diff --git a/CAPI/.gitattributes b/CAPI/.gitattributes index 6731563..b7e6ab9 100644 --- a/CAPI/.gitattributes +++ b/CAPI/.gitattributes @@ -1,5 +1,7 @@ tclap/** linguist-vendored +spdlog/** linguist-vendored + proto/** linguist-generated *.h linguist-language=C++ diff --git a/CAPI/API/include/logic.h b/CAPI/API/include/logic.h index 610e8d0..ce6910c 100644 --- a/CAPI/API/include/logic.h +++ b/CAPI/API/include/logic.h @@ -15,6 +15,10 @@ #include #include +#include +#include +#include + #include "Message2Server.pb.h" #include "Message2Clients.pb.h" #include "MessageType.pb.h" @@ -30,8 +34,12 @@ class Logic : public ILogic { private: + // 日志组件 + std::shared_ptr logger; + // 通信组件 std::unique_ptr pComm; + // ID、阵营记录 int64_t playerID; THUAI6::PlayerType playerType; @@ -148,7 +156,7 @@ public: } // Main函数同上 - void Main(CreateAIFunc createAI, std::string IP, std::string port, bool level, std::string filename); + void Main(CreateAIFunc createAI, std::string IP, std::string port, bool debug, bool level); }; #endif diff --git a/CAPI/API/src/logic.cpp b/CAPI/API/src/logic.cpp index e1b44ea..b12be1b 100644 --- a/CAPI/API/src/logic.cpp +++ b/CAPI/API/src/logic.cpp @@ -1,12 +1,14 @@ #include "logic.h" #include "structures.h" #include +#include +#include +#include #include #include "utils.hpp" #include "Communication.h" extern const bool asynchronous; -extern const THUAI6::PlayerType playerType; Logic::Logic(THUAI6::PlayerType type, int64_t ID, THUAI6::ButcherType butcher, THUAI6::HumanType human) : playerType(type), @@ -23,6 +25,7 @@ std::vector> Logic::GetButchers() const std::lock_guard lock(mtxBuffer); std::vector> temp; temp.assign(currentState->butchers.begin(), currentState->butchers.end()); + logger->debug("Called GetButchers"); return temp; } @@ -31,6 +34,7 @@ std::vector> Logic::GetHumans() const std::unique_lock lock(mtxBuffer); std::vector> temp; temp.assign(currentState->humans.begin(), currentState->humans.end()); + logger->debug("Called GetHumans"); return temp; } @@ -39,110 +43,131 @@ std::vector> Logic::GetProps() const std::unique_lock lock(mtxBuffer); std::vector> temp; temp.assign(currentState->props.begin(), currentState->props.end()); + logger->debug("Called GetProps"); return temp; } std::shared_ptr Logic::HumanGetSelfInfo() const { std::unique_lock lock(mtxBuffer); + logger->debug("Called HumanGetSelfInfo"); return currentState->humanSelf; } std::shared_ptr Logic::ButcherGetSelfInfo() const { std::unique_lock lock(mtxBuffer); + logger->debug("Called ButcherGetSelfInfo"); return currentState->butcherSelf; } std::vector> Logic::GetFullMap() const { std::unique_lock lock(mtxBuffer); + logger->debug("Called GetFullMap"); return currentState->gamemap; } THUAI6::PlaceType Logic::GetPlaceType(int32_t CellX, int32_t CellY) const { std::unique_lock lock(mtxBuffer); + logger->debug("Called GetPlaceType"); return currentState->gamemap[CellX][CellY]; } bool Logic::Move(int64_t time, double angle) { + logger->debug("Called Move"); return pComm->Move(time, angle, playerID); } bool Logic::PickProp(THUAI6::PropType prop) { + logger->debug("Called PickProp"); return pComm->PickProp(prop, playerID); } bool Logic::UseProp() { + logger->debug("Called UseProp"); return pComm->UseProp(playerID); } bool Logic::UseSkill() { + logger->debug("Called UseSkill"); return pComm->UseSkill(playerID); } bool Logic::SendMessage(int64_t toID, std::string message) { + logger->debug("Called SendMessage"); return pComm->SendMessage(toID, message, playerID); } bool Logic::HaveMessage() { + logger->debug("Called HaveMessage"); return pComm->HaveMessage(); } std::optional> Logic::GetMessage() { + logger->debug("Called GetMessage"); return pComm->GetMessage(); } bool Logic::Escape() { + logger->debug("Called Escape"); return pComm->Escape(playerID); } bool Logic::StartFixMachine() { + logger->debug("Called StartFixMachine"); return pComm->StartFixMachine(playerID); } bool Logic::EndFixMachine() { + logger->debug("Called EndFixMachine"); return pComm->EndFixMachine(playerID); } bool Logic::StartSaveHuman() { + logger->debug("Called StartSaveHuman"); return pComm->StartSaveHuman(playerID); } bool Logic::EndSaveHuman() { + logger->debug("Called EndSaveHuman"); return pComm->EndSaveHuman(playerID); } bool Logic::Attack(double angle) { + logger->debug("Called Attack"); return pComm->Attack(angle, playerID); } bool Logic::CarryHuman() { + logger->debug("Called CarryHuman"); return pComm->CarryHuman(playerID); } bool Logic::ReleaseHuman() { + logger->debug("Called ReleaseHuman"); return pComm->ReleaseHuman(playerID); } bool Logic::HangHuman() { + logger->debug("Called HangHuman"); return pComm->HangHuman(playerID); } @@ -156,19 +181,20 @@ void Logic::ProcessMessage() { auto messageThread = [&]() { - std::cout << "Join Player!" << std::endl; + logger->info("Message thread start!"); pComm->AddPlayer(playerID, playerType, humanType, butcherType); + logger->info("Join the player!"); while (gameState != THUAI6::GameState::GameEnd) { if (pComm->HaveMessage2Client()) { - std::cout << "Get Message!" << std::endl; + logger->debug("Get message from server!"); auto clientMsg = pComm->GetMessage2Client(); gameState = Proto2THUAI6::gameStateDict[clientMsg.game_state()]; switch (gameState) { case THUAI6::GameState::GameStart: - std::cout << "Game Start!" << std::endl; + logger->info("Game Start!"); // 重新读取玩家的guid，guid确保人类在前屠夫在后 playerGUIDs.clear(); @@ -205,10 +231,10 @@ void Logic::ProcessMessage() counterBuffer = -1; } cvBuffer.notify_one(); - std::cout << "Game End!" << std::endl; + logger->info("Game End!"); break; default: - std::cerr << "Invalid GameState!" << std::endl; + logger->debug("Unknown GameState!"); } } } @@ -227,7 +253,7 @@ void Logic::LoadBuffer(protobuf::MessageToClient& message) bufferState->butchers.clear(); bufferState->props.clear(); - std::cout << "Buffer clear!" << std::endl; + logger->debug("Buffer cleared!"); // 读取新的信息 // 读取消息的选择待补充，之后需要另外判断；具体做法应该是先读到自己，然后按照自己的视野做处理。此处暂时全部读了进来 bufferState->gamemap = Proto2THUAI6::Protobuf2THUAI6Map(message.map_message()); @@ -271,7 +297,7 @@ void Logic::LoadBuffer(protobuf::MessageToClient& message) if (barrier) continue; bufferState->butchers.push_back(Proto2THUAI6::Protobuf2THUAI6Butcher(item)); - std::cout << "Add Butcher!" << std::endl; + logger->debug("Add Butcher!"); } } } @@ -315,17 +341,21 @@ void Logic::LoadBuffer(protobuf::MessageToClient& message) if (barrier) continue; bufferState->humans.push_back(Proto2THUAI6::Protobuf2THUAI6Human(item)); - std::cout << "Add Human!" << std::endl; + logger->debug("Add Human!"); } } } for (const auto& item : message.prop_message()) + { bufferState->props.push_back(Proto2THUAI6::Protobuf2THUAI6Prop(item)); + logger->debug("Add Prop!"); + } if (asynchronous) { { std::lock_guard lock(mtxState); std::swap(currentState, bufferState); + logger->info("Update State!"); } freshed = true; } @@ -350,6 +380,7 @@ void Logic::Update() noexcept std::swap(currentState, bufferState); bufferUpdated = false; counterState = counterBuffer; + logger->info("Update State!"); } } @@ -395,13 +426,31 @@ const std::vector Logic::GetPlayerGUIDs() const bool Logic::TryConnection() { - std::cout << "Trying to connect to server..." << std::endl; + logger->info("Try to connect to server..."); bool result = pComm->TryConnection(playerID); return result; } -void Logic::Main(CreateAIFunc createAI, std::string IP, std::string port, bool level, std::string filename) +void Logic::Main(CreateAIFunc createAI, std::string IP, std::string port, bool debug, bool level) { + // 建立日志组件 + if (debug) + { + auto file_logger = std::make_shared("logs/logic-log.txt", true); + auto stdout_logger = std::make_shared(); + if (level) + stdout_logger->set_level(spdlog::level::warn); + else + stdout_logger->set_level(spdlog::level::info); + file_logger->set_level(spdlog::level::trace); + logger = std::make_shared("logicLogger", spdlog::sinks_init_list{file_logger, stdout_logger}); + } + else + { + auto logger = std::make_shared("logs/logic-log.txt", true); + logger->set_level(spdlog::level::trace); + } + // 建立与服务器之间通信的组件 pComm = std::make_unique(IP, port); @@ -445,10 +494,11 @@ void Logic::Main(CreateAIFunc createAI, std::string IP, std::string port, bool l // 连接服务器 if (TryConnection()) { - std::cout << "Connect to the server successfully, AI thread will be start." << std::endl; + logger->info("Connect to the server successfully, AI thread will be start."); if (tAI.joinable()) { - std::cout << "Join the AI thread." << std::endl; + logger->info("Join the AI thread!"); + // 首先开启处理消息的线程 ProcessMessage(); tAI.join(); @@ -456,7 +506,7 @@ void Logic::Main(CreateAIFunc createAI, std::string IP, std::string port, bool l } else { - std::cout << "Connection error!" << std::endl; + logger->error("Connect to the server failed, AI thread will not be start."); return; } } diff --git a/CAPI/API/src/main.cpp b/CAPI/API/src/main.cpp index bdc01b7..d995537 100644 --- a/CAPI/API/src/main.cpp +++ b/CAPI/API/src/main.cpp @@ -12,7 +12,7 @@ int THUAI6Main(int argc, char** argv, CreateAIFunc AIBuilder) int pID = 114514; std::string sIP = "114.51.41.91"; std::string sPort = "9810"; - std::string filename = ""; + bool print = false; bool level = false; extern const THUAI6::PlayerType playerType; extern const THUAI6::ButcherType butcherType; @@ -20,11 +20,11 @@ int THUAI6Main(int argc, char** argv, CreateAIFunc AIBuilder) // 仅供早期调试使用 { Logic logic(playerType, pID, butcherType, humanType); - logic.Main(AIBuilder, sIP, sPort, level, filename); + logic.Main(AIBuilder, sIP, sPort, print, level); return 0; } - // 使用cmdline的版本 + // 使用cmdline的正式版本 try { TCLAP::CmdLine cmd("THUAI6 C++ interface commandline parameter introduction"); @@ -40,16 +40,13 @@ int THUAI6Main(int argc, char** argv, CreateAIFunc AIBuilder) TCLAP::ValueArg playerID("p", "playerID", "Player ID 0,1,2,3 valid only", true, -1, &playerIdConstraint); cmd.add(playerID); - std::string DebugDesc = "Set this flag to use API for debugging.\n" - "If \"-f\" is not set, the log will be printed on the screen.\n" - "Or you could specify a file to store it."; + std::string DebugDesc = "Set this flag to print the debug log on the screen.\n" + "The log will always be saved to ./logs folder.\n"; TCLAP::SwitchArg debug("d", "debug", DebugDesc); cmd.add(debug); - TCLAP::ValueArg FileName("f", "filename", "Specify a file to store the log.", false, "", "string"); - cmd.add(FileName); - - TCLAP::SwitchArg warning("w", "warning", "Warn of some obviously invalid operations (only when \"-d\" is set)."); + TCLAP::SwitchArg warning("w", "warning", "Set this flag to only print warning on the screen.\n" + "This flag will be ignored if the debug flag is not set\n"); cmd.add(warning); cmd.parse(argc, argv); @@ -61,9 +58,9 @@ int THUAI6Main(int argc, char** argv, CreateAIFunc AIBuilder) bool w = warning.getValue(); if (d) { + print = true; level = w; } - filename = FileName.getValue(); } catch (TCLAP::ArgException& e) { @@ -71,7 +68,7 @@ int THUAI6Main(int argc, char** argv, CreateAIFunc AIBuilder) return 1; } Logic logic(playerType, pID, butcherType, humanType); - logic.Main(AIBuilder, sIP, sPort, level, filename); + logic.Main(AIBuilder, sIP, sPort, print, level); return 0; } diff --git a/CAPI/CMakeLists.txt b/CAPI/CMakeLists.txt index b557d52..ed69b96 100644 --- a/CAPI/CMakeLists.txt +++ b/CAPI/CMakeLists.txt @@ -18,7 +18,7 @@ message(STATUS "Using gRPC ${gRPC_VERSION}") add_executable(capi ${CPP_LIST} ${PROTO_CPP_LIST}) -target_include_directories(capi PUBLIC ${PROJECT_SOURCE_DIR}/proto ${PROJECT_SOURCE_DIR}/API/include ${PROJECT_SOURCE_DIR}/tclap/include) +target_include_directories(capi PUBLIC ${PROJECT_SOURCE_DIR}/proto ${PROJECT_SOURCE_DIR}/API/include ${PROJECT_SOURCE_DIR}/tclap/include ${PROJECT_SOURCE_DIR}/spdlog/include) target_link_libraries(capi protobuf::libprotobuf diff --git a/CAPI/spdlog/include/spdlog/async.h b/CAPI/spdlog/include/spdlog/async.h new file mode 100644 index 0000000..b5bd21f --- /dev/null +++ b/CAPI/spdlog/include/spdlog/async.h @@ -0,0 +1,103 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Async logging using global thread pool +// All loggers created here share same global thread pool. +// Each log message is pushed to a queue along with a shared pointer to the +// logger. +// If a logger deleted while having pending messages in the queue, it's actual +// destruction will defer +// until all its messages are processed by the thread pool. +// This is because each message in the queue holds a shared_ptr to the +// originating logger. + +#include +#include +#include + +#include +#include +#include + +namespace spdlog +{ + + namespace details + { + static const size_t default_async_q_size = 8192; + } + + // async logger factory - creates async loggers backed with thread pool. + // if a global thread pool doesn't already exist, create it with default queue + // size of 8192 items and single thread. + template + struct async_factory_impl + { + template + static std::shared_ptr create(std::string logger_name, SinkArgs&&... args) + { + auto& registry_inst = details::registry::instance(); + + // create global thread pool if not already exists.. + + auto& mutex = registry_inst.tp_mutex(); + std::lock_guard tp_lock(mutex); + auto tp = registry_inst.get_tp(); + if (tp == nullptr) + { + tp = std::make_shared(details::default_async_q_size, 1U); + registry_inst.set_tp(tp); + } + + auto sink = std::make_shared(std::forward(args)...); + auto new_logger = std::make_shared(std::move(logger_name), std::move(sink), std::move(tp), OverflowPolicy); + registry_inst.initialize_logger(new_logger); + return new_logger; + } + }; + + using async_factory = async_factory_impl; + using async_factory_nonblock = async_factory_impl; + + template + inline std::shared_ptr create_async(std::string logger_name, SinkArgs&&... sink_args) + { + return async_factory::create(std::move(logger_name), std::forward(sink_args)...); + } + + template + inline std::shared_ptr create_async_nb(std::string logger_name, SinkArgs&&... sink_args) + { + return async_factory_nonblock::create(std::move(logger_name), std::forward(sink_args)...); + } + + // set global thread pool. + inline void init_thread_pool( + size_t q_size, size_t thread_count, std::function on_thread_start, std::function on_thread_stop + ) + { + auto tp = std::make_shared(q_size, thread_count, on_thread_start, on_thread_stop); + details::registry::instance().set_tp(std::move(tp)); + } + + inline void init_thread_pool(size_t q_size, size_t thread_count, std::function on_thread_start) + { + init_thread_pool(q_size, thread_count, on_thread_start, [] {}); + } + + inline void init_thread_pool(size_t q_size, size_t thread_count) + { + init_thread_pool( + q_size, thread_count, [] {}, [] {} + ); + } + + // get the global thread pool. + inline std::shared_ptr thread_pool() + { + return details::registry::instance().get_tp(); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/async_logger-inl.h b/CAPI/spdlog/include/spdlog/async_logger-inl.h new file mode 100644 index 0000000..af9a185 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/async_logger-inl.h @@ -0,0 +1,96 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +#include +#include + +SPDLOG_INLINE spdlog::async_logger::async_logger( + std::string logger_name, sinks_init_list sinks_list, std::weak_ptr tp, async_overflow_policy overflow_policy +) : + async_logger(std::move(logger_name), sinks_list.begin(), sinks_list.end(), std::move(tp), overflow_policy) +{ +} + +SPDLOG_INLINE spdlog::async_logger::async_logger( + std::string logger_name, sink_ptr single_sink, std::weak_ptr tp, async_overflow_policy overflow_policy +) : + async_logger(std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) +{ +} + +// send the log message to the thread pool +SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg& msg) +{ + if (auto pool_ptr = thread_pool_.lock()) + { + pool_ptr->post_log(shared_from_this(), msg, overflow_policy_); + } + else + { + throw_spdlog_ex("async log: thread pool doesn't exist anymore"); + } +} + +// send flush request to the thread pool +SPDLOG_INLINE void spdlog::async_logger::flush_() +{ + if (auto pool_ptr = thread_pool_.lock()) + { + pool_ptr->post_flush(shared_from_this(), overflow_policy_); + } + else + { + throw_spdlog_ex("async flush: thread pool doesn't exist anymore"); + } +} + +// +// backend functions - called from the thread pool to do the actual job +// +SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg& msg) +{ + for (auto& sink : sinks_) + { + if (sink->should_log(msg.level)) + { + SPDLOG_TRY + { + sink->log(msg); + } + SPDLOG_LOGGER_CATCH(msg.source) + } + } + + if (should_flush_(msg)) + { + backend_flush_(); + } +} + +SPDLOG_INLINE void spdlog::async_logger::backend_flush_() +{ + for (auto& sink : sinks_) + { + SPDLOG_TRY + { + sink->flush(); + } + SPDLOG_LOGGER_CATCH(source_loc()) + } +} + +SPDLOG_INLINE std::shared_ptr spdlog::async_logger::clone(std::string new_name) +{ + auto cloned = std::make_shared(*this); + cloned->name_ = std::move(new_name); + return cloned; +} diff --git a/CAPI/spdlog/include/spdlog/async_logger.h b/CAPI/spdlog/include/spdlog/async_logger.h new file mode 100644 index 0000000..c453299 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/async_logger.h @@ -0,0 +1,68 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Fast asynchronous logger. +// Uses pre allocated queue. +// Creates a single back thread to pop messages from the queue and log them. +// +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message +// 2. Push a new copy of the message to a queue (or block the caller until +// space is available in the queue) +// Upon destruction, logs all remaining messages in the queue before +// destructing.. + +#include + +namespace spdlog +{ + + // Async overflow policy - block by default. + enum class async_overflow_policy + { + block, // Block until message can be enqueued + overrun_oldest // Discard oldest message in the queue if full when trying to + // add new item. + }; + + namespace details + { + class thread_pool; + } + + class SPDLOG_API async_logger final : public std::enable_shared_from_this, public logger + { + friend class details::thread_pool; + + public: + template + async_logger(std::string logger_name, It begin, It end, std::weak_ptr tp, async_overflow_policy overflow_policy = async_overflow_policy::block) : + logger(std::move(logger_name), begin, end), + thread_pool_(std::move(tp)), + overflow_policy_(overflow_policy) + { + } + + async_logger(std::string logger_name, sinks_init_list sinks_list, std::weak_ptr tp, async_overflow_policy overflow_policy = async_overflow_policy::block); + + async_logger(std::string logger_name, sink_ptr single_sink, std::weak_ptr tp, async_overflow_policy overflow_policy = async_overflow_policy::block); + + std::shared_ptr clone(std::string new_name) override; + + protected: + void sink_it_(const details::log_msg& msg) override; + void flush_() override; + void backend_sink_it_(const details::log_msg& incoming_log_msg); + void backend_flush_(); + + private: + std::weak_ptr thread_pool_; + async_overflow_policy overflow_policy_; + }; +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "async_logger-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/cfg/argv.h b/CAPI/spdlog/include/spdlog/cfg/argv.h new file mode 100644 index 0000000..e371280 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/cfg/argv.h @@ -0,0 +1,46 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +#include +#include + +// +// Init log levels using each argv entry that starts with "SPDLOG_LEVEL=" +// +// set all loggers to debug level: +// example.exe "SPDLOG_LEVEL=debug" + +// set logger1 to trace level +// example.exe "SPDLOG_LEVEL=logger1=trace" + +// turn off all logging except for logger1 and logger2: +// example.exe "SPDLOG_LEVEL=off,logger1=debug,logger2=info" + +namespace spdlog +{ + namespace cfg + { + + // search for SPDLOG_LEVEL= in the args and use it to init the levels + inline void load_argv_levels(int argc, const char** argv) + { + const std::string spdlog_level_prefix = "SPDLOG_LEVEL="; + for (int i = 1; i < argc; i++) + { + std::string arg = argv[i]; + if (arg.find(spdlog_level_prefix) == 0) + { + auto levels_string = arg.substr(spdlog_level_prefix.size()); + helpers::load_levels(levels_string); + } + } + } + + inline void load_argv_levels(int argc, char** argv) + { + load_argv_levels(argc, const_cast(argv)); + } + + } // namespace cfg +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/cfg/env.h b/CAPI/spdlog/include/spdlog/cfg/env.h new file mode 100644 index 0000000..2b95c13 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/cfg/env.h @@ -0,0 +1,40 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +#include +#include +#include + +// +// Init levels and patterns from env variables SPDLOG_LEVEL +// Inspired from Rust's "env_logger" crate (https://crates.io/crates/env_logger). +// Note - fallback to "info" level on unrecognized levels +// +// Examples: +// +// set global level to debug: +// export SPDLOG_LEVEL=debug +// +// turn off all logging except for logger1: +// export SPDLOG_LEVEL="*=off,logger1=debug" +// + +// turn off all logging except for logger1 and logger2: +// export SPDLOG_LEVEL="off,logger1=debug,logger2=info" + +namespace spdlog +{ + namespace cfg + { + inline void load_env_levels() + { + auto env_val = details::os::getenv("SPDLOG_LEVEL"); + if (!env_val.empty()) + { + helpers::load_levels(env_val); + } + } + + } // namespace cfg +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/cfg/helpers-inl.h b/CAPI/spdlog/include/spdlog/cfg/helpers-inl.h new file mode 100644 index 0000000..23e404d --- /dev/null +++ b/CAPI/spdlog/include/spdlog/cfg/helpers-inl.h @@ -0,0 +1,125 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include +#include + +#include +#include +#include +#include + +namespace spdlog +{ + namespace cfg + { + namespace helpers + { + + // inplace convert to lowercase + inline std::string& to_lower_(std::string& str) + { + std::transform( + str.begin(), str.end(), str.begin(), [](char ch) + { return static_cast((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); } + ); + return str; + } + + // inplace trim spaces + inline std::string& trim_(std::string& str) + { + const char* spaces = " \n\r\t"; + str.erase(str.find_last_not_of(spaces) + 1); + str.erase(0, str.find_first_not_of(spaces)); + return str; + } + + // return (name,value) trimmed pair from given "name=value" string. + // return empty string on missing parts + // "key=val" => ("key", "val") + // " key = val " => ("key", "val") + // "key=" => ("key", "") + // "val" => ("", "val") + + inline std::pair extract_kv_(char sep, const std::string& str) + { + auto n = str.find(sep); + std::string k, v; + if (n == std::string::npos) + { + v = str; + } + else + { + k = str.substr(0, n); + v = str.substr(n + 1); + } + return std::make_pair(trim_(k), trim_(v)); + } + + // return vector of key/value pairs from sequence of "K1=V1,K2=V2,.." + // "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...} + inline std::unordered_map extract_key_vals_(const std::string& str) + { + std::string token; + std::istringstream token_stream(str); + std::unordered_map rv{}; + while (std::getline(token_stream, token, ',')) + { + if (token.empty()) + { + continue; + } + auto kv = extract_kv_('=', token); + rv[kv.first] = kv.second; + } + return rv; + } + + SPDLOG_INLINE void load_levels(const std::string& input) + { + if (input.empty() || input.size() > 512) + { + return; + } + + auto key_vals = extract_key_vals_(input); + std::unordered_map levels; + level::level_enum global_level = level::info; + bool global_level_found = false; + + for (auto& name_level : key_vals) + { + auto& logger_name = name_level.first; + auto level_name = to_lower_(name_level.second); + auto level = level::from_str(level_name); + // ignore unrecognized level names + if (level == level::off && level_name != "off") + { + continue; + } + if (logger_name.empty()) // no logger name indicate global level + { + global_level_found = true; + global_level = level; + } + else + { + levels[logger_name] = level; + } + } + + details::registry::instance().set_levels(std::move(levels), global_level_found ? &global_level : nullptr); + } + + } // namespace helpers + } // namespace cfg +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/cfg/helpers.h b/CAPI/spdlog/include/spdlog/cfg/helpers.h new file mode 100644 index 0000000..0c9fc1d --- /dev/null +++ b/CAPI/spdlog/include/spdlog/cfg/helpers.h @@ -0,0 +1,32 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog +{ + namespace cfg + { + namespace helpers + { + // + // Init levels from given string + // + // Examples: + // + // set global level to debug: "debug" + // turn off all logging except for logger1: "off,logger1=debug" + // turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info" + // + SPDLOG_API void load_levels(const std::string& txt); + } // namespace helpers + + } // namespace cfg +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "helpers-inl.h" +#endif // SPDLOG_HEADER_ONLY diff --git a/CAPI/spdlog/include/spdlog/common-inl.h b/CAPI/spdlog/include/spdlog/common-inl.h new file mode 100644 index 0000000..a23f6d7 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/common-inl.h @@ -0,0 +1,85 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +namespace spdlog +{ + namespace level + { + +#if __cplusplus >= 201703L + constexpr +#endif + static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES; + + static const char* short_level_names[] SPDLOG_SHORT_LEVEL_NAMES; + + SPDLOG_INLINE const string_view_t& to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT + { + return level_string_views[l]; + } + + SPDLOG_INLINE const char* to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT + { + return short_level_names[l]; + } + + SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string& name) SPDLOG_NOEXCEPT + { + auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name); + if (it != std::end(level_string_views)) + return static_cast(std::distance(std::begin(level_string_views), it)); + + // check also for "warn" and "err" before giving up.. + if (name == "warn") + { + return level::warn; + } + if (name == "err") + { + return level::err; + } + return level::off; + } + } // namespace level + + SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) : + msg_(std::move(msg)) + { + } + + SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string& msg, int last_errno) + { +#ifdef SPDLOG_USE_STD_FORMAT + msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what(); +#else + memory_buf_t outbuf; + fmt::format_system_error(outbuf, last_errno, msg.c_str()); + msg_ = fmt::to_string(outbuf); +#endif + } + + SPDLOG_INLINE const char* spdlog_ex::what() const SPDLOG_NOEXCEPT + { + return msg_.c_str(); + } + + SPDLOG_INLINE void throw_spdlog_ex(const std::string& msg, int last_errno) + { + SPDLOG_THROW(spdlog_ex(msg, last_errno)); + } + + SPDLOG_INLINE void throw_spdlog_ex(std::string msg) + { + SPDLOG_THROW(spdlog_ex(std::move(msg))); + } + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/common.h b/CAPI/spdlog/include/spdlog/common.h new file mode 100644 index 0000000..98d8544 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/common.h @@ -0,0 +1,420 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef SPDLOG_USE_STD_FORMAT +#include +#if __cpp_lib_format >= 202207L +#include +#else +#include +#endif +#endif + +#ifdef SPDLOG_COMPILED_LIB +#undef SPDLOG_HEADER_ONLY +#if defined(SPDLOG_SHARED_LIB) +#if defined(_WIN32) +#ifdef spdlog_EXPORTS +#define SPDLOG_API __declspec(dllexport) +#else // !spdlog_EXPORTS +#define SPDLOG_API __declspec(dllimport) +#endif +#else // !defined(_WIN32) +#define SPDLOG_API __attribute__((visibility("default"))) +#endif +#else // !defined(SPDLOG_SHARED_LIB) +#define SPDLOG_API +#endif +#define SPDLOG_INLINE +#else // !defined(SPDLOG_COMPILED_LIB) +#define SPDLOG_API +#define SPDLOG_HEADER_ONLY +#define SPDLOG_INLINE inline +#endif // #ifdef SPDLOG_COMPILED_LIB + +#include + +#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION >= 80000 // backward compatibility with fmt versions older than 8 +#define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string) +#define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string) +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +#include +#endif +#else +#define SPDLOG_FMT_RUNTIME(format_string) format_string +#define SPDLOG_FMT_STRING(format_string) format_string +#endif + +// visual studio up to 2013 does not support noexcept nor constexpr +#if defined(_MSC_VER) && (_MSC_VER < 1900) +#define SPDLOG_NOEXCEPT _NOEXCEPT +#define SPDLOG_CONSTEXPR +#define SPDLOG_CONSTEXPR_FUNC inline +#else +#define SPDLOG_NOEXCEPT noexcept +#define SPDLOG_CONSTEXPR constexpr +#if __cplusplus >= 201402L +#define SPDLOG_CONSTEXPR_FUNC constexpr +#else +#define SPDLOG_CONSTEXPR_FUNC inline +#endif +#endif + +#if defined(__GNUC__) || defined(__clang__) +#define SPDLOG_DEPRECATED __attribute__((deprecated)) +#elif defined(_MSC_VER) +#define SPDLOG_DEPRECATED __declspec(deprecated) +#else +#define SPDLOG_DEPRECATED +#endif + +// disable thread local on msvc 2013 +#ifndef SPDLOG_NO_TLS +#if (defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt) +#define SPDLOG_NO_TLS 1 +#endif +#endif + +#ifndef SPDLOG_FUNCTION +#define SPDLOG_FUNCTION static_cast(__FUNCTION__) +#endif + +#ifdef SPDLOG_NO_EXCEPTIONS +#define SPDLOG_TRY +#define SPDLOG_THROW(ex) \ + do \ + { \ + printf("spdlog fatal error: %s\n", ex.what()); \ + std::abort(); \ + } while (0) +#define SPDLOG_CATCH_STD +#else +#define SPDLOG_TRY try +#define SPDLOG_THROW(ex) throw(ex) +#define SPDLOG_CATCH_STD \ + catch (const std::exception&) \ + { \ + } +#endif + +namespace spdlog +{ + + class formatter; + + namespace sinks + { + class sink; + } + +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + using filename_t = std::wstring; +// allow macro expansion to occur in SPDLOG_FILENAME_T +#define SPDLOG_FILENAME_T_INNER(s) L##s +#define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s) +#else + using filename_t = std::string; +#define SPDLOG_FILENAME_T(s) s +#endif + + using log_clock = std::chrono::system_clock; + using sink_ptr = std::shared_ptr; + using sinks_init_list = std::initializer_list; + using err_handler = std::function; +#ifdef SPDLOG_USE_STD_FORMAT + namespace fmt_lib = std; + + using string_view_t = std::string_view; + using memory_buf_t = std::string; + + template +#if __cpp_lib_format >= 202207L + using format_string_t = std::format_string; +#else + using format_string_t = std::string_view; +#endif + + template + struct is_convertible_to_basic_format_string : std::integral_constant>::value> + { + }; + +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) + using wstring_view_t = std::wstring_view; + using wmemory_buf_t = std::wstring; + + template +#if __cpp_lib_format >= 202207L + using wformat_string_t = std::wformat_string; +#else + using wformat_string_t = std::wstring_view; +#endif +#endif +#define SPDLOG_BUF_TO_STRING(x) x +#else // use fmt lib instead of std::format + namespace fmt_lib = fmt; + + using string_view_t = fmt::basic_string_view; + using memory_buf_t = fmt::basic_memory_buffer; + + template + using format_string_t = fmt::format_string; + + template + using remove_cvref_t = typename std::remove_cv::type>::type; + + // clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the condition from basic_format_string here, + // in addition, fmt::basic_runtime is only convertible to basic_format_string but not basic_string_view + template + struct is_convertible_to_basic_format_string : std::integral_constant>::value || std::is_same, fmt::basic_runtime>::value> + { + }; + +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) + using wstring_view_t = fmt::basic_string_view; + using wmemory_buf_t = fmt::basic_memory_buffer; + + template + using wformat_string_t = fmt::wformat_string; +#endif +#define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x) +#endif + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT +#ifndef _WIN32 +#error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows +#endif // _WIN32 +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + + template + struct is_convertible_to_any_format_string : std::integral_constant::value || is_convertible_to_basic_format_string::value> + { + }; + +#if defined(SPDLOG_NO_ATOMIC_LEVELS) + using level_t = details::null_atomic_int; +#else + using level_t = std::atomic; +#endif + +#define SPDLOG_LEVEL_TRACE 0 +#define SPDLOG_LEVEL_DEBUG 1 +#define SPDLOG_LEVEL_INFO 2 +#define SPDLOG_LEVEL_WARN 3 +#define SPDLOG_LEVEL_ERROR 4 +#define SPDLOG_LEVEL_CRITICAL 5 +#define SPDLOG_LEVEL_OFF 6 + +#if !defined(SPDLOG_ACTIVE_LEVEL) +#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +#endif + + // Log level enum + namespace level + { + enum level_enum : int + { + trace = SPDLOG_LEVEL_TRACE, + debug = SPDLOG_LEVEL_DEBUG, + info = SPDLOG_LEVEL_INFO, + warn = SPDLOG_LEVEL_WARN, + err = SPDLOG_LEVEL_ERROR, + critical = SPDLOG_LEVEL_CRITICAL, + off = SPDLOG_LEVEL_OFF, + n_levels + }; + +#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5) +#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5) +#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4) +#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7) +#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5) +#define SPDLOG_LEVEL_NAME_CRITICAL spdlog::string_view_t("critical", 8) +#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3) + +#if !defined(SPDLOG_LEVEL_NAMES) +#define SPDLOG_LEVEL_NAMES \ + { \ + SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO, SPDLOG_LEVEL_NAME_WARNING, SPDLOG_LEVEL_NAME_ERROR, \ + SPDLOG_LEVEL_NAME_CRITICAL, SPDLOG_LEVEL_NAME_OFF \ + } +#endif + +#if !defined(SPDLOG_SHORT_LEVEL_NAMES) + +#define SPDLOG_SHORT_LEVEL_NAMES \ + { \ + "T", "D", "I", "W", "E", "C", "O" \ + } +#endif + + SPDLOG_API const string_view_t& to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; + SPDLOG_API const char* to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; + SPDLOG_API spdlog::level::level_enum from_str(const std::string& name) SPDLOG_NOEXCEPT; + + } // namespace level + + // + // Color mode used by sinks with color support. + // + enum class color_mode + { + always, + automatic, + never + }; + + // + // Pattern time - specific time getting to use for pattern_formatter. + // local time by default + // + enum class pattern_time_type + { + local, // log localtime + utc // log utc + }; + + // + // Log exception + // + class SPDLOG_API spdlog_ex : public std::exception + { + public: + explicit spdlog_ex(std::string msg); + spdlog_ex(const std::string& msg, int last_errno); + const char* what() const SPDLOG_NOEXCEPT override; + + private: + std::string msg_; + }; + + [[noreturn]] SPDLOG_API void throw_spdlog_ex(const std::string& msg, int last_errno); + [[noreturn]] SPDLOG_API void throw_spdlog_ex(std::string msg); + + struct source_loc + { + SPDLOG_CONSTEXPR source_loc() = default; + SPDLOG_CONSTEXPR source_loc(const char* filename_in, int line_in, const char* funcname_in) : + filename{filename_in}, + line{line_in}, + funcname{funcname_in} + { + } + + SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT + { + return line == 0; + } + const char* filename{nullptr}; + int line{0}; + const char* funcname{nullptr}; + }; + + struct file_event_handlers + { + file_event_handlers() : + before_open(nullptr), + after_open(nullptr), + before_close(nullptr), + after_close(nullptr) + { + } + + std::function before_open; + std::function after_open; + std::function before_close; + std::function after_close; + }; + + namespace details + { + + // to_string_view + + SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t& buf) SPDLOG_NOEXCEPT + { + return spdlog::string_view_t{buf.data(), buf.size()}; + } + + SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str) SPDLOG_NOEXCEPT + { + return str; + } + +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) + SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t& buf) SPDLOG_NOEXCEPT + { + return spdlog::wstring_view_t{buf.data(), buf.size()}; + } + + SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) SPDLOG_NOEXCEPT + { + return str; + } +#endif + +#ifndef SPDLOG_USE_STD_FORMAT + template + inline fmt::basic_string_view to_string_view(fmt::basic_format_string fmt) + { + return fmt; + } +#elif __cpp_lib_format >= 202207L + template + SPDLOG_CONSTEXPR_FUNC std::basic_string_view to_string_view(std::basic_format_string fmt) SPDLOG_NOEXCEPT + { + return fmt.get(); + } +#endif + + // make_unique support for pre c++14 + +#if __cplusplus >= 201402L // C++14 and beyond + using std::enable_if_t; + using std::make_unique; +#else + template + using enable_if_t = typename std::enable_if::type; + + template + std::unique_ptr make_unique(Args&&... args) + { + static_assert(!std::is_array::value, "arrays not supported"); + return std::unique_ptr(new T(std::forward(args)...)); + } +#endif + + // to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324) + template::value, int> = 0> + constexpr T conditional_static_cast(U value) + { + return static_cast(value); + } + + template::value, int> = 0> + constexpr T conditional_static_cast(U value) + { + return value; + } + + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "common-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/backtracer-inl.h b/CAPI/spdlog/include/spdlog/details/backtracer-inl.h new file mode 100644 index 0000000..819cad0 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/backtracer-inl.h @@ -0,0 +1,77 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif +namespace spdlog +{ + namespace details + { + SPDLOG_INLINE backtracer::backtracer(const backtracer& other) + { + std::lock_guard lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = other.messages_; + } + + SPDLOG_INLINE backtracer::backtracer(backtracer&& other) SPDLOG_NOEXCEPT + { + std::lock_guard lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); + } + + SPDLOG_INLINE backtracer& backtracer::operator=(backtracer other) + { + std::lock_guard lock(mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); + return *this; + } + + SPDLOG_INLINE void backtracer::enable(size_t size) + { + std::lock_guard lock{mutex_}; + enabled_.store(true, std::memory_order_relaxed); + messages_ = circular_q{size}; + } + + SPDLOG_INLINE void backtracer::disable() + { + std::lock_guard lock{mutex_}; + enabled_.store(false, std::memory_order_relaxed); + } + + SPDLOG_INLINE bool backtracer::enabled() const + { + return enabled_.load(std::memory_order_relaxed); + } + + SPDLOG_INLINE void backtracer::push_back(const log_msg& msg) + { + std::lock_guard lock{mutex_}; + messages_.push_back(log_msg_buffer{msg}); + } + + SPDLOG_INLINE bool backtracer::empty() const + { + std::lock_guard lock{mutex_}; + return messages_.empty(); + } + + // pop all items in the q and apply the given fun on each of them. + SPDLOG_INLINE void backtracer::foreach_pop(std::function fun) + { + std::lock_guard lock{mutex_}; + while (!messages_.empty()) + { + auto& front_msg = messages_.front(); + fun(front_msg); + messages_.pop_front(); + } + } + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/backtracer.h b/CAPI/spdlog/include/spdlog/details/backtracer.h new file mode 100644 index 0000000..a9bccb5 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/backtracer.h @@ -0,0 +1,48 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include +#include +#include + +// Store log messages in circular buffer. +// Useful for storing debug data in case of error/warning happens. + +namespace spdlog +{ + namespace details + { + class SPDLOG_API backtracer + { + mutable std::mutex mutex_; + std::atomic enabled_{false}; + circular_q messages_; + + public: + backtracer() = default; + backtracer(const backtracer& other); + + backtracer(backtracer&& other) SPDLOG_NOEXCEPT; + backtracer& operator=(backtracer other); + + void enable(size_t size); + void disable(); + bool enabled() const; + void push_back(const log_msg& msg); + bool empty() const; + + // pop all items in the q and apply the given fun on each of them. + void foreach_pop(std::function fun); + }; + + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "backtracer-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/circular_q.h b/CAPI/spdlog/include/spdlog/details/circular_q.h new file mode 100644 index 0000000..67f1186 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/circular_q.h @@ -0,0 +1,150 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// circular q view of std::vector. +#pragma once + +#include +#include + +namespace spdlog +{ + namespace details + { + template + class circular_q + { + size_t max_items_ = 0; + typename std::vector::size_type head_ = 0; + typename std::vector::size_type tail_ = 0; + size_t overrun_counter_ = 0; + std::vector v_; + + public: + using value_type = T; + + // empty ctor - create a disabled queue with no elements allocated at all + circular_q() = default; + + explicit circular_q(size_t max_items) : + max_items_(max_items + 1) // one item is reserved as marker for full q + , + v_(max_items_) + { + } + + circular_q(const circular_q&) = default; + circular_q& operator=(const circular_q&) = default; + + // move cannot be default, + // since we need to reset head_, tail_, etc to zero in the moved object + circular_q(circular_q&& other) SPDLOG_NOEXCEPT + { + copy_moveable(std::move(other)); + } + + circular_q& operator=(circular_q&& other) SPDLOG_NOEXCEPT + { + copy_moveable(std::move(other)); + return *this; + } + + // push back, overrun (oldest) item if no room left + void push_back(T&& item) + { + if (max_items_ > 0) + { + v_[tail_] = std::move(item); + tail_ = (tail_ + 1) % max_items_; + + if (tail_ == head_) // overrun last item if full + { + head_ = (head_ + 1) % max_items_; + ++overrun_counter_; + } + } + } + + // Return reference to the front item. + // If there are no elements in the container, the behavior is undefined. + const T& front() const + { + return v_[head_]; + } + + T& front() + { + return v_[head_]; + } + + // Return number of elements actually stored + size_t size() const + { + if (tail_ >= head_) + { + return tail_ - head_; + } + else + { + return max_items_ - (head_ - tail_); + } + } + + // Return const reference to item by index. + // If index is out of range 0…size()-1, the behavior is undefined. + const T& at(size_t i) const + { + assert(i < size()); + return v_[(head_ + i) % max_items_]; + } + + // Pop item from front. + // If there are no elements in the container, the behavior is undefined. + void pop_front() + { + head_ = (head_ + 1) % max_items_; + } + + bool empty() const + { + return tail_ == head_; + } + + bool full() const + { + // head is ahead of the tail by 1 + if (max_items_ > 0) + { + return ((tail_ + 1) % max_items_) == head_; + } + return false; + } + + size_t overrun_counter() const + { + return overrun_counter_; + } + + void reset_overrun_counter() + { + overrun_counter_ = 0; + } + + private: + // copy from other&& and reset it to disabled state + void copy_moveable(circular_q&& other) SPDLOG_NOEXCEPT + { + max_items_ = other.max_items_; + head_ = other.head_; + tail_ = other.tail_; + overrun_counter_ = other.overrun_counter_; + v_ = std::move(other.v_); + + // put &&other in disabled, but valid state + other.max_items_ = 0; + other.head_ = other.tail_ = 0; + other.overrun_counter_ = 0; + } + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/console_globals.h b/CAPI/spdlog/include/spdlog/details/console_globals.h new file mode 100644 index 0000000..c071e42 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/console_globals.h @@ -0,0 +1,34 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog +{ + namespace details + { + + struct console_mutex + { + using mutex_t = std::mutex; + static mutex_t& mutex() + { + static mutex_t s_mutex; + return s_mutex; + } + }; + + struct console_nullmutex + { + using mutex_t = null_mutex; + static mutex_t& mutex() + { + static mutex_t s_mutex; + return s_mutex; + } + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/file_helper-inl.h b/CAPI/spdlog/include/spdlog/details/file_helper-inl.h new file mode 100644 index 0000000..c940635 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/file_helper-inl.h @@ -0,0 +1,175 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace details + { + + SPDLOG_INLINE file_helper::file_helper(const file_event_handlers& event_handlers) : + event_handlers_(event_handlers) + { + } + + SPDLOG_INLINE file_helper::~file_helper() + { + close(); + } + + SPDLOG_INLINE void file_helper::open(const filename_t& fname, bool truncate) + { + close(); + filename_ = fname; + + auto* mode = SPDLOG_FILENAME_T("ab"); + auto* trunc_mode = SPDLOG_FILENAME_T("wb"); + + if (event_handlers_.before_open) + { + event_handlers_.before_open(filename_); + } + for (int tries = 0; tries < open_tries_; ++tries) + { + // create containing folder if not exists already. + os::create_dir(os::dir_name(fname)); + if (truncate) + { + // Truncate by opening-and-closing a tmp file in "wb" mode, always + // opening the actual log-we-write-to in "ab" mode, since that + // interacts more politely with eternal processes that might + // rotate/truncate the file underneath us. + std::FILE* tmp; + if (os::fopen_s(&tmp, fname, trunc_mode)) + { + continue; + } + std::fclose(tmp); + } + if (!os::fopen_s(&fd_, fname, mode)) + { + if (event_handlers_.after_open) + { + event_handlers_.after_open(filename_, fd_); + } + return; + } + + details::os::sleep_for_millis(open_interval_); + } + + throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno); + } + + SPDLOG_INLINE void file_helper::reopen(bool truncate) + { + if (filename_.empty()) + { + throw_spdlog_ex("Failed re opening file - was not opened before"); + } + this->open(filename_, truncate); + } + + SPDLOG_INLINE void file_helper::flush() + { + if (std::fflush(fd_) != 0) + { + throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno); + } + } + + SPDLOG_INLINE void file_helper::close() + { + if (fd_ != nullptr) + { + if (event_handlers_.before_close) + { + event_handlers_.before_close(filename_, fd_); + } + + std::fclose(fd_); + fd_ = nullptr; + + if (event_handlers_.after_close) + { + event_handlers_.after_close(filename_); + } + } + } + + SPDLOG_INLINE void file_helper::write(const memory_buf_t& buf) + { + size_t msg_size = buf.size(); + auto data = buf.data(); + if (std::fwrite(data, 1, msg_size, fd_) != msg_size) + { + throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno); + } + } + + SPDLOG_INLINE size_t file_helper::size() const + { + if (fd_ == nullptr) + { + throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)); + } + return os::filesize(fd_); + } + + SPDLOG_INLINE const filename_t& file_helper::filename() const + { + return filename_; + } + + // + // return file path and its extension: + // + // "mylog.txt" => ("mylog", ".txt") + // "mylog" => ("mylog", "") + // "mylog." => ("mylog.", "") + // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") + // + // the starting dot in filenames is ignored (hidden files): + // + // ".mylog" => (".mylog". "") + // "my_folder/.mylog" => ("my_folder/.mylog", "") + // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") + SPDLOG_INLINE std::tuple file_helper::split_by_extension(const filename_t& fname) + { + auto ext_index = fname.rfind('.'); + + // no valid extension found - return whole path and empty string as + // extension + if (ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) + { + return std::make_tuple(fname, filename_t()); + } + + // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile" + auto folder_index = fname.find_last_of(details::os::folder_seps_filename); + if (folder_index != filename_t::npos && folder_index >= ext_index - 1) + { + return std::make_tuple(fname, filename_t()); + } + + // finally - return a valid base and extension tuple + return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index)); + } + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/file_helper.h b/CAPI/spdlog/include/spdlog/details/file_helper.h new file mode 100644 index 0000000..04896c1 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/file_helper.h @@ -0,0 +1,63 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog +{ + namespace details + { + + // Helper class for file sinks. + // When failing to open a file, retry several times(5) with a delay interval(10 ms). + // Throw spdlog_ex exception on errors. + + class SPDLOG_API file_helper + { + public: + file_helper() = default; + explicit file_helper(const file_event_handlers& event_handlers); + + file_helper(const file_helper&) = delete; + file_helper& operator=(const file_helper&) = delete; + ~file_helper(); + + void open(const filename_t& fname, bool truncate = false); + void reopen(bool truncate); + void flush(); + void close(); + void write(const memory_buf_t& buf); + size_t size() const; + const filename_t& filename() const; + + // + // return file path and its extension: + // + // "mylog.txt" => ("mylog", ".txt") + // "mylog" => ("mylog", "") + // "mylog." => ("mylog.", "") + // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") + // + // the starting dot in filenames is ignored (hidden files): + // + // ".mylog" => (".mylog". "") + // "my_folder/.mylog" => ("my_folder/.mylog", "") + // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") + static std::tuple split_by_extension(const filename_t& fname); + + private: + const int open_tries_ = 5; + const unsigned int open_interval_ = 10; + std::FILE* fd_{nullptr}; + filename_t filename_; + file_event_handlers event_handlers_; + }; + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "file_helper-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/fmt_helper.h b/CAPI/spdlog/include/spdlog/details/fmt_helper.h new file mode 100644 index 0000000..c782b81 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/fmt_helper.h @@ -0,0 +1,167 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +#pragma once + +#include +#include +#include +#include +#include + +#ifdef SPDLOG_USE_STD_FORMAT +#include +#include +#endif + +// Some fmt helpers to efficiently format and pad ints and strings +namespace spdlog +{ + namespace details + { + namespace fmt_helper + { + + inline void append_string_view(spdlog::string_view_t view, memory_buf_t& dest) + { + auto* buf_ptr = view.data(); + dest.append(buf_ptr, buf_ptr + view.size()); + } + +#ifdef SPDLOG_USE_STD_FORMAT + template + inline void append_int(T n, memory_buf_t& dest) + { + // Buffer should be large enough to hold all digits (digits10 + 1) and a sign + SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits::digits10 + 2; + char buf[BUF_SIZE]; + + auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10); + if (ec == std::errc()) + { + dest.append(buf, ptr); + } + else + { + throw_spdlog_ex("Failed to format int", static_cast(ec)); + } + } +#else + template + inline void append_int(T n, memory_buf_t& dest) + { + fmt::format_int i(n); + dest.append(i.data(), i.data() + i.size()); + } +#endif + + template + SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) + { + // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912 + unsigned int count = 1; + for (;;) + { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) + return count; + if (n < 100) + return count + 1; + if (n < 1000) + return count + 2; + if (n < 10000) + return count + 3; + n /= 10000u; + count += 4; + } + } + + template + inline unsigned int count_digits(T n) + { + using count_type = typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type; +#ifdef SPDLOG_USE_STD_FORMAT + return count_digits_fallback(static_cast(n)); +#else + return static_cast(fmt:: +// fmt 7.0.0 renamed the internal namespace to detail. +// See: https://github.com/fmtlib/fmt/issues/1538 +#if FMT_VERSION < 70000 + internal +#else + detail +#endif + ::count_digits(static_cast(n))); +#endif + } + + inline void pad2(int n, memory_buf_t& dest) + { + if (n >= 0 && n < 100) // 0-99 + { + dest.push_back(static_cast('0' + n / 10)); + dest.push_back(static_cast('0' + n % 10)); + } + else // unlikely, but just in case, let fmt deal with it + { + fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n); + } + } + + template + inline void pad_uint(T n, unsigned int width, memory_buf_t& dest) + { + static_assert(std::is_unsigned::value, "pad_uint must get unsigned T"); + for (auto digits = count_digits(n); digits < width; digits++) + { + dest.push_back('0'); + } + append_int(n, dest); + } + + template + inline void pad3(T n, memory_buf_t& dest) + { + static_assert(std::is_unsigned::value, "pad3 must get unsigned T"); + if (n < 1000) + { + dest.push_back(static_cast(n / 100 + '0')); + n = n % 100; + dest.push_back(static_cast((n / 10) + '0')); + dest.push_back(static_cast((n % 10) + '0')); + } + else + { + append_int(n, dest); + } + } + + template + inline void pad6(T n, memory_buf_t& dest) + { + pad_uint(n, 6, dest); + } + + template + inline void pad9(T n, memory_buf_t& dest) + { + pad_uint(n, 9, dest); + } + + // return fraction of a second of the given time_point. + // e.g. + // fraction(tp) -> will return the millis part of the second + template + inline ToDuration time_fraction(log_clock::time_point tp) + { + using std::chrono::duration_cast; + using std::chrono::seconds; + auto duration = tp.time_since_epoch(); + auto secs = duration_cast(duration); + return duration_cast(duration) - duration_cast(secs); + } + + } // namespace fmt_helper + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/log_msg-inl.h b/CAPI/spdlog/include/spdlog/details/log_msg-inl.h new file mode 100644 index 0000000..68a72a1 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/log_msg-inl.h @@ -0,0 +1,44 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include + +namespace spdlog +{ + namespace details + { + + SPDLOG_INLINE log_msg::log_msg(spdlog::log_clock::time_point log_time, spdlog::source_loc loc, string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) : + logger_name(a_logger_name), + level(lvl), + time(log_time) +#ifndef SPDLOG_NO_THREAD_ID + , + thread_id(os::thread_id()) +#endif + , + source(loc), + payload(msg) + { + } + + SPDLOG_INLINE log_msg::log_msg( + spdlog::source_loc loc, string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg + ) : + log_msg(os::now(), loc, a_logger_name, lvl, msg) + { + } + + SPDLOG_INLINE log_msg::log_msg(string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) : + log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) + { + } + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/log_msg.h b/CAPI/spdlog/include/spdlog/details/log_msg.h new file mode 100644 index 0000000..a38ad9c --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/log_msg.h @@ -0,0 +1,39 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog +{ + namespace details + { + struct SPDLOG_API log_msg + { + log_msg() = default; + log_msg(log_clock::time_point log_time, source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(const log_msg& other) = default; + log_msg& operator=(const log_msg& other) = default; + + string_view_t logger_name; + level::level_enum level{level::off}; + log_clock::time_point time; + size_t thread_id{0}; + + // wrapping the formatted text with color (updated by pattern_formatter). + mutable size_t color_range_start{0}; + mutable size_t color_range_end{0}; + + source_loc source; + string_view_t payload; + }; + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "log_msg-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/log_msg_buffer-inl.h b/CAPI/spdlog/include/spdlog/details/log_msg_buffer-inl.h new file mode 100644 index 0000000..8a935ea --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/log_msg_buffer-inl.h @@ -0,0 +1,60 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +namespace spdlog +{ + namespace details + { + + SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg& orig_msg) : + log_msg{orig_msg} + { + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); + } + + SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer& other) : + log_msg{other} + { + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); + } + + SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer&& other) SPDLOG_NOEXCEPT : log_msg{other}, buffer{std::move(other.buffer)} + { + update_string_views(); + } + + SPDLOG_INLINE log_msg_buffer& log_msg_buffer::operator=(const log_msg_buffer& other) + { + log_msg::operator=(other); + buffer.clear(); + buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size()); + update_string_views(); + return *this; + } + + SPDLOG_INLINE log_msg_buffer& log_msg_buffer::operator=(log_msg_buffer&& other) SPDLOG_NOEXCEPT + { + log_msg::operator=(other); + buffer = std::move(other.buffer); + update_string_views(); + return *this; + } + + SPDLOG_INLINE void log_msg_buffer::update_string_views() + { + logger_name = string_view_t{buffer.data(), logger_name.size()}; + payload = string_view_t{buffer.data() + logger_name.size(), payload.size()}; + } + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/log_msg_buffer.h b/CAPI/spdlog/include/spdlog/details/log_msg_buffer.h new file mode 100644 index 0000000..2a15b21 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/log_msg_buffer.h @@ -0,0 +1,35 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include + +namespace spdlog +{ + namespace details + { + + // Extend log_msg with internal buffer to store its payload. + // This is needed since log_msg holds string_views that points to stack data. + + class SPDLOG_API log_msg_buffer : public log_msg + { + memory_buf_t buffer; + void update_string_views(); + + public: + log_msg_buffer() = default; + explicit log_msg_buffer(const log_msg& orig_msg); + log_msg_buffer(const log_msg_buffer& other); + log_msg_buffer(log_msg_buffer&& other) SPDLOG_NOEXCEPT; + log_msg_buffer& operator=(const log_msg_buffer& other); + log_msg_buffer& operator=(log_msg_buffer&& other) SPDLOG_NOEXCEPT; + }; + + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "log_msg_buffer-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/mpmc_blocking_q.h b/CAPI/spdlog/include/spdlog/details/mpmc_blocking_q.h new file mode 100644 index 0000000..fd725ff --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/mpmc_blocking_q.h @@ -0,0 +1,163 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// multi producer-multi consumer blocking queue. +// enqueue(..) - will block until room found to put the new message. +// enqueue_nowait(..) - will return immediately with false if no room left in +// the queue. +// dequeue_for(..) - will block until the queue is not empty or timeout have +// passed. + +#include + +#include +#include + +namespace spdlog +{ + namespace details + { + + template + class mpmc_blocking_queue + { + public: + using item_type = T; + explicit mpmc_blocking_queue(size_t max_items) : + q_(max_items) + { + } + +#ifndef __MINGW32__ + // try to enqueue and block if no room left + void enqueue(T&& item) + { + { + std::unique_lock lock(queue_mutex_); + pop_cv_.wait(lock, [this] + { return !this->q_.full(); }); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T&& item) + { + { + std::unique_lock lock(queue_mutex_); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // dequeue with a timeout. + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T& popped_item, std::chrono::milliseconds wait_duration) + { + { + std::unique_lock lock(queue_mutex_); + if (!push_cv_.wait_for(lock, wait_duration, [this] + { return !this->q_.empty(); })) + { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + } + pop_cv_.notify_one(); + return true; + } + + // blocking dequeue without a timeout. + void dequeue(T& popped_item) + { + { + std::unique_lock lock(queue_mutex_); + push_cv_.wait(lock, [this] + { return !this->q_.empty(); }); + popped_item = std::move(q_.front()); + q_.pop_front(); + } + pop_cv_.notify_one(); + } + +#else + // apparently mingw deadlocks if the mutex is released before cv.notify_one(), + // so release the mutex at the very end each function. + + // try to enqueue and block if no room left + void enqueue(T&& item) + { + std::unique_lock lock(queue_mutex_); + pop_cv_.wait(lock, [this] + { return !this->q_.full(); }); + q_.push_back(std::move(item)); + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T&& item) + { + std::unique_lock lock(queue_mutex_); + q_.push_back(std::move(item)); + push_cv_.notify_one(); + } + + // dequeue with a timeout. + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T& popped_item, std::chrono::milliseconds wait_duration) + { + std::unique_lock lock(queue_mutex_); + if (!push_cv_.wait_for(lock, wait_duration, [this] + { return !this->q_.empty(); })) + { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + pop_cv_.notify_one(); + return true; + } + + // blocking dequeue without a timeout. + void dequeue(T& popped_item) + { + std::unique_lock lock(queue_mutex_); + push_cv_.wait(lock, [this] + { return !this->q_.empty(); }); + popped_item = std::move(q_.front()); + q_.pop_front(); + pop_cv_.notify_one(); + } + +#endif + + size_t overrun_counter() + { + std::unique_lock lock(queue_mutex_); + return q_.overrun_counter(); + } + + size_t size() + { + std::unique_lock lock(queue_mutex_); + return q_.size(); + } + + void reset_overrun_counter() + { + std::unique_lock lock(queue_mutex_); + q_.reset_overrun_counter(); + } + + private: + std::mutex queue_mutex_; + std::condition_variable push_cv_; + std::condition_variable pop_cv_; + spdlog::details::circular_q q_; + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/null_mutex.h b/CAPI/spdlog/include/spdlog/details/null_mutex.h new file mode 100644 index 0000000..ab08c68 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/null_mutex.h @@ -0,0 +1,52 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +// null, no cost dummy "mutex" and dummy "atomic" int + +namespace spdlog +{ + namespace details + { + struct null_mutex + { + void lock() const + { + } + void unlock() const + { + } + }; + + struct null_atomic_int + { + int value; + null_atomic_int() = default; + + explicit null_atomic_int(int new_value) : + value(new_value) + { + } + + int load(std::memory_order = std::memory_order_relaxed) const + { + return value; + } + + void store(int new_value, std::memory_order = std::memory_order_relaxed) + { + value = new_value; + } + + int exchange(int new_value, std::memory_order = std::memory_order_relaxed) + { + std::swap(new_value, value); + return new_value; // return value before the call + } + }; + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/os-inl.h b/CAPI/spdlog/include/spdlog/details/os-inl.h new file mode 100644 index 0000000..86bdee2 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/os-inl.h @@ -0,0 +1,605 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef _WIN32 + +#include // _get_osfhandle and _isatty support +#include // _get_pid support +#include + +#ifdef __MINGW32__ +#include +#endif + +#if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES) +#include +#endif + +#include // for _mkdir/_wmkdir + +#else // unix + +#include +#include + +#ifdef __linux__ +#include //Use gettid() syscall under linux to get thread id + +#elif defined(_AIX) +#include // for pthread_getthrds_np + +#elif defined(__DragonFly__) || defined(__FreeBSD__) +#include // for pthread_getthreadid_np + +#elif defined(__NetBSD__) +#include // for _lwp_self + +#elif defined(__sun) +#include // for thr_self +#endif + +#endif // unix + +#ifndef __has_feature // Clang - feature checking macros. +#define __has_feature(x) 0 // Compatibility with non-clang compilers. +#endif + +namespace spdlog +{ + namespace details + { + namespace os + { + + SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT + { +#if defined __linux__ && defined SPDLOG_CLOCK_COARSE + timespec ts; + ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); + return std::chrono::time_point( + std::chrono::duration_cast(std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec)) + ); + +#else + return log_clock::now(); +#endif + } + SPDLOG_INLINE std::tm localtime(const std::time_t& time_tt) SPDLOG_NOEXCEPT + { +#ifdef _WIN32 + std::tm tm; + ::localtime_s(&tm, &time_tt); +#else + std::tm tm; + ::localtime_r(&time_tt, &tm); +#endif + return tm; + } + + SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT + { + std::time_t now_t = ::time(nullptr); + return localtime(now_t); + } + + SPDLOG_INLINE std::tm gmtime(const std::time_t& time_tt) SPDLOG_NOEXCEPT + { +#ifdef _WIN32 + std::tm tm; + ::gmtime_s(&tm, &time_tt); +#else + std::tm tm; + ::gmtime_r(&time_tt, &tm); +#endif + return tm; + } + + SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT + { + std::time_t now_t = ::time(nullptr); + return gmtime(now_t); + } + + // fopen_s on non windows for writing + SPDLOG_INLINE bool fopen_s(FILE** fp, const filename_t& filename, const filename_t& mode) + { +#ifdef _WIN32 +#ifdef SPDLOG_WCHAR_FILENAMES + *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); +#else + *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); +#endif +#if defined(SPDLOG_PREVENT_CHILD_FD) + if (*fp != nullptr) + { + auto file_handle = reinterpret_cast(_get_osfhandle(::_fileno(*fp))); + if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) + { + ::fclose(*fp); + *fp = nullptr; + } + } +#endif +#else // unix +#if defined(SPDLOG_PREVENT_CHILD_FD) + const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC; + const int fd = ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644)); + if (fd == -1) + { + return true; + } + *fp = ::fdopen(fd, mode.c_str()); + if (*fp == nullptr) + { + ::close(fd); + } +#else + *fp = ::fopen((filename.c_str()), mode.c_str()); +#endif +#endif + + return *fp == nullptr; + } + + SPDLOG_INLINE int remove(const filename_t& filename) SPDLOG_NOEXCEPT + { +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + return ::_wremove(filename.c_str()); +#else + return std::remove(filename.c_str()); +#endif + } + + SPDLOG_INLINE int remove_if_exists(const filename_t& filename) SPDLOG_NOEXCEPT + { + return path_exists(filename) ? remove(filename) : 0; + } + + SPDLOG_INLINE int rename(const filename_t& filename1, const filename_t& filename2) SPDLOG_NOEXCEPT + { +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + return ::_wrename(filename1.c_str(), filename2.c_str()); +#else + return std::rename(filename1.c_str(), filename2.c_str()); +#endif + } + + // Return true if path exists (file or directory) + SPDLOG_INLINE bool path_exists(const filename_t& filename) SPDLOG_NOEXCEPT + { +#ifdef _WIN32 +#ifdef SPDLOG_WCHAR_FILENAMES + auto attribs = ::GetFileAttributesW(filename.c_str()); +#else + auto attribs = ::GetFileAttributesA(filename.c_str()); +#endif + return attribs != INVALID_FILE_ATTRIBUTES; +#else // common linux/unix all have the stat system call + struct stat buffer; + return (::stat(filename.c_str(), &buffer) == 0); +#endif + } + +#ifdef _MSC_VER +// avoid warning about unreachable statement at the end of filesize() +#pragma warning(push) +#pragma warning(disable : 4702) +#endif + + // Return file size according to open FILE* object + SPDLOG_INLINE size_t filesize(FILE* f) + { + if (f == nullptr) + { + throw_spdlog_ex("Failed getting file size. fd is null"); + } +#if defined(_WIN32) && !defined(__CYGWIN__) + int fd = ::_fileno(f); +#if defined(_WIN64) // 64 bits + __int64 ret = ::_filelengthi64(fd); + if (ret >= 0) + { + return static_cast(ret); + } + +#else // windows 32 bits + long ret = ::_filelength(fd); + if (ret >= 0) + { + return static_cast(ret); + } +#endif + +#else // unix +// OpenBSD and AIX doesn't compile with :: before the fileno(..) +#if defined(__OpenBSD__) || defined(_AIX) + int fd = fileno(f); +#else + int fd = ::fileno(f); +#endif +// 64 bits(but not in osx, linux/musl or cygwin, where fstat64 is deprecated) +#if ((defined(__linux__) && defined(__GLIBC__)) || defined(__sun) || defined(_AIX)) && (defined(__LP64__) || defined(_LP64)) + struct stat64 st; + if (::fstat64(fd, &st) == 0) + { + return static_cast(st.st_size); + } +#else // other unix or linux 32 bits or cygwin + struct stat st; + if (::fstat(fd, &st) == 0) + { + return static_cast(st.st_size); + } +#endif +#endif + throw_spdlog_ex("Failed getting file size from fd", errno); + return 0; // will not be reached. + } + +#ifdef _MSC_VER +#pragma warning(pop) +#endif + + // Return utc offset in minutes or throw spdlog_ex on failure + SPDLOG_INLINE int utc_minutes_offset(const std::tm& tm) + { +#ifdef _WIN32 +#if _WIN32_WINNT < _WIN32_WINNT_WS08 + TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetTimeZoneInformation(&tzinfo); +#else + DYNAMIC_TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetDynamicTimeZoneInformation(&tzinfo); +#endif + if (rv == TIME_ZONE_ID_INVALID) + throw_spdlog_ex("Failed getting timezone info. ", errno); + + int offset = -tzinfo.Bias; + if (tm.tm_isdst) + { + offset -= tzinfo.DaylightBias; + } + else + { + offset -= tzinfo.StandardBias; + } + return offset; +#else + +#if defined(sun) || defined(__sun) || defined(_AIX) || (defined(__NEWLIB__) && !defined(__TM_GMTOFF)) || (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE)) + // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris + struct helper + { + static long int calculate_gmt_offset(const std::tm& localtm = details::os::localtime(), const std::tm& gmtm = details::os::gmtime()) + { + int local_year = localtm.tm_year + (1900 - 1); + int gmt_year = gmtm.tm_year + (1900 - 1); + + long int days = ( + // difference in day of year + localtm.tm_yday - + gmtm.tm_yday + + // + intervening leap days + + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + + ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) + + // + difference in years * 365 */ + + static_cast(local_year - gmt_year) * 365 + ); + + long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); + long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); + long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); + + return secs; + } + }; + + auto offset_seconds = helper::calculate_gmt_offset(tm); +#else + auto offset_seconds = tm.tm_gmtoff; +#endif + + return static_cast(offset_seconds / 60); +#endif + } + + // Return current thread id as size_t + // It exists because the std::this_thread::get_id() is much slower(especially + // under VS 2013) + SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT + { +#ifdef _WIN32 + return static_cast(::GetCurrentThreadId()); +#elif defined(__linux__) +#if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) +#define SYS_gettid __NR_gettid +#endif + return static_cast(::syscall(SYS_gettid)); +#elif defined(_AIX) + struct __pthrdsinfo buf; + int reg_size = 0; + pthread_t pt = pthread_self(); + int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, ®_size); + int tid = (!retval) ? buf.__pi_tid : 0; + return static_cast(tid); +#elif defined(__DragonFly__) || defined(__FreeBSD__) + return static_cast(::pthread_getthreadid_np()); +#elif defined(__NetBSD__) + return static_cast(::_lwp_self()); +#elif defined(__OpenBSD__) + return static_cast(::getthrid()); +#elif defined(__sun) + return static_cast(::thr_self()); +#elif __APPLE__ + uint64_t tid; + pthread_threadid_np(nullptr, &tid); + return static_cast(tid); +#else // Default to standard C++11 (other Unix) + return static_cast(std::hash()(std::this_thread::get_id())); +#endif + } + + // Return current thread id as size_t (from thread local storage) + SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT + { +#if defined(SPDLOG_NO_TLS) + return _thread_id(); +#else // cache thread id in tls + static thread_local const size_t tid = _thread_id(); + return tid; +#endif + } + + // This is avoid msvc issue in sleep_for that happens if the clock changes. + // See https://github.com/gabime/spdlog/issues/609 + SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT + { +#if defined(_WIN32) + ::Sleep(milliseconds); +#else + std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); +#endif + } + +// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined) +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + SPDLOG_INLINE std::string filename_to_str(const filename_t& filename) + { + memory_buf_t buf; + wstr_to_utf8buf(filename, buf); + return SPDLOG_BUF_TO_STRING(buf); + } +#else + SPDLOG_INLINE std::string filename_to_str(const filename_t& filename) + { + return filename; + } +#endif + + SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT + { +#ifdef _WIN32 + return conditional_static_cast(::GetCurrentProcessId()); +#else + return conditional_static_cast(::getpid()); +#endif + } + + // Determine if the terminal supports colors + // Based on: https://github.com/agauniyal/rang/ + SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT + { +#ifdef _WIN32 + return true; +#else + + static const bool result = []() + { + const char* env_colorterm_p = std::getenv("COLORTERM"); + if (env_colorterm_p != nullptr) + { + return true; + } + + static constexpr std::array terms = {{"ansi", "color", "console", "cygwin", "gnome", "konsole", "kterm", "linux", "msys", "putty", "rxvt", "screen", "vt100", "xterm", "alacritty", "vt102"}}; + + const char* env_term_p = std::getenv("TERM"); + if (env_term_p == nullptr) + { + return false; + } + + return std::any_of(terms.begin(), terms.end(), [&](const char* term) + { return std::strstr(env_term_p, term) != nullptr; }); + }(); + + return result; +#endif + } + + // Determine if the terminal attached + // Source: https://github.com/agauniyal/rang/ + SPDLOG_INLINE bool in_terminal(FILE* file) SPDLOG_NOEXCEPT + { +#ifdef _WIN32 + return ::_isatty(_fileno(file)) != 0; +#else + return ::isatty(fileno(file)) != 0; +#endif + } + +#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) + SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t& target) + { + if (wstr.size() > static_cast((std::numeric_limits::max)()) / 2 - 1) + { + throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8"); + } + + int wstr_size = static_cast(wstr.size()); + if (wstr_size == 0) + { + target.resize(0); + return; + } + + int result_size = static_cast(target.capacity()); + if ((wstr_size + 1) * 2 > result_size) + { + result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL); + } + + if (result_size > 0) + { + target.resize(result_size); + result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(), result_size, NULL, NULL); + + if (result_size > 0) + { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex(fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError())); + } + + SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t& target) + { + if (str.size() > static_cast((std::numeric_limits::max)()) - 1) + { + throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16"); + } + + int str_size = static_cast(str.size()); + if (str_size == 0) + { + target.resize(0); + return; + } + + int result_size = static_cast(target.capacity()); + if (str_size + 1 > result_size) + { + result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, NULL, 0); + } + + if (result_size > 0) + { + target.resize(result_size); + result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, target.data(), result_size); + + if (result_size > 0) + { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex(fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError())); + } +#endif // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) + + // return true on success + static SPDLOG_INLINE bool mkdir_(const filename_t& path) + { +#ifdef _WIN32 +#ifdef SPDLOG_WCHAR_FILENAMES + return ::_wmkdir(path.c_str()) == 0; +#else + return ::_mkdir(path.c_str()) == 0; +#endif +#else + return ::mkdir(path.c_str(), mode_t(0755)) == 0; +#endif + } + + // create the given directory - and all directories leading to it + // return true on success or if the directory already exists + SPDLOG_INLINE bool create_dir(const filename_t& path) + { + if (path_exists(path)) + { + return true; + } + + if (path.empty()) + { + return false; + } + + size_t search_offset = 0; + do + { + auto token_pos = path.find_first_of(folder_seps_filename, search_offset); + // treat the entire path as a folder if no folder separator not found + if (token_pos == filename_t::npos) + { + token_pos = path.size(); + } + + auto subdir = path.substr(0, token_pos); + + if (!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) + { + return false; // return error if failed creating dir + } + search_offset = token_pos + 1; + } while (search_offset < path.size()); + + return true; + } + + // Return directory name from given path or empty string + // "abc/file" => "abc" + // "abc/" => "abc" + // "abc" => "" + // "abc///" => "abc//" + SPDLOG_INLINE filename_t dir_name(const filename_t& path) + { + auto pos = path.find_last_of(folder_seps_filename); + return pos != filename_t::npos ? path.substr(0, pos) : filename_t{}; + } + + std::string SPDLOG_INLINE getenv(const char* field) + { +#if defined(_MSC_VER) +#if defined(__cplusplus_winrt) + return std::string{}; // not supported under uwp +#else + size_t len = 0; + char buf[128]; + bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0; + return ok ? buf : std::string{}; +#endif +#else // revert to getenv + char* buf = ::getenv(field); + return buf ? buf : std::string{}; +#endif + } + + } // namespace os + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/os.h b/CAPI/spdlog/include/spdlog/details/os.h new file mode 100644 index 0000000..7ab0875 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/os.h @@ -0,0 +1,121 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include // std::time_t + +namespace spdlog +{ + namespace details + { + namespace os + { + + SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT; + + SPDLOG_API std::tm localtime(const std::time_t& time_tt) SPDLOG_NOEXCEPT; + + SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT; + + SPDLOG_API std::tm gmtime(const std::time_t& time_tt) SPDLOG_NOEXCEPT; + + SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT; + +// eol definition +#if !defined(SPDLOG_EOL) +#ifdef _WIN32 +#define SPDLOG_EOL "\r\n" +#else +#define SPDLOG_EOL "\n" +#endif +#endif + + SPDLOG_CONSTEXPR static const char* default_eol = SPDLOG_EOL; + +// folder separator +#if !defined(SPDLOG_FOLDER_SEPS) +#ifdef _WIN32 +#define SPDLOG_FOLDER_SEPS "\\/" +#else +#define SPDLOG_FOLDER_SEPS "/" +#endif +#endif + + SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS; + SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] = SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS); + + // fopen_s on non windows for writing + SPDLOG_API bool fopen_s(FILE** fp, const filename_t& filename, const filename_t& mode); + + // Remove filename. return 0 on success + SPDLOG_API int remove(const filename_t& filename) SPDLOG_NOEXCEPT; + + // Remove file if exists. return 0 on success + // Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread) + SPDLOG_API int remove_if_exists(const filename_t& filename) SPDLOG_NOEXCEPT; + + SPDLOG_API int rename(const filename_t& filename1, const filename_t& filename2) SPDLOG_NOEXCEPT; + + // Return if file exists. + SPDLOG_API bool path_exists(const filename_t& filename) SPDLOG_NOEXCEPT; + + // Return file size according to open FILE* object + SPDLOG_API size_t filesize(FILE* f); + + // Return utc offset in minutes or throw spdlog_ex on failure + SPDLOG_API int utc_minutes_offset(const std::tm& tm = details::os::localtime()); + + // Return current thread id as size_t + // It exists because the std::this_thread::get_id() is much slower(especially + // under VS 2013) + SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT; + + // Return current thread id as size_t (from thread local storage) + SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT; + + // This is avoid msvc issue in sleep_for that happens if the clock changes. + // See https://github.com/gabime/spdlog/issues/609 + SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT; + + SPDLOG_API std::string filename_to_str(const filename_t& filename); + + SPDLOG_API int pid() SPDLOG_NOEXCEPT; + + // Determine if the terminal supports colors + // Source: https://github.com/agauniyal/rang/ + SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT; + + // Determine if the terminal attached + // Source: https://github.com/agauniyal/rang/ + SPDLOG_API bool in_terminal(FILE* file) SPDLOG_NOEXCEPT; + +#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) + SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t& target); + + SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t& target); +#endif + + // Return directory name from given path or empty string + // "abc/file" => "abc" + // "abc/" => "abc" + // "abc" => "" + // "abc///" => "abc//" + SPDLOG_API filename_t dir_name(const filename_t& path); + + // Create a dir from the given path. + // Return true if succeeded or if this dir already exists. + SPDLOG_API bool create_dir(const filename_t& path); + + // non thread safe, cross platform getenv/getenv_s + // return empty string if field not found + SPDLOG_API std::string getenv(const char* field); + + } // namespace os + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "os-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/periodic_worker-inl.h b/CAPI/spdlog/include/spdlog/details/periodic_worker-inl.h new file mode 100644 index 0000000..a47fb69 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/periodic_worker-inl.h @@ -0,0 +1,30 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +namespace spdlog +{ + namespace details + { + + // stop the worker thread and join it + SPDLOG_INLINE periodic_worker::~periodic_worker() + { + if (worker_thread_.joinable()) + { + { + std::lock_guard lock(mutex_); + active_ = false; + } + cv_.notify_one(); + worker_thread_.join(); + } + } + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/periodic_worker.h b/CAPI/spdlog/include/spdlog/details/periodic_worker.h new file mode 100644 index 0000000..a70aadd --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/periodic_worker.h @@ -0,0 +1,62 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// periodic worker thread - periodically executes the given callback function. +// +// RAII over the owned thread: +// creates the thread on construction. +// stops and joins the thread on destruction (if the thread is executing a callback, wait for it to finish first). + +#include +#include +#include +#include +#include +namespace spdlog +{ + namespace details + { + + class SPDLOG_API periodic_worker + { + public: + template + periodic_worker(const std::function& callback_fun, std::chrono::duration interval) + { + active_ = (interval > std::chrono::duration::zero()); + if (!active_) + { + return; + } + + worker_thread_ = std::thread([this, callback_fun, interval]() + { + for (;;) + { + std::unique_lock lock(this->mutex_); + if (this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) + { + return; // active_ == false, so exit this thread + } + callback_fun(); + } }); + } + periodic_worker(const periodic_worker&) = delete; + periodic_worker& operator=(const periodic_worker&) = delete; + // stop the worker thread and join it + ~periodic_worker(); + + private: + bool active_; + std::thread worker_thread_; + std::mutex mutex_; + std::condition_variable cv_; + }; + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "periodic_worker-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/registry-inl.h b/CAPI/spdlog/include/spdlog/details/registry-inl.h new file mode 100644 index 0000000..ba959f0 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/registry-inl.h @@ -0,0 +1,307 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include +#include +#include + +#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER +// support for the default stdout color logger +#ifdef _WIN32 +#include +#else +#include +#endif +#endif // SPDLOG_DISABLE_DEFAULT_LOGGER + +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace details + { + + SPDLOG_INLINE registry::registry() : + formatter_(new pattern_formatter()) + { +#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER + // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows). +#ifdef _WIN32 + auto color_sink = std::make_shared(); +#else + auto color_sink = std::make_shared(); +#endif + + const char* default_logger_name = ""; + default_logger_ = std::make_shared(default_logger_name, std::move(color_sink)); + loggers_[default_logger_name] = default_logger_; + +#endif // SPDLOG_DISABLE_DEFAULT_LOGGER + } + + SPDLOG_INLINE registry::~registry() = default; + + SPDLOG_INLINE void registry::register_logger(std::shared_ptr new_logger) + { + std::lock_guard lock(logger_map_mutex_); + register_logger_(std::move(new_logger)); + } + + SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr new_logger) + { + std::lock_guard lock(logger_map_mutex_); + new_logger->set_formatter(formatter_->clone()); + + if (err_handler_) + { + new_logger->set_error_handler(err_handler_); + } + + // set new level according to previously configured level or default level + auto it = log_levels_.find(new_logger->name()); + auto new_level = it != log_levels_.end() ? it->second : global_log_level_; + new_logger->set_level(new_level); + + new_logger->flush_on(flush_level_); + + if (backtrace_n_messages_ > 0) + { + new_logger->enable_backtrace(backtrace_n_messages_); + } + + if (automatic_registration_) + { + register_logger_(std::move(new_logger)); + } + } + + SPDLOG_INLINE std::shared_ptr registry::get(const std::string& logger_name) + { + std::lock_guard lock(logger_map_mutex_); + auto found = loggers_.find(logger_name); + return found == loggers_.end() ? nullptr : found->second; + } + + SPDLOG_INLINE std::shared_ptr registry::default_logger() + { + std::lock_guard lock(logger_map_mutex_); + return default_logger_; + } + + // Return raw ptr to the default logger. + // To be used directly by the spdlog default api (e.g. spdlog::info) + // This make the default API faster, but cannot be used concurrently with set_default_logger(). + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + SPDLOG_INLINE logger* registry::get_default_raw() + { + return default_logger_.get(); + } + + // set default logger. + // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. + SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr new_default_logger) + { + std::lock_guard lock(logger_map_mutex_); + // remove previous default logger from the map + if (default_logger_ != nullptr) + { + loggers_.erase(default_logger_->name()); + } + if (new_default_logger != nullptr) + { + loggers_[new_default_logger->name()] = new_default_logger; + } + default_logger_ = std::move(new_default_logger); + } + + SPDLOG_INLINE void registry::set_tp(std::shared_ptr tp) + { + std::lock_guard lock(tp_mutex_); + tp_ = std::move(tp); + } + + SPDLOG_INLINE std::shared_ptr registry::get_tp() + { + std::lock_guard lock(tp_mutex_); + return tp_; + } + + // Set global formatter. Each sink in each logger will get a clone of this object + SPDLOG_INLINE void registry::set_formatter(std::unique_ptr formatter) + { + std::lock_guard lock(logger_map_mutex_); + formatter_ = std::move(formatter); + for (auto& l : loggers_) + { + l.second->set_formatter(formatter_->clone()); + } + } + + SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) + { + std::lock_guard lock(logger_map_mutex_); + backtrace_n_messages_ = n_messages; + + for (auto& l : loggers_) + { + l.second->enable_backtrace(n_messages); + } + } + + SPDLOG_INLINE void registry::disable_backtrace() + { + std::lock_guard lock(logger_map_mutex_); + backtrace_n_messages_ = 0; + for (auto& l : loggers_) + { + l.second->disable_backtrace(); + } + } + + SPDLOG_INLINE void registry::set_level(level::level_enum log_level) + { + std::lock_guard lock(logger_map_mutex_); + for (auto& l : loggers_) + { + l.second->set_level(log_level); + } + global_log_level_ = log_level; + } + + SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) + { + std::lock_guard lock(logger_map_mutex_); + for (auto& l : loggers_) + { + l.second->flush_on(log_level); + } + flush_level_ = log_level; + } + + SPDLOG_INLINE void registry::set_error_handler(err_handler handler) + { + std::lock_guard lock(logger_map_mutex_); + for (auto& l : loggers_) + { + l.second->set_error_handler(handler); + } + err_handler_ = std::move(handler); + } + + SPDLOG_INLINE void registry::apply_all(const std::function)>& fun) + { + std::lock_guard lock(logger_map_mutex_); + for (auto& l : loggers_) + { + fun(l.second); + } + } + + SPDLOG_INLINE void registry::flush_all() + { + std::lock_guard lock(logger_map_mutex_); + for (auto& l : loggers_) + { + l.second->flush(); + } + } + + SPDLOG_INLINE void registry::drop(const std::string& logger_name) + { + std::lock_guard lock(logger_map_mutex_); + loggers_.erase(logger_name); + if (default_logger_ && default_logger_->name() == logger_name) + { + default_logger_.reset(); + } + } + + SPDLOG_INLINE void registry::drop_all() + { + std::lock_guard lock(logger_map_mutex_); + loggers_.clear(); + default_logger_.reset(); + } + + // clean all resources and threads started by the registry + SPDLOG_INLINE void registry::shutdown() + { + { + std::lock_guard lock(flusher_mutex_); + periodic_flusher_.reset(); + } + + drop_all(); + + { + std::lock_guard lock(tp_mutex_); + tp_.reset(); + } + } + + SPDLOG_INLINE std::recursive_mutex& registry::tp_mutex() + { + return tp_mutex_; + } + + SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) + { + std::lock_guard lock(logger_map_mutex_); + automatic_registration_ = automatic_registration; + } + + SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum* global_level) + { + std::lock_guard lock(logger_map_mutex_); + log_levels_ = std::move(levels); + auto global_level_requested = global_level != nullptr; + global_log_level_ = global_level_requested ? *global_level : global_log_level_; + + for (auto& logger : loggers_) + { + auto logger_entry = log_levels_.find(logger.first); + if (logger_entry != log_levels_.end()) + { + logger.second->set_level(logger_entry->second); + } + else if (global_level_requested) + { + logger.second->set_level(*global_level); + } + } + } + + SPDLOG_INLINE registry& registry::instance() + { + static registry s_instance; + return s_instance; + } + + SPDLOG_INLINE void registry::throw_if_exists_(const std::string& logger_name) + { + if (loggers_.find(logger_name) != loggers_.end()) + { + throw_spdlog_ex("logger with name '" + logger_name + "' already exists"); + } + } + + SPDLOG_INLINE void registry::register_logger_(std::shared_ptr new_logger) + { + auto logger_name = new_logger->name(); + throw_if_exists_(logger_name); + loggers_[logger_name] = std::move(new_logger); + } + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/registry.h b/CAPI/spdlog/include/spdlog/details/registry.h new file mode 100644 index 0000000..ca75899 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/registry.h @@ -0,0 +1,124 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Loggers registry of unique name->logger pointer +// An attempt to create a logger with an already existing name will result with spdlog_ex exception. +// If user requests a non existing logger, nullptr will be returned +// This class is thread safe + +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog +{ + class logger; + + namespace details + { + class thread_pool; + + class SPDLOG_API registry + { + public: + using log_levels = std::unordered_map; + registry(const registry&) = delete; + registry& operator=(const registry&) = delete; + + void register_logger(std::shared_ptr new_logger); + void initialize_logger(std::shared_ptr new_logger); + std::shared_ptr get(const std::string& logger_name); + std::shared_ptr default_logger(); + + // Return raw ptr to the default logger. + // To be used directly by the spdlog default api (e.g. spdlog::info) + // This make the default API faster, but cannot be used concurrently with set_default_logger(). + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + logger* get_default_raw(); + + // set default logger. + // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. + void set_default_logger(std::shared_ptr new_default_logger); + + void set_tp(std::shared_ptr tp); + + std::shared_ptr get_tp(); + + // Set global formatter. Each sink in each logger will get a clone of this object + void set_formatter(std::unique_ptr formatter); + + void enable_backtrace(size_t n_messages); + + void disable_backtrace(); + + void set_level(level::level_enum log_level); + + void flush_on(level::level_enum log_level); + + template + void flush_every(std::chrono::duration interval) + { + std::lock_guard lock(flusher_mutex_); + auto clbk = [this]() + { this->flush_all(); }; + periodic_flusher_ = details::make_unique(clbk, interval); + } + + void set_error_handler(err_handler handler); + + void apply_all(const std::function)>& fun); + + void flush_all(); + + void drop(const std::string& logger_name); + + void drop_all(); + + // clean all resources and threads started by the registry + void shutdown(); + + std::recursive_mutex& tp_mutex(); + + void set_automatic_registration(bool automatic_registration); + + // set levels for all existing/future loggers. global_level can be null if should not set. + void set_levels(log_levels levels, level::level_enum* global_level); + + static registry& instance(); + + private: + registry(); + ~registry(); + + void throw_if_exists_(const std::string& logger_name); + void register_logger_(std::shared_ptr new_logger); + bool set_level_from_cfg_(logger* logger); + std::mutex logger_map_mutex_, flusher_mutex_; + std::recursive_mutex tp_mutex_; + std::unordered_map> loggers_; + log_levels log_levels_; + std::unique_ptr formatter_; + spdlog::level::level_enum global_log_level_ = level::info; + level::level_enum flush_level_ = level::off; + err_handler err_handler_; + std::shared_ptr tp_; + std::unique_ptr periodic_flusher_; + std::shared_ptr default_logger_; + bool automatic_registration_ = true; + size_t backtrace_n_messages_ = 0; + }; + + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "registry-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/synchronous_factory.h b/CAPI/spdlog/include/spdlog/details/synchronous_factory.h new file mode 100644 index 0000000..54d9fc3 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/synchronous_factory.h @@ -0,0 +1,25 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "registry.h" + +namespace spdlog +{ + + // Default logger factory- creates synchronous loggers + class logger; + + struct synchronous_factory + { + template + static std::shared_ptr create(std::string logger_name, SinkArgs&&... args) + { + auto sink = std::make_shared(std::forward(args)...); + auto new_logger = std::make_shared(std::move(logger_name), std::move(sink)); + details::registry::instance().initialize_logger(new_logger); + return new_logger; + } + }; +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/tcp_client-windows.h b/CAPI/spdlog/include/spdlog/details/tcp_client-windows.h new file mode 100644 index 0000000..695cfde --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/tcp_client-windows.h @@ -0,0 +1,162 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#define WIN32_LEAN_AND_MEAN +// tcp client helper +#include +#include + +#include +#include +#include +#include +#include +#include + +#pragma comment(lib, "Ws2_32.lib") +#pragma comment(lib, "Mswsock.lib") +#pragma comment(lib, "AdvApi32.lib") + +namespace spdlog +{ + namespace details + { + class tcp_client + { + SOCKET socket_ = INVALID_SOCKET; + + static void init_winsock_() + { + WSADATA wsaData; + auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData); + if (rv != 0) + { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } + } + + static void throw_winsock_error_(const std::string& msg, int last_error) + { + char buf[512]; + ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, (sizeof(buf) / sizeof(char)), NULL); + + throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf)); + } + + public: + tcp_client() + { + init_winsock_(); + } + + ~tcp_client() + { + close(); + ::WSACleanup(); + } + + bool is_connected() const + { + return socket_ != INVALID_SOCKET; + } + + void close() + { + ::closesocket(socket_); + socket_ = INVALID_SOCKET; + } + + SOCKET fd() const + { + return socket_; + } + + // try to connect or throw on failure + void connect(const std::string& host, int port) + { + if (is_connected()) + { + close(); + } + struct addrinfo hints + { + }; + ZeroMemory(&hints, sizeof(hints)); + + hints.ai_family = AF_INET; // IPv4 + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo* addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + int last_error = 0; + if (rv != 0) + { + last_error = ::WSAGetLastError(); + WSACleanup(); + throw_winsock_error_("getaddrinfo failed", last_error); + } + + // Try each address until we successfully connect(2). + + for (auto* rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) + { + socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + if (socket_ == INVALID_SOCKET) + { + last_error = ::WSAGetLastError(); + WSACleanup(); + continue; + } + if (::connect(socket_, rp->ai_addr, (int)rp->ai_addrlen) == 0) + { + break; + } + else + { + last_error = ::WSAGetLastError(); + close(); + } + } + ::freeaddrinfo(addrinfo_result); + if (socket_ == INVALID_SOCKET) + { + WSACleanup(); + throw_winsock_error_("connect failed", last_error); + } + + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast(&enable_flag), sizeof(enable_flag)); + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char* data, size_t n_bytes) + { + size_t bytes_sent = 0; + while (bytes_sent < n_bytes) + { + const int send_flags = 0; + auto write_result = ::send(socket_, data + bytes_sent, (int)(n_bytes - bytes_sent), send_flags); + if (write_result == SOCKET_ERROR) + { + int last_error = ::WSAGetLastError(); + close(); + throw_winsock_error_("send failed", last_error); + } + + if (write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast(write_result); + } + } + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/tcp_client.h b/CAPI/spdlog/include/spdlog/details/tcp_client.h new file mode 100644 index 0000000..f95fcb6 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/tcp_client.h @@ -0,0 +1,149 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef _WIN32 +#error include tcp_client-windows.h instead +#endif + +// tcp client helper +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +namespace spdlog +{ + namespace details + { + class tcp_client + { + int socket_ = -1; + + public: + bool is_connected() const + { + return socket_ != -1; + } + + void close() + { + if (is_connected()) + { + ::close(socket_); + socket_ = -1; + } + } + + int fd() const + { + return socket_; + } + + ~tcp_client() + { + close(); + } + + // try to connect or throw on failure + void connect(const std::string& host, int port) + { + close(); + struct addrinfo hints + { + }; + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_INET; // IPv4 + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo* addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + if (rv != 0) + { + throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv))); + } + + // Try each address until we successfully connect(2). + int last_errno = 0; + for (auto* rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) + { +#if defined(SOCK_CLOEXEC) + const int flags = SOCK_CLOEXEC; +#else + const int flags = 0; +#endif + socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol); + if (socket_ == -1) + { + last_errno = errno; + continue; + } + rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen); + if (rv == 0) + { + break; + } + last_errno = errno; + ::close(socket_); + socket_ = -1; + } + ::freeaddrinfo(addrinfo_result); + if (socket_ == -1) + { + throw_spdlog_ex("::connect failed", last_errno); + } + + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast(&enable_flag), sizeof(enable_flag)); + + // prevent sigpipe on systems where MSG_NOSIGNAL is not available +#if defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) + ::setsockopt(socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast(&enable_flag), sizeof(enable_flag)); +#endif + +#if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) +#error "tcp_sink would raise SIGPIPE since niether SO_NOSIGPIPE nor MSG_NOSIGNAL are available" +#endif + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char* data, size_t n_bytes) + { + size_t bytes_sent = 0; + while (bytes_sent < n_bytes) + { +#if defined(MSG_NOSIGNAL) + const int send_flags = MSG_NOSIGNAL; +#else + const int send_flags = 0; +#endif + auto write_result = ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags); + if (write_result < 0) + { + close(); + throw_spdlog_ex("write(2) failed", errno); + } + + if (write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast(write_result); + } + } + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/thread_pool-inl.h b/CAPI/spdlog/include/spdlog/details/thread_pool-inl.h new file mode 100644 index 0000000..a45c646 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/thread_pool-inl.h @@ -0,0 +1,149 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +namespace spdlog +{ + namespace details + { + + SPDLOG_INLINE thread_pool::thread_pool( + size_t q_max_items, size_t threads_n, std::function on_thread_start, std::function on_thread_stop + ) : + q_(q_max_items) + { + if (threads_n == 0 || threads_n > 1000) + { + throw_spdlog_ex("spdlog::thread_pool(): invalid threads_n param (valid " + "range is 1-1000)"); + } + for (size_t i = 0; i < threads_n; i++) + { + threads_.emplace_back([this, on_thread_start, on_thread_stop] + { + on_thread_start(); + this->thread_pool::worker_loop_(); + on_thread_stop(); }); + } + } + + SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n, std::function on_thread_start) : + thread_pool(q_max_items, threads_n, on_thread_start, [] {}) + { + } + + SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n) : + thread_pool( + q_max_items, threads_n, [] {}, [] {} + ) + { + } + + // message all threads to terminate gracefully join them + SPDLOG_INLINE thread_pool::~thread_pool() + { + SPDLOG_TRY + { + for (size_t i = 0; i < threads_.size(); i++) + { + post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block); + } + + for (auto& t : threads_) + { + t.join(); + } + } + SPDLOG_CATCH_STD + } + + void SPDLOG_INLINE thread_pool::post_log(async_logger_ptr&& worker_ptr, const details::log_msg& msg, async_overflow_policy overflow_policy) + { + async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg); + post_async_msg_(std::move(async_m), overflow_policy); + } + + void SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr&& worker_ptr, async_overflow_policy overflow_policy) + { + post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush), overflow_policy); + } + + size_t SPDLOG_INLINE thread_pool::overrun_counter() + { + return q_.overrun_counter(); + } + + void SPDLOG_INLINE thread_pool::reset_overrun_counter() + { + q_.reset_overrun_counter(); + } + + size_t SPDLOG_INLINE thread_pool::queue_size() + { + return q_.size(); + } + + void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg&& new_msg, async_overflow_policy overflow_policy) + { + if (overflow_policy == async_overflow_policy::block) + { + q_.enqueue(std::move(new_msg)); + } + else + { + q_.enqueue_nowait(std::move(new_msg)); + } + } + + void SPDLOG_INLINE thread_pool::worker_loop_() + { + while (process_next_msg_()) + { + } + } + + // process next message in the queue + // return true if this thread should still be active (while no terminate msg + // was received) + bool SPDLOG_INLINE thread_pool::process_next_msg_() + { + async_msg incoming_async_msg; + q_.dequeue(incoming_async_msg); + + switch (incoming_async_msg.msg_type) + { + case async_msg_type::log: + { + incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg); + return true; + } + case async_msg_type::flush: + { + incoming_async_msg.worker_ptr->backend_flush_(); + return true; + } + + case async_msg_type::terminate: + { + return false; + } + + default: + { + assert(false); + } + } + + return true; + } + + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/thread_pool.h b/CAPI/spdlog/include/spdlog/details/thread_pool.h new file mode 100644 index 0000000..bb7fafc --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/thread_pool.h @@ -0,0 +1,128 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include +#include +#include +#include +#include + +namespace spdlog +{ + class async_logger; + + namespace details + { + + using async_logger_ptr = std::shared_ptr; + + enum class async_msg_type + { + log, + flush, + terminate + }; + + // Async msg to move to/from the queue + // Movable only. should never be copied + struct async_msg : log_msg_buffer + { + async_msg_type msg_type{async_msg_type::log}; + async_logger_ptr worker_ptr; + + async_msg() = default; + ~async_msg() = default; + + // should only be moved in or out of the queue.. + async_msg(const async_msg&) = delete; + +// support for vs2013 move +#if defined(_MSC_VER) && _MSC_VER <= 1800 + async_msg(async_msg&& other) : + log_msg_buffer(std::move(other)), + msg_type(other.msg_type), + worker_ptr(std::move(other.worker_ptr)) + { + } + + async_msg& operator=(async_msg&& other) + { + *static_cast(this) = std::move(other); + msg_type = other.msg_type; + worker_ptr = std::move(other.worker_ptr); + return *this; + } +#else // (_MSC_VER) && _MSC_VER <= 1800 + async_msg(async_msg&&) = default; + async_msg& operator=(async_msg&&) = default; +#endif + + // construct from log_msg with given type + async_msg(async_logger_ptr&& worker, async_msg_type the_type, const details::log_msg& m) : + log_msg_buffer{m}, + msg_type{the_type}, + worker_ptr{std::move(worker)} + { + } + + async_msg(async_logger_ptr&& worker, async_msg_type the_type) : + log_msg_buffer{}, + msg_type{the_type}, + worker_ptr{std::move(worker)} + { + } + + explicit async_msg(async_msg_type the_type) : + async_msg{nullptr, the_type} + { + } + }; + + class SPDLOG_API thread_pool + { + public: + using item_type = async_msg; + using q_type = details::mpmc_blocking_queue; + + thread_pool(size_t q_max_items, size_t threads_n, std::function on_thread_start, std::function on_thread_stop); + thread_pool(size_t q_max_items, size_t threads_n, std::function on_thread_start); + thread_pool(size_t q_max_items, size_t threads_n); + + // message all threads to terminate gracefully and join them + ~thread_pool(); + + thread_pool(const thread_pool&) = delete; + thread_pool& operator=(thread_pool&&) = delete; + + void post_log(async_logger_ptr&& worker_ptr, const details::log_msg& msg, async_overflow_policy overflow_policy); + void post_flush(async_logger_ptr&& worker_ptr, async_overflow_policy overflow_policy); + size_t overrun_counter(); + void reset_overrun_counter(); + size_t queue_size(); + + private: + q_type q_; + + std::vector threads_; + + void post_async_msg_(async_msg&& new_msg, async_overflow_policy overflow_policy); + void worker_loop_(); + + // process next message in the queue + // return true if this thread should still be active (while no terminate msg + // was received) + bool process_next_msg_(); + }; + + } // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "thread_pool-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/details/udp_client-windows.h b/CAPI/spdlog/include/spdlog/details/udp_client-windows.h new file mode 100644 index 0000000..f8c02fc --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/udp_client-windows.h @@ -0,0 +1,112 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Helper RAII over winsock udp client socket. +// Will throw on construction if socket creation failed. + +#include +#include +#include +#include +#include +#include +#include +#include + +#pragma comment(lib, "Ws2_32.lib") +#pragma comment(lib, "Mswsock.lib") +#pragma comment(lib, "AdvApi32.lib") + +namespace spdlog +{ + namespace details + { + class udp_client + { + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + SOCKET socket_ = INVALID_SOCKET; + sockaddr_in addr_ = {0}; + + static void init_winsock_() + { + WSADATA wsaData; + auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData); + if (rv != 0) + { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } + } + + static void throw_winsock_error_(const std::string& msg, int last_error) + { + char buf[512]; + ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, (sizeof(buf) / sizeof(char)), NULL); + + throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf)); + } + + void cleanup_() + { + if (socket_ != INVALID_SOCKET) + { + ::closesocket(socket_); + } + socket_ = INVALID_SOCKET; + ::WSACleanup(); + } + + public: + udp_client(const std::string& host, uint16_t port) + { + init_winsock_(); + + addr_.sin_family = PF_INET; + addr_.sin_port = htons(port); + addr_.sin_addr.s_addr = INADDR_ANY; + if (InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) + { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Invalid address!", last_error); + } + + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if (socket_ == INVALID_SOCKET) + { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Create Socket failed", last_error); + } + + int option_value = TX_BUFFER_SIZE; + if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, reinterpret_cast(&option_value), sizeof(option_value)) < 0) + { + int last_error = ::WSAGetLastError(); + cleanup_(); + throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error); + } + } + + ~udp_client() + { + cleanup_(); + } + + SOCKET fd() const + { + return socket_; + } + + void send(const char* data, size_t n_bytes) + { + socklen_t tolen = sizeof(struct sockaddr); + if (::sendto(socket_, data, static_cast(n_bytes), 0, (struct sockaddr*)&addr_, tolen) == -1) + { + throw_spdlog_ex("sendto(2) failed", errno); + } + } + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/udp_client.h b/CAPI/spdlog/include/spdlog/details/udp_client.h new file mode 100644 index 0000000..7a1b353 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/udp_client.h @@ -0,0 +1,96 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Helper RAII over unix udp client socket. +// Will throw on construction if the socket creation failed. + +#ifdef _WIN32 +#error "include udp_client-windows.h instead" +#endif + +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +namespace spdlog +{ + namespace details + { + + class udp_client + { + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + int socket_ = -1; + struct sockaddr_in sockAddr_; + + void cleanup_() + { + if (socket_ != -1) + { + ::close(socket_); + socket_ = -1; + } + } + + public: + udp_client(const std::string& host, uint16_t port) + { + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if (socket_ < 0) + { + throw_spdlog_ex("error: Create Socket Failed!"); + } + + int option_value = TX_BUFFER_SIZE; + if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, reinterpret_cast(&option_value), sizeof(option_value)) < 0) + { + cleanup_(); + throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!"); + } + + sockAddr_.sin_family = AF_INET; + sockAddr_.sin_port = htons(port); + + if (::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) + { + cleanup_(); + throw_spdlog_ex("error: Invalid address!"); + } + + ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero)); + } + + ~udp_client() + { + cleanup_(); + } + + int fd() const + { + return socket_; + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char* data, size_t n_bytes) + { + ssize_t toslen = 0; + socklen_t tolen = sizeof(struct sockaddr); + if ((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr*)&sockAddr_, tolen)) == -1) + { + throw_spdlog_ex("sendto(2) failed", errno); + } + } + }; + } // namespace details +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/details/windows_include.h b/CAPI/spdlog/include/spdlog/details/windows_include.h new file mode 100644 index 0000000..10e04fc --- /dev/null +++ b/CAPI/spdlog/include/spdlog/details/windows_include.h @@ -0,0 +1,11 @@ +#pragma once + +#ifndef NOMINMAX +#define NOMINMAX // prevent windows redefining min/max +#endif + +#ifndef WIN32_LEAN_AND_MEAN +#define WIN32_LEAN_AND_MEAN +#endif + +#include diff --git a/CAPI/spdlog/include/spdlog/fmt/bin_to_hex.h b/CAPI/spdlog/include/spdlog/fmt/bin_to_hex.h new file mode 100644 index 0000000..182aa71 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bin_to_hex.h @@ -0,0 +1,251 @@ +// +// Copyright(c) 2015 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +#include +#include + +#if defined(__has_include) +#if __has_include() +#include +#endif +#endif + +#if __cpp_lib_span >= 202002L +#include +#endif + +// +// Support for logging binary data as hex +// format flags, any combination of the following: +// {:X} - print in uppercase. +// {:s} - don't separate each byte with space. +// {:p} - don't print the position on each line start. +// {:n} - don't split the output to lines. +// {:a} - show ASCII if :n is not set + +// +// Examples: +// +// std::vector v(200, 0x0b); +// logger->info("Some buffer {}", spdlog::to_hex(v)); +// char buf[128]; +// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf))); +// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf), 16)); + +namespace spdlog +{ + namespace details + { + + template + class dump_info + { + public: + dump_info(It range_begin, It range_end, size_t size_per_line) : + begin_(range_begin), + end_(range_end), + size_per_line_(size_per_line) + { + } + + // do not use begin() and end() to avoid collision with fmt/ranges + It get_begin() const + { + return begin_; + } + It get_end() const + { + return end_; + } + size_t size_per_line() const + { + return size_per_line_; + } + + private: + It begin_, end_; + size_t size_per_line_; + }; + } // namespace details + + // create a dump_info that wraps the given container + template + inline details::dump_info to_hex(const Container& container, size_t size_per_line = 32) + { + static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); + using Iter = typename Container::const_iterator; + return details::dump_info(std::begin(container), std::end(container), size_per_line); + } + +#if __cpp_lib_span >= 202002L + + template + inline details::dump_info::iterator> to_hex( + const std::span& container, size_t size_per_line = 32 + ) + { + using Container = std::span; + static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); + using Iter = typename Container::iterator; + return details::dump_info(std::begin(container), std::end(container), size_per_line); + } + +#endif + + // create dump_info from ranges + template + inline details::dump_info to_hex(const It range_begin, const It range_end, size_t size_per_line = 32) + { + return details::dump_info(range_begin, range_end, size_per_line); + } + +} // namespace spdlog + +namespace +#ifdef SPDLOG_USE_STD_FORMAT + std +#else + fmt +#endif +{ + template + struct formatter, char> + { + const char delimiter = ' '; + bool put_newlines = true; + bool put_delimiters = true; + bool use_uppercase = false; + bool put_positions = true; // position on start of each line + bool show_ascii = false; + + // parse the format string flags + template + SPDLOG_CONSTEXPR_FUNC auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + auto it = ctx.begin(); + while (it != ctx.end() && *it != '}') + { + switch (*it) + { + case 'X': + use_uppercase = true; + break; + case 's': + put_delimiters = false; + break; + case 'p': + put_positions = false; + break; + case 'n': + put_newlines = false; + show_ascii = false; + break; + case 'a': + if (put_newlines) + { + show_ascii = true; + } + break; + } + + ++it; + } + return it; + } + + // format the given bytes range as hex + template + auto format(const spdlog::details::dump_info& the_range, FormatContext& ctx) -> decltype(ctx.out()) + { + SPDLOG_CONSTEXPR const char* hex_upper = "0123456789ABCDEF"; + SPDLOG_CONSTEXPR const char* hex_lower = "0123456789abcdef"; + const char* hex_chars = use_uppercase ? hex_upper : hex_lower; + +#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION < 60000 + auto inserter = ctx.begin(); +#else + auto inserter = ctx.out(); +#endif + + int size_per_line = static_cast(the_range.size_per_line()); + auto start_of_line = the_range.get_begin(); + for (auto i = the_range.get_begin(); i != the_range.get_end(); i++) + { + auto ch = static_cast(*i); + + if (put_newlines && (i == the_range.get_begin() || i - start_of_line >= size_per_line)) + { + if (show_ascii && i != the_range.get_begin()) + { + *inserter++ = delimiter; + *inserter++ = delimiter; + for (auto j = start_of_line; j < i; j++) + { + auto pc = static_cast(*j); + *inserter++ = std::isprint(pc) ? static_cast(*j) : '.'; + } + } + + put_newline(inserter, static_cast(i - the_range.get_begin())); + + // put first byte without delimiter in front of it + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; + start_of_line = i; + continue; + } + + if (put_delimiters) + { + *inserter++ = delimiter; + } + + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; + } + if (show_ascii) // add ascii to last line + { + if (the_range.get_end() - the_range.get_begin() > size_per_line) + { + auto blank_num = size_per_line - (the_range.get_end() - start_of_line); + while (blank_num-- > 0) + { + *inserter++ = delimiter; + *inserter++ = delimiter; + if (put_delimiters) + { + *inserter++ = delimiter; + } + } + } + *inserter++ = delimiter; + *inserter++ = delimiter; + for (auto j = start_of_line; j != the_range.get_end(); j++) + { + auto pc = static_cast(*j); + *inserter++ = std::isprint(pc) ? static_cast(*j) : '.'; + } + } + return inserter; + } + + // put newline(and position header) + template + void put_newline(It inserter, std::size_t pos) + { +#ifdef _WIN32 + *inserter++ = '\r'; +#endif + *inserter++ = '\n'; + + if (put_positions) + { + spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos); + } + } + }; +} // namespace std diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/args.h b/CAPI/spdlog/include/spdlog/fmt/bundled/args.h new file mode 100644 index 0000000..e3e1cb1 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/args.h @@ -0,0 +1,273 @@ +// Formatting library for C++ - dynamic format arguments +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_ARGS_H_ +#define FMT_ARGS_H_ + +#include // std::reference_wrapper +#include // std::unique_ptr +#include + +#include "core.h" + +FMT_BEGIN_NAMESPACE + +namespace detail +{ + + template + struct is_reference_wrapper : std::false_type + { + }; + template + struct is_reference_wrapper> : std::true_type + { + }; + + template + const T& unwrap(const T& v) + { + return v; + } + template + const T& unwrap(const std::reference_wrapper& v) + { + return static_cast(v); + } + + class dynamic_arg_list + { + // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for + // templates it doesn't complain about inability to deduce single translation + // unit for placing vtable. So storage_node_base is made a fake template. + template + struct node + { + virtual ~node() = default; + std::unique_ptr> next; + }; + + template + struct typed_node : node<> + { + T value; + + template + FMT_CONSTEXPR typed_node(const Arg& arg) : + value(arg) + { + } + + template + FMT_CONSTEXPR typed_node(const basic_string_view& arg) : + value(arg.data(), arg.size()) + { + } + }; + + std::unique_ptr> head_; + + public: + template + const T& push(const Arg& arg) + { + auto new_node = std::unique_ptr>(new typed_node(arg)); + auto& value = new_node->value; + new_node->next = std::move(head_); + head_ = std::move(new_node); + return value; + } + }; +} // namespace detail + +/** + \rst + A dynamic version of `fmt::format_arg_store`. + It's equipped with a storage to potentially temporary objects which lifetimes + could be shorter than the format arguments object. + + It can be implicitly converted into `~fmt::basic_format_args` for passing + into type-erased formatting functions such as `~fmt::vformat`. + \endrst + */ +template +class dynamic_format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args +#endif +{ +private: + using char_type = typename Context::char_type; + + template + struct need_copy + { + static constexpr detail::type mapped_type = + detail::mapped_type_constant::value; + + enum + { + value = !(detail::is_reference_wrapper::value || std::is_same>::value || std::is_same>::value || (mapped_type != detail::type::cstring_type && mapped_type != detail::type::string_type && mapped_type != detail::type::custom_type)) + }; + }; + + template + using stored_type = conditional_t< + std::is_convertible>::value && + !detail::is_reference_wrapper::value, + std::basic_string, + T>; + + // Storage of basic_format_arg must be contiguous. + std::vector> data_; + std::vector> named_info_; + + // Storage of arguments not fitting into basic_format_arg must grow + // without relocation because items in data_ refer to it. + detail::dynamic_arg_list dynamic_args_; + + friend class basic_format_args; + + unsigned long long get_types() const + { + return detail::is_unpacked_bit | data_.size() | + (named_info_.empty() ? 0ULL : static_cast(detail::has_named_args_bit)); + } + + const basic_format_arg* data() const + { + return named_info_.empty() ? data_.data() : data_.data() + 1; + } + + template + void emplace_arg(const T& arg) + { + data_.emplace_back(detail::make_arg(arg)); + } + + template + void emplace_arg(const detail::named_arg& arg) + { + if (named_info_.empty()) + { + constexpr const detail::named_arg_info* zero_ptr{nullptr}; + data_.insert(data_.begin(), {zero_ptr, 0}); + } + data_.emplace_back(detail::make_arg(detail::unwrap(arg.value))); + auto pop_one = [](std::vector>* data) + { + data->pop_back(); + }; + std::unique_ptr>, decltype(pop_one)> + guard{&data_, pop_one}; + named_info_.push_back({arg.name, static_cast(data_.size() - 2u)}); + data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; + guard.release(); + } + +public: + constexpr dynamic_format_arg_store() = default; + + /** + \rst + Adds an argument into the dynamic store for later passing to a formatting + function. + + Note that custom types and string types (but not string views) are copied + into the store dynamically allocating memory if necessary. + + **Example**:: + + fmt::dynamic_format_arg_store store; + store.push_back(42); + store.push_back("abc"); + store.push_back(1.5f); + std::string result = fmt::vformat("{} and {} and {}", store); + \endrst + */ + template + void push_back(const T& arg) + { + if (detail::const_check(need_copy::value)) + emplace_arg(dynamic_args_.push>(arg)); + else + emplace_arg(detail::unwrap(arg)); + } + + /** + \rst + Adds a reference to the argument into the dynamic store for later passing to + a formatting function. + + **Example**:: + + fmt::dynamic_format_arg_store store; + char band[] = "Rolling Stones"; + store.push_back(std::cref(band)); + band[9] = 'c'; // Changing str affects the output. + std::string result = fmt::vformat("{}", store); + // result == "Rolling Scones" + \endrst + */ + template + void push_back(std::reference_wrapper arg) + { + static_assert( + need_copy::value, + "objects of built-in types and string views are always copied" + ); + emplace_arg(arg.get()); + } + + /** + Adds named argument into the dynamic store for later passing to a formatting + function. ``std::reference_wrapper`` is supported to avoid copying of the + argument. The name is always copied into the store. + */ + template + void push_back(const detail::named_arg& arg) + { + const char_type* arg_name = + dynamic_args_.push>(arg.name).c_str(); + if (detail::const_check(need_copy::value)) + { + emplace_arg( + fmt::arg(arg_name, dynamic_args_.push>(arg.value)) + ); + } + else + { + emplace_arg(fmt::arg(arg_name, arg.value)); + } + } + + /** Erase all elements from the store */ + void clear() + { + data_.clear(); + named_info_.clear(); + dynamic_args_ = detail::dynamic_arg_list(); + } + + /** + \rst + Reserves space to store at least *new_cap* arguments including + *new_cap_named* named arguments. + \endrst + */ + void reserve(size_t new_cap, size_t new_cap_named) + { + FMT_ASSERT(new_cap >= new_cap_named, "Set of arguments includes set of named arguments"); + data_.reserve(new_cap); + named_info_.reserve(new_cap_named); + } +}; + +FMT_END_NAMESPACE + +#endif // FMT_ARGS_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/chrono.h b/CAPI/spdlog/include/spdlog/fmt/bundled/chrono.h new file mode 100644 index 0000000..522ae49 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/chrono.h @@ -0,0 +1,2732 @@ +// Formatting library for C++ - chrono support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CHRONO_H_ +#define FMT_CHRONO_H_ + +#include +#include +#include // std::isfinite +#include // std::memcpy +#include +#include +#include +#include +#include + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +// Enable tzset. +#ifndef FMT_USE_TZSET +// UWP doesn't provide _tzset. +#if FMT_HAS_INCLUDE("winapifamily.h") +#include +#endif +#if defined(_WIN32) && (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +#define FMT_USE_TZSET 1 +#else +#define FMT_USE_TZSET 0 +#endif +#endif + +// Enable safe chrono durations, unless explicitly disabled. +#ifndef FMT_SAFE_DURATION_CAST +#define FMT_SAFE_DURATION_CAST 1 +#endif +#if FMT_SAFE_DURATION_CAST + +// For conversion between std::chrono::durations without undefined +// behaviour or erroneous results. +// This is a stripped down version of duration_cast, for inclusion in fmt. +// See https://github.com/pauldreik/safe_duration_cast +// +// Copyright Paul Dreik 2019 +namespace safe_duration_cast +{ + + template::value && std::numeric_limits::is_signed == std::numeric_limits::is_signed)> + FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) + { + ec = 0; + using F = std::numeric_limits; + using T = std::numeric_limits; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + // A and B are both signed, or both unsigned. + if (detail::const_check(F::digits <= T::digits)) + { + // From fits in To without any problem. + } + else + { + // From does not always fit in To, resort to a dynamic check. + if (from < (T::min)() || from > (T::max)()) + { + // outside range. + ec = 1; + return {}; + } + } + return static_cast(from); + } + + /** + * converts From to To, without loss. If the dynamic value of from + * can't be converted to To without loss, ec is set. + */ + template::value && std::numeric_limits::is_signed != std::numeric_limits::is_signed)> + FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) + { + ec = 0; + using F = std::numeric_limits; + using T = std::numeric_limits; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + if (detail::const_check(F::is_signed && !T::is_signed)) + { + // From may be negative, not allowed! + if (fmt::detail::is_negative(from)) + { + ec = 1; + return {}; + } + // From is positive. Can it always fit in To? + if (detail::const_check(F::digits > T::digits) && + from > static_cast(detail::max_value())) + { + ec = 1; + return {}; + } + } + + if (detail::const_check(!F::is_signed && T::is_signed && F::digits >= T::digits) && + from > static_cast(detail::max_value())) + { + ec = 1; + return {}; + } + return static_cast(from); // Lossless conversion. + } + + template::value)> + FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) + { + ec = 0; + return from; + } // function + + // clang-format off +/** + * converts From to To if possible, otherwise ec is set. + * + * input | output + * ---------------------------------|--------------- + * NaN | NaN + * Inf | Inf + * normal, fits in output | converted (possibly lossy) + * normal, does not fit in output | ec is set + * subnormal | best effort + * -Inf | -Inf + */ + // clang-format on + template::value)> + FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) + { + ec = 0; + using T = std::numeric_limits; + static_assert(std::is_floating_point::value, "From must be floating"); + static_assert(std::is_floating_point::value, "To must be floating"); + + // catch the only happy case + if (std::isfinite(from)) + { + if (from >= T::lowest() && from <= (T::max)()) + { + return static_cast(from); + } + // not within range. + ec = 1; + return {}; + } + + // nan and inf will be preserved + return static_cast(from); + } // function + + template::value)> + FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) + { + ec = 0; + static_assert(std::is_floating_point::value, "From must be floating"); + return from; + } + + /** + * safe duration cast between integral durations + */ + template::value), FMT_ENABLE_IF(std::is_integral::value)> + To safe_duration_cast(std::chrono::duration from, int& ec) + { + using From = std::chrono::duration; + ec = 0; + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor : std::ratio_divide + { + }; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type::type; + + // safe conversion to IntermediateRep + IntermediateRep count = + lossless_integral_conversion(from.count(), ec); + if (ec) + return {}; + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) + { + const auto max1 = detail::max_value() / Factor::num; + if (count > max1) + { + ec = 1; + return {}; + } + const auto min1 = + (std::numeric_limits::min)() / Factor::num; + if (!std::is_unsigned::value && count < min1) + { + ec = 1; + return {}; + } + count *= Factor::num; + } + + if (detail::const_check(Factor::den != 1)) + count /= Factor::den; + auto tocount = lossless_integral_conversion(count, ec); + return ec ? To() : To(tocount); + } + + /** + * safe duration_cast between floating point durations + */ + template::value), FMT_ENABLE_IF(std::is_floating_point::value)> + To safe_duration_cast(std::chrono::duration from, int& ec) + { + using From = std::chrono::duration; + ec = 0; + if (std::isnan(from.count())) + { + // nan in, gives nan out. easy. + return To{std::numeric_limits::quiet_NaN()}; + } + // maybe we should also check if from is denormal, and decide what to do about + // it. + + // +-inf should be preserved. + if (std::isinf(from.count())) + { + return To{from.count()}; + } + + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor : std::ratio_divide + { + }; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type::type; + + // force conversion of From::rep -> IntermediateRep to be safe, + // even if it will never happen be narrowing in this context. + IntermediateRep count = + safe_float_conversion(from.count(), ec); + if (ec) + { + return {}; + } + + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) + { + constexpr auto max1 = detail::max_value() / + static_cast(Factor::num); + if (count > max1) + { + ec = 1; + return {}; + } + constexpr auto min1 = std::numeric_limits::lowest() / + static_cast(Factor::num); + if (count < min1) + { + ec = 1; + return {}; + } + count *= static_cast(Factor::num); + } + + // this can't go wrong, right? den>0 is checked earlier. + if (detail::const_check(Factor::den != 1)) + { + using common_t = typename std::common_type::type; + count /= static_cast(Factor::den); + } + + // convert to the to type, safely + using ToRep = typename To::rep; + + const ToRep tocount = safe_float_conversion(count, ec); + if (ec) + { + return {}; + } + return To{tocount}; + } +} // namespace safe_duration_cast +#endif + +// Prevents expansion of a preceding token as a function-style macro. +// Usage: f FMT_NOMACRO() +#define FMT_NOMACRO + +namespace detail +{ + template + struct null + { + }; + inline null<> localtime_r FMT_NOMACRO(...) + { + return null<>(); + } + inline null<> localtime_s(...) + { + return null<>(); + } + inline null<> gmtime_r(...) + { + return null<>(); + } + inline null<> gmtime_s(...) + { + return null<>(); + } + + inline const std::locale& get_classic_locale() + { + static const auto& locale = std::locale::classic(); + return locale; + } + + template + struct codecvt_result + { + static constexpr const size_t max_size = 32; + CodeUnit buf[max_size]; + CodeUnit* end; + }; + template + constexpr const size_t codecvt_result::max_size; + + template + void write_codecvt(codecvt_result& out, string_view in_buf, const std::locale& loc) + { +#if FMT_CLANG_VERSION +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wdeprecated" + auto& f = std::use_facet>(loc); +#pragma clang diagnostic pop +#else + auto& f = std::use_facet>(loc); +#endif + auto mb = std::mbstate_t(); + const char* from_next = nullptr; + auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, std::begin(out.buf), std::end(out.buf), out.end); + if (result != std::codecvt_base::ok) + FMT_THROW(format_error("failed to format time")); + } + + template + auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc) + -> OutputIt + { + if (detail::is_utf8() && loc != get_classic_locale()) + { + // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and + // gcc-4. +#if FMT_MSC_VERSION != 0 || \ + (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) + // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 + // and newer. + using code_unit = wchar_t; +#else + using code_unit = char32_t; +#endif + + using unit_t = codecvt_result; + unit_t unit; + write_codecvt(unit, in, loc); + // In UTF-8 is used one to four one-byte code units. + auto&& buf = basic_memory_buffer(); + for (code_unit* p = unit.buf; p != unit.end; ++p) + { + uint32_t c = static_cast(*p); + if (sizeof(code_unit) == 2 && c >= 0xd800 && c <= 0xdfff) + { + // surrogate pair + ++p; + if (p == unit.end || (c & 0xfc00) != 0xd800 || + (*p & 0xfc00) != 0xdc00) + { + FMT_THROW(format_error("failed to format time")); + } + c = (c << 10) + static_cast(*p) - 0x35fdc00; + } + if (c < 0x80) + { + buf.push_back(static_cast(c)); + } + else if (c < 0x800) + { + buf.push_back(static_cast(0xc0 | (c >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } + else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) + { + buf.push_back(static_cast(0xe0 | (c >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } + else if (c >= 0x10000 && c <= 0x10ffff) + { + buf.push_back(static_cast(0xf0 | (c >> 18))); + buf.push_back(static_cast(0x80 | ((c & 0x3ffff) >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } + else + { + FMT_THROW(format_error("failed to format time")); + } + } + return copy_str(buf.data(), buf.data() + buf.size(), out); + } + return copy_str(in.data(), in.data() + in.size(), out); + } + + template::value)> + auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt + { + codecvt_result unit; + write_codecvt(unit, sv, loc); + return copy_str(unit.buf, unit.end, out); + } + + template::value)> + auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt + { + return write_encoded_tm_str(out, sv, loc); + } + + template + inline void do_write(buffer& buf, const std::tm& time, const std::locale& loc, char format, char modifier) + { + auto&& format_buf = formatbuf>(buf); + auto&& os = std::basic_ostream(&format_buf); + os.imbue(loc); + using iterator = std::ostreambuf_iterator; + const auto& facet = std::use_facet>(loc); + auto end = facet.put(os, os, Char(' '), &time, format, modifier); + if (end.failed()) + FMT_THROW(format_error("failed to format time")); + } + + template::value)> + auto write(OutputIt out, const std::tm& time, const std::locale& loc, char format, char modifier = 0) -> OutputIt + { + auto&& buf = get_buffer(out); + do_write(buf, time, loc, format, modifier); + return buf.out(); + } + + template::value)> + auto write(OutputIt out, const std::tm& time, const std::locale& loc, char format, char modifier = 0) -> OutputIt + { + auto&& buf = basic_memory_buffer(); + do_write(buf, time, loc, format, modifier); + return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); + } + +} // namespace detail + +FMT_MODULE_EXPORT_BEGIN + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in local time. Unlike ``std::localtime``, this function is + thread-safe on most platforms. + */ +inline std::tm localtime(std::time_t time) +{ + struct dispatcher + { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : + time_(t) + { + } + + bool run() + { + using namespace fmt::detail; + return handle(localtime_r(&time_, &tm_)); + } + + bool handle(std::tm* tm) + { + return tm != nullptr; + } + + bool handle(detail::null<>) + { + using namespace fmt::detail; + return fallback(localtime_s(&tm_, &time_)); + } + + bool fallback(int res) + { + return res == 0; + } + +#if !FMT_MSC_VERSION + bool fallback(detail::null<>) + { + using namespace fmt::detail; + std::tm* tm = std::localtime(&time_); + if (tm) + tm_ = *tm; + return tm != nullptr; + } +#endif + }; + dispatcher lt(time); + // Too big time values may be unsupported. + if (!lt.run()) + FMT_THROW(format_error("time_t value out of range")); + return lt.tm_; +} + +inline std::tm localtime( + std::chrono::time_point time_point +) +{ + return localtime(std::chrono::system_clock::to_time_t(time_point)); +} + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this + function is thread-safe on most platforms. + */ +inline std::tm gmtime(std::time_t time) +{ + struct dispatcher + { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : + time_(t) + { + } + + bool run() + { + using namespace fmt::detail; + return handle(gmtime_r(&time_, &tm_)); + } + + bool handle(std::tm* tm) + { + return tm != nullptr; + } + + bool handle(detail::null<>) + { + using namespace fmt::detail; + return fallback(gmtime_s(&tm_, &time_)); + } + + bool fallback(int res) + { + return res == 0; + } + +#if !FMT_MSC_VERSION + bool fallback(detail::null<>) + { + std::tm* tm = std::gmtime(&time_); + if (tm) + tm_ = *tm; + return tm != nullptr; + } +#endif + }; + dispatcher gt(time); + // Too big time values may be unsupported. + if (!gt.run()) + FMT_THROW(format_error("time_t value out of range")); + return gt.tm_; +} + +inline std::tm gmtime( + std::chrono::time_point time_point +) +{ + return gmtime(std::chrono::system_clock::to_time_t(time_point)); +} + +FMT_BEGIN_DETAIL_NAMESPACE + +// Writes two-digit numbers a, b and c separated by sep to buf. +// The method by Pavel Novikov based on +// https://johnnylee-sde.github.io/Fast-unsigned-integer-to-time-string/. +inline void write_digit2_separated(char* buf, unsigned a, unsigned b, unsigned c, char sep) +{ + unsigned long long digits = + a | (b << 24) | (static_cast(c) << 48); + // Convert each value to BCD. + // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. + // The difference is + // y - x = a * 6 + // a can be found from x: + // a = floor(x / 10) + // then + // y = x + a * 6 = x + floor(x / 10) * 6 + // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). + digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; + // Put low nibbles to high bytes and high nibbles to low bytes. + digits = ((digits & 0x00f00000f00000f0) >> 4) | + ((digits & 0x000f00000f00000f) << 8); + auto usep = static_cast(sep); + // Add ASCII '0' to each digit byte and insert separators. + digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); + + constexpr const size_t len = 8; + if (const_check(is_big_endian())) + { + char tmp[len]; + std::memcpy(tmp, &digits, len); + std::reverse_copy(tmp, tmp + len, buf); + } + else + { + std::memcpy(buf, &digits, len); + } +} + +template +FMT_CONSTEXPR inline const char* get_units() +{ + if (std::is_same::value) + return "as"; + if (std::is_same::value) + return "fs"; + if (std::is_same::value) + return "ps"; + if (std::is_same::value) + return "ns"; + if (std::is_same::value) + return "µs"; + if (std::is_same::value) + return "ms"; + if (std::is_same::value) + return "cs"; + if (std::is_same::value) + return "ds"; + if (std::is_same>::value) + return "s"; + if (std::is_same::value) + return "das"; + if (std::is_same::value) + return "hs"; + if (std::is_same::value) + return "ks"; + if (std::is_same::value) + return "Ms"; + if (std::is_same::value) + return "Gs"; + if (std::is_same::value) + return "Ts"; + if (std::is_same::value) + return "Ps"; + if (std::is_same::value) + return "Es"; + if (std::is_same>::value) + return "m"; + if (std::is_same>::value) + return "h"; + return nullptr; +} + +enum class numeric_system +{ + standard, + // Alternative numeric system, e.g. 十二 instead of 12 in ja_JP locale. + alternative +}; + +// Parses a put_time-like format string and invokes handler actions. +template +FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, const Char* end, Handler&& handler) +{ + auto ptr = begin; + while (ptr != end) + { + auto c = *ptr; + if (c == '}') + break; + if (c != '%') + { + ++ptr; + continue; + } + if (begin != ptr) + handler.on_text(begin, ptr); + ++ptr; // consume '%' + if (ptr == end) + FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) + { + case '%': + handler.on_text(ptr - 1, ptr); + break; + case 'n': + { + const Char newline[] = {'\n'}; + handler.on_text(newline, newline + 1); + break; + } + case 't': + { + const Char tab[] = {'\t'}; + handler.on_text(tab, tab + 1); + break; + } + // Year: + case 'Y': + handler.on_year(numeric_system::standard); + break; + case 'y': + handler.on_short_year(numeric_system::standard); + break; + case 'C': + handler.on_century(numeric_system::standard); + break; + case 'G': + handler.on_iso_week_based_year(); + break; + case 'g': + handler.on_iso_week_based_short_year(); + break; + // Day of the week: + case 'a': + handler.on_abbr_weekday(); + break; + case 'A': + handler.on_full_weekday(); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::standard); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::standard); + break; + // Month: + case 'b': + case 'h': + handler.on_abbr_month(); + break; + case 'B': + handler.on_full_month(); + break; + case 'm': + handler.on_dec_month(numeric_system::standard); + break; + // Day of the year/month: + case 'U': + handler.on_dec0_week_of_year(numeric_system::standard); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::standard); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::standard); + break; + case 'j': + handler.on_day_of_year(); + break; + case 'd': + handler.on_day_of_month(numeric_system::standard); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::standard); + break; + // Hour, minute, second: + case 'H': + handler.on_24_hour(numeric_system::standard); + break; + case 'I': + handler.on_12_hour(numeric_system::standard); + break; + case 'M': + handler.on_minute(numeric_system::standard); + break; + case 'S': + handler.on_second(numeric_system::standard); + break; + // Other: + case 'c': + handler.on_datetime(numeric_system::standard); + break; + case 'x': + handler.on_loc_date(numeric_system::standard); + break; + case 'X': + handler.on_loc_time(numeric_system::standard); + break; + case 'D': + handler.on_us_date(); + break; + case 'F': + handler.on_iso_date(); + break; + case 'r': + handler.on_12_hour_time(); + break; + case 'R': + handler.on_24_hour_time(); + break; + case 'T': + handler.on_iso_time(); + break; + case 'p': + handler.on_am_pm(); + break; + case 'Q': + handler.on_duration_value(); + break; + case 'q': + handler.on_duration_unit(); + break; + case 'z': + handler.on_utc_offset(); + break; + case 'Z': + handler.on_tz_name(); + break; + // Alternative representation: + case 'E': + { + if (ptr == end) + FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) + { + case 'Y': + handler.on_year(numeric_system::alternative); + break; + case 'y': + handler.on_offset_year(); + break; + case 'C': + handler.on_century(numeric_system::alternative); + break; + case 'c': + handler.on_datetime(numeric_system::alternative); + break; + case 'x': + handler.on_loc_date(numeric_system::alternative); + break; + case 'X': + handler.on_loc_time(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + } + case 'O': + if (ptr == end) + FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) + { + case 'y': + handler.on_short_year(numeric_system::alternative); + break; + case 'm': + handler.on_dec_month(numeric_system::alternative); + break; + case 'U': + handler.on_dec0_week_of_year(numeric_system::alternative); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::alternative); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::alternative); + break; + case 'd': + handler.on_day_of_month(numeric_system::alternative); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::alternative); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::alternative); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::alternative); + break; + case 'H': + handler.on_24_hour(numeric_system::alternative); + break; + case 'I': + handler.on_12_hour(numeric_system::alternative); + break; + case 'M': + handler.on_minute(numeric_system::alternative); + break; + case 'S': + handler.on_second(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + default: + FMT_THROW(format_error("invalid format")); + } + begin = ptr; + } + if (begin != ptr) + handler.on_text(begin, ptr); + return ptr; +} + +template +struct null_chrono_spec_handler +{ + FMT_CONSTEXPR void unsupported() + { + static_cast(this)->unsupported(); + } + FMT_CONSTEXPR void on_year(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_short_year(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_offset_year() + { + unsupported(); + } + FMT_CONSTEXPR void on_century(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_iso_week_based_year() + { + unsupported(); + } + FMT_CONSTEXPR void on_iso_week_based_short_year() + { + unsupported(); + } + FMT_CONSTEXPR void on_abbr_weekday() + { + unsupported(); + } + FMT_CONSTEXPR void on_full_weekday() + { + unsupported(); + } + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_abbr_month() + { + unsupported(); + } + FMT_CONSTEXPR void on_full_month() + { + unsupported(); + } + FMT_CONSTEXPR void on_dec_month(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_day_of_year() + { + unsupported(); + } + FMT_CONSTEXPR void on_day_of_month(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_24_hour(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_12_hour(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_minute(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_second(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_datetime(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_loc_date(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_loc_time(numeric_system) + { + unsupported(); + } + FMT_CONSTEXPR void on_us_date() + { + unsupported(); + } + FMT_CONSTEXPR void on_iso_date() + { + unsupported(); + } + FMT_CONSTEXPR void on_12_hour_time() + { + unsupported(); + } + FMT_CONSTEXPR void on_24_hour_time() + { + unsupported(); + } + FMT_CONSTEXPR void on_iso_time() + { + unsupported(); + } + FMT_CONSTEXPR void on_am_pm() + { + unsupported(); + } + FMT_CONSTEXPR void on_duration_value() + { + unsupported(); + } + FMT_CONSTEXPR void on_duration_unit() + { + unsupported(); + } + FMT_CONSTEXPR void on_utc_offset() + { + unsupported(); + } + FMT_CONSTEXPR void on_tz_name() + { + unsupported(); + } +}; + +struct tm_format_checker : null_chrono_spec_handler +{ + FMT_NORETURN void unsupported() + { + FMT_THROW(format_error("no format")); + } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) + { + } + FMT_CONSTEXPR void on_year(numeric_system) + { + } + FMT_CONSTEXPR void on_short_year(numeric_system) + { + } + FMT_CONSTEXPR void on_offset_year() + { + } + FMT_CONSTEXPR void on_century(numeric_system) + { + } + FMT_CONSTEXPR void on_iso_week_based_year() + { + } + FMT_CONSTEXPR void on_iso_week_based_short_year() + { + } + FMT_CONSTEXPR void on_abbr_weekday() + { + } + FMT_CONSTEXPR void on_full_weekday() + { + } + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) + { + } + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) + { + } + FMT_CONSTEXPR void on_abbr_month() + { + } + FMT_CONSTEXPR void on_full_month() + { + } + FMT_CONSTEXPR void on_dec_month(numeric_system) + { + } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) + { + } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) + { + } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) + { + } + FMT_CONSTEXPR void on_day_of_year() + { + } + FMT_CONSTEXPR void on_day_of_month(numeric_system) + { + } + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) + { + } + FMT_CONSTEXPR void on_24_hour(numeric_system) + { + } + FMT_CONSTEXPR void on_12_hour(numeric_system) + { + } + FMT_CONSTEXPR void on_minute(numeric_system) + { + } + FMT_CONSTEXPR void on_second(numeric_system) + { + } + FMT_CONSTEXPR void on_datetime(numeric_system) + { + } + FMT_CONSTEXPR void on_loc_date(numeric_system) + { + } + FMT_CONSTEXPR void on_loc_time(numeric_system) + { + } + FMT_CONSTEXPR void on_us_date() + { + } + FMT_CONSTEXPR void on_iso_date() + { + } + FMT_CONSTEXPR void on_12_hour_time() + { + } + FMT_CONSTEXPR void on_24_hour_time() + { + } + FMT_CONSTEXPR void on_iso_time() + { + } + FMT_CONSTEXPR void on_am_pm() + { + } + FMT_CONSTEXPR void on_utc_offset() + { + } + FMT_CONSTEXPR void on_tz_name() + { + } +}; + +inline const char* tm_wday_full_name(int wday) +{ + static constexpr const char* full_name_list[] = { + "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}; + return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; +} +inline const char* tm_wday_short_name(int wday) +{ + static constexpr const char* short_name_list[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; + return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; +} + +inline const char* tm_mon_full_name(int mon) +{ + static constexpr const char* full_name_list[] = { + "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"}; + return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; +} +inline const char* tm_mon_short_name(int mon) +{ + static constexpr const char* short_name_list[] = { + "Jan", + "Feb", + "Mar", + "Apr", + "May", + "Jun", + "Jul", + "Aug", + "Sep", + "Oct", + "Nov", + "Dec", + }; + return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; +} + +template +struct has_member_data_tm_gmtoff : std::false_type +{ +}; +template +struct has_member_data_tm_gmtoff> : std::true_type +{ +}; + +template +struct has_member_data_tm_zone : std::false_type +{ +}; +template +struct has_member_data_tm_zone> : std::true_type +{ +}; + +#if FMT_USE_TZSET +inline void tzset_once() +{ + static bool init = []() -> bool + { + _tzset(); + return true; + }(); + ignore_unused(init); +} +#endif + +template +class tm_writer +{ +private: + static constexpr int days_per_week = 7; + + const std::locale& loc_; + const bool is_classic_; + OutputIt out_; + const std::tm& tm_; + + auto tm_sec() const noexcept -> int + { + FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); + return tm_.tm_sec; + } + auto tm_min() const noexcept -> int + { + FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); + return tm_.tm_min; + } + auto tm_hour() const noexcept -> int + { + FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); + return tm_.tm_hour; + } + auto tm_mday() const noexcept -> int + { + FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); + return tm_.tm_mday; + } + auto tm_mon() const noexcept -> int + { + FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); + return tm_.tm_mon; + } + auto tm_year() const noexcept -> long long + { + return 1900ll + tm_.tm_year; + } + auto tm_wday() const noexcept -> int + { + FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); + return tm_.tm_wday; + } + auto tm_yday() const noexcept -> int + { + FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); + return tm_.tm_yday; + } + + auto tm_hour12() const noexcept -> int + { + const auto h = tm_hour(); + const auto z = h < 12 ? h : h - 12; + return z == 0 ? 12 : z; + } + + // POSIX and the C Standard are unclear or inconsistent about what %C and %y + // do if the year is negative or exceeds 9999. Use the convention that %C + // concatenated with %y yields the same output as %Y, and that %Y contains at + // least 4 characters, with more only if necessary. + auto split_year_lower(long long year) const noexcept -> int + { + auto l = year % 100; + if (l < 0) + l = -l; // l in [0, 99] + return static_cast(l); + } + + // Algorithm: + // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_the_week_number_from_a_month_and_day_of_the_month_or_ordinal_date + auto iso_year_weeks(long long curr_year) const noexcept -> int + { + const auto prev_year = curr_year - 1; + const auto curr_p = + (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % + days_per_week; + const auto prev_p = + (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % + days_per_week; + return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); + } + auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int + { + return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / + days_per_week; + } + auto tm_iso_week_year() const noexcept -> long long + { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) + return year - 1; + if (w > iso_year_weeks(year)) + return year + 1; + return year; + } + auto tm_iso_week_of_year() const noexcept -> int + { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) + return iso_year_weeks(year - 1); + if (w > iso_year_weeks(year)) + return 1; + return w; + } + + void write1(int value) + { + *out_++ = static_cast('0' + to_unsigned(value) % 10); + } + void write2(int value) + { + const char* d = digits2(to_unsigned(value) % 100); + *out_++ = *d++; + *out_++ = *d; + } + + void write_year_extended(long long year) + { + // At least 4 characters. + int width = 4; + if (year < 0) + { + *out_++ = '-'; + year = 0 - year; + --width; + } + uint32_or_64_or_128_t n = to_unsigned(year); + const int num_digits = count_digits(n); + if (width > num_digits) + out_ = std::fill_n(out_, width - num_digits, '0'); + out_ = format_decimal(out_, n, num_digits).end; + } + void write_year(long long year) + { + if (year >= 0 && year < 10000) + { + write2(static_cast(year / 100)); + write2(static_cast(year % 100)); + } + else + { + write_year_extended(year); + } + } + + void write_utc_offset(long offset) + { + if (offset < 0) + { + *out_++ = '-'; + offset = -offset; + } + else + { + *out_++ = '+'; + } + offset /= 60; + write2(static_cast(offset / 60)); + write2(static_cast(offset % 60)); + } + template::value)> + void format_utc_offset_impl(const T& tm) + { + write_utc_offset(tm.tm_gmtoff); + } + template::value)> + void format_utc_offset_impl(const T& tm) + { +#if defined(_WIN32) && defined(_UCRT) +#if FMT_USE_TZSET + tzset_once(); +#endif + long offset = 0; + _get_timezone(&offset); + if (tm.tm_isdst) + { + long dstbias = 0; + _get_dstbias(&dstbias); + offset += dstbias; + } + write_utc_offset(-offset); +#else + ignore_unused(tm); + format_localized('z'); +#endif + } + + template::value)> + void format_tz_name_impl(const T& tm) + { + if (is_classic_) + out_ = write_tm_str(out_, tm.tm_zone, loc_); + else + format_localized('Z'); + } + template::value)> + void format_tz_name_impl(const T&) + { + format_localized('Z'); + } + + void format_localized(char format, char modifier = 0) + { + out_ = write(out_, tm_, loc_, format, modifier); + } + +public: + tm_writer(const std::locale& loc, OutputIt out, const std::tm& tm) : + loc_(loc), + is_classic_(loc_ == get_classic_locale()), + out_(out), + tm_(tm) + { + } + + OutputIt out() const + { + return out_; + } + + FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) + { + out_ = copy_str(begin, end, out_); + } + + void on_abbr_weekday() + { + if (is_classic_) + out_ = write(out_, tm_wday_short_name(tm_wday())); + else + format_localized('a'); + } + void on_full_weekday() + { + if (is_classic_) + out_ = write(out_, tm_wday_full_name(tm_wday())); + else + format_localized('A'); + } + void on_dec0_weekday(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write1(tm_wday()); + format_localized('w', 'O'); + } + void on_dec1_weekday(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + { + auto wday = tm_wday(); + write1(wday == 0 ? days_per_week : wday); + } + else + { + format_localized('u', 'O'); + } + } + + void on_abbr_month() + { + if (is_classic_) + out_ = write(out_, tm_mon_short_name(tm_mon())); + else + format_localized('b'); + } + void on_full_month() + { + if (is_classic_) + out_ = write(out_, tm_mon_full_name(tm_mon())); + else + format_localized('B'); + } + + void on_datetime(numeric_system ns) + { + if (is_classic_) + { + on_abbr_weekday(); + *out_++ = ' '; + on_abbr_month(); + *out_++ = ' '; + on_day_of_month_space(numeric_system::standard); + *out_++ = ' '; + on_iso_time(); + *out_++ = ' '; + on_year(numeric_system::standard); + } + else + { + format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); + } + } + void on_loc_date(numeric_system ns) + { + if (is_classic_) + on_us_date(); + else + format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_loc_time(numeric_system ns) + { + if (is_classic_) + on_iso_time(); + else + format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_us_date() + { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), to_unsigned(split_year_lower(tm_year())), '/'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + } + void on_iso_date() + { + auto year = tm_year(); + char buf[10]; + size_t offset = 0; + if (year >= 0 && year < 10000) + { + copy2(buf, digits2(static_cast(year / 100))); + } + else + { + offset = 4; + write_year_extended(year); + year = 0; + } + write_digit2_separated(buf + 2, static_cast(year % 100), to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), '-'); + out_ = copy_str(std::begin(buf) + offset, std::end(buf), out_); + } + + void on_utc_offset() + { + format_utc_offset_impl(tm_); + } + void on_tz_name() + { + format_tz_name_impl(tm_); + } + + void on_year(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write_year(tm_year()); + format_localized('Y', 'E'); + } + void on_short_year(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(split_year_lower(tm_year())); + format_localized('y', 'O'); + } + void on_offset_year() + { + if (is_classic_) + return write2(split_year_lower(tm_year())); + format_localized('y', 'E'); + } + + void on_century(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + { + auto year = tm_year(); + auto upper = year / 100; + if (year >= -99 && year < 0) + { + // Zero upper on negative year. + *out_++ = '-'; + *out_++ = '0'; + } + else if (upper >= 0 && upper < 100) + { + write2(static_cast(upper)); + } + else + { + out_ = write(out_, upper); + } + } + else + { + format_localized('C', 'E'); + } + } + + void on_dec_month(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mon() + 1); + format_localized('m', 'O'); + } + + void on_dec0_week_of_year(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); + format_localized('U', 'O'); + } + void on_dec1_week_of_year(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + { + auto wday = tm_wday(); + write2((tm_yday() + days_per_week - (wday == 0 ? (days_per_week - 1) : (wday - 1))) / days_per_week); + } + else + { + format_localized('W', 'O'); + } + } + void on_iso_week_of_year(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_iso_week_of_year()); + format_localized('V', 'O'); + } + + void on_iso_week_based_year() + { + write_year(tm_iso_week_year()); + } + void on_iso_week_based_short_year() + { + write2(split_year_lower(tm_iso_week_year())); + } + + void on_day_of_year() + { + auto yday = tm_yday() + 1; + write1(yday / 100); + write2(yday % 100); + } + void on_day_of_month(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mday()); + format_localized('d', 'O'); + } + void on_day_of_month_space(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + { + auto mday = to_unsigned(tm_mday()) % 100; + const char* d2 = digits2(mday); + *out_++ = mday < 10 ? ' ' : d2[0]; + *out_++ = d2[1]; + } + else + { + format_localized('e', 'O'); + } + } + + void on_24_hour(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour()); + format_localized('H', 'O'); + } + void on_12_hour(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour12()); + format_localized('I', 'O'); + } + void on_minute(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_min()); + format_localized('M', 'O'); + } + void on_second(numeric_system ns) + { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_sec()); + format_localized('S', 'O'); + } + + void on_12_hour_time() + { + if (is_classic_) + { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour12()), to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + *out_++ = ' '; + on_am_pm(); + } + else + { + format_localized('r'); + } + } + void on_24_hour_time() + { + write2(tm_hour()); + *out_++ = ':'; + write2(tm_min()); + } + void on_iso_time() + { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour()), to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + } + + void on_am_pm() + { + if (is_classic_) + { + *out_++ = tm_hour() < 12 ? 'A' : 'P'; + *out_++ = 'M'; + } + else + { + format_localized('p'); + } + } + + // These apply to chrono durations but not tm. + void on_duration_value() + { + } + void on_duration_unit() + { + } +}; + +struct chrono_format_checker : null_chrono_spec_handler +{ + FMT_NORETURN void unsupported() + { + FMT_THROW(format_error("no date")); + } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) + { + } + FMT_CONSTEXPR void on_24_hour(numeric_system) + { + } + FMT_CONSTEXPR void on_12_hour(numeric_system) + { + } + FMT_CONSTEXPR void on_minute(numeric_system) + { + } + FMT_CONSTEXPR void on_second(numeric_system) + { + } + FMT_CONSTEXPR void on_12_hour_time() + { + } + FMT_CONSTEXPR void on_24_hour_time() + { + } + FMT_CONSTEXPR void on_iso_time() + { + } + FMT_CONSTEXPR void on_am_pm() + { + } + FMT_CONSTEXPR void on_duration_value() + { + } + FMT_CONSTEXPR void on_duration_unit() + { + } +}; + +template::value)> +inline bool isfinite(T) +{ + return true; +} + +// Converts value to Int and checks that it's in the range [0, upper). +template::value)> +inline Int to_nonnegative_int(T value, Int upper) +{ + FMT_ASSERT(std::is_unsigned::value || (value >= 0 && to_unsigned(value) <= to_unsigned(upper)), "invalid value"); + (void)upper; + return static_cast(value); +} +template::value)> +inline Int to_nonnegative_int(T value, Int upper) +{ + if (value < 0 || value > static_cast(upper)) + FMT_THROW(format_error("invalid value")); + return static_cast(value); +} + +template::value)> +inline T mod(T x, int y) +{ + return x % static_cast(y); +} +template::value)> +inline T mod(T x, int y) +{ + return std::fmod(x, static_cast(y)); +} + +// If T is an integral type, maps T to its unsigned counterpart, otherwise +// leaves it unchanged (unlike std::make_unsigned). +template::value> +struct make_unsigned_or_unchanged +{ + using type = T; +}; + +template +struct make_unsigned_or_unchanged +{ + using type = typename std::make_unsigned::type; +}; + +#if FMT_SAFE_DURATION_CAST +// throwing version of safe_duration_cast +template +To fmt_safe_duration_cast(std::chrono::duration from) +{ + int ec; + To to = safe_duration_cast::safe_duration_cast(from, ec); + if (ec) + FMT_THROW(format_error("cannot format duration")); + return to; +} +#endif + +template::value)> +inline std::chrono::duration get_milliseconds( + std::chrono::duration d +) +{ + // this may overflow and/or the result may not fit in the + // target type. +#if FMT_SAFE_DURATION_CAST + using CommonSecondsType = + typename std::common_type::type; + const auto d_as_common = fmt_safe_duration_cast(d); + const auto d_as_whole_seconds = + fmt_safe_duration_cast(d_as_common); + // this conversion should be nonproblematic + const auto diff = d_as_common - d_as_whole_seconds; + const auto ms = + fmt_safe_duration_cast>(diff); + return ms; +#else + auto s = std::chrono::duration_cast(d); + return std::chrono::duration_cast(d - s); +#endif +} + +// Counts the number of fractional digits in the range [0, 18] according to the +// C++20 spec. If more than 18 fractional digits are required then returns 6 for +// microseconds precision. +template() / 10)> +struct count_fractional_digits +{ + static constexpr int value = + Num % Den == 0 ? N : count_fractional_digits::value; +}; + +// Base case that doesn't instantiate any more templates +// in order to avoid overflow. +template +struct count_fractional_digits +{ + static constexpr int value = (Num % Den == 0) ? N : 6; +}; + +constexpr long long pow10(std::uint32_t n) +{ + return n == 0 ? 1 : 10 * pow10(n - 1); +} + +template::is_signed)> +constexpr std::chrono::duration abs( + std::chrono::duration d +) +{ + // We need to compare the duration using the count() method directly + // due to a compiler bug in clang-11 regarding the spaceship operator, + // when -Wzero-as-null-pointer-constant is enabled. + // In clang-12 the bug has been fixed. See + // https://bugs.llvm.org/show_bug.cgi?id=46235 and the reproducible example: + // https://www.godbolt.org/z/Knbb5joYx. + return d.count() >= d.zero().count() ? d : -d; +} + +template::is_signed)> +constexpr std::chrono::duration abs( + std::chrono::duration d +) +{ + return d; +} + +template::value)> +OutputIt format_duration_value(OutputIt out, Rep val, int) +{ + return write(out, val); +} + +template::value)> +OutputIt format_duration_value(OutputIt out, Rep val, int precision) +{ + auto specs = basic_format_specs(); + specs.precision = precision; + specs.type = precision >= 0 ? presentation_type::fixed_lower : presentation_type::general_lower; + return write(out, val, specs); +} + +template +OutputIt copy_unit(string_view unit, OutputIt out, Char) +{ + return std::copy(unit.begin(), unit.end(), out); +} + +template +OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) +{ + // This works when wchar_t is UTF-32 because units only contain characters + // that have the same representation in UTF-16 and UTF-32. + utf8_to_utf16 u(unit); + return std::copy(u.c_str(), u.c_str() + u.size(), out); +} + +template +OutputIt format_duration_unit(OutputIt out) +{ + if (const char* unit = get_units()) + return copy_unit(string_view(unit), out, Char()); + *out++ = '['; + out = write(out, Period::num); + if (const_check(Period::den != 1)) + { + *out++ = '/'; + out = write(out, Period::den); + } + *out++ = ']'; + *out++ = 's'; + return out; +} + +class get_locale +{ +private: + union + { + std::locale locale_; + }; + bool has_locale_ = false; + +public: + get_locale(bool localized, locale_ref loc) : + has_locale_(localized) + { + if (localized) + ::new (&locale_) std::locale(loc.template get()); + } + ~get_locale() + { + if (has_locale_) + locale_.~locale(); + } + operator const std::locale&() const + { + return has_locale_ ? locale_ : get_classic_locale(); + } +}; + +template +struct chrono_formatter +{ + FormatContext& context; + OutputIt out; + int precision; + bool localized = false; + // rep is unsigned to avoid overflow. + using rep = + conditional_t::value && sizeof(Rep) < sizeof(int), unsigned, typename make_unsigned_or_unchanged::type>; + rep val; + using seconds = std::chrono::duration; + seconds s; + using milliseconds = std::chrono::duration; + bool negative; + + using char_type = typename FormatContext::char_type; + using tm_writer_type = tm_writer; + + chrono_formatter(FormatContext& ctx, OutputIt o, std::chrono::duration d) : + context(ctx), + out(o), + val(static_cast(d.count())), + negative(false) + { + if (d.count() < 0) + { + val = 0 - val; + negative = true; + } + + // this may overflow and/or the result may not fit in the + // target type. +#if FMT_SAFE_DURATION_CAST + // might need checked conversion (rep!=Rep) + auto tmpval = std::chrono::duration(val); + s = fmt_safe_duration_cast(tmpval); +#else + s = std::chrono::duration_cast( + std::chrono::duration(val) + ); +#endif + } + + // returns true if nan or inf, writes to out. + bool handle_nan_inf() + { + if (isfinite(val)) + { + return false; + } + if (isnan(val)) + { + write_nan(); + return true; + } + // must be +-inf + if (val > 0) + { + write_pinf(); + } + else + { + write_ninf(); + } + return true; + } + + Rep hour() const + { + return static_cast(mod((s.count() / 3600), 24)); + } + + Rep hour12() const + { + Rep hour = static_cast(mod((s.count() / 3600), 12)); + return hour <= 0 ? 12 : hour; + } + + Rep minute() const + { + return static_cast(mod((s.count() / 60), 60)); + } + Rep second() const + { + return static_cast(mod(s.count(), 60)); + } + + std::tm time() const + { + auto time = std::tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + time.tm_min = to_nonnegative_int(minute(), 60); + time.tm_sec = to_nonnegative_int(second(), 60); + return time; + } + + void write_sign() + { + if (negative) + { + *out++ = '-'; + negative = false; + } + } + + void write(Rep value, int width) + { + write_sign(); + if (isnan(value)) + return write_nan(); + uint32_or_64_or_128_t n = + to_unsigned(to_nonnegative_int(value, max_value())); + int num_digits = detail::count_digits(n); + if (width > num_digits) + out = std::fill_n(out, width - num_digits, '0'); + out = format_decimal(out, n, num_digits).end; + } + + template + void write_fractional_seconds(Duration d) + { + FMT_ASSERT(!std::is_floating_point::value, ""); + constexpr auto num_fractional_digits = + count_fractional_digits::value; + + using subsecond_precision = std::chrono::duration< + typename std::common_type::type, + std::ratio<1, detail::pow10(num_fractional_digits)>>; + if (std::ratio_less::value) + { + *out++ = '.'; + auto fractional = + detail::abs(d) - std::chrono::duration_cast(d); + auto subseconds = + std::chrono::treat_as_floating_point< + typename subsecond_precision::rep>::value ? + fractional.count() : + std::chrono::duration_cast(fractional) + .count(); + uint32_or_64_or_128_t n = + to_unsigned(to_nonnegative_int(subseconds, max_value())); + int num_digits = detail::count_digits(n); + if (num_fractional_digits > num_digits) + out = std::fill_n(out, num_fractional_digits - num_digits, '0'); + out = format_decimal(out, n, num_digits).end; + } + } + + void write_nan() + { + std::copy_n("nan", 3, out); + } + void write_pinf() + { + std::copy_n("inf", 3, out); + } + void write_ninf() + { + std::copy_n("-inf", 4, out); + } + + template + void format_tm(const tm& time, Callback cb, Args... args) + { + if (isnan(val)) + return write_nan(); + get_locale loc(localized, context.locale()); + auto w = tm_writer_type(loc, out, time); + (w.*cb)(args...); + out = w.out(); + } + + void on_text(const char_type* begin, const char_type* end) + { + std::copy(begin, end, out); + } + + // These are not implemented because durations don't have date information. + void on_abbr_weekday() + { + } + void on_full_weekday() + { + } + void on_dec0_weekday(numeric_system) + { + } + void on_dec1_weekday(numeric_system) + { + } + void on_abbr_month() + { + } + void on_full_month() + { + } + void on_datetime(numeric_system) + { + } + void on_loc_date(numeric_system) + { + } + void on_loc_time(numeric_system) + { + } + void on_us_date() + { + } + void on_iso_date() + { + } + void on_utc_offset() + { + } + void on_tz_name() + { + } + void on_year(numeric_system) + { + } + void on_short_year(numeric_system) + { + } + void on_offset_year() + { + } + void on_century(numeric_system) + { + } + void on_iso_week_based_year() + { + } + void on_iso_week_based_short_year() + { + } + void on_dec_month(numeric_system) + { + } + void on_dec0_week_of_year(numeric_system) + { + } + void on_dec1_week_of_year(numeric_system) + { + } + void on_iso_week_of_year(numeric_system) + { + } + void on_day_of_year() + { + } + void on_day_of_month(numeric_system) + { + } + void on_day_of_month_space(numeric_system) + { + } + + void on_24_hour(numeric_system ns) + { + if (handle_nan_inf()) + return; + + if (ns == numeric_system::standard) + return write(hour(), 2); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + format_tm(time, &tm_writer_type::on_24_hour, ns); + } + + void on_12_hour(numeric_system ns) + { + if (handle_nan_inf()) + return; + + if (ns == numeric_system::standard) + return write(hour12(), 2); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour12(), 12); + format_tm(time, &tm_writer_type::on_12_hour, ns); + } + + void on_minute(numeric_system ns) + { + if (handle_nan_inf()) + return; + + if (ns == numeric_system::standard) + return write(minute(), 2); + auto time = tm(); + time.tm_min = to_nonnegative_int(minute(), 60); + format_tm(time, &tm_writer_type::on_minute, ns); + } + + void on_second(numeric_system ns) + { + if (handle_nan_inf()) + return; + + if (ns == numeric_system::standard) + { + if (std::is_floating_point::value) + { + constexpr auto num_fractional_digits = + count_fractional_digits::value; + auto buf = memory_buffer(); + format_to(std::back_inserter(buf), runtime("{:.{}f}"), std::fmod(val * static_cast(Period::num) / static_cast(Period::den), static_cast(60)), num_fractional_digits); + if (negative) + *out++ = '-'; + if (buf.size() < 2 || buf[1] == '.') + *out++ = '0'; + out = std::copy(buf.begin(), buf.end(), out); + } + else + { + write(second(), 2); + write_fractional_seconds(std::chrono::duration(val)); + } + return; + } + auto time = tm(); + time.tm_sec = to_nonnegative_int(second(), 60); + format_tm(time, &tm_writer_type::on_second, ns); + } + + void on_12_hour_time() + { + if (handle_nan_inf()) + return; + format_tm(time(), &tm_writer_type::on_12_hour_time); + } + + void on_24_hour_time() + { + if (handle_nan_inf()) + { + *out++ = ':'; + handle_nan_inf(); + return; + } + + write(hour(), 2); + *out++ = ':'; + write(minute(), 2); + } + + void on_iso_time() + { + on_24_hour_time(); + *out++ = ':'; + if (handle_nan_inf()) + return; + on_second(numeric_system::standard); + } + + void on_am_pm() + { + if (handle_nan_inf()) + return; + format_tm(time(), &tm_writer_type::on_am_pm); + } + + void on_duration_value() + { + if (handle_nan_inf()) + return; + write_sign(); + out = format_duration_value(out, val, precision); + } + + void on_duration_unit() + { + out = format_duration_unit(out); + } +}; + +FMT_END_DETAIL_NAMESPACE + +#if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907 +using weekday = std::chrono::weekday; +#else +// A fallback version of weekday. +class weekday +{ +private: + unsigned char value; + +public: + weekday() = default; + explicit constexpr weekday(unsigned wd) noexcept + : + value(static_cast(wd != 7 ? wd : 0)) + { + } + constexpr unsigned c_encoding() const noexcept + { + return value; + } +}; + +class year_month_day +{ +}; +#endif + +// A rudimentary weekday formatter. +template +struct formatter +{ +private: + bool localized = false; + +public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) + { + auto begin = ctx.begin(), end = ctx.end(); + if (begin != end && *begin == 'L') + { + ++begin; + localized = true; + } + return begin; + } + + template + auto format(weekday wd, FormatContext& ctx) const -> decltype(ctx.out()) + { + auto time = std::tm(); + time.tm_wday = static_cast(wd.c_encoding()); + detail::get_locale loc(localized, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_abbr_weekday(); + return w.out(); + } +}; + +template +struct formatter, Char> +{ +private: + basic_format_specs specs; + int precision = -1; + using arg_ref_type = detail::arg_ref; + arg_ref_type width_ref; + arg_ref_type precision_ref; + bool localized = false; + basic_string_view format_str; + using duration = std::chrono::duration; + + struct spec_handler + { + formatter& f; + basic_format_parse_context& context; + basic_string_view format_str; + + template + FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) + { + context.check_arg_id(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view arg_id) + { + context.check_arg_id(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) + { + return arg_ref_type(context.next_arg_id()); + } + + void on_error(const char* msg) + { + FMT_THROW(format_error(msg)); + } + FMT_CONSTEXPR void on_fill(basic_string_view fill) + { + f.specs.fill = fill; + } + FMT_CONSTEXPR void on_align(align_t align) + { + f.specs.align = align; + } + FMT_CONSTEXPR void on_width(int width) + { + f.specs.width = width; + } + FMT_CONSTEXPR void on_precision(int _precision) + { + f.precision = _precision; + } + FMT_CONSTEXPR void end_precision() + { + } + + template + FMT_CONSTEXPR void on_dynamic_width(Id arg_id) + { + f.width_ref = make_arg_ref(arg_id); + } + + template + FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) + { + f.precision_ref = make_arg_ref(arg_id); + } + }; + + using iterator = typename basic_format_parse_context::iterator; + struct parse_range + { + iterator begin; + iterator end; + }; + + FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context& ctx) + { + auto begin = ctx.begin(), end = ctx.end(); + if (begin == end || *begin == '}') + return {begin, begin}; + spec_handler handler{*this, ctx, format_str}; + begin = detail::parse_align(begin, end, handler); + if (begin == end) + return {begin, begin}; + begin = detail::parse_width(begin, end, handler); + if (begin == end) + return {begin, begin}; + if (*begin == '.') + { + if (std::is_floating_point::value) + begin = detail::parse_precision(begin, end, handler); + else + handler.on_error("precision not allowed for this argument type"); + } + if (begin != end && *begin == 'L') + { + ++begin; + localized = true; + } + end = detail::parse_chrono_format(begin, end, detail::chrono_format_checker()); + return {begin, end}; + } + +public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) + { + auto range = do_parse(ctx); + format_str = basic_string_view( + &*range.begin, detail::to_unsigned(range.end - range.begin) + ); + return range.end; + } + + template + auto format(const duration& d, FormatContext& ctx) const + -> decltype(ctx.out()) + { + auto specs_copy = specs; + auto precision_copy = precision; + auto begin = format_str.begin(), end = format_str.end(); + // As a possible future optimization, we could avoid extra copying if width + // is not specified. + basic_memory_buffer buf; + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec(specs_copy.width, width_ref, ctx); + detail::handle_dynamic_spec(precision_copy, precision_ref, ctx); + if (begin == end || *begin == '}') + { + out = detail::format_duration_value(out, d.count(), precision_copy); + detail::format_duration_unit(out); + } + else + { + detail::chrono_formatter f( + ctx, out, d + ); + f.precision = precision_copy; + f.localized = localized; + detail::parse_chrono_format(begin, end, f); + } + return detail::write( + ctx.out(), basic_string_view(buf.data(), buf.size()), specs_copy + ); + } +}; + +template +struct formatter, Char> : formatter +{ + FMT_CONSTEXPR formatter() + { + basic_string_view default_specs = + detail::string_literal{}; + this->do_parse(default_specs.begin(), default_specs.end()); + } + + template + auto format(std::chrono::time_point val, FormatContext& ctx) const -> decltype(ctx.out()) + { + return formatter::format(localtime(val), ctx); + } +}; + +template +struct formatter +{ +private: + enum class spec + { + unknown, + year_month_day, + hh_mm_ss, + }; + spec spec_ = spec::unknown; + basic_string_view specs; + +protected: + template + FMT_CONSTEXPR auto do_parse(It begin, It end) -> It + { + if (begin != end && *begin == ':') + ++begin; + end = detail::parse_chrono_format(begin, end, detail::tm_format_checker()); + // Replace default spec only if the new spec is not empty. + if (end != begin) + specs = {begin, detail::to_unsigned(end - begin)}; + return end; + } + +public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) + { + auto end = this->do_parse(ctx.begin(), ctx.end()); + // basic_string_view<>::compare isn't constexpr before C++17. + if (specs.size() == 2 && specs[0] == Char('%')) + { + if (specs[1] == Char('F')) + spec_ = spec::year_month_day; + else if (specs[1] == Char('T')) + spec_ = spec::hh_mm_ss; + } + return end; + } + + template + auto format(const std::tm& tm, FormatContext& ctx) const + -> decltype(ctx.out()) + { + const auto loc_ref = ctx.locale(); + detail::get_locale loc(static_cast(loc_ref), loc_ref); + auto w = detail::tm_writer(loc, ctx.out(), tm); + if (spec_ == spec::year_month_day) + w.on_iso_date(); + else if (spec_ == spec::hh_mm_ss) + w.on_iso_time(); + else + detail::parse_chrono_format(specs.begin(), specs.end(), w); + return w.out(); + } +}; + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_CHRONO_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/color.h b/CAPI/spdlog/include/spdlog/fmt/bundled/color.h new file mode 100644 index 0000000..efd17bf --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/color.h @@ -0,0 +1,763 @@ +// Formatting library for C++ - color support +// +// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COLOR_H_ +#define FMT_COLOR_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +enum class color : uint32_t +{ + alice_blue = 0xF0F8FF, // rgb(240,248,255) + antique_white = 0xFAEBD7, // rgb(250,235,215) + aqua = 0x00FFFF, // rgb(0,255,255) + aquamarine = 0x7FFFD4, // rgb(127,255,212) + azure = 0xF0FFFF, // rgb(240,255,255) + beige = 0xF5F5DC, // rgb(245,245,220) + bisque = 0xFFE4C4, // rgb(255,228,196) + black = 0x000000, // rgb(0,0,0) + blanched_almond = 0xFFEBCD, // rgb(255,235,205) + blue = 0x0000FF, // rgb(0,0,255) + blue_violet = 0x8A2BE2, // rgb(138,43,226) + brown = 0xA52A2A, // rgb(165,42,42) + burly_wood = 0xDEB887, // rgb(222,184,135) + cadet_blue = 0x5F9EA0, // rgb(95,158,160) + chartreuse = 0x7FFF00, // rgb(127,255,0) + chocolate = 0xD2691E, // rgb(210,105,30) + coral = 0xFF7F50, // rgb(255,127,80) + cornflower_blue = 0x6495ED, // rgb(100,149,237) + cornsilk = 0xFFF8DC, // rgb(255,248,220) + crimson = 0xDC143C, // rgb(220,20,60) + cyan = 0x00FFFF, // rgb(0,255,255) + dark_blue = 0x00008B, // rgb(0,0,139) + dark_cyan = 0x008B8B, // rgb(0,139,139) + dark_golden_rod = 0xB8860B, // rgb(184,134,11) + dark_gray = 0xA9A9A9, // rgb(169,169,169) + dark_green = 0x006400, // rgb(0,100,0) + dark_khaki = 0xBDB76B, // rgb(189,183,107) + dark_magenta = 0x8B008B, // rgb(139,0,139) + dark_olive_green = 0x556B2F, // rgb(85,107,47) + dark_orange = 0xFF8C00, // rgb(255,140,0) + dark_orchid = 0x9932CC, // rgb(153,50,204) + dark_red = 0x8B0000, // rgb(139,0,0) + dark_salmon = 0xE9967A, // rgb(233,150,122) + dark_sea_green = 0x8FBC8F, // rgb(143,188,143) + dark_slate_blue = 0x483D8B, // rgb(72,61,139) + dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) + dark_turquoise = 0x00CED1, // rgb(0,206,209) + dark_violet = 0x9400D3, // rgb(148,0,211) + deep_pink = 0xFF1493, // rgb(255,20,147) + deep_sky_blue = 0x00BFFF, // rgb(0,191,255) + dim_gray = 0x696969, // rgb(105,105,105) + dodger_blue = 0x1E90FF, // rgb(30,144,255) + fire_brick = 0xB22222, // rgb(178,34,34) + floral_white = 0xFFFAF0, // rgb(255,250,240) + forest_green = 0x228B22, // rgb(34,139,34) + fuchsia = 0xFF00FF, // rgb(255,0,255) + gainsboro = 0xDCDCDC, // rgb(220,220,220) + ghost_white = 0xF8F8FF, // rgb(248,248,255) + gold = 0xFFD700, // rgb(255,215,0) + golden_rod = 0xDAA520, // rgb(218,165,32) + gray = 0x808080, // rgb(128,128,128) + green = 0x008000, // rgb(0,128,0) + green_yellow = 0xADFF2F, // rgb(173,255,47) + honey_dew = 0xF0FFF0, // rgb(240,255,240) + hot_pink = 0xFF69B4, // rgb(255,105,180) + indian_red = 0xCD5C5C, // rgb(205,92,92) + indigo = 0x4B0082, // rgb(75,0,130) + ivory = 0xFFFFF0, // rgb(255,255,240) + khaki = 0xF0E68C, // rgb(240,230,140) + lavender = 0xE6E6FA, // rgb(230,230,250) + lavender_blush = 0xFFF0F5, // rgb(255,240,245) + lawn_green = 0x7CFC00, // rgb(124,252,0) + lemon_chiffon = 0xFFFACD, // rgb(255,250,205) + light_blue = 0xADD8E6, // rgb(173,216,230) + light_coral = 0xF08080, // rgb(240,128,128) + light_cyan = 0xE0FFFF, // rgb(224,255,255) + light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) + light_gray = 0xD3D3D3, // rgb(211,211,211) + light_green = 0x90EE90, // rgb(144,238,144) + light_pink = 0xFFB6C1, // rgb(255,182,193) + light_salmon = 0xFFA07A, // rgb(255,160,122) + light_sea_green = 0x20B2AA, // rgb(32,178,170) + light_sky_blue = 0x87CEFA, // rgb(135,206,250) + light_slate_gray = 0x778899, // rgb(119,136,153) + light_steel_blue = 0xB0C4DE, // rgb(176,196,222) + light_yellow = 0xFFFFE0, // rgb(255,255,224) + lime = 0x00FF00, // rgb(0,255,0) + lime_green = 0x32CD32, // rgb(50,205,50) + linen = 0xFAF0E6, // rgb(250,240,230) + magenta = 0xFF00FF, // rgb(255,0,255) + maroon = 0x800000, // rgb(128,0,0) + medium_aquamarine = 0x66CDAA, // rgb(102,205,170) + medium_blue = 0x0000CD, // rgb(0,0,205) + medium_orchid = 0xBA55D3, // rgb(186,85,211) + medium_purple = 0x9370DB, // rgb(147,112,219) + medium_sea_green = 0x3CB371, // rgb(60,179,113) + medium_slate_blue = 0x7B68EE, // rgb(123,104,238) + medium_spring_green = 0x00FA9A, // rgb(0,250,154) + medium_turquoise = 0x48D1CC, // rgb(72,209,204) + medium_violet_red = 0xC71585, // rgb(199,21,133) + midnight_blue = 0x191970, // rgb(25,25,112) + mint_cream = 0xF5FFFA, // rgb(245,255,250) + misty_rose = 0xFFE4E1, // rgb(255,228,225) + moccasin = 0xFFE4B5, // rgb(255,228,181) + navajo_white = 0xFFDEAD, // rgb(255,222,173) + navy = 0x000080, // rgb(0,0,128) + old_lace = 0xFDF5E6, // rgb(253,245,230) + olive = 0x808000, // rgb(128,128,0) + olive_drab = 0x6B8E23, // rgb(107,142,35) + orange = 0xFFA500, // rgb(255,165,0) + orange_red = 0xFF4500, // rgb(255,69,0) + orchid = 0xDA70D6, // rgb(218,112,214) + pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) + pale_green = 0x98FB98, // rgb(152,251,152) + pale_turquoise = 0xAFEEEE, // rgb(175,238,238) + pale_violet_red = 0xDB7093, // rgb(219,112,147) + papaya_whip = 0xFFEFD5, // rgb(255,239,213) + peach_puff = 0xFFDAB9, // rgb(255,218,185) + peru = 0xCD853F, // rgb(205,133,63) + pink = 0xFFC0CB, // rgb(255,192,203) + plum = 0xDDA0DD, // rgb(221,160,221) + powder_blue = 0xB0E0E6, // rgb(176,224,230) + purple = 0x800080, // rgb(128,0,128) + rebecca_purple = 0x663399, // rgb(102,51,153) + red = 0xFF0000, // rgb(255,0,0) + rosy_brown = 0xBC8F8F, // rgb(188,143,143) + royal_blue = 0x4169E1, // rgb(65,105,225) + saddle_brown = 0x8B4513, // rgb(139,69,19) + salmon = 0xFA8072, // rgb(250,128,114) + sandy_brown = 0xF4A460, // rgb(244,164,96) + sea_green = 0x2E8B57, // rgb(46,139,87) + sea_shell = 0xFFF5EE, // rgb(255,245,238) + sienna = 0xA0522D, // rgb(160,82,45) + silver = 0xC0C0C0, // rgb(192,192,192) + sky_blue = 0x87CEEB, // rgb(135,206,235) + slate_blue = 0x6A5ACD, // rgb(106,90,205) + slate_gray = 0x708090, // rgb(112,128,144) + snow = 0xFFFAFA, // rgb(255,250,250) + spring_green = 0x00FF7F, // rgb(0,255,127) + steel_blue = 0x4682B4, // rgb(70,130,180) + tan = 0xD2B48C, // rgb(210,180,140) + teal = 0x008080, // rgb(0,128,128) + thistle = 0xD8BFD8, // rgb(216,191,216) + tomato = 0xFF6347, // rgb(255,99,71) + turquoise = 0x40E0D0, // rgb(64,224,208) + violet = 0xEE82EE, // rgb(238,130,238) + wheat = 0xF5DEB3, // rgb(245,222,179) + white = 0xFFFFFF, // rgb(255,255,255) + white_smoke = 0xF5F5F5, // rgb(245,245,245) + yellow = 0xFFFF00, // rgb(255,255,0) + yellow_green = 0x9ACD32 // rgb(154,205,50) +}; // enum class color + +enum class terminal_color : uint8_t +{ + black = 30, + red, + green, + yellow, + blue, + magenta, + cyan, + white, + bright_black = 90, + bright_red, + bright_green, + bright_yellow, + bright_blue, + bright_magenta, + bright_cyan, + bright_white +}; + +enum class emphasis : uint8_t +{ + bold = 1, + faint = 1 << 1, + italic = 1 << 2, + underline = 1 << 3, + blink = 1 << 4, + reverse = 1 << 5, + conceal = 1 << 6, + strikethrough = 1 << 7, +}; + +// rgb is a struct for red, green and blue colors. +// Using the name "rgb" makes some editors show the color in a tooltip. +struct rgb +{ + FMT_CONSTEXPR rgb() : + r(0), + g(0), + b(0) + { + } + FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : + r(r_), + g(g_), + b(b_) + { + } + FMT_CONSTEXPR rgb(uint32_t hex) : + r((hex >> 16) & 0xFF), + g((hex >> 8) & 0xFF), + b(hex & 0xFF) + { + } + FMT_CONSTEXPR rgb(color hex) : + r((uint32_t(hex) >> 16) & 0xFF), + g((uint32_t(hex) >> 8) & 0xFF), + b(uint32_t(hex) & 0xFF) + { + } + uint8_t r; + uint8_t g; + uint8_t b; +}; + +FMT_BEGIN_DETAIL_NAMESPACE + +// color is a struct of either a rgb color or a terminal color. +struct color_type +{ + FMT_CONSTEXPR color_type() noexcept : + is_rgb(), + value{} + { + } + FMT_CONSTEXPR color_type(color rgb_color) noexcept : + is_rgb(true), + value{} + { + value.rgb_color = static_cast(rgb_color); + } + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : + is_rgb(true), + value{} + { + value.rgb_color = (static_cast(rgb_color.r) << 16) | + (static_cast(rgb_color.g) << 8) | rgb_color.b; + } + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept + : + is_rgb(), + value{} + { + value.term_color = static_cast(term_color); + } + bool is_rgb; + union color_union + { + uint8_t term_color; + uint32_t rgb_color; + } value; +}; + +FMT_END_DETAIL_NAMESPACE + +/** A text style consisting of foreground and background colors and emphasis. */ +class text_style +{ +public: + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept + : + set_foreground_color(), + set_background_color(), + ems(em) + { + } + + FMT_CONSTEXPR text_style& operator|=(const text_style& rhs) + { + if (!set_foreground_color) + { + set_foreground_color = rhs.set_foreground_color; + foreground_color = rhs.foreground_color; + } + else if (rhs.set_foreground_color) + { + if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; + } + + if (!set_background_color) + { + set_background_color = rhs.set_background_color; + background_color = rhs.background_color; + } + else if (rhs.set_background_color) + { + if (!background_color.is_rgb || !rhs.background_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + background_color.value.rgb_color |= rhs.background_color.value.rgb_color; + } + + ems = static_cast(static_cast(ems) | static_cast(rhs.ems)); + return *this; + } + + friend FMT_CONSTEXPR text_style operator|(text_style lhs, const text_style& rhs) + { + return lhs |= rhs; + } + + FMT_CONSTEXPR bool has_foreground() const noexcept + { + return set_foreground_color; + } + FMT_CONSTEXPR bool has_background() const noexcept + { + return set_background_color; + } + FMT_CONSTEXPR bool has_emphasis() const noexcept + { + return static_cast(ems) != 0; + } + FMT_CONSTEXPR detail::color_type get_foreground() const noexcept + { + FMT_ASSERT(has_foreground(), "no foreground specified for this style"); + return foreground_color; + } + FMT_CONSTEXPR detail::color_type get_background() const noexcept + { + FMT_ASSERT(has_background(), "no background specified for this style"); + return background_color; + } + FMT_CONSTEXPR emphasis get_emphasis() const noexcept + { + FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); + return ems; + } + +private: + FMT_CONSTEXPR text_style(bool is_foreground, detail::color_type text_color) noexcept + : + set_foreground_color(), + set_background_color(), + ems() + { + if (is_foreground) + { + foreground_color = text_color; + set_foreground_color = true; + } + else + { + background_color = text_color; + set_background_color = true; + } + } + + friend FMT_CONSTEXPR text_style fg(detail::color_type foreground) noexcept; + + friend FMT_CONSTEXPR text_style bg(detail::color_type background) noexcept; + + detail::color_type foreground_color; + detail::color_type background_color; + bool set_foreground_color; + bool set_background_color; + emphasis ems; +}; + +/** Creates a text style from the foreground (text) color. */ +FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) noexcept +{ + return text_style(true, foreground); +} + +/** Creates a text style from the background color. */ +FMT_CONSTEXPR inline text_style bg(detail::color_type background) noexcept +{ + return text_style(false, background); +} + +FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept +{ + return text_style(lhs) | rhs; +} + +FMT_BEGIN_DETAIL_NAMESPACE + +template +struct ansi_color_escape +{ + FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, const char* esc) noexcept + { + // If we have a terminal color, we need to output another escape code + // sequence. + if (!text_color.is_rgb) + { + bool is_background = esc == string_view("\x1b[48;2;"); + uint32_t value = text_color.value.term_color; + // Background ASCII codes are the same as the foreground ones but with + // 10 more. + if (is_background) + value += 10u; + + size_t index = 0; + buffer[index++] = static_cast('\x1b'); + buffer[index++] = static_cast('['); + + if (value >= 100u) + { + buffer[index++] = static_cast('1'); + value %= 100u; + } + buffer[index++] = static_cast('0' + value / 10u); + buffer[index++] = static_cast('0' + value % 10u); + + buffer[index++] = static_cast('m'); + buffer[index++] = static_cast('\0'); + return; + } + + for (int i = 0; i < 7; i++) + { + buffer[i] = static_cast(esc[i]); + } + rgb color(text_color.value.rgb_color); + to_esc(color.r, buffer + 7, ';'); + to_esc(color.g, buffer + 11, ';'); + to_esc(color.b, buffer + 15, 'm'); + buffer[19] = static_cast(0); + } + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept + { + uint8_t em_codes[num_emphases] = {}; + if (has_emphasis(em, emphasis::bold)) + em_codes[0] = 1; + if (has_emphasis(em, emphasis::faint)) + em_codes[1] = 2; + if (has_emphasis(em, emphasis::italic)) + em_codes[2] = 3; + if (has_emphasis(em, emphasis::underline)) + em_codes[3] = 4; + if (has_emphasis(em, emphasis::blink)) + em_codes[4] = 5; + if (has_emphasis(em, emphasis::reverse)) + em_codes[5] = 7; + if (has_emphasis(em, emphasis::conceal)) + em_codes[6] = 8; + if (has_emphasis(em, emphasis::strikethrough)) + em_codes[7] = 9; + + size_t index = 0; + for (size_t i = 0; i < num_emphases; ++i) + { + if (!em_codes[i]) + continue; + buffer[index++] = static_cast('\x1b'); + buffer[index++] = static_cast('['); + buffer[index++] = static_cast('0' + em_codes[i]); + buffer[index++] = static_cast('m'); + } + buffer[index++] = static_cast(0); + } + FMT_CONSTEXPR operator const Char*() const noexcept + { + return buffer; + } + + FMT_CONSTEXPR const Char* begin() const noexcept + { + return buffer; + } + FMT_CONSTEXPR_CHAR_TRAITS const Char* end() const noexcept + { + return buffer + std::char_traits::length(buffer); + } + +private: + static constexpr size_t num_emphases = 8; + Char buffer[7u + 3u * num_emphases + 1u]; + + static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, char delimiter) noexcept + { + out[0] = static_cast('0' + c / 100); + out[1] = static_cast('0' + c / 10 % 10); + out[2] = static_cast('0' + c % 10); + out[3] = static_cast(delimiter); + } + static FMT_CONSTEXPR bool has_emphasis(emphasis em, emphasis mask) noexcept + { + return static_cast(em) & static_cast(mask); + } +}; + +template +FMT_CONSTEXPR ansi_color_escape make_foreground_color( + detail::color_type foreground +) noexcept +{ + return ansi_color_escape(foreground, "\x1b[38;2;"); +} + +template +FMT_CONSTEXPR ansi_color_escape make_background_color( + detail::color_type background +) noexcept +{ + return ansi_color_escape(background, "\x1b[48;2;"); +} + +template +FMT_CONSTEXPR ansi_color_escape make_emphasis(emphasis em) noexcept +{ + return ansi_color_escape(em); +} + +template +inline void fputs(const Char* chars, FILE* stream) +{ + int result = std::fputs(chars, stream); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +template<> +inline void fputs(const wchar_t* chars, FILE* stream) +{ + int result = std::fputws(chars, stream); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +template +inline void reset_color(FILE* stream) +{ + fputs("\x1b[0m", stream); +} + +template<> +inline void reset_color(FILE* stream) +{ + fputs(L"\x1b[0m", stream); +} + +template +inline void reset_color(buffer& buffer) +{ + auto reset_color = string_view("\x1b[0m"); + buffer.append(reset_color.begin(), reset_color.end()); +} + +template +struct styled_arg +{ + const T& value; + text_style style; +}; + +template +void vformat_to(buffer& buf, const text_style& ts, basic_string_view format_str, basic_format_args>> args) +{ + bool has_style = false; + if (ts.has_emphasis()) + { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + buf.append(emphasis.begin(), emphasis.end()); + } + if (ts.has_foreground()) + { + has_style = true; + auto foreground = detail::make_foreground_color(ts.get_foreground()); + buf.append(foreground.begin(), foreground.end()); + } + if (ts.has_background()) + { + has_style = true; + auto background = detail::make_background_color(ts.get_background()); + buf.append(background.begin(), background.end()); + } + detail::vformat_to(buf, format_str, args, {}); + if (has_style) + detail::reset_color(buf); +} + +FMT_END_DETAIL_NAMESPACE + +template> +void vprint(std::FILE* f, const text_style& ts, const S& format, basic_format_args>> args) +{ + basic_memory_buffer buf; + detail::vformat_to(buf, ts, detail::to_string_view(format), args); + if (detail::is_utf8()) + { + detail::print(f, basic_string_view(buf.begin(), buf.size())); + } + else + { + buf.push_back(Char(0)); + detail::fputs(buf.data(), f); + } +} + +/** + \rst + Formats a string and prints it to the specified file stream using ANSI + escape sequences to specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template::value)> +void print(std::FILE* f, const text_style& ts, const S& format_str, const Args&... args) +{ + vprint(f, ts, format_str, fmt::make_format_args>>(args...)); +} + +/** + \rst + Formats a string and prints it to stdout using ANSI escape sequences to + specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template::value)> +void print(const text_style& ts, const S& format_str, const Args&... args) +{ + return print(stdout, ts, format_str, args...); +} + +template> +inline std::basic_string vformat( + const text_style& ts, const S& format_str, basic_format_args>> args +) +{ + basic_memory_buffer buf; + detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); + return fmt::to_string(buf); +} + +/** + \rst + Formats arguments and returns the result as a string using ANSI + escape sequences to specify text formatting. + + **Example**:: + + #include + std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), + "The answer is {}", 42); + \endrst +*/ +template> +inline std::basic_string format(const text_style& ts, const S& format_str, const Args&... args) +{ + return fmt::vformat(ts, detail::to_string_view(format_str), fmt::make_format_args>(args...)); +} + +/** + Formats a string with the given text_style and writes the output to ``out``. + */ +template::value)> +OutputIt vformat_to( + OutputIt out, const text_style& ts, basic_string_view format_str, basic_format_args>> args +) +{ + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, ts, format_str, args); + return detail::get_iterator(buf); +} + +/** + \rst + Formats arguments with the given text_style, writes the result to the output + iterator ``out`` and returns the iterator past the end of the output range. + + **Example**:: + + std::vector out; + fmt::format_to(std::back_inserter(out), + fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); + \endrst +*/ +template>::value&& detail::is_string::value> +inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, Args&&... args) -> + typename std::enable_if::type +{ + return vformat_to(out, ts, detail::to_string_view(format_str), fmt::make_format_args>>(args...)); +} + +template +struct formatter, Char> : formatter +{ + template + auto format(const detail::styled_arg& arg, FormatContext& ctx) const + -> decltype(ctx.out()) + { + const auto& ts = arg.style; + const auto& value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if (ts.has_emphasis()) + { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if (ts.has_foreground()) + { + has_style = true; + auto foreground = + detail::make_foreground_color(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if (ts.has_background()) + { + has_style = true; + auto background = + detail::make_background_color(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter::format(value, ctx); + if (has_style) + { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; + } +}; + +/** + \rst + Returns an argument that will be formatted using ANSI escape sequences, + to be used in a formatting function. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", + fmt::styled(1.23, fmt::fg(fmt::color::green) | + fmt::bg(fmt::color::blue))); + \endrst + */ +template +FMT_CONSTEXPR auto styled(const T& value, text_style ts) + -> detail::styled_arg> +{ + return detail::styled_arg>{value, ts}; +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_COLOR_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/compile.h b/CAPI/spdlog/include/spdlog/fmt/bundled/compile.h new file mode 100644 index 0000000..67f8e46 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/compile.h @@ -0,0 +1,763 @@ +// Formatting library for C++ - experimental format string compilation +// +// Copyright (c) 2012 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COMPILE_H_ +#define FMT_COMPILE_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail +{ + + template + FMT_CONSTEXPR inline counting_iterator copy_str(InputIt begin, InputIt end, counting_iterator it) + { + return it + (end - begin); + } + + template + class truncating_iterator_base + { + protected: + OutputIt out_; + size_t limit_; + size_t count_ = 0; + + truncating_iterator_base() : + out_(), + limit_(0) + { + } + + truncating_iterator_base(OutputIt out, size_t limit) : + out_(out), + limit_(limit) + { + } + + public: + using iterator_category = std::output_iterator_tag; + using value_type = typename std::iterator_traits::value_type; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(truncating_iterator_base); + + OutputIt base() const + { + return out_; + } + size_t count() const + { + return count_; + } + }; + + // An output iterator that truncates the output and counts the number of objects + // written to it. + template::value_type>::type> + class truncating_iterator; + + template + class truncating_iterator : public truncating_iterator_base + { + mutable typename truncating_iterator_base::value_type blackhole_; + + public: + using value_type = typename truncating_iterator_base::value_type; + + truncating_iterator() = default; + + truncating_iterator(OutputIt out, size_t limit) : + truncating_iterator_base(out, limit) + { + } + + truncating_iterator& operator++() + { + if (this->count_++ < this->limit_) + ++this->out_; + return *this; + } + + truncating_iterator operator++(int) + { + auto it = *this; + ++*this; + return it; + } + + value_type& operator*() const + { + return this->count_ < this->limit_ ? *this->out_ : blackhole_; + } + }; + + template + class truncating_iterator : public truncating_iterator_base + { + public: + truncating_iterator() = default; + + truncating_iterator(OutputIt out, size_t limit) : + truncating_iterator_base(out, limit) + { + } + + template + truncating_iterator& operator=(T val) + { + if (this->count_++ < this->limit_) + *this->out_++ = val; + return *this; + } + + truncating_iterator& operator++() + { + return *this; + } + truncating_iterator& operator++(int) + { + return *this; + } + truncating_iterator& operator*() + { + return *this; + } + }; + + // A compile-time string which is compiled into fast formatting code. + class compiled_string + { + }; + + template + struct is_compiled_string : std::is_base_of + { + }; + +/** + \rst + Converts a string literal *s* into a format string that will be parsed at + compile time and converted into efficient formatting code. Requires C++17 + ``constexpr if`` compiler support. + + **Example**:: + + // Converts 42 into std::string using the most efficient method and no + // runtime format string processing. + std::string s = fmt::format(FMT_COMPILE("{}"), 42); + \endrst + */ +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +#define FMT_COMPILE(s) \ + FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) +#else +#define FMT_COMPILE(s) FMT_STRING(s) +#endif + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + template Str> + struct udl_compiled_string : compiled_string + { + using char_type = Char; + explicit constexpr operator basic_string_view() const + { + return {Str.data, N - 1}; + } + }; +#endif + + template + const T& first(const T& value, const Tail&...) + { + return value; + } + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) + template + struct type_list + { + }; + + // Returns a reference to the argument at index N from [first, rest...]. + template + constexpr const auto& get([[maybe_unused]] const T& first, [[maybe_unused]] const Args&... rest) + { + static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); + if constexpr (N == 0) + return first; + else + return detail::get(rest...); + } + + template + constexpr int get_arg_index_by_name(basic_string_view name, type_list) + { + return get_arg_index_by_name(name); + } + + template + struct get_type_impl; + + template + struct get_type_impl> + { + using type = + remove_cvref_t(std::declval()...))>; + }; + + template + using get_type = typename get_type_impl::type; + + template + struct is_compiled_format : std::false_type + { + }; + + template + struct text + { + basic_string_view data; + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&...) const + { + return write(out, data); + } + }; + + template + struct is_compiled_format> : std::true_type + { + }; + + template + constexpr text make_text(basic_string_view s, size_t pos, size_t size) + { + return {{&s[pos], size}}; + } + + template + struct code_unit + { + Char value; + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&...) const + { + return write(out, value); + } + }; + + // This ensures that the argument type is convertible to `const T&`. + template + constexpr const T& get_arg_checked(const Args&... args) + { + const auto& arg = detail::get(args...); + if constexpr (detail::is_named_arg>()) + { + return arg.value; + } + else + { + return arg; + } + } + + template + struct is_compiled_format> : std::true_type + { + }; + + // A replacement field that refers to argument N. + template + struct field + { + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const + { + return write(out, get_arg_checked(args...)); + } + }; + + template + struct is_compiled_format> : std::true_type + { + }; + + // A replacement field that refers to argument with name. + template + struct runtime_named_field + { + using char_type = Char; + basic_string_view name; + + template + constexpr static bool try_format_argument( + OutputIt& out, + // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 + [[maybe_unused]] basic_string_view arg_name, + const T& arg + ) + { + if constexpr (is_named_arg::type>::value) + { + if (arg_name == arg.name) + { + out = write(out, arg.value); + return true; + } + } + return false; + } + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const + { + bool found = (try_format_argument(out, name, args) || ...); + if (!found) + { + FMT_THROW(format_error("argument with specified name is not found")); + } + return out; + } + }; + + template + struct is_compiled_format> : std::true_type + { + }; + + // A replacement field that refers to argument N and has format specifiers. + template + struct spec_field + { + using char_type = Char; + formatter fmt; + + template + constexpr FMT_INLINE OutputIt format(OutputIt out, const Args&... args) const + { + const auto& vargs = + fmt::make_format_args>(args...); + basic_format_context ctx(out, vargs); + return fmt.format(get_arg_checked(args...), ctx); + } + }; + + template + struct is_compiled_format> : std::true_type + { + }; + + template + struct concat + { + L lhs; + R rhs; + using char_type = typename L::char_type; + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const + { + out = lhs.format(out, args...); + return rhs.format(out, args...); + } + }; + + template + struct is_compiled_format> : std::true_type + { + }; + + template + constexpr concat make_concat(L lhs, R rhs) + { + return {lhs, rhs}; + } + + struct unknown_format + { + }; + + template + constexpr size_t parse_text(basic_string_view str, size_t pos) + { + for (size_t size = str.size(); pos != size; ++pos) + { + if (str[pos] == '{' || str[pos] == '}') + break; + } + return pos; + } + + template + constexpr auto compile_format_string(S format_str); + + template + constexpr auto parse_tail(T head, S format_str) + { + if constexpr (POS != basic_string_view(format_str).size()) + { + constexpr auto tail = compile_format_string(format_str); + if constexpr (std::is_same, unknown_format>()) + return tail; + else + return make_concat(head, tail); + } + else + { + return head; + } + } + + template + struct parse_specs_result + { + formatter fmt; + size_t end; + int next_arg_id; + }; + + constexpr int manual_indexing_id = -1; + + template + constexpr parse_specs_result parse_specs(basic_string_view str, size_t pos, int next_arg_id) + { + str.remove_prefix(pos); + auto ctx = compile_parse_context(str, max_value(), nullptr, {}, next_arg_id); + auto f = formatter(); + auto end = f.parse(ctx); + return {f, pos + fmt::detail::to_unsigned(end - str.data()), next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; + } + + template + struct arg_id_handler + { + arg_ref arg_id; + + constexpr int operator()() + { + FMT_ASSERT(false, "handler cannot be used with automatic indexing"); + return 0; + } + constexpr int operator()(int id) + { + arg_id = arg_ref(id); + return 0; + } + constexpr int operator()(basic_string_view id) + { + arg_id = arg_ref(id); + return 0; + } + + constexpr void on_error(const char* message) + { + FMT_THROW(format_error(message)); + } + }; + + template + struct parse_arg_id_result + { + arg_ref arg_id; + const Char* arg_id_end; + }; + + template + constexpr auto parse_arg_id(const Char* begin, const Char* end) + { + auto handler = arg_id_handler{arg_ref{}}; + auto arg_id_end = parse_arg_id(begin, end, handler); + return parse_arg_id_result{handler.arg_id, arg_id_end}; + } + + template + struct field_type + { + using type = remove_cvref_t; + }; + + template + struct field_type::value>> + { + using type = remove_cvref_t; + }; + + template + constexpr auto parse_replacement_field_then_tail(S format_str) + { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view(format_str); + constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); + if constexpr (c == '}') + { + return parse_tail( + field::type, ARG_INDEX>(), + format_str + ); + } + else if constexpr (c != ':') + { + FMT_THROW(format_error("expected ':'")); + } + else + { + constexpr auto result = parse_specs::type>( + str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID + ); + if constexpr (result.end >= str.size() || str[result.end] != '}') + { + FMT_THROW(format_error("expected '}'")); + return 0; + } + else + { + return parse_tail( + spec_field::type, ARG_INDEX>{ + result.fmt}, + format_str + ); + } + } + } + + // Compiles a non-empty format string and returns the compiled representation + // or unknown_format() on unrecognized input. + template + constexpr auto compile_format_string(S format_str) + { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view(format_str); + if constexpr (str[POS] == '{') + { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '{' in format string")); + if constexpr (str[POS + 1] == '{') + { + return parse_tail(make_text(str, POS, 1), format_str); + } + else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') + { + static_assert(ID != manual_indexing_id, "cannot switch from manual to automatic argument indexing"); + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail, Args, POS + 1, ID, next_id>( + format_str + ); + } + else + { + constexpr auto arg_id_result = + parse_arg_id(str.data() + POS + 1, str.data() + str.size()); + constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); + constexpr char_type c = + arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); + static_assert(c == '}' || c == ':', "missing '}' in format string"); + if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) + { + static_assert( + ID == manual_indexing_id || ID == 0, + "cannot switch from automatic to manual argument indexing" + ); + constexpr auto arg_index = arg_id_result.arg_id.val.index; + return parse_replacement_field_then_tail, Args, arg_id_end_pos, arg_index, manual_indexing_id>( + format_str + ); + } + else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) + { + constexpr auto arg_index = + get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); + if constexpr (arg_index != invalid_arg_index) + { + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail< + decltype(get_type::value), + Args, + arg_id_end_pos, + arg_index, + next_id>(format_str); + } + else + { + if constexpr (c == '}') + { + return parse_tail( + runtime_named_field{arg_id_result.arg_id.val.name}, + format_str + ); + } + else if constexpr (c == ':') + { + return unknown_format(); // no type info for specs parsing + } + } + } + } + } + else if constexpr (str[POS] == '}') + { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '}' in format string")); + return parse_tail(make_text(str, POS, 1), format_str); + } + else + { + constexpr auto end = parse_text(str, POS + 1); + if constexpr (end - POS > 1) + { + return parse_tail(make_text(str, POS, end - POS), format_str); + } + else + { + return parse_tail(code_unit{str[POS]}, format_str); + } + } + } + + template::value)> + constexpr auto compile(S format_str) + { + constexpr auto str = basic_string_view(format_str); + if constexpr (str.size() == 0) + { + return detail::make_text(str, 0, 0); + } + else + { + constexpr auto result = + detail::compile_format_string, 0, 0>( + format_str + ); + return result; + } + } +#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +} // namespace detail + +FMT_MODULE_EXPORT_BEGIN + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) + +template::value)> +FMT_INLINE std::basic_string format(const CompiledFormat& cf, const Args&... args) +{ + auto s = std::basic_string(); + cf.format(std::back_inserter(s), args...); + return s; +} + +template::value)> +constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat& cf, const Args&... args) +{ + return cf.format(out, args...); +} + +template::value)> +FMT_INLINE std::basic_string format(const S&, Args&&... args) +{ + if constexpr (std::is_same::value) + { + constexpr auto str = basic_string_view(S()); + if constexpr (str.size() == 2 && str[0] == '{' && str[1] == '}') + { + const auto& first = detail::first(args...); + if constexpr (detail::is_named_arg< + remove_cvref_t>::value) + { + return fmt::to_string(first.value); + } + else + { + return fmt::to_string(first); + } + } + } + constexpr auto compiled = detail::compile(S()); + if constexpr (std::is_same, detail::unknown_format>()) + { + return fmt::format( + static_cast>(S()), + std::forward(args)... + ); + } + else + { + return fmt::format(compiled, std::forward(args)...); + } +} + +template::value)> +FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) +{ + constexpr auto compiled = detail::compile(S()); + if constexpr (std::is_same, detail::unknown_format>()) + { + return fmt::format_to( + out, static_cast>(S()), std::forward(args)... + ); + } + else + { + return fmt::format_to(out, compiled, std::forward(args)...); + } +} +#endif + +template::value)> +format_to_n_result format_to_n(OutputIt out, size_t n, const S& format_str, Args&&... args) +{ + auto it = fmt::format_to(detail::truncating_iterator(out, n), format_str, std::forward(args)...); + return {it.base(), it.count()}; +} + +template::value)> +FMT_CONSTEXPR20 size_t formatted_size(const S& format_str, const Args&... args) +{ + return fmt::format_to(detail::counting_iterator(), format_str, args...) + .count(); +} + +template::value)> +void print(std::FILE* f, const S& format_str, const Args&... args) +{ + memory_buffer buffer; + fmt::format_to(std::back_inserter(buffer), format_str, args...); + detail::print(f, {buffer.data(), buffer.size()}); +} + +template::value)> +void print(const S& format_str, const Args&... args) +{ + print(stdout, format_str, args...); +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +inline namespace literals +{ + template + constexpr auto operator""_cf() + { + using char_t = remove_cvref_t; + return detail::udl_compiled_string(); + } +} // namespace literals +#endif + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_COMPILE_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/core.h b/CAPI/spdlog/include/spdlog/fmt/bundled/core.h new file mode 100644 index 0000000..cea52b3 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/core.h @@ -0,0 +1,4170 @@ +// Formatting library for C++ - the core API for char/UTF-8 +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CORE_H_ +#define FMT_CORE_H_ + +#include // std::byte +#include // std::FILE +#include // std::strlen +#include +#include +#include +#include + +// The fmt library version in the form major * 10000 + minor * 100 + patch. +#define FMT_VERSION 90100 + +#if defined(__clang__) && !defined(__ibmxl__) +#define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#else +#define FMT_CLANG_VERSION 0 +#endif + +#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && \ + !defined(__NVCOMPILER) +#define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#else +#define FMT_GCC_VERSION 0 +#endif + +#ifndef FMT_GCC_PRAGMA +// Workaround _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884. +#if FMT_GCC_VERSION >= 504 +#define FMT_GCC_PRAGMA(arg) _Pragma(arg) +#else +#define FMT_GCC_PRAGMA(arg) +#endif +#endif + +#ifdef __ICL +#define FMT_ICC_VERSION __ICL +#elif defined(__INTEL_COMPILER) +#define FMT_ICC_VERSION __INTEL_COMPILER +#else +#define FMT_ICC_VERSION 0 +#endif + +#ifdef _MSC_VER +#define FMT_MSC_VERSION _MSC_VER +#define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) +#else +#define FMT_MSC_VERSION 0 +#define FMT_MSC_WARNING(...) +#endif + +#ifdef _MSVC_LANG +#define FMT_CPLUSPLUS _MSVC_LANG +#else +#define FMT_CPLUSPLUS __cplusplus +#endif + +#ifdef __has_feature +#define FMT_HAS_FEATURE(x) __has_feature(x) +#else +#define FMT_HAS_FEATURE(x) 0 +#endif + +#if (defined(__has_include) || FMT_ICC_VERSION >= 1600 || FMT_MSC_VERSION > 1900) && \ + !defined(__INTELLISENSE__) +#define FMT_HAS_INCLUDE(x) __has_include(x) +#else +#define FMT_HAS_INCLUDE(x) 0 +#endif + +#ifdef __has_cpp_attribute +#define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#else +#define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#endif + +#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +// Check if relaxed C++14 constexpr is supported. +// GCC doesn't allow throw in constexpr until version 6 (bug 67371). +#ifndef FMT_USE_CONSTEXPR +#if (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ + !FMT_ICC_VERSION && !defined(__NVCC__) +#define FMT_USE_CONSTEXPR 1 +#else +#define FMT_USE_CONSTEXPR 0 +#endif +#endif +#if FMT_USE_CONSTEXPR +#define FMT_CONSTEXPR constexpr +#else +#define FMT_CONSTEXPR +#endif + +#if ((FMT_CPLUSPLUS >= 202002L) && (!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE > 9)) || \ + (FMT_CPLUSPLUS >= 201709L && FMT_GCC_VERSION >= 1002) +#define FMT_CONSTEXPR20 constexpr +#else +#define FMT_CONSTEXPR20 +#endif + +// Check if constexpr std::char_traits<>::{compare,length} are supported. +#if defined(__GLIBCXX__) +#if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. +#define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#endif +#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && \ + _LIBCPP_VERSION >= 4000 +#define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#elif FMT_MSC_VERSION >= 1914 && FMT_CPLUSPLUS >= 201703L +#define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#endif +#ifndef FMT_CONSTEXPR_CHAR_TRAITS +#define FMT_CONSTEXPR_CHAR_TRAITS +#endif + +// Check if exceptions are disabled. +#ifndef FMT_EXCEPTIONS +#if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ + (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) +#define FMT_EXCEPTIONS 0 +#else +#define FMT_EXCEPTIONS 1 +#endif +#endif + +#ifndef FMT_DEPRECATED +#if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 +#define FMT_DEPRECATED [[deprecated]] +#else +#if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) +#define FMT_DEPRECATED __attribute__((deprecated)) +#elif FMT_MSC_VERSION +#define FMT_DEPRECATED __declspec(deprecated) +#else +#define FMT_DEPRECATED /* deprecated */ +#endif +#endif +#endif + +// [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code +// warnings. +#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && \ + !defined(__NVCC__) +#define FMT_NORETURN [[noreturn]] +#else +#define FMT_NORETURN +#endif + +#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) +#define FMT_FALLTHROUGH [[fallthrough]] +#elif defined(__clang__) +#define FMT_FALLTHROUGH [[clang::fallthrough]] +#elif FMT_GCC_VERSION >= 700 && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) +#define FMT_FALLTHROUGH [[gnu::fallthrough]] +#else +#define FMT_FALLTHROUGH +#endif + +#ifndef FMT_NODISCARD +#if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) +#define FMT_NODISCARD [[nodiscard]] +#else +#define FMT_NODISCARD +#endif +#endif + +#ifndef FMT_USE_FLOAT +#define FMT_USE_FLOAT 1 +#endif +#ifndef FMT_USE_DOUBLE +#define FMT_USE_DOUBLE 1 +#endif +#ifndef FMT_USE_LONG_DOUBLE +#define FMT_USE_LONG_DOUBLE 1 +#endif + +#ifndef FMT_INLINE +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +#define FMT_INLINE inline __attribute__((always_inline)) +#else +#define FMT_INLINE inline +#endif +#endif + +// An inline std::forward replacement. +#define FMT_FORWARD(...) static_cast(__VA_ARGS__) + +#ifdef _MSC_VER +#define FMT_UNCHECKED_ITERATOR(It) \ + using _Unchecked_type = It // Mark iterator as checked. +#else +#define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It +#endif + +#ifndef FMT_BEGIN_NAMESPACE +#define FMT_BEGIN_NAMESPACE \ + namespace fmt \ + { \ + inline namespace v9 \ + { +#define FMT_END_NAMESPACE \ + } \ + } +#endif + +#ifndef FMT_MODULE_EXPORT +#define FMT_MODULE_EXPORT +#define FMT_MODULE_EXPORT_BEGIN +#define FMT_MODULE_EXPORT_END +#define FMT_BEGIN_DETAIL_NAMESPACE \ + namespace detail \ + { +#define FMT_END_DETAIL_NAMESPACE } +#endif + +#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) +#define FMT_CLASS_API FMT_MSC_WARNING(suppress : 4275) +#ifdef FMT_EXPORT +#define FMT_API __declspec(dllexport) +#elif defined(FMT_SHARED) +#define FMT_API __declspec(dllimport) +#endif +#else +#define FMT_CLASS_API +#if defined(FMT_EXPORT) || defined(FMT_SHARED) +#if defined(__GNUC__) || defined(__clang__) +#define FMT_API __attribute__((visibility("default"))) +#endif +#endif +#endif +#ifndef FMT_API +#define FMT_API +#endif + +// libc++ supports string_view in pre-c++17. +#if FMT_HAS_INCLUDE() && \ + (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) +#include +#define FMT_USE_STRING_VIEW +#elif FMT_HAS_INCLUDE("experimental/string_view") && FMT_CPLUSPLUS >= 201402L +#include +#define FMT_USE_EXPERIMENTAL_STRING_VIEW +#endif + +#ifndef FMT_UNICODE +#define FMT_UNICODE !FMT_MSC_VERSION +#endif + +#ifndef FMT_CONSTEVAL +#if ((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && FMT_CPLUSPLUS >= 202002L && !defined(__apple_build_version__)) || \ + (defined(__cpp_consteval) && \ + (!FMT_MSC_VERSION || _MSC_FULL_VER >= 193030704)) +// consteval is broken in MSVC before VS2022 and Apple clang 13. +#define FMT_CONSTEVAL consteval +#define FMT_HAS_CONSTEVAL +#else +#define FMT_CONSTEVAL +#endif +#endif + +#ifndef FMT_USE_NONTYPE_TEMPLATE_ARGS +#if defined(__cpp_nontype_template_args) && \ + ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || \ + __cpp_nontype_template_args >= 201911L) && \ + !defined(__NVCOMPILER) +#define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +#else +#define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +#endif +#endif + +// Enable minimal optimizations for more compact code in debug mode. +FMT_GCC_PRAGMA("GCC push_options") +#if !defined(__OPTIMIZE__) && !defined(__NVCOMPILER) +FMT_GCC_PRAGMA("GCC optimize(\"Og\")") +#endif + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +// Implementations of enable_if_t and other metafunctions for older systems. +template +using enable_if_t = typename std::enable_if::type; +template +using conditional_t = typename std::conditional::type; +template +using bool_constant = std::integral_constant; +template +using remove_reference_t = typename std::remove_reference::type; +template +using remove_const_t = typename std::remove_const::type; +template +using remove_cvref_t = typename std::remove_cv>::type; +template +struct type_identity +{ + using type = T; +}; +template +using type_identity_t = typename type_identity::type; +template +using underlying_t = typename std::underlying_type::type; + +template +struct disjunction : std::false_type +{ +}; +template +struct disjunction

: P +{ +}; +template +struct disjunction : conditional_t> +{ +}; + +template +struct conjunction : std::true_type +{ +}; +template +struct conjunction

: P +{ +}; +template +struct conjunction : conditional_t, P1> +{ +}; + +struct monostate +{ + constexpr monostate() + { + } +}; + +// An enable_if helper to be used in template parameters which results in much +// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed +// to workaround a bug in MSVC 2019 (see #1140 and #1186). +#ifdef FMT_DOC +#define FMT_ENABLE_IF(...) +#else +#define FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 +#endif + +FMT_BEGIN_DETAIL_NAMESPACE + +// Suppresses "unused variable" warnings with the method described in +// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. +// (void)var does not work on many Intel compilers. +template +FMT_CONSTEXPR void ignore_unused(const T&...) +{ +} + +constexpr FMT_INLINE auto is_constant_evaluated( + bool default_value = false +) noexcept -> bool +{ +#ifdef __cpp_lib_is_constant_evaluated + ignore_unused(default_value); + return std::is_constant_evaluated(); +#else + return default_value; +#endif +} + +// Suppresses "conditional expression is constant" warnings. +template +constexpr FMT_INLINE auto const_check(T value) -> T +{ + return value; +} + +FMT_NORETURN FMT_API void assert_fail(const char* file, int line, const char* message); + +#ifndef FMT_ASSERT +#ifdef NDEBUG +// FMT_ASSERT is not empty to avoid -Wempty-body. +#define FMT_ASSERT(condition, message) \ + ::fmt::detail::ignore_unused((condition), (message)) +#else +#define FMT_ASSERT(condition, message) \ + ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ + ? \ + (void)0 : \ + ::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) +#endif +#endif + +#if defined(FMT_USE_STRING_VIEW) +template +using std_string_view = std::basic_string_view; +#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) +template +using std_string_view = std::experimental::basic_string_view; +#else +template +struct std_string_view +{ +}; +#endif + +#ifdef FMT_USE_INT128 +// Do nothing. +#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && \ + !(FMT_CLANG_VERSION && FMT_MSC_VERSION) +#define FMT_USE_INT128 1 +using int128_opt = __int128_t; // An optional native 128-bit integer. +using uint128_opt = __uint128_t; +template +inline auto convert_for_visit(T value) -> T +{ + return value; +} +#else +#define FMT_USE_INT128 0 +#endif +#if !FMT_USE_INT128 +enum class int128_opt +{ +}; +enum class uint128_opt +{ +}; +// Reduce template instantiations. +template +auto convert_for_visit(T) -> monostate +{ + return {}; +} +#endif + +// Casts a nonnegative integer to unsigned. +template +FMT_CONSTEXPR auto to_unsigned(Int value) -> + typename std::make_unsigned::type +{ + FMT_ASSERT(std::is_unsigned::value || value >= 0, "negative value"); + return static_cast::type>(value); +} + +FMT_MSC_WARNING(suppress : 4566) +constexpr unsigned char micro[] = "\u00B5"; + +constexpr auto is_utf8() -> bool +{ + // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). + using uchar = unsigned char; + return FMT_UNICODE || (sizeof(micro) == 3 && uchar(micro[0]) == 0xC2 && + uchar(micro[1]) == 0xB5); +} +FMT_END_DETAIL_NAMESPACE + +/** + An implementation of ``std::basic_string_view`` for pre-C++17. It provides a + subset of the API. ``fmt::basic_string_view`` is used for format strings even + if ``std::string_view`` is available to prevent issues when a library is + compiled with a different ``-std`` option than the client code (which is not + recommended). + */ +template +class basic_string_view +{ +private: + const Char* data_; + size_t size_; + +public: + using value_type = Char; + using iterator = const Char*; + + constexpr basic_string_view() noexcept : + data_(nullptr), + size_(0) + { + } + + /** Constructs a string reference object from a C string and a size. */ + constexpr basic_string_view(const Char* s, size_t count) noexcept + : + data_(s), + size_(count) + { + } + + /** + \rst + Constructs a string reference object from a C string computing + the size with ``std::char_traits::length``. + \endrst + */ + FMT_CONSTEXPR_CHAR_TRAITS + FMT_INLINE + basic_string_view(const Char* s) : + data_(s), + size_(detail::const_check(std::is_same::value && !detail::is_constant_evaluated(true)) ? std::strlen(reinterpret_cast(s)) : std::char_traits::length(s)) + { + } + + /** Constructs a string reference from a ``std::basic_string`` object. */ + template + FMT_CONSTEXPR basic_string_view( + const std::basic_string& s + ) noexcept + : + data_(s.data()), + size_(s.size()) + { + } + + template>::value)> + FMT_CONSTEXPR basic_string_view(S s) noexcept + : + data_(s.data()), + size_(s.size()) + { + } + + /** Returns a pointer to the string data. */ + constexpr auto data() const noexcept -> const Char* + { + return data_; + } + + /** Returns the string size. */ + constexpr auto size() const noexcept -> size_t + { + return size_; + } + + constexpr auto begin() const noexcept -> iterator + { + return data_; + } + constexpr auto end() const noexcept -> iterator + { + return data_ + size_; + } + + constexpr auto operator[](size_t pos) const noexcept -> const Char& + { + return data_[pos]; + } + + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept + { + data_ += n; + size_ -= n; + } + + // Lexicographically compare this string reference to other. + FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int + { + size_t str_size = size_ < other.size_ ? size_ : other.size_; + int result = std::char_traits::compare(data_, other.data_, str_size); + if (result == 0) + result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } + + FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, basic_string_view rhs) + -> bool + { + return lhs.compare(rhs) == 0; + } + friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool + { + return lhs.compare(rhs) != 0; + } + friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool + { + return lhs.compare(rhs) < 0; + } + friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool + { + return lhs.compare(rhs) <= 0; + } + friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool + { + return lhs.compare(rhs) > 0; + } + friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool + { + return lhs.compare(rhs) >= 0; + } +}; + +using string_view = basic_string_view; + +/** Specifies if ``T`` is a character type. Can be specialized by users. */ +template +struct is_char : std::false_type +{ +}; +template<> +struct is_char : std::true_type +{ +}; + +FMT_BEGIN_DETAIL_NAMESPACE + +// A base class for compile-time strings. +struct compile_string +{ +}; + +template +struct is_compile_string : std::is_base_of +{ +}; + +// Returns a string view of `s`. +template::value)> +FMT_INLINE auto to_string_view(const Char* s) -> basic_string_view +{ + return s; +} +template +inline auto to_string_view(const std::basic_string& s) + -> basic_string_view +{ + return s; +} +template +constexpr auto to_string_view(basic_string_view s) + -> basic_string_view +{ + return s; +} +template>::value)> +inline auto to_string_view(std_string_view s) -> basic_string_view +{ + return s; +} +template::value)> +constexpr auto to_string_view(const S& s) + -> basic_string_view +{ + return basic_string_view(s); +} +void to_string_view(...); + +// Specifies whether S is a string type convertible to fmt::basic_string_view. +// It should be a constexpr function but MSVC 2017 fails to compile it in +// enable_if and MSVC 2015 fails to compile it as an alias template. +// ADL invocation of to_string_view is DEPRECATED! +template +struct is_string : std::is_class()))> +{ +}; + +template +struct char_t_impl +{ +}; +template +struct char_t_impl::value>> +{ + using result = decltype(to_string_view(std::declval())); + using type = typename result::value_type; +}; + +enum class type +{ + none_type, + // Integer types should go first, + int_type, + uint_type, + long_long_type, + ulong_long_type, + int128_type, + uint128_type, + bool_type, + char_type, + last_integer_type = char_type, + // followed by floating-point types. + float_type, + double_type, + long_double_type, + last_numeric_type = long_double_type, + cstring_type, + string_type, + pointer_type, + custom_type +}; + +// Maps core type T to the corresponding type enum constant. +template +struct type_constant : std::integral_constant +{ +}; + +#define FMT_TYPE_CONSTANT(Type, constant) \ + template \ + struct type_constant : std::integral_constant \ + { \ + } + +FMT_TYPE_CONSTANT(int, int_type); +FMT_TYPE_CONSTANT(unsigned, uint_type); +FMT_TYPE_CONSTANT(long long, long_long_type); +FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); +FMT_TYPE_CONSTANT(int128_opt, int128_type); +FMT_TYPE_CONSTANT(uint128_opt, uint128_type); +FMT_TYPE_CONSTANT(bool, bool_type); +FMT_TYPE_CONSTANT(Char, char_type); +FMT_TYPE_CONSTANT(float, float_type); +FMT_TYPE_CONSTANT(double, double_type); +FMT_TYPE_CONSTANT(long double, long_double_type); +FMT_TYPE_CONSTANT(const Char*, cstring_type); +FMT_TYPE_CONSTANT(basic_string_view, string_type); +FMT_TYPE_CONSTANT(const void*, pointer_type); + +constexpr bool is_integral_type(type t) +{ + return t > type::none_type && t <= type::last_integer_type; +} + +constexpr bool is_arithmetic_type(type t) +{ + return t > type::none_type && t <= type::last_numeric_type; +} + +FMT_NORETURN FMT_API void throw_format_error(const char* message); + +struct error_handler +{ + constexpr error_handler() = default; + constexpr error_handler(const error_handler&) = default; + + // This function is intentionally not constexpr to give a compile-time error. + FMT_NORETURN void on_error(const char* message) + { + throw_format_error(message); + } +}; +FMT_END_DETAIL_NAMESPACE + +/** String's character type. */ +template +using char_t = typename detail::char_t_impl::type; + +/** + \rst + Parsing context consisting of a format string range being parsed and an + argument counter for automatic indexing. + You can use the ``format_parse_context`` type alias for ``char`` instead. + \endrst + */ +template +class basic_format_parse_context : private ErrorHandler +{ +private: + basic_string_view format_str_; + int next_arg_id_; + + FMT_CONSTEXPR void do_check_arg_id(int id); + +public: + using char_type = Char; + using iterator = typename basic_string_view::iterator; + + explicit constexpr basic_format_parse_context( + basic_string_view format_str, ErrorHandler eh = {}, int next_arg_id = 0 + ) : + ErrorHandler(eh), + format_str_(format_str), + next_arg_id_(next_arg_id) + { + } + + /** + Returns an iterator to the beginning of the format string range being + parsed. + */ + constexpr auto begin() const noexcept -> iterator + { + return format_str_.begin(); + } + + /** + Returns an iterator past the end of the format string range being parsed. + */ + constexpr auto end() const noexcept -> iterator + { + return format_str_.end(); + } + + /** Advances the begin iterator to ``it``. */ + FMT_CONSTEXPR void advance_to(iterator it) + { + format_str_.remove_prefix(detail::to_unsigned(it - begin())); + } + + /** + Reports an error if using the manual argument indexing; otherwise returns + the next argument index and switches to the automatic indexing. + */ + FMT_CONSTEXPR auto next_arg_id() -> int + { + if (next_arg_id_ < 0) + { + on_error("cannot switch from manual to automatic argument indexing"); + return 0; + } + int id = next_arg_id_++; + do_check_arg_id(id); + return id; + } + + /** + Reports an error if using the automatic argument indexing; otherwise + switches to the manual indexing. + */ + FMT_CONSTEXPR void check_arg_id(int id) + { + if (next_arg_id_ > 0) + { + on_error("cannot switch from automatic to manual argument indexing"); + return; + } + next_arg_id_ = -1; + do_check_arg_id(id); + } + FMT_CONSTEXPR void check_arg_id(basic_string_view) + { + } + FMT_CONSTEXPR void check_dynamic_spec(int arg_id); + + FMT_CONSTEXPR void on_error(const char* message) + { + ErrorHandler::on_error(message); + } + + constexpr auto error_handler() const -> ErrorHandler + { + return *this; + } +}; + +using format_parse_context = basic_format_parse_context; + +FMT_BEGIN_DETAIL_NAMESPACE +// A parse context with extra data used only in compile-time checks. +template +class compile_parse_context : public basic_format_parse_context +{ +private: + int num_args_; + const type* types_; + using base = basic_format_parse_context; + +public: + explicit FMT_CONSTEXPR compile_parse_context( + basic_string_view format_str, int num_args, const type* types, ErrorHandler eh = {}, int next_arg_id = 0 + ) : + base(format_str, eh, next_arg_id), + num_args_(num_args), + types_(types) + { + } + + constexpr auto num_args() const -> int + { + return num_args_; + } + constexpr auto arg_type(int id) const -> type + { + return types_[id]; + } + + FMT_CONSTEXPR auto next_arg_id() -> int + { + int id = base::next_arg_id(); + if (id >= num_args_) + this->on_error("argument not found"); + return id; + } + + FMT_CONSTEXPR void check_arg_id(int id) + { + base::check_arg_id(id); + if (id >= num_args_) + this->on_error("argument not found"); + } + using base::check_arg_id; + + FMT_CONSTEXPR void check_dynamic_spec(int arg_id) + { + if (arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) + this->on_error("width/precision is not integer"); + } +}; +FMT_END_DETAIL_NAMESPACE + +template +FMT_CONSTEXPR void + basic_format_parse_context::do_check_arg_id(int id) +{ + // Argument id is only checked at compile-time during parsing because + // formatting has its own validation. + if (detail::is_constant_evaluated() && FMT_GCC_VERSION >= 1200) + { + using context = detail::compile_parse_context; + if (id >= static_cast(this)->num_args()) + on_error("argument not found"); + } +} + +template +FMT_CONSTEXPR void + basic_format_parse_context::check_dynamic_spec(int arg_id) +{ + if (detail::is_constant_evaluated()) + { + using context = detail::compile_parse_context; + static_cast(this)->check_dynamic_spec(arg_id); + } +} + +template +class basic_format_arg; +template +class basic_format_args; +template +class dynamic_format_arg_store; + +// A formatter for objects of type T. +template +struct formatter +{ + // A deleted default constructor indicates a disabled formatter. + formatter() = delete; +}; + +// Specifies if T has an enabled formatter specialization. A type can be +// formattable even if it doesn't have a formatter e.g. via a conversion. +template +using has_formatter = + std::is_constructible>; + +// Checks whether T is a container with contiguous storage. +template +struct is_contiguous : std::false_type +{ +}; +template +struct is_contiguous> : std::true_type +{ +}; + +class appender; + +FMT_BEGIN_DETAIL_NAMESPACE + +template +constexpr auto has_const_formatter_impl(T*) + -> decltype(typename Context::template formatter_type().format(std::declval(), std::declval()), true) +{ + return true; +} +template +constexpr auto has_const_formatter_impl(...) -> bool +{ + return false; +} +template +constexpr auto has_const_formatter() -> bool +{ + return has_const_formatter_impl(static_cast(nullptr)); +} + +// Extracts a reference to the container from back_insert_iterator. +template +inline auto get_container(std::back_insert_iterator it) + -> Container& +{ + using base = std::back_insert_iterator; + struct accessor : base + { + accessor(base b) : + base(b) + { + } + using base::container; + }; + return *accessor(it).container; +} + +template +FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) + -> OutputIt +{ + while (begin != end) + *out++ = static_cast(*begin++); + return out; +} + +template, U>::value&& is_char::value)> +FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* +{ + if (is_constant_evaluated()) + return copy_str(begin, end, out); + auto size = to_unsigned(end - begin); + memcpy(out, begin, size * sizeof(U)); + return out + size; +} + +/** + \rst + A contiguous memory buffer with an optional growing ability. It is an internal + class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. + \endrst + */ +template +class buffer +{ +private: + T* ptr_; + size_t size_; + size_t capacity_; + +protected: + // Don't initialize ptr_ since it is not accessed to save a few cycles. + FMT_MSC_WARNING(suppress : 26495) + buffer(size_t sz) noexcept : + size_(sz), + capacity_(sz) + { + } + + FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) noexcept + : + ptr_(p), + size_(sz), + capacity_(cap) + { + } + + FMT_CONSTEXPR20 ~buffer() = default; + buffer(buffer&&) = default; + + /** Sets the buffer data and capacity. */ + FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept + { + ptr_ = buf_data; + capacity_ = buf_capacity; + } + + /** Increases the buffer capacity to hold at least *capacity* elements. */ + virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; + +public: + using value_type = T; + using const_reference = const T&; + + buffer(const buffer&) = delete; + void operator=(const buffer&) = delete; + + auto begin() noexcept -> T* + { + return ptr_; + } + auto end() noexcept -> T* + { + return ptr_ + size_; + } + + auto begin() const noexcept -> const T* + { + return ptr_; + } + auto end() const noexcept -> const T* + { + return ptr_ + size_; + } + + /** Returns the size of this buffer. */ + constexpr auto size() const noexcept -> size_t + { + return size_; + } + + /** Returns the capacity of this buffer. */ + constexpr auto capacity() const noexcept -> size_t + { + return capacity_; + } + + /** Returns a pointer to the buffer data. */ + FMT_CONSTEXPR auto data() noexcept -> T* + { + return ptr_; + } + + /** Returns a pointer to the buffer data. */ + FMT_CONSTEXPR auto data() const noexcept -> const T* + { + return ptr_; + } + + /** Clears this buffer. */ + void clear() + { + size_ = 0; + } + + // Tries resizing the buffer to contain *count* elements. If T is a POD type + // the new elements may not be initialized. + FMT_CONSTEXPR20 void try_resize(size_t count) + { + try_reserve(count); + size_ = count <= capacity_ ? count : capacity_; + } + + // Tries increasing the buffer capacity to *new_capacity*. It can increase the + // capacity by a smaller amount than requested but guarantees there is space + // for at least one additional element either by increasing the capacity or by + // flushing the buffer if it is full. + FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) + { + if (new_capacity > capacity_) + grow(new_capacity); + } + + FMT_CONSTEXPR20 void push_back(const T& value) + { + try_reserve(size_ + 1); + ptr_[size_++] = value; + } + + /** Appends data to the end of the buffer. */ + template + void append(const U* begin, const U* end); + + template + FMT_CONSTEXPR auto operator[](Idx index) -> T& + { + return ptr_[index]; + } + template + FMT_CONSTEXPR auto operator[](Idx index) const -> const T& + { + return ptr_[index]; + } +}; + +struct buffer_traits +{ + explicit buffer_traits(size_t) + { + } + auto count() const -> size_t + { + return 0; + } + auto limit(size_t size) -> size_t + { + return size; + } +}; + +class fixed_buffer_traits +{ +private: + size_t count_ = 0; + size_t limit_; + +public: + explicit fixed_buffer_traits(size_t limit) : + limit_(limit) + { + } + auto count() const -> size_t + { + return count_; + } + auto limit(size_t size) -> size_t + { + size_t n = limit_ > count_ ? limit_ - count_ : 0; + count_ += size; + return size < n ? size : n; + } +}; + +// A buffer that writes to an output iterator when flushed. +template +class iterator_buffer final : public Traits, public buffer +{ +private: + OutputIt out_; + enum + { + buffer_size = 256 + }; + T data_[buffer_size]; + +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + if (this->size() == buffer_size) + flush(); + } + + void flush() + { + auto size = this->size(); + this->clear(); + out_ = copy_str(data_, data_ + this->limit(size), out_); + } + +public: + explicit iterator_buffer(OutputIt out, size_t n = buffer_size) : + Traits(n), + buffer(data_, 0, buffer_size), + out_(out) + { + } + iterator_buffer(iterator_buffer&& other) : + Traits(other), + buffer(data_, 0, buffer_size), + out_(other.out_) + { + } + ~iterator_buffer() + { + flush(); + } + + auto out() -> OutputIt + { + flush(); + return out_; + } + auto count() const -> size_t + { + return Traits::count() + this->size(); + } +}; + +template +class iterator_buffer final : public fixed_buffer_traits, public buffer +{ +private: + T* out_; + enum + { + buffer_size = 256 + }; + T data_[buffer_size]; + +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + if (this->size() == this->capacity()) + flush(); + } + + void flush() + { + size_t n = this->limit(this->size()); + if (this->data() == out_) + { + out_ += n; + this->set(data_, buffer_size); + } + this->clear(); + } + +public: + explicit iterator_buffer(T* out, size_t n = buffer_size) : + fixed_buffer_traits(n), + buffer(out, 0, n), + out_(out) + { + } + iterator_buffer(iterator_buffer&& other) : + fixed_buffer_traits(other), + buffer(std::move(other)), + out_(other.out_) + { + if (this->data() != out_) + { + this->set(data_, buffer_size); + this->clear(); + } + } + ~iterator_buffer() + { + flush(); + } + + auto out() -> T* + { + flush(); + return out_; + } + auto count() const -> size_t + { + return fixed_buffer_traits::count() + this->size(); + } +}; + +template +class iterator_buffer final : public buffer +{ +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + } + +public: + explicit iterator_buffer(T* out, size_t = 0) : + buffer(out, 0, ~size_t()) + { + } + + auto out() -> T* + { + return &*this->end(); + } +}; + +// A buffer that writes to a container with the contiguous storage. +template +class iterator_buffer, enable_if_t::value, typename Container::value_type>> + final : public buffer +{ +private: + Container& container_; + +protected: + FMT_CONSTEXPR20 void grow(size_t capacity) override + { + container_.resize(capacity); + this->set(&container_[0], capacity); + } + +public: + explicit iterator_buffer(Container& c) : + buffer(c.size()), + container_(c) + { + } + explicit iterator_buffer(std::back_insert_iterator out, size_t = 0) : + iterator_buffer(get_container(out)) + { + } + + auto out() -> std::back_insert_iterator + { + return std::back_inserter(container_); + } +}; + +// A buffer that counts the number of code units written discarding the output. +template +class counting_buffer final : public buffer +{ +private: + enum + { + buffer_size = 256 + }; + T data_[buffer_size]; + size_t count_ = 0; + +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + if (this->size() != buffer_size) + return; + count_ += this->size(); + this->clear(); + } + +public: + counting_buffer() : + buffer(data_, 0, buffer_size) + { + } + + auto count() -> size_t + { + return count_ + this->size(); + } +}; + +template +using buffer_appender = conditional_t::value, appender, std::back_insert_iterator>>; + +// Maps an output iterator to a buffer. +template +auto get_buffer(OutputIt out) -> iterator_buffer +{ + return iterator_buffer(out); +} + +template +auto get_iterator(Buffer& buf) -> decltype(buf.out()) +{ + return buf.out(); +} +template +auto get_iterator(buffer& buf) -> buffer_appender +{ + return buffer_appender(buf); +} + +template +struct fallback_formatter +{ + fallback_formatter() = delete; +}; + +// Specifies if T has an enabled fallback_formatter specialization. +template +using has_fallback_formatter = +#ifdef FMT_DEPRECATED_OSTREAM + std::is_constructible>; +#else + std::false_type; +#endif + +struct view +{ +}; + +template +struct named_arg : view +{ + const Char* name; + const T& value; + named_arg(const Char* n, const T& v) : + name(n), + value(v) + { + } +}; + +template +struct named_arg_info +{ + const Char* name; + int id; +}; + +template +struct arg_data +{ + // args_[0].named_args points to named_args_ to avoid bloating format_args. + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; + named_arg_info named_args_[NUM_NAMED_ARGS]; + + template + arg_data(const U&... init) : + args_{T(named_args_, NUM_NAMED_ARGS), init...} + { + } + arg_data(const arg_data& other) = delete; + auto args() const -> const T* + { + return args_ + 1; + } + auto named_args() -> named_arg_info* + { + return named_args_; + } +}; + +template +struct arg_data +{ + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; + + template + FMT_CONSTEXPR FMT_INLINE arg_data(const U&... init) : + args_{init...} + { + } + FMT_CONSTEXPR FMT_INLINE auto args() const -> const T* + { + return args_; + } + FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t + { + return nullptr; + } +}; + +template +inline void init_named_args(named_arg_info*, int, int) +{ +} + +template +struct is_named_arg : std::false_type +{ +}; +template +struct is_statically_named_arg : std::false_type +{ +}; + +template +struct is_named_arg> : std::true_type +{ +}; + +template::value)> +void init_named_args(named_arg_info* named_args, int arg_count, int named_arg_count, const T&, const Tail&... args) +{ + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template::value)> +void init_named_args(named_arg_info* named_args, int arg_count, int named_arg_count, const T& arg, const Tail&... args) +{ + named_args[named_arg_count++] = {arg.name, arg_count}; + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template +FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, const Args&...) +{ +} + +template +constexpr auto count() -> size_t +{ + return B ? 1 : 0; +} +template +constexpr auto count() -> size_t +{ + return (B1 ? 1 : 0) + count(); +} + +template +constexpr auto count_named_args() -> size_t +{ + return count::value...>(); +} + +template +constexpr auto count_statically_named_args() -> size_t +{ + return count::value...>(); +} + +struct unformattable +{ +}; +struct unformattable_char : unformattable +{ +}; +struct unformattable_const : unformattable +{ +}; +struct unformattable_pointer : unformattable +{ +}; + +template +struct string_value +{ + const Char* data; + size_t size; +}; + +template +struct named_arg_value +{ + const named_arg_info* data; + size_t size; +}; + +template +struct custom_value +{ + using parse_context = typename Context::parse_context_type; + void* value; + void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); +}; + +// A formatting argument value. +template +class value +{ +public: + using char_type = typename Context::char_type; + + union + { + monostate no_value; + int int_value; + unsigned uint_value; + long long long_long_value; + unsigned long long ulong_long_value; + int128_opt int128_value; + uint128_opt uint128_value; + bool bool_value; + char_type char_value; + float float_value; + double double_value; + long double long_double_value; + const void* pointer; + string_value string; + custom_value custom; + named_arg_value named_args; + }; + + constexpr FMT_INLINE value() : + no_value() + { + } + constexpr FMT_INLINE value(int val) : + int_value(val) + { + } + constexpr FMT_INLINE value(unsigned val) : + uint_value(val) + { + } + constexpr FMT_INLINE value(long long val) : + long_long_value(val) + { + } + constexpr FMT_INLINE value(unsigned long long val) : + ulong_long_value(val) + { + } + FMT_INLINE value(int128_opt val) : + int128_value(val) + { + } + FMT_INLINE value(uint128_opt val) : + uint128_value(val) + { + } + constexpr FMT_INLINE value(float val) : + float_value(val) + { + } + constexpr FMT_INLINE value(double val) : + double_value(val) + { + } + FMT_INLINE value(long double val) : + long_double_value(val) + { + } + constexpr FMT_INLINE value(bool val) : + bool_value(val) + { + } + constexpr FMT_INLINE value(char_type val) : + char_value(val) + { + } + FMT_CONSTEXPR FMT_INLINE value(const char_type* val) + { + string.data = val; + if (is_constant_evaluated()) + string.size = {}; + } + FMT_CONSTEXPR FMT_INLINE value(basic_string_view val) + { + string.data = val.data(); + string.size = val.size(); + } + FMT_INLINE value(const void* val) : + pointer(val) + { + } + FMT_INLINE value(const named_arg_info* args, size_t size) : + named_args{args, size} + { + } + + template + FMT_CONSTEXPR FMT_INLINE value(T& val) + { + using value_type = remove_cvref_t; + custom.value = const_cast(&val); + // Get the formatter type through the context to allow different contexts + // have different extension points, e.g. `formatter` for `format` and + // `printf_formatter` for `printf`. + custom.format = format_custom_arg< + value_type, + conditional_t::value, typename Context::template formatter_type, fallback_formatter>>; + } + value(unformattable); + value(unformattable_char); + value(unformattable_const); + value(unformattable_pointer); + +private: + // Formats an argument of a custom type, such as a user-defined class. + template + static void format_custom_arg(void* arg, typename Context::parse_context_type& parse_ctx, Context& ctx) + { + auto f = Formatter(); + parse_ctx.advance_to(f.parse(parse_ctx)); + using qualified_type = + conditional_t(), const T, T>; + ctx.advance_to(f.format(*static_cast(arg), ctx)); + } +}; + +template +FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg; + +// To minimize the number of types we need to deal with, long is translated +// either to int or to long long depending on its size. +enum +{ + long_short = sizeof(long) == sizeof(int) +}; +using long_type = conditional_t; +using ulong_type = conditional_t; + +#ifdef __cpp_lib_byte +inline auto format_as(std::byte b) -> unsigned char +{ + return static_cast(b); +} +#endif + +template +struct has_format_as +{ + template::value&& std::is_integral::value)> + static auto check(U*) -> std::true_type; + static auto check(...) -> std::false_type; + + enum + { + value = decltype(check(static_cast(nullptr)))::value + }; +}; + +// Maps formatting arguments to core types. +// arg_mapper reports errors by returning unformattable instead of using +// static_assert because it's used in the is_formattable trait. +template +struct arg_mapper +{ + using char_type = typename Context::char_type; + + FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) + -> unsigned long long + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool + { + return val; + } + + template::value || std::is_same::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type + { + return val; + } + template::value || +#ifdef __cpp_char8_t + std::is_same::value || +#endif + std::is_same::value || std::is_same::value) && + !std::is_same::value, + int> = 0> + FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char + { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double + { + return val; + } + + FMT_CONSTEXPR FMT_INLINE auto map(char_type* val) -> const char_type* + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const char_type* val) -> const char_type* + { + return val; + } + template::value && !std::is_pointer::value && std::is_same>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view + { + return to_string_view(val); + } + template::value && !std::is_pointer::value && !std::is_same>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T&) -> unformattable_char + { + return {}; + } + template>::value && !is_string::value && !has_formatter::value && !has_fallback_formatter::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view + { + return basic_string_view(val); + } + template>::value && !std::is_convertible>::value && !is_string::value && !has_formatter::value && !has_fallback_formatter::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view + { + return std_string_view(val); + } + + FMT_CONSTEXPR FMT_INLINE auto map(void* val) -> const void* + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const void* val) -> const void* + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void* + { + return val; + } + + // We use SFINAE instead of a const T* parameter to avoid conflicting with + // the C array overload. + template< + typename T, + FMT_ENABLE_IF( + std::is_pointer::value || std::is_member_pointer::value || + std::is_function::type>::value || + (std::is_convertible::value && + !std::is_convertible::value && + !has_formatter::value) + )> + FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer + { + return {}; + } + + template::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] + { + return values; + } + + template::value&& std::is_convertible::value && !has_format_as::value && !has_formatter::value && !has_fallback_formatter::value)> + FMT_DEPRECATED FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(std::declval().map( + static_cast>(val) + )) + { + return map(static_cast>(val)); + } + + template::value && !has_formatter::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(std::declval().map(format_as(T()))) + { + return map(format_as(val)); + } + + template> + struct formattable : bool_constant() || !std::is_const>::value || has_fallback_formatter::value> + { + }; + +#if (FMT_MSC_VERSION != 0 && FMT_MSC_VERSION < 1910) || \ + FMT_ICC_VERSION != 0 || defined(__NVCC__) + // Workaround a bug in MSVC and Intel (Issue 2746). + template + FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& + { + return val; + } +#else + template::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& + { + return val; + } + template::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T&&) -> unformattable_const + { + return {}; + } +#endif + + template, FMT_ENABLE_IF(!is_string::value && !is_char::value && !std::is_array::value && !std::is_pointer::value && !has_format_as::value && (has_formatter::value || has_fallback_formatter::value))> + FMT_CONSTEXPR FMT_INLINE auto map(T&& val) + -> decltype(this->do_map(std::forward(val))) + { + return do_map(std::forward(val)); + } + + template::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& named_arg) + -> decltype(std::declval().map(named_arg.value)) + { + return map(named_arg.value); + } + + auto map(...) -> unformattable + { + return {}; + } +}; + +// A type constant after applying arg_mapper. +template +using mapped_type_constant = + type_constant().map(std::declval())), typename Context::char_type>; + +enum +{ + packed_arg_bits = 4 +}; +// Maximum number of arguments with packed types. +enum +{ + max_packed_args = 62 / packed_arg_bits +}; +enum : unsigned long long +{ + is_unpacked_bit = 1ULL << 63 +}; +enum : unsigned long long +{ + has_named_args_bit = 1ULL << 62 +}; + +FMT_END_DETAIL_NAMESPACE + +// An output iterator that appends to a buffer. +// It is used to reduce symbol sizes for the common case. +class appender : public std::back_insert_iterator> +{ + using base = std::back_insert_iterator>; + + template + friend auto get_buffer(appender out) -> detail::buffer& + { + return detail::get_container(out); + } + +public: + using std::back_insert_iterator>::back_insert_iterator; + appender(base it) noexcept : + base(it) + { + } + FMT_UNCHECKED_ITERATOR(appender); + + auto operator++() noexcept -> appender& + { + return *this; + } + auto operator++(int) noexcept -> appender + { + return *this; + } +}; + +// A formatting argument. It is a trivially copyable/constructible type to +// allow storage in basic_memory_buffer. +template +class basic_format_arg +{ +private: + detail::value value_; + detail::type type_; + + template + friend FMT_CONSTEXPR auto detail::make_arg(T&& value) + -> basic_format_arg; + + template + friend FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, const basic_format_arg& arg) + -> decltype(vis(0)); + + friend class basic_format_args; + friend class dynamic_format_arg_store; + + using char_type = typename Context::char_type; + + template + friend struct detail::arg_data; + + basic_format_arg(const detail::named_arg_info* args, size_t size) : + value_(args, size) + { + } + +public: + class handle + { + public: + explicit handle(detail::custom_value custom) : + custom_(custom) + { + } + + void format(typename Context::parse_context_type& parse_ctx, Context& ctx) const + { + custom_.format(custom_.value, parse_ctx, ctx); + } + + private: + detail::custom_value custom_; + }; + + constexpr basic_format_arg() : + type_(detail::type::none_type) + { + } + + constexpr explicit operator bool() const noexcept + { + return type_ != detail::type::none_type; + } + + auto type() const -> detail::type + { + return type_; + } + + auto is_integral() const -> bool + { + return detail::is_integral_type(type_); + } + auto is_arithmetic() const -> bool + { + return detail::is_arithmetic_type(type_); + } +}; + +/** + \rst + Visits an argument dispatching to the appropriate visit method based on + the argument type. For example, if the argument type is ``double`` then + ``vis(value)`` will be called with the value of type ``double``. + \endrst + */ +template +FMT_CONSTEXPR FMT_INLINE auto visit_format_arg( + Visitor&& vis, const basic_format_arg& arg +) -> decltype(vis(0)) +{ + switch (arg.type_) + { + case detail::type::none_type: + break; + case detail::type::int_type: + return vis(arg.value_.int_value); + case detail::type::uint_type: + return vis(arg.value_.uint_value); + case detail::type::long_long_type: + return vis(arg.value_.long_long_value); + case detail::type::ulong_long_type: + return vis(arg.value_.ulong_long_value); + case detail::type::int128_type: + return vis(detail::convert_for_visit(arg.value_.int128_value)); + case detail::type::uint128_type: + return vis(detail::convert_for_visit(arg.value_.uint128_value)); + case detail::type::bool_type: + return vis(arg.value_.bool_value); + case detail::type::char_type: + return vis(arg.value_.char_value); + case detail::type::float_type: + return vis(arg.value_.float_value); + case detail::type::double_type: + return vis(arg.value_.double_value); + case detail::type::long_double_type: + return vis(arg.value_.long_double_value); + case detail::type::cstring_type: + return vis(arg.value_.string.data); + case detail::type::string_type: + using sv = basic_string_view; + return vis(sv(arg.value_.string.data, arg.value_.string.size)); + case detail::type::pointer_type: + return vis(arg.value_.pointer); + case detail::type::custom_type: + return vis(typename basic_format_arg::handle(arg.value_.custom)); + } + return vis(monostate()); +} + +FMT_BEGIN_DETAIL_NAMESPACE + +template +auto copy_str(InputIt begin, InputIt end, appender out) -> appender +{ + get_container(out).append(begin, end); + return out; +} + +template +FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt +{ + return detail::copy_str(rng.begin(), rng.end(), out); +} + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +// A workaround for gcc 4.8 to make void_t work in a SFINAE context. +template +struct void_t_impl +{ + using type = void; +}; +template +using void_t = typename detail::void_t_impl::type; +#else +template +using void_t = void; +#endif + +template +struct is_output_iterator : std::false_type +{ +}; + +template +struct is_output_iterator< + It, + T, + void_t::iterator_category, decltype(*std::declval() = std::declval())>> : std::true_type +{ +}; + +template +struct is_back_insert_iterator : std::false_type +{ +}; +template +struct is_back_insert_iterator> : std::true_type +{ +}; + +template +struct is_contiguous_back_insert_iterator : std::false_type +{ +}; +template +struct is_contiguous_back_insert_iterator> : is_contiguous +{ +}; +template<> +struct is_contiguous_back_insert_iterator : std::true_type +{ +}; + +// A type-erased reference to an std::locale to avoid a heavy include. +class locale_ref +{ +private: + const void* locale_; // A type-erased pointer to std::locale. + +public: + constexpr locale_ref() : + locale_(nullptr) + { + } + template + explicit locale_ref(const Locale& loc); + + explicit operator bool() const noexcept + { + return locale_ != nullptr; + } + + template + auto get() const -> Locale; +}; + +template +constexpr auto encode_types() -> unsigned long long +{ + return 0; +} + +template +constexpr auto encode_types() -> unsigned long long +{ + return static_cast(mapped_type_constant::value) | + (encode_types() << packed_arg_bits); +} + +template +FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value +{ + const auto& arg = arg_mapper().map(FMT_FORWARD(val)); + + constexpr bool formattable_char = + !std::is_same::value; + static_assert(formattable_char, "Mixing character types is disallowed."); + + constexpr bool formattable_const = + !std::is_same::value; + static_assert(formattable_const, "Cannot format a const argument."); + + // Formatting of arbitrary pointers is disallowed. If you want to output + // a pointer cast it to "void *" or "const void *". In particular, this + // forbids formatting of "[const] volatile char *" which is printed as bool + // by iostreams. + constexpr bool formattable_pointer = + !std::is_same::value; + static_assert(formattable_pointer, "Formatting of non-void pointers is disallowed."); + + constexpr bool formattable = + !std::is_same::value; + static_assert( + formattable, + "Cannot format an argument. To make type T formattable provide a " + "formatter specialization: https://fmt.dev/latest/api.html#udt" + ); + return {arg}; +} + +template +FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg +{ + basic_format_arg arg; + arg.type_ = mapped_type_constant::value; + arg.value_ = make_value(value); + return arg; +} + +// The type template parameter is there to avoid an ODR violation when using +// a fallback formatter in one translation unit and an implicit conversion in +// another (not recommended). +template +FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value +{ + return make_value(val); +} + +template +FMT_CONSTEXPR inline auto make_arg(T&& value) -> basic_format_arg +{ + return make_arg(value); +} +FMT_END_DETAIL_NAMESPACE + +// Formatting context. +template +class basic_format_context +{ +public: + /** The character type for the output. */ + using char_type = Char; + +private: + OutputIt out_; + basic_format_args args_; + detail::locale_ref loc_; + +public: + using iterator = OutputIt; + using format_arg = basic_format_arg; + using parse_context_type = basic_format_parse_context; + template + using formatter_type = formatter; + + basic_format_context(basic_format_context&&) = default; + basic_format_context(const basic_format_context&) = delete; + void operator=(const basic_format_context&) = delete; + /** + Constructs a ``basic_format_context`` object. References to the arguments are + stored in the object so make sure they have appropriate lifetimes. + */ + constexpr basic_format_context( + OutputIt out, basic_format_args ctx_args, detail::locale_ref loc = detail::locale_ref() + ) : + out_(out), + args_(ctx_args), + loc_(loc) + { + } + + constexpr auto arg(int id) const -> format_arg + { + return args_.get(id); + } + FMT_CONSTEXPR auto arg(basic_string_view name) -> format_arg + { + return args_.get(name); + } + FMT_CONSTEXPR auto arg_id(basic_string_view name) -> int + { + return args_.get_id(name); + } + auto args() const -> const basic_format_args& + { + return args_; + } + + FMT_CONSTEXPR auto error_handler() -> detail::error_handler + { + return {}; + } + void on_error(const char* message) + { + error_handler().on_error(message); + } + + // Returns an iterator to the beginning of the output range. + FMT_CONSTEXPR auto out() -> iterator + { + return out_; + } + + // Advances the begin iterator to ``it``. + void advance_to(iterator it) + { + if (!detail::is_back_insert_iterator()) + out_ = it; + } + + FMT_CONSTEXPR auto locale() -> detail::locale_ref + { + return loc_; + } +}; + +template +using buffer_context = + basic_format_context, Char>; +using format_context = buffer_context; + +// Workaround an alias issue: https://stackoverflow.com/q/62767544/471164. +#define FMT_BUFFER_CONTEXT(Char) \ + basic_format_context, Char> + +template +using is_formattable = bool_constant< + !std::is_base_of>().map(std::declval()))>::value && + !detail::has_fallback_formatter::value>; + +/** + \rst + An array of references to arguments. It can be implicitly converted into + `~fmt::basic_format_args` for passing into type-erased formatting functions + such as `~fmt::vformat`. + \endrst + */ +template +class format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args +#endif +{ +private: + static const size_t num_args = sizeof...(Args); + static const size_t num_named_args = detail::count_named_args(); + static const bool is_packed = num_args <= detail::max_packed_args; + + using value_type = conditional_t, basic_format_arg>; + + detail::arg_data + data_; + + friend class basic_format_args; + + static constexpr unsigned long long desc = + (is_packed ? detail::encode_types() : detail::is_unpacked_bit | num_args) | + (num_named_args != 0 ? static_cast(detail::has_named_args_bit) : 0); + +public: + template + FMT_CONSTEXPR FMT_INLINE format_arg_store(T&&... args) : +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + basic_format_args(*this), +#endif + data_{detail::make_arg< + is_packed, + Context, + detail::mapped_type_constant, Context>::value>( + FMT_FORWARD(args) + )...} + { + detail::init_named_args(data_.named_args(), 0, 0, args...); + } +}; + +/** + \rst + Constructs a `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::format_args`. `Context` + can be omitted in which case it defaults to `~fmt::context`. + See `~fmt::arg` for lifetime considerations. + \endrst + */ +template +constexpr auto make_format_args(Args&&... args) + -> format_arg_store...> +{ + return {FMT_FORWARD(args)...}; +} + +/** + \rst + Returns a named argument to be used in a formatting function. + It should only be used in a call to a formatting function or + `dynamic_format_arg_store::push_back`. + + **Example**:: + + fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); + \endrst + */ +template +inline auto arg(const Char* name, const T& arg) -> detail::named_arg +{ + static_assert(!detail::is_named_arg(), "nested named arguments"); + return {name, arg}; +} + +/** + \rst + A view of a collection of formatting arguments. To avoid lifetime issues it + should only be used as a parameter type in type-erased functions such as + ``vformat``:: + + void vlog(string_view format_str, format_args args); // OK + format_args args = make_format_args(42); // Error: dangling reference + \endrst + */ +template +class basic_format_args +{ +public: + using size_type = int; + using format_arg = basic_format_arg; + +private: + // A descriptor that contains information about formatting arguments. + // If the number of arguments is less or equal to max_packed_args then + // argument types are passed in the descriptor. This reduces binary code size + // per formatting function call. + unsigned long long desc_; + union + { + // If is_packed() returns true then argument values are stored in values_; + // otherwise they are stored in args_. This is done to improve cache + // locality and reduce compiled code size since storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const detail::value* values_; + const format_arg* args_; + }; + + constexpr auto is_packed() const -> bool + { + return (desc_ & detail::is_unpacked_bit) == 0; + } + auto has_named_args() const -> bool + { + return (desc_ & detail::has_named_args_bit) != 0; + } + + FMT_CONSTEXPR auto type(int index) const -> detail::type + { + int shift = index * detail::packed_arg_bits; + unsigned int mask = (1 << detail::packed_arg_bits) - 1; + return static_cast((desc_ >> shift) & mask); + } + + constexpr FMT_INLINE basic_format_args(unsigned long long desc, const detail::value* values) : + desc_(desc), + values_(values) + { + } + constexpr basic_format_args(unsigned long long desc, const format_arg* args) : + desc_(desc), + args_(args) + { + } + +public: + constexpr basic_format_args() : + desc_(0), + args_(nullptr) + { + } + + /** + \rst + Constructs a `basic_format_args` object from `~fmt::format_arg_store`. + \endrst + */ + template + constexpr FMT_INLINE basic_format_args( + const format_arg_store& store + ) : + basic_format_args(format_arg_store::desc, store.data_.args()) + { + } + + /** + \rst + Constructs a `basic_format_args` object from + `~fmt::dynamic_format_arg_store`. + \endrst + */ + constexpr FMT_INLINE basic_format_args( + const dynamic_format_arg_store& store + ) : + basic_format_args(store.get_types(), store.data()) + { + } + + /** + \rst + Constructs a `basic_format_args` object from a dynamic set of arguments. + \endrst + */ + constexpr basic_format_args(const format_arg* args, int count) : + basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), args) + { + } + + /** Returns the argument with the specified id. */ + FMT_CONSTEXPR auto get(int id) const -> format_arg + { + format_arg arg; + if (!is_packed()) + { + if (id < max_size()) + arg = args_[id]; + return arg; + } + if (id >= detail::max_packed_args) + return arg; + arg.type_ = type(id); + if (arg.type_ == detail::type::none_type) + return arg; + arg.value_ = values_[id]; + return arg; + } + + template + auto get(basic_string_view name) const -> format_arg + { + int id = get_id(name); + return id >= 0 ? get(id) : format_arg(); + } + + template + auto get_id(basic_string_view name) const -> int + { + if (!has_named_args()) + return -1; + const auto& named_args = + (is_packed() ? values_[-1] : args_[-1].value_).named_args; + for (size_t i = 0; i < named_args.size; ++i) + { + if (named_args.data[i].name == name) + return named_args.data[i].id; + } + return -1; + } + + auto max_size() const -> int + { + unsigned long long max_packed = detail::max_packed_args; + return static_cast(is_packed() ? max_packed : desc_ & ~detail::is_unpacked_bit); + } +}; + +/** An alias to ``basic_format_args``. */ +// A separate type would result in shorter symbols but break ABI compatibility +// between clang and gcc on ARM (#1919). +using format_args = basic_format_args; + +// We cannot use enum classes as bit fields because of a gcc bug, so we put them +// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414). +// Additionally, if an underlying type is specified, older gcc incorrectly warns +// that the type is too small. Both bugs are fixed in gcc 9.3. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 +#define FMT_ENUM_UNDERLYING_TYPE(type) +#else +#define FMT_ENUM_UNDERLYING_TYPE(type) : type +#endif +namespace align +{ + enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, numeric}; +} +using align_t = align::type; +namespace sign +{ + enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; +} +using sign_t = sign::type; + +FMT_BEGIN_DETAIL_NAMESPACE + +// Workaround an array initialization issue in gcc 4.8. +template +struct fill_t +{ +private: + enum + { + max_size = 4 + }; + Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; + unsigned char size_ = 1; + +public: + FMT_CONSTEXPR void operator=(basic_string_view s) + { + auto size = s.size(); + if (size > max_size) + return throw_format_error("invalid fill"); + for (size_t i = 0; i < size; ++i) + data_[i] = s[i]; + size_ = static_cast(size); + } + + constexpr auto size() const -> size_t + { + return size_; + } + constexpr auto data() const -> const Char* + { + return data_; + } + + FMT_CONSTEXPR auto operator[](size_t index) -> Char& + { + return data_[index]; + } + FMT_CONSTEXPR auto operator[](size_t index) const -> const Char& + { + return data_[index]; + } +}; +FMT_END_DETAIL_NAMESPACE + +enum class presentation_type : unsigned char +{ + none, + // Integer types should go first, + dec, // 'd' + oct, // 'o' + hex_lower, // 'x' + hex_upper, // 'X' + bin_lower, // 'b' + bin_upper, // 'B' + hexfloat_lower, // 'a' + hexfloat_upper, // 'A' + exp_lower, // 'e' + exp_upper, // 'E' + fixed_lower, // 'f' + fixed_upper, // 'F' + general_lower, // 'g' + general_upper, // 'G' + chr, // 'c' + string, // 's' + pointer, // 'p' + debug // '?' +}; + +// Format specifiers for built-in and string types. +template +struct basic_format_specs +{ + int width; + int precision; + presentation_type type; + align_t align : 4; + sign_t sign : 3; + bool alt : 1; // Alternate form ('#'). + bool localized : 1; + detail::fill_t fill; + + constexpr basic_format_specs() : + width(0), + precision(-1), + type(presentation_type::none), + align(align::none), + sign(sign::none), + alt(false), + localized(false) + { + } +}; + +using format_specs = basic_format_specs; + +FMT_BEGIN_DETAIL_NAMESPACE + +enum class arg_id_kind +{ + none, + index, + name +}; + +// An argument reference. +template +struct arg_ref +{ + FMT_CONSTEXPR arg_ref() : + kind(arg_id_kind::none), + val() + { + } + + FMT_CONSTEXPR explicit arg_ref(int index) : + kind(arg_id_kind::index), + val(index) + { + } + FMT_CONSTEXPR explicit arg_ref(basic_string_view name) : + kind(arg_id_kind::name), + val(name) + { + } + + FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& + { + kind = arg_id_kind::index; + val.index = idx; + return *this; + } + + arg_id_kind kind; + union value + { + FMT_CONSTEXPR value(int id = 0) : + index{id} + { + } + FMT_CONSTEXPR value(basic_string_view n) : + name(n) + { + } + + int index; + basic_string_view name; + } val; +}; + +// Format specifiers with width and precision resolved at formatting rather +// than parsing time to allow re-using the same parsed specifiers with +// different sets of arguments (precompilation of format strings). +template +struct dynamic_format_specs : basic_format_specs +{ + arg_ref width_ref; + arg_ref precision_ref; +}; + +struct auto_id +{ +}; + +// A format specifier handler that sets fields in basic_format_specs. +template +class specs_setter +{ +protected: + basic_format_specs& specs_; + +public: + explicit FMT_CONSTEXPR specs_setter(basic_format_specs& specs) : + specs_(specs) + { + } + + FMT_CONSTEXPR specs_setter(const specs_setter& other) : + specs_(other.specs_) + { + } + + FMT_CONSTEXPR void on_align(align_t align) + { + specs_.align = align; + } + FMT_CONSTEXPR void on_fill(basic_string_view fill) + { + specs_.fill = fill; + } + FMT_CONSTEXPR void on_sign(sign_t s) + { + specs_.sign = s; + } + FMT_CONSTEXPR void on_hash() + { + specs_.alt = true; + } + FMT_CONSTEXPR void on_localized() + { + specs_.localized = true; + } + + FMT_CONSTEXPR void on_zero() + { + if (specs_.align == align::none) + specs_.align = align::numeric; + specs_.fill[0] = Char('0'); + } + + FMT_CONSTEXPR void on_width(int width) + { + specs_.width = width; + } + FMT_CONSTEXPR void on_precision(int precision) + { + specs_.precision = precision; + } + FMT_CONSTEXPR void end_precision() + { + } + + FMT_CONSTEXPR void on_type(presentation_type type) + { + specs_.type = type; + } +}; + +// Format spec handler that saves references to arguments representing dynamic +// width and precision to be resolved at formatting time. +template +class dynamic_specs_handler : public specs_setter +{ +public: + using char_type = typename ParseContext::char_type; + + FMT_CONSTEXPR dynamic_specs_handler(dynamic_format_specs& specs, ParseContext& ctx) : + specs_setter(specs), + specs_(specs), + context_(ctx) + { + } + + FMT_CONSTEXPR dynamic_specs_handler(const dynamic_specs_handler& other) : + specs_setter(other), + specs_(other.specs_), + context_(other.context_) + { + } + + template + FMT_CONSTEXPR void on_dynamic_width(Id arg_id) + { + specs_.width_ref = make_arg_ref(arg_id); + } + + template + FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) + { + specs_.precision_ref = make_arg_ref(arg_id); + } + + FMT_CONSTEXPR void on_error(const char* message) + { + context_.on_error(message); + } + +private: + dynamic_format_specs& specs_; + ParseContext& context_; + + using arg_ref_type = arg_ref; + + FMT_CONSTEXPR auto make_arg_ref(int arg_id) -> arg_ref_type + { + context_.check_arg_id(arg_id); + context_.check_dynamic_spec(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR auto make_arg_ref(auto_id) -> arg_ref_type + { + int arg_id = context_.next_arg_id(); + context_.check_dynamic_spec(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR auto make_arg_ref(basic_string_view arg_id) + -> arg_ref_type + { + context_.check_arg_id(arg_id); + basic_string_view format_str( + context_.begin(), to_unsigned(context_.end() - context_.begin()) + ); + return arg_ref_type(arg_id); + } +}; + +template +constexpr bool is_ascii_letter(Char c) +{ + return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); +} + +// Converts a character to ASCII. Returns a number > 127 on conversion failure. +template::value)> +constexpr auto to_ascii(Char c) -> Char +{ + return c; +} +template::value)> +constexpr auto to_ascii(Char c) -> underlying_t +{ + return c; +} + +FMT_CONSTEXPR inline auto code_point_length_impl(char c) -> int +{ + return "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4" + [static_cast(c) >> 3]; +} + +template +FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int +{ + if (const_check(sizeof(Char) != 1)) + return 1; + int len = code_point_length_impl(static_cast(*begin)); + + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + return len + !len; +} + +// Return the result via the out param to workaround gcc bug 77539. +template +FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool +{ + for (out = first; out != last; ++out) + { + if (*out == value) + return true; + } + return false; +} + +template<> +inline auto find(const char* first, const char* last, char value, const char*& out) -> bool +{ + out = static_cast( + std::memchr(first, value, to_unsigned(last - first)) + ); + return out != nullptr; +} + +// Parses the range [begin, end) as an unsigned integer. This function assumes +// that the range is non-empty and the first character is a digit. +template +FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, int error_value) noexcept -> int +{ + FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); + unsigned value = 0, prev = 0; + auto p = begin; + do + { + prev = value; + value = value * 10 + unsigned(*p - '0'); + ++p; + } while (p != end && '0' <= *p && *p <= '9'); + auto num_digits = p - begin; + begin = p; + if (num_digits <= std::numeric_limits::digits10) + return static_cast(value); + // Check for overflow. + const unsigned max = to_unsigned((std::numeric_limits::max)()); + return num_digits == std::numeric_limits::digits10 + 1 && + prev * 10ull + unsigned(p[-1] - '0') <= max ? + static_cast(value) : + error_value; +} + +// Parses fill and alignment. +template +FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, Handler&& handler) -> const Char* +{ + FMT_ASSERT(begin != end, ""); + auto align = align::none; + auto p = begin + code_point_length(begin); + if (end - p <= 0) + p = begin; + for (;;) + { + switch (to_ascii(*p)) + { + case '<': + align = align::left; + break; + case '>': + align = align::right; + break; + case '^': + align = align::center; + break; + default: + break; + } + if (align != align::none) + { + if (p != begin) + { + auto c = *begin; + if (c == '{') + return handler.on_error("invalid fill character '{'"), begin; + handler.on_fill(basic_string_view(begin, to_unsigned(p - begin))); + begin = p + 1; + } + else + ++begin; + handler.on_align(align); + break; + } + else if (p == begin) + { + break; + } + p = begin; + } + return begin; +} + +template +FMT_CONSTEXPR bool is_name_start(Char c) +{ + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; +} + +template +FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, IDHandler&& handler) -> const Char* +{ + FMT_ASSERT(begin != end, ""); + Char c = *begin; + if (c >= '0' && c <= '9') + { + int index = 0; + if (c != '0') + index = + parse_nonnegative_int(begin, end, (std::numeric_limits::max)()); + else + ++begin; + if (begin == end || (*begin != '}' && *begin != ':')) + handler.on_error("invalid format string"); + else + handler(index); + return begin; + } + if (!is_name_start(c)) + { + handler.on_error("invalid format string"); + return begin; + } + auto it = begin; + do + { + ++it; + } while (it != end && (is_name_start(c = *it) || ('0' <= c && c <= '9'))); + handler(basic_string_view(begin, to_unsigned(it - begin))); + return it; +} + +template +FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char* begin, const Char* end, IDHandler&& handler) -> const Char* +{ + Char c = *begin; + if (c != '}' && c != ':') + return do_parse_arg_id(begin, end, handler); + handler(); + return begin; +} + +template +FMT_CONSTEXPR auto parse_width(const Char* begin, const Char* end, Handler&& handler) -> const Char* +{ + using detail::auto_id; + struct width_adapter + { + Handler& handler; + + FMT_CONSTEXPR void operator()() + { + handler.on_dynamic_width(auto_id()); + } + FMT_CONSTEXPR void operator()(int id) + { + handler.on_dynamic_width(id); + } + FMT_CONSTEXPR void operator()(basic_string_view id) + { + handler.on_dynamic_width(id); + } + FMT_CONSTEXPR void on_error(const char* message) + { + if (message) + handler.on_error(message); + } + }; + + FMT_ASSERT(begin != end, ""); + if ('0' <= *begin && *begin <= '9') + { + int width = parse_nonnegative_int(begin, end, -1); + if (width != -1) + handler.on_width(width); + else + handler.on_error("number is too big"); + } + else if (*begin == '{') + { + ++begin; + if (begin != end) + begin = parse_arg_id(begin, end, width_adapter{handler}); + if (begin == end || *begin != '}') + return handler.on_error("invalid format string"), begin; + ++begin; + } + return begin; +} + +template +FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, Handler&& handler) -> const Char* +{ + using detail::auto_id; + struct precision_adapter + { + Handler& handler; + + FMT_CONSTEXPR void operator()() + { + handler.on_dynamic_precision(auto_id()); + } + FMT_CONSTEXPR void operator()(int id) + { + handler.on_dynamic_precision(id); + } + FMT_CONSTEXPR void operator()(basic_string_view id) + { + handler.on_dynamic_precision(id); + } + FMT_CONSTEXPR void on_error(const char* message) + { + if (message) + handler.on_error(message); + } + }; + + ++begin; + auto c = begin != end ? *begin : Char(); + if ('0' <= c && c <= '9') + { + auto precision = parse_nonnegative_int(begin, end, -1); + if (precision != -1) + handler.on_precision(precision); + else + handler.on_error("number is too big"); + } + else if (c == '{') + { + ++begin; + if (begin != end) + begin = parse_arg_id(begin, end, precision_adapter{handler}); + if (begin == end || *begin++ != '}') + return handler.on_error("invalid format string"), begin; + } + else + { + return handler.on_error("missing precision specifier"), begin; + } + handler.end_precision(); + return begin; +} + +template +FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type +{ + switch (to_ascii(type)) + { + case 'd': + return presentation_type::dec; + case 'o': + return presentation_type::oct; + case 'x': + return presentation_type::hex_lower; + case 'X': + return presentation_type::hex_upper; + case 'b': + return presentation_type::bin_lower; + case 'B': + return presentation_type::bin_upper; + case 'a': + return presentation_type::hexfloat_lower; + case 'A': + return presentation_type::hexfloat_upper; + case 'e': + return presentation_type::exp_lower; + case 'E': + return presentation_type::exp_upper; + case 'f': + return presentation_type::fixed_lower; + case 'F': + return presentation_type::fixed_upper; + case 'g': + return presentation_type::general_lower; + case 'G': + return presentation_type::general_upper; + case 'c': + return presentation_type::chr; + case 's': + return presentation_type::string; + case 'p': + return presentation_type::pointer; + case '?': + return presentation_type::debug; + default: + return presentation_type::none; + } +} + +// Parses standard format specifiers and sends notifications about parsed +// components to handler. +template +FMT_CONSTEXPR FMT_INLINE auto parse_format_specs(const Char* begin, const Char* end, SpecHandler&& handler) + -> const Char* +{ + if (1 < end - begin && begin[1] == '}' && is_ascii_letter(*begin) && + *begin != 'L') + { + presentation_type type = parse_presentation_type(*begin++); + if (type == presentation_type::none) + handler.on_error("invalid type specifier"); + handler.on_type(type); + return begin; + } + + if (begin == end) + return begin; + + begin = parse_align(begin, end, handler); + if (begin == end) + return begin; + + // Parse sign. + switch (to_ascii(*begin)) + { + case '+': + handler.on_sign(sign::plus); + ++begin; + break; + case '-': + handler.on_sign(sign::minus); + ++begin; + break; + case ' ': + handler.on_sign(sign::space); + ++begin; + break; + default: + break; + } + if (begin == end) + return begin; + + if (*begin == '#') + { + handler.on_hash(); + if (++begin == end) + return begin; + } + + // Parse zero flag. + if (*begin == '0') + { + handler.on_zero(); + if (++begin == end) + return begin; + } + + begin = parse_width(begin, end, handler); + if (begin == end) + return begin; + + // Parse precision. + if (*begin == '.') + { + begin = parse_precision(begin, end, handler); + if (begin == end) + return begin; + } + + if (*begin == 'L') + { + handler.on_localized(); + ++begin; + } + + // Parse type. + if (begin != end && *begin != '}') + { + presentation_type type = parse_presentation_type(*begin++); + if (type == presentation_type::none) + handler.on_error("invalid type specifier"); + handler.on_type(type); + } + return begin; +} + +template +FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, Handler&& handler) -> const Char* +{ + struct id_adapter + { + Handler& handler; + int arg_id; + + FMT_CONSTEXPR void operator()() + { + arg_id = handler.on_arg_id(); + } + FMT_CONSTEXPR void operator()(int id) + { + arg_id = handler.on_arg_id(id); + } + FMT_CONSTEXPR void operator()(basic_string_view id) + { + arg_id = handler.on_arg_id(id); + } + FMT_CONSTEXPR void on_error(const char* message) + { + if (message) + handler.on_error(message); + } + }; + + ++begin; + if (begin == end) + return handler.on_error("invalid format string"), end; + if (*begin == '}') + { + handler.on_replacement_field(handler.on_arg_id(), begin); + } + else if (*begin == '{') + { + handler.on_text(begin, begin + 1); + } + else + { + auto adapter = id_adapter{handler, 0}; + begin = parse_arg_id(begin, end, adapter); + Char c = begin != end ? *begin : Char(); + if (c == '}') + { + handler.on_replacement_field(adapter.arg_id, begin); + } + else if (c == ':') + { + begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); + if (begin == end || *begin != '}') + return handler.on_error("unknown format specifier"), end; + } + else + { + return handler.on_error("missing '}' in format string"), end; + } + } + return begin + 1; +} + +template +FMT_CONSTEXPR FMT_INLINE void parse_format_string( + basic_string_view format_str, Handler&& handler +) +{ + // Workaround a name-lookup bug in MSVC's modules implementation. + using detail::find; + + auto begin = format_str.data(); + auto end = begin + format_str.size(); + if (end - begin < 32) + { + // Use a simple loop instead of memchr for small strings. + const Char* p = begin; + while (p != end) + { + auto c = *p++; + if (c == '{') + { + handler.on_text(begin, p - 1); + begin = p = parse_replacement_field(p - 1, end, handler); + } + else if (c == '}') + { + if (p == end || *p != '}') + return handler.on_error("unmatched '}' in format string"); + handler.on_text(begin, p); + begin = ++p; + } + } + handler.on_text(begin, end); + return; + } + struct writer + { + FMT_CONSTEXPR void operator()(const Char* from, const Char* to) + { + if (from == to) + return; + for (;;) + { + const Char* p = nullptr; + if (!find(from, to, Char('}'), p)) + return handler_.on_text(from, to); + ++p; + if (p == to || *p != '}') + return handler_.on_error("unmatched '}' in format string"); + handler_.on_text(from, p); + from = p + 1; + } + } + Handler& handler_; + } write = {handler}; + while (begin != end) + { + // Doing two passes with memchr (one for '{' and another for '}') is up to + // 2.5x faster than the naive one-pass implementation on big format strings. + const Char* p = begin; + if (*begin != '{' && !find(begin + 1, end, Char('{'), p)) + return write(begin, end); + write(begin, p); + begin = parse_replacement_field(p, end, handler); + } +} + +template::value> +struct strip_named_arg +{ + using type = T; +}; +template +struct strip_named_arg +{ + using type = remove_cvref_t; +}; + +template +FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) + -> decltype(ctx.begin()) +{ + using char_type = typename ParseContext::char_type; + using context = buffer_context; + using stripped_type = typename strip_named_arg::type; + using mapped_type = conditional_t< + mapped_type_constant::value != type::custom_type, + decltype(arg_mapper().map(std::declval())), + stripped_type>; + auto f = conditional_t::value, formatter, fallback_formatter>(); + return f.parse(ctx); +} + +template +FMT_CONSTEXPR void check_int_type_spec(presentation_type type, ErrorHandler&& eh) +{ + if (type > presentation_type::bin_upper && type != presentation_type::chr) + eh.on_error("invalid type specifier"); +} + +// Checks char specs and returns true if the type spec is char (and not int). +template +FMT_CONSTEXPR auto check_char_specs(const basic_format_specs& specs, ErrorHandler&& eh = {}) -> bool +{ + if (specs.type != presentation_type::none && + specs.type != presentation_type::chr && + specs.type != presentation_type::debug) + { + check_int_type_spec(specs.type, eh); + return false; + } + if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) + eh.on_error("invalid format specifier for char"); + return true; +} + +// A floating-point presentation format. +enum class float_format : unsigned char +{ + general, // General: exponent notation or fixed point based on magnitude. + exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. + fixed, // Fixed point with the default precision of 6, e.g. 0.0012. + hex +}; + +struct float_specs +{ + int precision; + float_format format : 8; + sign_t sign : 8; + bool upper : 1; + bool locale : 1; + bool binary32 : 1; + bool showpoint : 1; +}; + +template +FMT_CONSTEXPR auto parse_float_type_spec(const basic_format_specs& specs, ErrorHandler&& eh = {}) + -> float_specs +{ + auto result = float_specs(); + result.showpoint = specs.alt; + result.locale = specs.localized; + switch (specs.type) + { + case presentation_type::none: + result.format = float_format::general; + break; + case presentation_type::general_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::general_lower: + result.format = float_format::general; + break; + case presentation_type::exp_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::exp_lower: + result.format = float_format::exp; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::fixed_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::fixed_lower: + result.format = float_format::fixed; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::hexfloat_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::hexfloat_lower: + result.format = float_format::hex; + break; + default: + eh.on_error("invalid type specifier"); + break; + } + return result; +} + +template +FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, ErrorHandler&& eh = {}) -> bool +{ + if (type == presentation_type::none || type == presentation_type::string || + type == presentation_type::debug) + return true; + if (type != presentation_type::pointer) + eh.on_error("invalid type specifier"); + return false; +} + +template +FMT_CONSTEXPR void check_string_type_spec(presentation_type type, ErrorHandler&& eh = {}) +{ + if (type != presentation_type::none && type != presentation_type::string && + type != presentation_type::debug) + eh.on_error("invalid type specifier"); +} + +template +FMT_CONSTEXPR void check_pointer_type_spec(presentation_type type, ErrorHandler&& eh) +{ + if (type != presentation_type::none && type != presentation_type::pointer) + eh.on_error("invalid type specifier"); +} + +// A parse_format_specs handler that checks if specifiers are consistent with +// the argument type. +template +class specs_checker : public Handler +{ +private: + detail::type arg_type_; + + FMT_CONSTEXPR void require_numeric_argument() + { + if (!is_arithmetic_type(arg_type_)) + this->on_error("format specifier requires numeric argument"); + } + +public: + FMT_CONSTEXPR specs_checker(const Handler& handler, detail::type arg_type) : + Handler(handler), + arg_type_(arg_type) + { + } + + FMT_CONSTEXPR void on_align(align_t align) + { + if (align == align::numeric) + require_numeric_argument(); + Handler::on_align(align); + } + + FMT_CONSTEXPR void on_sign(sign_t s) + { + require_numeric_argument(); + if (is_integral_type(arg_type_) && arg_type_ != type::int_type && + arg_type_ != type::long_long_type && arg_type_ != type::int128_type && + arg_type_ != type::char_type) + { + this->on_error("format specifier requires signed argument"); + } + Handler::on_sign(s); + } + + FMT_CONSTEXPR void on_hash() + { + require_numeric_argument(); + Handler::on_hash(); + } + + FMT_CONSTEXPR void on_localized() + { + require_numeric_argument(); + Handler::on_localized(); + } + + FMT_CONSTEXPR void on_zero() + { + require_numeric_argument(); + Handler::on_zero(); + } + + FMT_CONSTEXPR void end_precision() + { + if (is_integral_type(arg_type_) || arg_type_ == type::pointer_type) + this->on_error("precision not allowed for this argument type"); + } +}; + +constexpr int invalid_arg_index = -1; + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template +constexpr auto get_arg_index_by_name(basic_string_view name) -> int +{ + if constexpr (detail::is_statically_named_arg()) + { + if (name == T::name) + return N; + } + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name(name); + (void)name; // Workaround an MSVC bug about "unused" parameter. + return invalid_arg_index; +} +#endif + +template +FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view name) -> int +{ +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name<0, Args...>(name); +#endif + (void)name; + return invalid_arg_index; +} + +template +class format_string_checker +{ +private: + // In the future basic_format_parse_context will replace compile_parse_context + // here and will use is_constant_evaluated and downcasting to access the data + // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. + using parse_context_type = compile_parse_context; + static constexpr int num_args = sizeof...(Args); + + // Format specifier parsing function. + using parse_func = const Char* (*)(parse_context_type&); + + parse_context_type context_; + parse_func parse_funcs_[num_args > 0 ? static_cast(num_args) : 1]; + type types_[num_args > 0 ? static_cast(num_args) : 1]; + +public: + explicit FMT_CONSTEXPR format_string_checker( + basic_string_view format_str, ErrorHandler eh + ) : + context_(format_str, num_args, types_, eh), + parse_funcs_{&parse_format_specs...}, + types_{ + mapped_type_constant>::value...} + { + } + + FMT_CONSTEXPR void on_text(const Char*, const Char*) + { + } + + FMT_CONSTEXPR auto on_arg_id() -> int + { + return context_.next_arg_id(); + } + FMT_CONSTEXPR auto on_arg_id(int id) -> int + { + return context_.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int + { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + auto index = get_arg_index_by_name(id); + if (index == invalid_arg_index) + on_error("named argument is not found"); + return context_.check_arg_id(index), index; +#else + (void)id; + on_error("compile-time checks for named arguments require C++20 support"); + return 0; +#endif + } + + FMT_CONSTEXPR void on_replacement_field(int, const Char*) + { + } + + FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) + -> const Char* + { + context_.advance_to(context_.begin() + (begin - &*context_.begin())); + // id >= 0 check is a workaround for gcc 10 bug (#2065). + return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; + } + + FMT_CONSTEXPR void on_error(const char* message) + { + context_.on_error(message); + } +}; + +// Reports a compile-time error if S is not a valid format string. +template::value)> +FMT_INLINE void check_format_string(const S&) +{ +#ifdef FMT_ENFORCE_COMPILE_STRING + static_assert(is_compile_string::value, "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " + "FMT_STRING."); +#endif +} +template::value)> +void check_format_string(S format_str) +{ + FMT_CONSTEXPR auto s = basic_string_view(format_str); + using checker = format_string_checker...>; + FMT_CONSTEXPR bool invalid_format = + (parse_format_string(s, checker(s, {})), true); + ignore_unused(invalid_format); +} + +template +void vformat_to( + buffer& buf, basic_string_view fmt, basic_format_args)> args, locale_ref loc = {} +); + +FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); +#ifndef _WIN32 +inline void vprint_mojibake(std::FILE*, string_view, format_args) +{ +} +#endif +FMT_END_DETAIL_NAMESPACE + +// A formatter specialization for the core types corresponding to detail::type +// constants. +template +struct formatter::value != detail::type::custom_type>> +{ +private: + detail::dynamic_format_specs specs_; + +public: + // Parses format specifiers stopping either at the end of the range or at the + // terminating '}'. + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + auto begin = ctx.begin(), end = ctx.end(); + if (begin == end) + return begin; + using handler_type = detail::dynamic_specs_handler; + auto type = detail::type_constant::value; + auto checker = + detail::specs_checker(handler_type(specs_, ctx), type); + auto it = detail::parse_format_specs(begin, end, checker); + auto eh = ctx.error_handler(); + switch (type) + { + case detail::type::none_type: + FMT_ASSERT(false, "invalid argument type"); + break; + case detail::type::bool_type: + if (specs_.type == presentation_type::none || + specs_.type == presentation_type::string) + { + break; + } + FMT_FALLTHROUGH; + case detail::type::int_type: + case detail::type::uint_type: + case detail::type::long_long_type: + case detail::type::ulong_long_type: + case detail::type::int128_type: + case detail::type::uint128_type: + detail::check_int_type_spec(specs_.type, eh); + break; + case detail::type::char_type: + detail::check_char_specs(specs_, eh); + break; + case detail::type::float_type: + if (detail::const_check(FMT_USE_FLOAT)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "float support disabled"); + break; + case detail::type::double_type: + if (detail::const_check(FMT_USE_DOUBLE)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "double support disabled"); + break; + case detail::type::long_double_type: + if (detail::const_check(FMT_USE_LONG_DOUBLE)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "long double support disabled"); + break; + case detail::type::cstring_type: + detail::check_cstring_type_spec(specs_.type, eh); + break; + case detail::type::string_type: + detail::check_string_type_spec(specs_.type, eh); + break; + case detail::type::pointer_type: + detail::check_pointer_type_spec(specs_.type, eh); + break; + case detail::type::custom_type: + // Custom format specifiers are checked in parse functions of + // formatter specializations. + break; + } + return it; + } + + template::value, enable_if_t<(U == detail::type::string_type || U == detail::type::cstring_type || U == detail::type::char_type), int> = 0> + FMT_CONSTEXPR void set_debug_format() + { + specs_.type = presentation_type::debug; + } + + template + FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const + -> decltype(ctx.out()); +}; + +#define FMT_FORMAT_AS(Type, Base) \ + template \ + struct formatter : formatter \ + { \ + template \ + auto format(Type const& val, FormatContext& ctx) const \ + -> decltype(ctx.out()) \ + { \ + return formatter::format(static_cast(val), ctx); \ + } \ + } + +FMT_FORMAT_AS(signed char, int); +FMT_FORMAT_AS(unsigned char, unsigned); +FMT_FORMAT_AS(short, int); +FMT_FORMAT_AS(unsigned short, unsigned); +FMT_FORMAT_AS(long, long long); +FMT_FORMAT_AS(unsigned long, unsigned long long); +FMT_FORMAT_AS(Char*, const Char*); +FMT_FORMAT_AS(std::basic_string, basic_string_view); +FMT_FORMAT_AS(std::nullptr_t, const void*); +FMT_FORMAT_AS(detail::std_string_view, basic_string_view); + +template +struct basic_runtime +{ + basic_string_view str; +}; + +/** A compile-time format string. */ +template +class basic_format_string +{ +private: + basic_string_view str_; + +public: + template>::value)> + FMT_CONSTEVAL FMT_INLINE basic_format_string(const S& s) : + str_(s) + { + static_assert( + detail::count< + (std::is_base_of>::value && + std::is_reference::value)...>() == 0, + "passing views as lvalues is disallowed" + ); +#ifdef FMT_HAS_CONSTEVAL + if constexpr (detail::count_named_args() == detail::count_statically_named_args()) + { + using checker = detail::format_string_checker...>; + detail::parse_format_string(str_, checker(s, {})); + } +#else + detail::check_format_string(s); +#endif + } + basic_format_string(basic_runtime r) : + str_(r.str) + { + } + + FMT_INLINE operator basic_string_view() const + { + return str_; + } +}; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template +using format_string = string_view; +inline auto runtime(string_view s) -> string_view +{ + return s; +} +#else +template +using format_string = basic_format_string...>; +/** + \rst + Creates a runtime format string. + + **Example**:: + + // Check format string at runtime instead of compile-time. + fmt::print(fmt::runtime("{:d}"), "I am not a number"); + \endrst + */ +inline auto runtime(string_view s) -> basic_runtime +{ + return {{s}}; +} +#endif + +FMT_API auto vformat(string_view fmt, format_args args) -> std::string; + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and returns the result + as a string. + + **Example**:: + + #include + std::string message = fmt::format("The answer is {}.", 42); + \endrst +*/ +template +FMT_NODISCARD FMT_INLINE auto format(format_string fmt, T&&... args) + -> std::string +{ + return vformat(fmt, fmt::make_format_args(args...)); +} + +/** Formats a string and writes the output to ``out``. */ +template::value)> +auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt +{ + using detail::get_buffer; + auto&& buf = get_buffer(out); + detail::vformat_to(buf, fmt, args, {}); + return detail::get_iterator(buf); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes the result to + the output iterator ``out`` and returns the iterator past the end of the output + range. `format_to` does not append a terminating null character. + + **Example**:: + + auto out = std::vector(); + fmt::format_to(std::back_inserter(out), "{}", 42); + \endrst + */ +template::value)> +FMT_INLINE auto format_to(OutputIt out, format_string fmt, T&&... args) + -> OutputIt +{ + return vformat_to(out, fmt, fmt::make_format_args(args...)); +} + +template +struct format_to_n_result +{ + /** Iterator past the end of the output range. */ + OutputIt out; + /** Total (not truncated) output size. */ + size_t size; +}; + +template::value)> +auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) + -> format_to_n_result +{ + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + detail::vformat_to(buf, fmt, args, {}); + return {buf.out(), buf.count()}; +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes up to ``n`` + characters of the result to the output iterator ``out`` and returns the total + (not truncated) output size and the iterator past the end of the output range. + `format_to_n` does not append a terminating null character. + \endrst + */ +template::value)> +FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string fmt, T&&... args) -> format_to_n_result +{ + return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); +} + +/** Returns the number of chars in the output of ``format(fmt, args...)``. */ +template +FMT_NODISCARD FMT_INLINE auto formatted_size(format_string fmt, T&&... args) -> size_t +{ + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, string_view(fmt), fmt::make_format_args(args...), {}); + return buf.count(); +} + +FMT_API void vprint(string_view fmt, format_args args); +FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the output + to ``stdout``. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template +FMT_INLINE void print(format_string fmt, T&&... args) +{ + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(fmt, vargs) : detail::vprint_mojibake(stdout, fmt, vargs); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file ``f``. + + **Example**:: + + fmt::print(stderr, "Don't {}!", "panic"); + \endrst + */ +template +FMT_INLINE void print(std::FILE* f, format_string fmt, T&&... args) +{ + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(f, fmt, vargs) : detail::vprint_mojibake(f, fmt, vargs); +} + +FMT_MODULE_EXPORT_END +FMT_GCC_PRAGMA("GCC pop_options") +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +#include "format.h" +#endif +#endif // FMT_CORE_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/fmt.license.rst b/CAPI/spdlog/include/spdlog/fmt/bundled/fmt.license.rst new file mode 100644 index 0000000..f0ec3db --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/fmt.license.rst @@ -0,0 +1,27 @@ +Copyright (c) 2012 - present, Victor Zverovich + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +--- Optional exception to the license --- + +As an exception, if, as a result of your compiling your source code, portions +of this Software are embedded into a machine-executable object form of such +source code, you may redistribute such embedded portions in such object form +without including the above copyright and permission notices. diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/format-inl.h b/CAPI/spdlog/include/spdlog/fmt/bundled/format-inl.h new file mode 100644 index 0000000..a7bbbeb --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/format-inl.h @@ -0,0 +1,2974 @@ +// Formatting library for C++ - implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_FORMAT_INL_H_ +#define FMT_FORMAT_INL_H_ + +#include +#include +#include // errno +#include +#include +#include +#include // std::memmove +#include +#include + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +#include +#endif + +#ifdef _WIN32 +#include // _isatty +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail +{ + + FMT_FUNC void assert_fail(const char* file, int line, const char* message) + { + // Use unchecked std::fprintf to avoid triggering another assertion when + // writing to stderr fails + std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); + // Chosen instead of std::abort to satisfy Clang in CUDA mode during device + // code pass. + std::terminate(); + } + + FMT_FUNC void throw_format_error(const char* message) + { + FMT_THROW(format_error(message)); + } + + FMT_FUNC void format_error_code(detail::buffer& out, int error_code, string_view message) noexcept + { + // Report error code making sure that the output fits into + // inline_buffer_size to avoid dynamic memory allocation and potential + // bad_alloc. + out.try_resize(0); + static const char SEP[] = ": "; + static const char ERROR_STR[] = "error "; + // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. + size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; + auto abs_value = static_cast>(error_code); + if (detail::is_negative(error_code)) + { + abs_value = 0 - abs_value; + ++error_code_size; + } + error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); + auto it = buffer_appender(out); + if (message.size() <= inline_buffer_size - error_code_size) + format_to(it, FMT_STRING("{}{}"), message, SEP); + format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); + FMT_ASSERT(out.size() <= inline_buffer_size, ""); + } + + FMT_FUNC void report_error(format_func func, int error_code, const char* message) noexcept + { + memory_buffer full_message; + func(full_message, error_code, message); + // Don't use fwrite_fully because the latter may throw. + if (std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) + std::fputc('\n', stderr); + } + + // A wrapper around fwrite that throws on error. + inline void fwrite_fully(const void* ptr, size_t size, size_t count, FILE* stream) + { + size_t written = std::fwrite(ptr, size, count, stream); + if (written < count) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); + } + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR + template + locale_ref::locale_ref(const Locale& loc) : + locale_(&loc) + { + static_assert(std::is_same::value, ""); + } + + template + Locale locale_ref::get() const + { + static_assert(std::is_same::value, ""); + return locale_ ? *static_cast(locale_) : std::locale(); + } + + template + FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result + { + auto& facet = std::use_facet>(loc.get()); + auto grouping = facet.grouping(); + auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); + return {std::move(grouping), thousands_sep}; + } + template + FMT_FUNC Char decimal_point_impl(locale_ref loc) + { + return std::use_facet>(loc.get()) + .decimal_point(); + } +#else + template + FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result + { + return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; + } + template + FMT_FUNC Char decimal_point_impl(locale_ref) + { + return '.'; + } +#endif +} // namespace detail + +#if !FMT_MSC_VERSION +FMT_API FMT_FUNC format_error::~format_error() noexcept = default; +#endif + +FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, format_args args) +{ + auto ec = std::error_code(error_code, std::generic_category()); + return std::system_error(ec, vformat(format_str, args)); +} + +namespace detail +{ + + template + inline bool operator==(basic_fp x, basic_fp y) + { + return x.f == y.f && x.e == y.e; + } + + // Compilers should be able to optimize this into the ror instruction. + FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept + { + r &= 31; + return (n >> r) | (n << (32 - r)); + } + FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept + { + r &= 63; + return (n >> r) | (n << (64 - r)); + } + + // Computes 128-bit result of multiplication of two 64-bit unsigned integers. + inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept + { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return {static_cast(p >> 64), static_cast(p)}; +#elif defined(_MSC_VER) && defined(_M_X64) + auto result = uint128_fallback(); + result.lo_ = _umul128(x, y, &result.hi_); + return result; +#else + const uint64_t mask = static_cast(max_value()); + + uint64_t a = x >> 32; + uint64_t b = x & mask; + uint64_t c = y >> 32; + uint64_t d = y & mask; + + uint64_t ac = a * c; + uint64_t bc = b * c; + uint64_t ad = a * d; + uint64_t bd = b * d; + + uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); + + return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), (intermediate << 32) + (bd & mask)}; +#endif + } + + // Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. + namespace dragonbox + { + // Computes upper 64 bits of multiplication of two 64-bit unsigned integers. + inline uint64_t umul128_upper64(uint64_t x, uint64_t y) noexcept + { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return static_cast(p >> 64); +#elif defined(_MSC_VER) && defined(_M_X64) + return __umulh(x, y); +#else + return umul128(x, y).high(); +#endif + } + + // Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a + // 128-bit unsigned integer. + inline uint128_fallback umul192_upper128(uint64_t x, uint128_fallback y) noexcept + { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; + } + + // Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a + // 64-bit unsigned integer. + inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept + { + return umul128_upper64(static_cast(x) << 32, y); + } + + // Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a + // 128-bit unsigned integer. + inline uint128_fallback umul192_lower128(uint64_t x, uint128_fallback y) noexcept + { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; + } + + // Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a + // 64-bit unsigned integer. + inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept + { + return x * y; + } + + // Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from + // https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. + inline int floor_log10_pow2(int e) noexcept + { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; + } + + // Various fast log computations. + inline int floor_log2_pow10(int e) noexcept + { + FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); + return (e * 1741647) >> 19; + } + inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept + { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; + } + + static constexpr struct + { + uint32_t divisor; + int shift_amount; + } div_small_pow10_infos[] = {{10, 16}, {100, 16}}; + + // Replaces n by floor(n / pow(10, N)) returning true if and only if n is + // divisible by pow(10, N). + // Precondition: n <= pow(10, N + 1). + template + bool check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept + { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; + n >>= info.shift_amount; + return result; + } + + // Computes floor(n / pow(10, N)) for small n and N. + // Precondition: n <= pow(10, N + 1). + template + uint32_t small_division_by_pow10(uint32_t n) noexcept + { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; + } + + // Computes floor(n / 10^(kappa + 1)) (float) + inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept + { + // 1374389535 = ceil(2^37/100) + return static_cast((static_cast(n) * 1374389535) >> 37); + } + // Computes floor(n / 10^(kappa + 1)) (double) + inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept + { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; + } + + // Various subroutines using pow10 cache + template + struct cache_accessor; + + template<> + struct cache_accessor + { + using carrier_uint = float_info::carrier_uint; + using cache_entry_type = uint64_t; + + static uint64_t get_cached_power(int k) noexcept + { + FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, "k is out of range"); + static constexpr const uint64_t pow10_significands[] = { + 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, 0xf1c90080baf72cb2, 0x971da05074da7bef, 0xbce5086492111aeb, 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, 0xe12e13424bb40e14, 0x8cbccc096f5088cc, 0xafebff0bcb24aaff, 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, 0xd6bf94d5e57a42bd, 0x8637bd05af6c69b6, 0xa7c5ac471b478424, 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, 0xc800000000000000, 0xfa00000000000000, 0x9c40000000000000, 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, 0xbebc200000000000, 0xee6b280000000000, 0x9502f90000000000, 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; + return pow10_significands[k - float_info::min_k]; + } + + struct compute_mul_result + { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result + { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul( + carrier_uint u, const cache_entry_type& cache + ) noexcept + { + auto r = umul96_upper64(u, cache); + return {static_cast(r >> 32), static_cast(r) == 0}; + } + + static uint32_t compute_delta(const cache_entry_type& cache, int beta) noexcept + { + return static_cast(cache >> (64 - 1 - beta)); + } + + static compute_mul_parity_result compute_mul_parity( + carrier_uint two_f, const cache_entry_type& cache, int beta + ) noexcept + { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, static_cast(r >> (32 - beta)) == 0}; + } + + static carrier_uint compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta + ) noexcept + { + return static_cast( + (cache - (cache >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta) + ); + } + + static carrier_uint compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta + ) noexcept + { + return static_cast( + (cache + (cache >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta) + ); + } + + static carrier_uint compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta + ) noexcept + { + return (static_cast( + cache >> (64 - num_significand_bits() - 2 - beta) + ) + + 1) / + 2; + } + }; + + template<> + struct cache_accessor + { + using carrier_uint = float_info::carrier_uint; + using cache_entry_type = uint128_fallback; + + static uint128_fallback get_cached_power(int k) noexcept + { + FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, "k is out of range"); + + static constexpr const uint128_fallback pow10_significands[] = { +#if FMT_USE_FULL_CACHE_DRAGONBOX + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0x9faacf3df73609b1, 0x77b191618c54e9ad}, + {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, + {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, + {0x9becce62836ac577, 0x4ee367f9430aec33}, + {0xc2e801fb244576d5, 0x229c41f793cda740}, + {0xf3a20279ed56d48a, 0x6b43527578c11110}, + {0x9845418c345644d6, 0x830a13896b78aaaa}, + {0xbe5691ef416bd60c, 0x23cc986bc656d554}, + {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, + {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, + {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, + {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, + {0x91376c36d99995be, 0x23100809b9c21fa2}, + {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, + {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, + {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, + {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, + {0xdd95317f31c7fa1d, 0x40405643d711d584}, + {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, + {0xad1c8eab5ee43b66, 0xda3243650005eed0}, + {0xd863b256369d4a40, 0x90bed43e40076a83}, + {0x873e4f75e2224e68, 0x5a7744a6e804a292}, + {0xa90de3535aaae202, 0x711515d0a205cb37}, + {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, + {0x8412d9991ed58091, 0xe858790afe9486c3}, + {0xa5178fff668ae0b6, 0x626e974dbe39a873}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, + {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, + {0xc987434744ac874e, 0xa327ffb266b56221}, + {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, + {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, + {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, + {0xf6019da07f549b2b, 0x7e2a53a146606a49}, + {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, + {0xc0314325637a1939, 0xfa911155fefb5309}, + {0xf03d93eebc589f88, 0x793555ab7eba27cb}, + {0x96267c7535b763b5, 0x4bc1558b2f3458df}, + {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, + {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, + {0x92a1958a7675175f, 0x0bfacd89ec191eca}, + {0xb749faed14125d36, 0xcef980ec671f667c}, + {0xe51c79a85916f484, 0x82b7e12780e7401b}, + {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, + {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, + {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, + {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, + {0xaecc49914078536d, 0x58fae9f773886e19}, + {0xda7f5bf590966848, 0xaf39a475506a899f}, + {0x888f99797a5e012d, 0x6d8406c952429604}, + {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, + {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, + {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0xd0601d8efc57b08b, 0xf13b94daf124da27}, + {0x823c12795db6ce57, 0x76c53d08d6b70859}, + {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, + {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, + {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, + {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, + {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, + {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, + {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, + {0xc21094364dfb5636, 0x985915fc12f542e5}, + {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, + {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, + {0xbd8430bd08277231, 0x50c6ff782a838354}, + {0xece53cec4a314ebd, 0xa4f8bf5635246429}, + {0x940f4613ae5ed136, 0x871b7795e136be9a}, + {0xb913179899f68584, 0x28e2557b59846e40}, + {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, + {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, + {0xb4bca50b065abe63, 0x0fed077a756b53aa}, + {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, + {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, + {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, + {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, + {0x89e42caaf9491b60, 0xf41686c49db57245}, + {0xac5d37d5b79b6239, 0x311c2875c522ced6}, + {0xd77485cb25823ac7, 0x7d633293366b828c}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, + {0xd267caa862a12d66, 0xd072df63c324fd7c}, + {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, + {0xa46116538d0deb78, 0x52d9be85f074e609}, + {0xcd795be870516656, 0x67902e276c921f8c}, + {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, + {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, + {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, + {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, + {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, + {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, + {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, + {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, + {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, + {0xef340a98172aace4, 0x86fb897116c87c35}, + {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, + {0xbae0a846d2195712, 0x8974836059cca10a}, + {0xe998d258869facd7, 0x2bd1a438703fc94c}, + {0x91ff83775423cc06, 0x7b6306a34627ddd0}, + {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, + {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, + {0x8e938662882af53e, 0x547eb47b7282ee9d}, + {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, + {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, + {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, + {0xae0b158b4738705e, 0x9624ab50b148d446}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, + {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, + {0xd47487cc8470652b, 0x7647c32000696720}, + {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, + {0xa5fb0a17c777cf09, 0xf468107100525891}, + {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, + {0x81ac1fe293d599bf, 0xc6f14cd848405531}, + {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, + {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, + {0xfd442e4688bd304a, 0x908f4a166d1da664}, + {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, + {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, + {0xf7549530e188c128, 0xd12bee59e68ef47d}, + {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, + {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, + {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, + {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, + {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, + {0xebdf661791d60f56, 0x111b495b3464ad22}, + {0x936b9fcebb25c995, 0xcab10dd900beec35}, + {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, + {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, + {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, + {0xb3f4e093db73a093, 0x59ed216765690f57}, + {0xe0f218b8d25088b8, 0x306869c13ec3532d}, + {0x8c974f7383725573, 0x1e414218c73a13fc}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, + {0x894bc396ce5da772, 0x6b8bba8c328eb784}, + {0xab9eb47c81f5114f, 0x066ea92f3f326565}, + {0xd686619ba27255a2, 0xc80a537b0efefebe}, + {0x8613fd0145877585, 0xbd06742ce95f5f37}, + {0xa798fc4196e952e7, 0x2c48113823b73705}, + {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, + {0x82ef85133de648c4, 0x9a984d73dbe722fc}, + {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, + {0xcc963fee10b7d1b3, 0x318df905079926a9}, + {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, + {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, + {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, + {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, + {0x9c1661a651213e2d, 0x06bea10ca65c084f}, + {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, + {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, + {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, + {0xbe89523386091465, 0xf6bbb397f1135824}, + {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, + {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, + {0xba121a4650e4ddeb, 0x92f34d62616ce414}, + {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, + {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, + {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, + {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, + {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, + {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, + {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, + {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, + {0x87625f056c7c4a8b, 0x11471cd764ad4973}, + {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, + {0xd389b47879823479, 0x4aff1d108d4ec2c4}, + {0x843610cb4bf160cb, 0xcedf722a585139bb}, + {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, + {0xce947a3da6a9273e, 0x733d226229feea33}, + {0x811ccc668829b887, 0x0806357d5a3f5260}, + {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, + {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, + {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, + {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, + {0xc5029163f384a931, 0x0a9e795e65d4df12}, + {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, + {0x99ea0196163fa42e, 0x504bced1bf8e4e46}, + {0xc06481fb9bcf8d39, 0xe45ec2862f71e1d7}, + {0xf07da27a82c37088, 0x5d767327bb4e5a4d}, + {0x964e858c91ba2655, 0x3a6a07f8d510f870}, + {0xbbe226efb628afea, 0x890489f70a55368c}, + {0xeadab0aba3b2dbe5, 0x2b45ac74ccea842f}, + {0x92c8ae6b464fc96f, 0x3b0b8bc90012929e}, + {0xb77ada0617e3bbcb, 0x09ce6ebb40173745}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0x8f57fa54c2a9eab6, 0x9fa946824a12232e}, + {0xb32df8e9f3546564, 0x47939822dc96abfa}, + {0xdff9772470297ebd, 0x59787e2b93bc56f8}, + {0x8bfbea76c619ef36, 0x57eb4edb3c55b65b}, + {0xaefae51477a06b03, 0xede622920b6b23f2}, + {0xdab99e59958885c4, 0xe95fab368e45ecee}, + {0x88b402f7fd75539b, 0x11dbcb0218ebb415}, + {0xaae103b5fcd2a881, 0xd652bdc29f26a11a}, + {0xd59944a37c0752a2, 0x4be76d3346f04960}, + {0x857fcae62d8493a5, 0x6f70a4400c562ddc}, + {0xa6dfbd9fb8e5b88e, 0xcb4ccd500f6bb953}, + {0xd097ad07a71f26b2, 0x7e2000a41346a7a8}, + {0x825ecc24c873782f, 0x8ed400668c0c28c9}, + {0xa2f67f2dfa90563b, 0x728900802f0f32fb}, + {0xcbb41ef979346bca, 0x4f2b40a03ad2ffba}, + {0xfea126b7d78186bc, 0xe2f610c84987bfa9}, + {0x9f24b832e6b0f436, 0x0dd9ca7d2df4d7ca}, + {0xc6ede63fa05d3143, 0x91503d1c79720dbc}, + {0xf8a95fcf88747d94, 0x75a44c6397ce912b}, + {0x9b69dbe1b548ce7c, 0xc986afbe3ee11abb}, + {0xc24452da229b021b, 0xfbe85badce996169}, + {0xf2d56790ab41c2a2, 0xfae27299423fb9c4}, + {0x97c560ba6b0919a5, 0xdccd879fc967d41b}, + {0xbdb6b8e905cb600f, 0x5400e987bbc1c921}, + {0xed246723473e3813, 0x290123e9aab23b69}, + {0x9436c0760c86e30b, 0xf9a0b6720aaf6522}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0xe7958cb87392c2c2, 0xb60b1d1230b20e05}, + {0x90bd77f3483bb9b9, 0xb1c6f22b5e6f48c3}, + {0xb4ecd5f01a4aa828, 0x1e38aeb6360b1af4}, + {0xe2280b6c20dd5232, 0x25c6da63c38de1b1}, + {0x8d590723948a535f, 0x579c487e5a38ad0f}, + {0xb0af48ec79ace837, 0x2d835a9df0c6d852}, + {0xdcdb1b2798182244, 0xf8e431456cf88e66}, + {0x8a08f0f8bf0f156b, 0x1b8e9ecb641b5900}, + {0xac8b2d36eed2dac5, 0xe272467e3d222f40}, + {0xd7adf884aa879177, 0x5b0ed81dcc6abb10}, + {0x86ccbb52ea94baea, 0x98e947129fc2b4ea}, + {0xa87fea27a539e9a5, 0x3f2398d747b36225}, + {0xd29fe4b18e88640e, 0x8eec7f0d19a03aae}, + {0x83a3eeeef9153e89, 0x1953cf68300424ad}, + {0xa48ceaaab75a8e2b, 0x5fa8c3423c052dd8}, + {0xcdb02555653131b6, 0x3792f412cb06794e}, + {0x808e17555f3ebf11, 0xe2bbd88bbee40bd1}, + {0xa0b19d2ab70e6ed6, 0x5b6aceaeae9d0ec5}, + {0xc8de047564d20a8b, 0xf245825a5a445276}, + {0xfb158592be068d2e, 0xeed6e2f0f0d56713}, + {0x9ced737bb6c4183d, 0x55464dd69685606c}, + {0xc428d05aa4751e4c, 0xaa97e14c3c26b887}, + {0xf53304714d9265df, 0xd53dd99f4b3066a9}, + {0x993fe2c6d07b7fab, 0xe546a8038efe402a}, + {0xbf8fdb78849a5f96, 0xde98520472bdd034}, + {0xef73d256a5c0f77c, 0x963e66858f6d4441}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xbb127c53b17ec159, 0x5560c018580d5d53}, + {0xe9d71b689dde71af, 0xaab8f01e6e10b4a7}, + {0x9226712162ab070d, 0xcab3961304ca70e9}, + {0xb6b00d69bb55c8d1, 0x3d607b97c5fd0d23}, + {0xe45c10c42a2b3b05, 0x8cb89a7db77c506b}, + {0x8eb98a7a9a5b04e3, 0x77f3608e92adb243}, + {0xb267ed1940f1c61c, 0x55f038b237591ed4}, + {0xdf01e85f912e37a3, 0x6b6c46dec52f6689}, + {0x8b61313bbabce2c6, 0x2323ac4b3b3da016}, + {0xae397d8aa96c1b77, 0xabec975e0a0d081b}, + {0xd9c7dced53c72255, 0x96e7bd358c904a22}, + {0x881cea14545c7575, 0x7e50d64177da2e55}, + {0xaa242499697392d2, 0xdde50bd1d5d0b9ea}, + {0xd4ad2dbfc3d07787, 0x955e4ec64b44e865}, + {0x84ec3c97da624ab4, 0xbd5af13bef0b113f}, + {0xa6274bbdd0fadd61, 0xecb1ad8aeacdd58f}, + {0xcfb11ead453994ba, 0x67de18eda5814af3}, + {0x81ceb32c4b43fcf4, 0x80eacf948770ced8}, + {0xa2425ff75e14fc31, 0xa1258379a94d028e}, + {0xcad2f7f5359a3b3e, 0x096ee45813a04331}, + {0xfd87b5f28300ca0d, 0x8bca9d6e188853fd}, + {0x9e74d1b791e07e48, 0x775ea264cf55347e}, + {0xc612062576589dda, 0x95364afe032a819e}, + {0xf79687aed3eec551, 0x3a83ddbd83f52205}, + {0x9abe14cd44753b52, 0xc4926a9672793543}, + {0xc16d9a0095928a27, 0x75b7053c0f178294}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0x971da05074da7bee, 0xd3f6fc16ebca5e04}, + {0xbce5086492111aea, 0x88f4bb1ca6bcf585}, + {0xec1e4a7db69561a5, 0x2b31e9e3d06c32e6}, + {0x9392ee8e921d5d07, 0x3aff322e62439fd0}, + {0xb877aa3236a4b449, 0x09befeb9fad487c3}, + {0xe69594bec44de15b, 0x4c2ebe687989a9b4}, + {0x901d7cf73ab0acd9, 0x0f9d37014bf60a11}, + {0xb424dc35095cd80f, 0x538484c19ef38c95}, + {0xe12e13424bb40e13, 0x2865a5f206b06fba}, + 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0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, + {0xf70867153aa2db38, + 0xb8cbee4fc66d1ea8} +#else + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0xc350000000000000, 0x0000000000000000}, + {0x9dc5ada82b70b59d, 0xf020000000000000}, + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + { 0x95527a5202df0ccb, + 0x0f37801e0c43ebc9 } +#endif + }; + +#if FMT_USE_FULL_CACHE_DRAGONBOX + return pow10_significands[k - float_info::min_k]; +#else + static constexpr const uint64_t powers_of_5_64[] = { + 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, 0x000000000000007d, 0x0000000000000271, 0x0000000000000c35, 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, 0x00000000001dcd65, 0x00000000009502f9, 0x0000000002e90edd, 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, 0x000003782dace9d9, 0x00001158e460913d, 0x000056bc75e2d631, 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; + + static const int compression_ratio = 27; + + // Compute base index. + int cache_index = (k - float_info::min_k) / compression_ratio; + int kb = cache_index * compression_ratio + float_info::min_k; + int offset = k - kb; + + // Get base cache. + uint128_fallback base_cache = pow10_significands[cache_index]; + if (offset == 0) + return base_cache; + + // Compute the required amount of bit-shift. + int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; + FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); + + // Try to recover the real cache. + uint64_t pow5 = powers_of_5_64[offset]; + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); + + recovered_cache += middle_low.high(); + + uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); + uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); + + recovered_cache = + uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; +#endif + } + + struct compute_mul_result + { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result + { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul( + carrier_uint u, const cache_entry_type& cache + ) noexcept + { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; + } + + static uint32_t compute_delta(cache_entry_type const& cache, int beta) noexcept + { + return static_cast(cache.high() >> (64 - 1 - beta)); + } + + static compute_mul_parity_result compute_mul_parity( + carrier_uint two_f, const cache_entry_type& cache, int beta + ) noexcept + { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; + } + + static carrier_uint compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta + ) noexcept + { + return (cache.high() - + (cache.high() >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta); + } + + static carrier_uint compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta + ) noexcept + { + return (cache.high() + + (cache.high() >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta); + } + + static carrier_uint compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta + ) noexcept + { + return ((cache.high() >> (64 - num_significand_bits() - 2 - beta)) + + 1) / + 2; + } + }; + + // Various integer checks + template + bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept + { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; + } + + // Remove trailing zeros from n and return the number of zeros removed (float) + FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept + { + FMT_ASSERT(n != 0, ""); + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 0; + while (true) + { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) + break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) + { + n = q; + s |= 1; + } + + return s; + } + + // Removes trailing zeros and returns the number of zeros removed (double) + FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept + { + FMT_ASSERT(n != 0, ""); + + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); + + // Is n is divisible by 10^8? + if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) + { + // If yes, work with the quotient. + auto n32 = static_cast(nm.high() >> (90 - 64)); + + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 8; + while (true) + { + auto q = rotr(n32 * mod_inv_25, 2); + if (q > max_value() / 100) + break; + n32 = q; + s += 2; + } + auto q = rotr(n32 * mod_inv_5, 1); + if (q <= max_value() / 10) + { + n32 = q; + s |= 1; + } + + n = n32; + return s; + } + + // If n is not divisible by 10^8, work with n itself. + const uint64_t mod_inv_5 = 0xcccccccccccccccd; + const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 0; + while (true) + { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) + break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) + { + n = q; + s |= 1; + } + + return s; + } + + // The main algorithm for shorter interval case + template + FMT_INLINE decimal_fp shorter_interval_case(int exponent) noexcept + { + decimal_fp ret_value; + // Compute k and beta + const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute xi and zi + using cache_entry_type = typename cache_accessor::cache_entry_type; + const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); + + auto xi = cache_accessor::compute_left_endpoint_for_shorter_interval_case( + cache, beta + ); + auto zi = cache_accessor::compute_right_endpoint_for_shorter_interval_case( + cache, beta + ); + + // If the left endpoint is not an integer, increase it + if (!is_left_endpoint_integer_shorter_interval(exponent)) + ++xi; + + // Try bigger divisor + ret_value.significand = zi / 10; + + // If succeed, remove trailing zeros if necessary and return + if (ret_value.significand * 10 >= xi) + { + ret_value.exponent = minus_k + 1; + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + } + + // Otherwise, compute the round-up of y + ret_value.significand = + cache_accessor::compute_round_up_for_shorter_interval_case(cache, beta); + ret_value.exponent = minus_k; + + // When tie occurs, choose one of them according to the rule + if (exponent >= float_info::shorter_interval_tie_lower_threshold && + exponent <= float_info::shorter_interval_tie_upper_threshold) + { + ret_value.significand = ret_value.significand % 2 == 0 ? ret_value.significand : ret_value.significand - 1; + } + else if (ret_value.significand < xi) + { + ++ret_value.significand; + } + return ret_value; + } + + template + decimal_fp to_decimal(T x) noexcept + { + // Step 1: integer promotion & Schubfach multiplier calculation. + + using carrier_uint = typename float_info::carrier_uint; + using cache_entry_type = typename cache_accessor::cache_entry_type; + auto br = bit_cast(x); + + // Extract significand bits and exponent bits. + const carrier_uint significand_mask = + (static_cast(1) << num_significand_bits()) - 1; + carrier_uint significand = (br & significand_mask); + int exponent = + static_cast((br & exponent_mask()) >> num_significand_bits()); + + if (exponent != 0) + { // Check if normal. + exponent -= exponent_bias() + num_significand_bits(); + + // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. + if (significand == 0) + return shorter_interval_case(exponent); + + significand |= (static_cast(1) << num_significand_bits()); + } + else + { + // Subnormal case; the interval is always regular. + if (significand == 0) + return {0, 0}; + exponent = + std::numeric_limits::min_exponent - num_significand_bits() - 1; + } + + const bool include_left_endpoint = (significand % 2 == 0); + const bool include_right_endpoint = include_left_endpoint; + + // Compute k and beta. + const int minus_k = floor_log10_pow2(exponent) - float_info::kappa; + const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute zi and deltai. + // 10^kappa <= deltai < 10^(kappa + 1) + const uint32_t deltai = cache_accessor::compute_delta(cache, beta); + const carrier_uint two_fc = significand << 1; + + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor::compute_mul_result z_mul = + cache_accessor::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. + + // Using an upper bound on zi, we might be able to optimize the division + // better than the compiler; we are computing zi / big_divisor here. + decimal_fp ret_value; + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast(z_mul.result - float_info::big_divisor * ret_value.significand); + + if (r < deltai) + { + // Exclude the right endpoint if necessary. + if (r == 0 && (z_mul.is_integer & !include_right_endpoint)) + { + --ret_value.significand; + r = float_info::big_divisor; + goto small_divisor_case_label; + } + } + else if (r > deltai) + { + goto small_divisor_case_label; + } + else + { + // r == deltai; compare fractional parts. + const typename cache_accessor::compute_mul_parity_result x_mul = + cache_accessor::compute_mul_parity(two_fc - 1, cache, beta); + + if (!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) + goto small_divisor_case_label; + } + ret_value.exponent = minus_k + float_info::kappa + 1; + + // We may need to remove trailing zeros. + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + + // Step 3: Find the significand with the smaller divisor. + + small_divisor_case_label: + ret_value.significand *= 10; + ret_value.exponent = minus_k + float_info::kappa; + + uint32_t dist = r - (deltai / 2) + (float_info::small_divisor / 2); + const bool approx_y_parity = + ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; + + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = + check_divisibility_and_divide_by_pow10::kappa>(dist); + + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; + + if (!divisible_by_small_divisor) + return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if (y_mul.parity != approx_y_parity) + --ret_value.significand; + else if (y_mul.is_integer & (ret_value.significand % 2 != 0)) + --ret_value.significand; + return ret_value; + } + } // namespace dragonbox + +#ifdef _MSC_VER + FMT_FUNC auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) + -> int + { + auto args = va_list(); + va_start(args, fmt); + int result = vsnprintf_s(buf, size, _TRUNCATE, fmt, args); + va_end(args); + return result; + } +#endif +} // namespace detail + +template<> +struct formatter +{ + FMT_CONSTEXPR auto parse(format_parse_context& ctx) + -> format_parse_context::iterator + { + return ctx.begin(); + } + + template + auto format(const detail::bigint& n, FormatContext& ctx) const -> + typename FormatContext::iterator + { + auto out = ctx.out(); + bool first = true; + for (auto i = n.bigits_.size(); i > 0; --i) + { + auto value = n.bigits_[i - 1u]; + if (first) + { + out = format_to(out, FMT_STRING("{:x}"), value); + first = false; + continue; + } + out = format_to(out, FMT_STRING("{:08x}"), value); + } + if (n.exp_ > 0) + out = format_to(out, FMT_STRING("p{}"), n.exp_ * detail::bigint::bigit_bits); + return out; + } +}; + +FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) +{ + for_each_codepoint(s, [this](uint32_t cp, string_view) + { + if (cp == invalid_code_point) FMT_THROW(std::runtime_error("invalid utf8")); + if (cp <= 0xFFFF) { + buffer_.push_back(static_cast(cp)); + } else { + cp -= 0x10000; + buffer_.push_back(static_cast(0xD800 + (cp >> 10))); + buffer_.push_back(static_cast(0xDC00 + (cp & 0x3FF))); + } + return true; }); + buffer_.push_back(0); +} + +FMT_FUNC void format_system_error(detail::buffer& out, int error_code, const char* message) noexcept +{ + FMT_TRY + { + auto ec = std::error_code(error_code, std::generic_category()); + write(std::back_inserter(out), std::system_error(ec, message).what()); + return; + } + FMT_CATCH(...) + { + } + format_error_code(out, error_code, message); +} + +FMT_FUNC void report_system_error(int error_code, const char* message) noexcept +{ + report_error(format_system_error, error_code, message); +} + +FMT_FUNC std::string vformat(string_view fmt, format_args args) +{ + // Don't optimize the "{}" case to keep the binary size small and because it + // can be better optimized in fmt::format anyway. + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + return to_string(buffer); +} + +namespace detail +{ +#ifdef _WIN32 + using dword = conditional_t; + extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // + void*, + const void*, + dword, + dword*, + void* + ); + + FMT_FUNC bool write_console(std::FILE* f, string_view text) + { + auto fd = _fileno(f); + if (_isatty(fd)) + { + detail::utf8_to_utf16 u16(string_view(text.data(), text.size())); + auto written = detail::dword(); + if (detail::WriteConsoleW(reinterpret_cast(_get_osfhandle(fd)), u16.c_str(), static_cast(u16.size()), &written, nullptr)) + { + return true; + } + } + // We return false if the file descriptor was not TTY, or it was but + // SetConsoleW failed which can happen if the output has been redirected to + // NUL. In both cases when we return false, we should attempt to do regular + // write via fwrite or std::ostream::write. + return false; + } +#endif + + FMT_FUNC void print(std::FILE* f, string_view text) + { +#ifdef _WIN32 + if (write_console(f, text)) + return; +#endif + detail::fwrite_fully(text.data(), 1, text.size(), f); + } +} // namespace detail + +FMT_FUNC void vprint(std::FILE* f, string_view format_str, format_args args) +{ + memory_buffer buffer; + detail::vformat_to(buffer, format_str, args); + detail::print(f, {buffer.data(), buffer.size()}); +} + +#ifdef _WIN32 +// Print assuming legacy (non-Unicode) encoding. +FMT_FUNC void detail::vprint_mojibake(std::FILE* f, string_view format_str, format_args args) +{ + memory_buffer buffer; + detail::vformat_to(buffer, format_str, basic_format_args>(args)); + fwrite_fully(buffer.data(), 1, buffer.size(), f); +} +#endif + +FMT_FUNC void vprint(string_view format_str, format_args args) +{ + vprint(stdout, format_str, args); +} + +namespace detail +{ + + struct singleton + { + unsigned char upper; + unsigned char lower_count; + }; + + inline auto is_printable(uint16_t x, const singleton* singletons, size_t singletons_size, const unsigned char* singleton_lowers, const unsigned char* normal, size_t normal_size) + -> bool + { + auto upper = x >> 8; + auto lower_start = 0; + for (size_t i = 0; i < singletons_size; ++i) + { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if (upper < s.upper) + break; + if (upper == s.upper) + { + for (auto j = lower_start; j < lower_end; ++j) + { + if (singleton_lowers[j] == (x & 0xff)) + return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast(x); + auto current = true; + for (size_t i = 0; i < normal_size; ++i) + { + auto v = static_cast(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if (xsigned < 0) + break; + current = !current; + } + return current; + } + + // This code is generated by support/printable.py. + FMT_FUNC auto is_printable(uint32_t cp) -> bool + { + static constexpr singleton singletons0[] = { + {0x00, 1}, + {0x03, 5}, + {0x05, 6}, + {0x06, 3}, + {0x07, 6}, + {0x08, 8}, + {0x09, 17}, + {0x0a, 28}, + {0x0b, 25}, + {0x0c, 20}, + {0x0d, 16}, + {0x0e, 13}, + {0x0f, 4}, + {0x10, 3}, + {0x12, 18}, + {0x13, 9}, + {0x16, 1}, + {0x17, 5}, + {0x18, 2}, + {0x19, 3}, + {0x1a, 7}, + {0x1c, 2}, + {0x1d, 1}, + {0x1f, 22}, + {0x20, 3}, + {0x2b, 3}, + {0x2c, 2}, + {0x2d, 11}, + {0x2e, 1}, + {0x30, 3}, + {0x31, 2}, + {0x32, 1}, + {0xa7, 2}, + {0xa9, 2}, + {0xaa, 4}, + {0xab, 8}, + {0xfa, 2}, + {0xfb, 5}, + {0xfd, 4}, + {0xfe, 3}, + {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, + 0x78, + 0x79, + 0x8b, + 0x8d, + 0xa2, + 0x30, + 0x57, + 0x58, + 0x8b, + 0x8c, + 0x90, + 0x1c, + 0x1d, + 0xdd, + 0x0e, + 0x0f, + 0x4b, + 0x4c, + 0xfb, + 0xfc, + 0x2e, + 0x2f, + 0x3f, + 0x5c, + 0x5d, + 0x5f, + 0xb5, + 0xe2, + 0x84, + 0x8d, + 0x8e, + 0x91, + 0x92, + 0xa9, + 0xb1, + 0xba, + 0xbb, + 0xc5, + 0xc6, + 0xc9, + 0xca, + 0xde, + 0xe4, + 0xe5, + 0xff, + 0x00, + 0x04, + 0x11, + 0x12, + 0x29, + 0x31, + 0x34, + 0x37, + 0x3a, + 0x3b, + 0x3d, + 0x49, + 0x4a, + 0x5d, + 0x84, + 0x8e, + 0x92, + 0xa9, + 0xb1, + 0xb4, + 0xba, + 0xbb, + 0xc6, + 0xca, + 0xce, + 0xcf, + 0xe4, + 0xe5, + 0x00, + 0x04, + 0x0d, + 0x0e, + 0x11, + 0x12, + 0x29, + 0x31, + 0x34, + 0x3a, + 0x3b, + 0x45, + 0x46, + 0x49, + 0x4a, + 0x5e, + 0x64, + 0x65, + 0x84, + 0x91, + 0x9b, + 0x9d, + 0xc9, + 0xce, + 0xcf, + 0x0d, + 0x11, + 0x29, + 0x45, + 0x49, + 0x57, + 0x64, + 0x65, + 0x8d, + 0x91, + 0xa9, + 0xb4, + 0xba, + 0xbb, + 0xc5, + 0xc9, + 0xdf, + 0xe4, + 0xe5, + 0xf0, + 0x0d, + 0x11, + 0x45, + 0x49, + 0x64, + 0x65, + 0x80, + 0x84, + 0xb2, + 0xbc, + 0xbe, + 0xbf, + 0xd5, + 0xd7, + 0xf0, + 0xf1, + 0x83, + 0x85, + 0x8b, + 0xa4, + 0xa6, + 0xbe, + 0xbf, + 0xc5, + 0xc7, + 0xce, + 0xcf, + 0xda, + 0xdb, + 0x48, + 0x98, + 0xbd, + 0xcd, + 0xc6, + 0xce, + 0xcf, + 0x49, + 0x4e, + 0x4f, + 0x57, + 0x59, + 0x5e, + 0x5f, + 0x89, + 0x8e, + 0x8f, + 0xb1, + 0xb6, + 0xb7, + 0xbf, + 0xc1, + 0xc6, + 0xc7, + 0xd7, + 0x11, + 0x16, + 0x17, + 0x5b, + 0x5c, + 0xf6, + 0xf7, + 0xfe, + 0xff, + 0x80, + 0x0d, + 0x6d, + 0x71, + 0xde, + 0xdf, + 0x0e, + 0x0f, + 0x1f, + 0x6e, + 0x6f, + 0x1c, + 0x1d, + 0x5f, + 0x7d, + 0x7e, + 0xae, + 0xaf, + 0xbb, + 0xbc, + 0xfa, + 0x16, + 0x17, + 0x1e, + 0x1f, + 0x46, + 0x47, + 0x4e, + 0x4f, + 0x58, + 0x5a, + 0x5c, + 0x5e, + 0x7e, + 0x7f, + 0xb5, + 0xc5, + 0xd4, + 0xd5, + 0xdc, + 0xf0, + 0xf1, + 0xf5, + 0x72, + 0x73, + 0x8f, + 0x74, + 0x75, + 0x96, + 0x2f, + 0x5f, + 0x26, + 0x2e, + 0x2f, + 0xa7, + 0xaf, + 0xb7, + 0xbf, + 0xc7, + 0xcf, + 0xd7, + 0xdf, + 0x9a, + 0x40, + 0x97, + 0x98, + 0x30, + 0x8f, + 0x1f, + 0xc0, + 0xc1, + 0xce, + 0xff, + 0x4e, + 0x4f, + 0x5a, + 0x5b, + 0x07, + 0x08, + 0x0f, + 0x10, + 0x27, + 0x2f, + 0xee, + 0xef, + 0x6e, + 0x6f, + 0x37, + 0x3d, + 0x3f, + 0x42, + 0x45, + 0x90, + 0x91, + 0xfe, + 0xff, + 0x53, + 0x67, + 0x75, + 0xc8, + 0xc9, + 0xd0, + 0xd1, + 0xd8, + 0xd9, + 0xe7, + 0xfe, + 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, + {0x01, 1}, + {0x03, 1}, + {0x04, 2}, + {0x08, 8}, + {0x09, 2}, + {0x0a, 5}, + {0x0b, 2}, + {0x0e, 4}, + {0x10, 1}, + {0x11, 2}, + {0x12, 5}, + {0x13, 17}, + {0x14, 1}, + {0x15, 2}, + {0x17, 2}, + {0x19, 13}, + {0x1c, 5}, + {0x1d, 8}, + {0x24, 1}, + {0x6a, 3}, + {0x6b, 2}, + {0xbc, 2}, + {0xd1, 2}, + {0xd4, 12}, + {0xd5, 9}, + {0xd6, 2}, + {0xd7, 2}, + {0xda, 1}, + {0xe0, 5}, + {0xe1, 2}, + {0xe8, 2}, + {0xee, 32}, + {0xf0, 4}, + {0xf8, 2}, + {0xf9, 2}, + {0xfa, 2}, + {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, + 0x27, + 0x3b, + 0x3e, + 0x4e, + 0x4f, + 0x8f, + 0x9e, + 0x9e, + 0x9f, + 0x06, + 0x07, + 0x09, + 0x36, + 0x3d, + 0x3e, + 0x56, + 0xf3, + 0xd0, + 0xd1, + 0x04, + 0x14, + 0x18, + 0x36, + 0x37, + 0x56, + 0x57, + 0x7f, + 0xaa, + 0xae, + 0xaf, + 0xbd, + 0x35, + 0xe0, + 0x12, + 0x87, + 0x89, + 0x8e, + 0x9e, + 0x04, + 0x0d, + 0x0e, + 0x11, + 0x12, + 0x29, + 0x31, + 0x34, + 0x3a, + 0x45, + 0x46, + 0x49, + 0x4a, + 0x4e, + 0x4f, + 0x64, + 0x65, + 0x5c, + 0xb6, + 0xb7, + 0x1b, + 0x1c, + 0x07, + 0x08, + 0x0a, + 0x0b, + 0x14, + 0x17, + 0x36, + 0x39, + 0x3a, + 0xa8, + 0xa9, + 0xd8, + 0xd9, + 0x09, + 0x37, + 0x90, + 0x91, + 0xa8, + 0x07, + 0x0a, + 0x3b, + 0x3e, + 0x66, + 0x69, + 0x8f, + 0x92, + 0x6f, + 0x5f, + 0xee, + 0xef, + 0x5a, + 0x62, + 0x9a, + 0x9b, + 0x27, + 0x28, + 0x55, + 0x9d, + 0xa0, + 0xa1, + 0xa3, + 0xa4, + 0xa7, + 0xa8, + 0xad, + 0xba, + 0xbc, + 0xc4, + 0x06, + 0x0b, + 0x0c, + 0x15, + 0x1d, + 0x3a, + 0x3f, + 0x45, + 0x51, + 0xa6, + 0xa7, + 0xcc, + 0xcd, + 0xa0, + 0x07, + 0x19, + 0x1a, + 0x22, + 0x25, + 0x3e, + 0x3f, + 0xc5, + 0xc6, + 0x04, + 0x20, + 0x23, + 0x25, + 0x26, + 0x28, + 0x33, + 0x38, + 0x3a, + 0x48, + 0x4a, + 0x4c, + 0x50, + 0x53, + 0x55, + 0x56, + 0x58, + 0x5a, + 0x5c, + 0x5e, + 0x60, + 0x63, + 0x65, + 0x66, + 0x6b, + 0x73, + 0x78, + 0x7d, + 0x7f, + 0x8a, + 0xa4, + 0xaa, + 0xaf, + 0xb0, + 0xc0, + 0xd0, + 0xae, + 0xaf, + 0x79, + 0xcc, + 0x6e, + 0x6f, + 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, + 0x20, + 0x5f, + 0x22, + 0x82, + 0xdf, + 0x04, + 0x82, + 0x44, + 0x08, + 0x1b, + 0x04, + 0x06, + 0x11, + 0x81, + 0xac, + 0x0e, + 0x80, + 0xab, + 0x35, + 0x28, + 0x0b, + 0x80, + 0xe0, + 0x03, + 0x19, + 0x08, + 0x01, + 0x04, + 0x2f, + 0x04, + 0x34, + 0x04, + 0x07, + 0x03, + 0x01, + 0x07, + 0x06, + 0x07, + 0x11, + 0x0a, + 0x50, + 0x0f, + 0x12, + 0x07, + 0x55, + 0x07, + 0x03, + 0x04, + 0x1c, + 0x0a, + 0x09, + 0x03, + 0x08, + 0x03, + 0x07, + 0x03, + 0x02, + 0x03, + 0x03, + 0x03, + 0x0c, + 0x04, + 0x05, + 0x03, + 0x0b, + 0x06, + 0x01, + 0x0e, + 0x15, + 0x05, + 0x3a, + 0x03, + 0x11, + 0x07, + 0x06, + 0x05, + 0x10, + 0x07, + 0x57, + 0x07, + 0x02, + 0x07, + 0x15, + 0x0d, + 0x50, + 0x04, + 0x43, + 0x03, + 0x2d, + 0x03, + 0x01, + 0x04, + 0x11, + 0x06, + 0x0f, + 0x0c, + 0x3a, + 0x04, + 0x1d, + 0x25, + 0x5f, + 0x20, + 0x6d, + 0x04, + 0x6a, + 0x25, + 0x80, + 0xc8, + 0x05, + 0x82, + 0xb0, + 0x03, + 0x1a, + 0x06, + 0x82, + 0xfd, + 0x03, + 0x59, + 0x07, + 0x15, + 0x0b, + 0x17, + 0x09, + 0x14, + 0x0c, + 0x14, + 0x0c, + 0x6a, + 0x06, + 0x0a, + 0x06, + 0x1a, + 0x06, + 0x59, + 0x07, + 0x2b, + 0x05, + 0x46, + 0x0a, + 0x2c, + 0x04, + 0x0c, + 0x04, + 0x01, + 0x03, + 0x31, + 0x0b, + 0x2c, + 0x04, + 0x1a, + 0x06, + 0x0b, + 0x03, + 0x80, + 0xac, + 0x06, + 0x0a, + 0x06, + 0x21, + 0x3f, + 0x4c, + 0x04, + 0x2d, + 0x03, + 0x74, + 0x08, + 0x3c, + 0x03, + 0x0f, + 0x03, + 0x3c, + 0x07, + 0x38, + 0x08, + 0x2b, + 0x05, + 0x82, + 0xff, + 0x11, + 0x18, + 0x08, + 0x2f, + 0x11, + 0x2d, + 0x03, + 0x20, + 0x10, + 0x21, + 0x0f, + 0x80, + 0x8c, + 0x04, + 0x82, + 0x97, + 0x19, + 0x0b, + 0x15, + 0x88, + 0x94, + 0x05, + 0x2f, + 0x05, + 0x3b, + 0x07, + 0x02, + 0x0e, + 0x18, + 0x09, + 0x80, + 0xb3, + 0x2d, + 0x74, + 0x0c, + 0x80, + 0xd6, + 0x1a, + 0x0c, + 0x05, + 0x80, + 0xff, + 0x05, + 0x80, + 0xdf, + 0x0c, + 0xee, + 0x0d, + 0x03, + 0x84, + 0x8d, + 0x03, + 0x37, + 0x09, + 0x81, + 0x5c, + 0x14, + 0x80, + 0xb8, + 0x08, + 0x80, + 0xcb, + 0x2a, + 0x38, + 0x03, + 0x0a, + 0x06, + 0x38, + 0x08, + 0x46, + 0x08, + 0x0c, + 0x06, + 0x74, + 0x0b, + 0x1e, + 0x03, + 0x5a, + 0x04, + 0x59, + 0x09, + 0x80, + 0x83, + 0x18, + 0x1c, + 0x0a, + 0x16, + 0x09, + 0x4c, + 0x04, + 0x80, + 0x8a, + 0x06, + 0xab, + 0xa4, + 0x0c, + 0x17, + 0x04, + 0x31, + 0xa1, + 0x04, + 0x81, + 0xda, + 0x26, + 0x07, + 0x0c, + 0x05, + 0x05, + 0x80, + 0xa5, + 0x11, + 0x81, + 0x6d, + 0x10, + 0x78, + 0x28, + 0x2a, + 0x06, + 0x4c, + 0x04, + 0x80, + 0x8d, + 0x04, + 0x80, + 0xbe, + 0x03, + 0x1b, + 0x03, + 0x0f, + 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, + 0x22, + 0x7b, + 0x05, + 0x03, + 0x04, + 0x2d, + 0x03, + 0x66, + 0x03, + 0x01, + 0x2f, + 0x2e, + 0x80, + 0x82, + 0x1d, + 0x03, + 0x31, + 0x0f, + 0x1c, + 0x04, + 0x24, + 0x09, + 0x1e, + 0x05, + 0x2b, + 0x05, + 0x44, + 0x04, + 0x0e, + 0x2a, + 0x80, + 0xaa, + 0x06, + 0x24, + 0x04, + 0x24, + 0x04, + 0x28, + 0x08, + 0x34, + 0x0b, + 0x01, + 0x80, + 0x90, + 0x81, + 0x37, + 0x09, + 0x16, + 0x0a, + 0x08, + 0x80, + 0x98, + 0x39, + 0x03, + 0x63, + 0x08, + 0x09, + 0x30, + 0x16, + 0x05, + 0x21, + 0x03, + 0x1b, + 0x05, + 0x01, + 0x40, + 0x38, + 0x04, + 0x4b, + 0x05, + 0x2f, + 0x04, + 0x0a, + 0x07, + 0x09, + 0x07, + 0x40, + 0x20, + 0x27, + 0x04, + 0x0c, + 0x09, + 0x36, + 0x03, + 0x3a, + 0x05, + 0x1a, + 0x07, + 0x04, + 0x0c, + 0x07, + 0x50, + 0x49, + 0x37, + 0x33, + 0x0d, + 0x33, + 0x07, + 0x2e, + 0x08, + 0x0a, + 0x81, + 0x26, + 0x52, + 0x4e, + 0x28, + 0x08, + 0x2a, + 0x56, + 0x1c, + 0x14, + 0x17, + 0x09, + 0x4e, + 0x04, + 0x1e, + 0x0f, + 0x43, + 0x0e, + 0x19, + 0x07, + 0x0a, + 0x06, + 0x48, + 0x08, + 0x27, + 0x09, + 0x75, + 0x0b, + 0x3f, + 0x41, + 0x2a, + 0x06, + 0x3b, + 0x05, + 0x0a, + 0x06, + 0x51, + 0x06, + 0x01, + 0x05, + 0x10, + 0x03, + 0x05, + 0x80, + 0x8b, + 0x62, + 0x1e, + 0x48, + 0x08, + 0x0a, + 0x80, + 0xa6, + 0x5e, + 0x22, + 0x45, + 0x0b, + 0x0a, + 0x06, + 0x0d, + 0x13, + 0x39, + 0x07, + 0x0a, + 0x36, + 0x2c, + 0x04, + 0x10, + 0x80, + 0xc0, + 0x3c, + 0x64, + 0x53, + 0x0c, + 0x48, + 0x09, + 0x0a, + 0x46, + 0x45, + 0x1b, + 0x48, + 0x08, + 0x53, + 0x1d, + 0x39, + 0x81, + 0x07, + 0x46, + 0x0a, + 0x1d, + 0x03, + 0x47, + 0x49, + 0x37, + 0x03, + 0x0e, + 0x08, + 0x0a, + 0x06, + 0x39, + 0x07, + 0x0a, + 0x81, + 0x36, + 0x19, + 0x80, + 0xb7, + 0x01, + 0x0f, + 0x32, + 0x0d, + 0x83, + 0x9b, + 0x66, + 0x75, + 0x0b, + 0x80, + 0xc4, + 0x8a, + 0xbc, + 0x84, + 0x2f, + 0x8f, + 0xd1, + 0x82, + 0x47, + 0xa1, + 0xb9, + 0x82, + 0x39, + 0x07, + 0x2a, + 0x04, + 0x02, + 0x60, + 0x26, + 0x0a, + 0x46, + 0x0a, + 0x28, + 0x05, + 0x13, + 0x82, + 0xb0, + 0x5b, + 0x65, + 0x4b, + 0x04, + 0x39, + 0x07, + 0x11, + 0x40, + 0x05, + 0x0b, + 0x02, + 0x0e, + 0x97, + 0xf8, + 0x08, + 0x84, + 0xd6, + 0x2a, + 0x09, + 0xa2, + 0xf7, + 0x81, + 0x1f, + 0x31, + 0x03, + 0x11, + 0x04, + 0x08, + 0x81, + 0x8c, + 0x89, + 0x04, + 0x6b, + 0x05, + 0x0d, + 0x03, + 0x09, + 0x07, + 0x10, + 0x93, + 0x60, + 0x80, + 0xf6, + 0x0a, + 0x73, + 0x08, + 0x6e, + 0x17, + 0x46, + 0x80, + 0x9a, + 0x14, + 0x0c, + 0x57, + 0x09, + 0x19, + 0x80, + 0x87, + 0x81, + 0x47, + 0x03, + 0x85, + 0x42, + 0x0f, + 0x15, + 0x85, + 0x50, + 0x2b, + 0x80, + 0xd5, + 0x2d, + 0x03, + 0x1a, + 0x04, + 0x02, + 0x81, + 0x70, + 0x3a, + 0x05, + 0x01, + 0x85, + 0x00, + 0x80, + 0xd7, + 0x29, + 0x4c, + 0x04, + 0x0a, + 0x04, + 0x02, + 0x83, + 0x11, + 0x44, + 0x4c, + 0x3d, + 0x80, + 0xc2, + 0x3c, + 0x06, + 0x01, + 0x04, + 0x55, + 0x05, + 0x1b, + 0x34, + 0x02, + 0x81, + 0x0e, + 0x2c, + 0x04, + 0x64, + 0x0c, + 0x56, + 0x0a, + 0x80, + 0xae, + 0x38, + 0x1d, + 0x0d, + 0x2c, + 0x04, + 0x09, + 0x07, + 0x02, + 0x0e, + 0x06, + 0x80, + 0x9a, + 0x83, + 0xd8, + 0x08, + 0x0d, + 0x03, + 0x0d, + 0x03, + 0x74, + 0x0c, + 0x59, + 0x07, + 0x0c, + 0x14, + 0x0c, + 0x04, + 0x38, + 0x08, + 0x0a, + 0x06, + 0x28, + 0x08, + 0x22, + 0x4e, + 0x81, + 0x54, + 0x0c, + 0x15, + 0x03, + 0x03, + 0x05, + 0x07, + 0x09, + 0x19, + 0x07, + 0x07, + 0x09, + 0x03, + 0x0d, + 0x07, + 0x29, + 0x80, + 0xcb, + 0x25, + 0x0a, + 0x84, + 0x06, + }; + auto lower = static_cast(cp); + if (cp < 0x10000) + { + return is_printable(lower, singletons0, sizeof(singletons0) / sizeof(*singletons0), singletons0_lower, normal0, sizeof(normal0)); + } + if (cp < 0x20000) + { + return is_printable(lower, singletons1, sizeof(singletons1) / sizeof(*singletons1), singletons1_lower, normal1, sizeof(normal1)); + } + if (0x2a6de <= cp && cp < 0x2a700) + return false; + if (0x2b735 <= cp && cp < 0x2b740) + return false; + if (0x2b81e <= cp && cp < 0x2b820) + return false; + if (0x2cea2 <= cp && cp < 0x2ceb0) + return false; + if (0x2ebe1 <= cp && cp < 0x2f800) + return false; + if (0x2fa1e <= cp && cp < 0x30000) + return false; + if (0x3134b <= cp && cp < 0xe0100) + return false; + if (0xe01f0 <= cp && cp < 0x110000) + return false; + return cp < 0x110000; + } + +} // namespace detail + +FMT_END_NAMESPACE + +#endif // FMT_FORMAT_INL_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/format.h b/CAPI/spdlog/include/spdlog/fmt/bundled/format.h new file mode 100644 index 0000000..3f3bf2a --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/format.h @@ -0,0 +1,4972 @@ +/* + Formatting library for C++ + + Copyright (c) 2012 - present, Victor Zverovich + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + --- Optional exception to the license --- + + As an exception, if, as a result of your compiling your source code, portions + of this Software are embedded into a machine-executable object form of such + source code, you may redistribute such embedded portions in such object form + without including the above copyright and permission notices. + */ + +#ifndef FMT_FORMAT_H_ +#define FMT_FORMAT_H_ + +#include // std::signbit +#include // uint32_t +#include // std::memcpy +#include // std::numeric_limits +#include // std::uninitialized_copy +#include // std::runtime_error +#include // std::system_error + +#ifdef __cpp_lib_bit_cast +#include // std::bitcast +#endif + +#include "core.h" + +#if FMT_GCC_VERSION +#define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) +#else +#define FMT_GCC_VISIBILITY_HIDDEN +#endif + +#ifdef __NVCC__ +#define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) +#else +#define FMT_CUDA_VERSION 0 +#endif + +#ifdef __has_builtin +#define FMT_HAS_BUILTIN(x) __has_builtin(x) +#else +#define FMT_HAS_BUILTIN(x) 0 +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +#define FMT_NOINLINE __attribute__((noinline)) +#else +#define FMT_NOINLINE +#endif + +#if FMT_MSC_VERSION +#define FMT_MSC_DEFAULT = default +#else +#define FMT_MSC_DEFAULT +#endif + +#ifndef FMT_THROW +#if FMT_EXCEPTIONS +#if FMT_MSC_VERSION || defined(__NVCC__) +FMT_BEGIN_NAMESPACE +namespace detail +{ + template + inline void do_throw(const Exception& x) + { + // Silence unreachable code warnings in MSVC and NVCC because these + // are nearly impossible to fix in a generic code. + volatile bool b = true; + if (b) + throw x; + } +} // namespace detail +FMT_END_NAMESPACE +#define FMT_THROW(x) detail::do_throw(x) +#else +#define FMT_THROW(x) throw x +#endif +#else +#define FMT_THROW(x) \ + do \ + { \ + FMT_ASSERT(false, (x).what()); \ + } while (false) +#endif +#endif + +#if FMT_EXCEPTIONS +#define FMT_TRY try +#define FMT_CATCH(x) catch (x) +#else +#define FMT_TRY if (true) +#define FMT_CATCH(x) if (false) +#endif + +#ifndef FMT_MAYBE_UNUSED +#if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) +#define FMT_MAYBE_UNUSED [[maybe_unused]] +#else +#define FMT_MAYBE_UNUSED +#endif +#endif + +#ifndef FMT_USE_USER_DEFINED_LITERALS +// EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. +#if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 407 || FMT_MSC_VERSION >= 1900) && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) +#define FMT_USE_USER_DEFINED_LITERALS 1 +#else +#define FMT_USE_USER_DEFINED_LITERALS 0 +#endif +#endif + +// Defining FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of +// integer formatter template instantiations to just one by only using the +// largest integer type. This results in a reduction in binary size but will +// cause a decrease in integer formatting performance. +#if !defined(FMT_REDUCE_INT_INSTANTIATIONS) +#define FMT_REDUCE_INT_INSTANTIATIONS 0 +#endif + +// __builtin_clz is broken in clang with Microsoft CodeGen: +// https://github.com/fmtlib/fmt/issues/519. +#if !FMT_MSC_VERSION +#if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION +#define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +#endif +#if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +#define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +#endif +#endif + +// __builtin_ctz is broken in Intel Compiler Classic on Windows: +// https://github.com/fmtlib/fmt/issues/2510. +#ifndef __ICL +#if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ + defined(__NVCOMPILER) +#define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +#endif +#if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ + FMT_ICC_VERSION || defined(__NVCOMPILER) +#define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) +#endif +#endif + +#if FMT_MSC_VERSION +#include // _BitScanReverse[64], _BitScanForward[64], _umul128 +#endif + +// Some compilers masquerade as both MSVC and GCC-likes or otherwise support +// __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the +// MSVC intrinsics if the clz and clzll builtins are not available. +#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && \ + !defined(FMT_BUILTIN_CTZLL) +FMT_BEGIN_NAMESPACE +namespace detail +{ +// Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. +#if !defined(__clang__) +#pragma intrinsic(_BitScanForward) +#pragma intrinsic(_BitScanReverse) +#if defined(_WIN64) +#pragma intrinsic(_BitScanForward64) +#pragma intrinsic(_BitScanReverse64) +#endif +#endif + + inline auto clz(uint32_t x) -> int + { + unsigned long r = 0; + _BitScanReverse(&r, x); + FMT_ASSERT(x != 0, ""); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. + FMT_MSC_WARNING(suppress : 6102) + return 31 ^ static_cast(r); + } +#define FMT_BUILTIN_CLZ(n) detail::clz(n) + + inline auto clzll(uint64_t x) -> int + { + unsigned long r = 0; +#ifdef _WIN64 + _BitScanReverse64(&r, x); +#else + // Scan the high 32 bits. + if (_BitScanReverse(&r, static_cast(x >> 32))) + return 63 ^ (r + 32); + // Scan the low 32 bits. + _BitScanReverse(&r, static_cast(x)); +#endif + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return 63 ^ static_cast(r); + } +#define FMT_BUILTIN_CLZLL(n) detail::clzll(n) + + inline auto ctz(uint32_t x) -> int + { + unsigned long r = 0; + _BitScanForward(&r, x); + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return static_cast(r); + } +#define FMT_BUILTIN_CTZ(n) detail::ctz(n) + + inline auto ctzll(uint64_t x) -> int + { + unsigned long r = 0; + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. +#ifdef _WIN64 + _BitScanForward64(&r, x); +#else + // Scan the low 32 bits. + if (_BitScanForward(&r, static_cast(x))) + return static_cast(r); + // Scan the high 32 bits. + _BitScanForward(&r, static_cast(x >> 32)); + r += 32; +#endif + return static_cast(r); + } +#define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) +} // namespace detail +FMT_END_NAMESPACE +#endif + +FMT_BEGIN_NAMESPACE +namespace detail +{ + + FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) + { + ignore_unused(condition); +#ifdef FMT_FUZZ + if (condition) + throw std::runtime_error("fuzzing limit reached"); +#endif + } + + template + struct string_literal + { + static constexpr CharT value[sizeof...(C)] = {C...}; + constexpr operator basic_string_view() const + { + return {value, sizeof...(C)}; + } + }; + +#if FMT_CPLUSPLUS < 201703L + template + constexpr CharT string_literal::value[sizeof...(C)]; +#endif + + template + class formatbuf : public Streambuf + { + private: + using char_type = typename Streambuf::char_type; + using streamsize = decltype(std::declval().sputn(nullptr, 0)); + using int_type = typename Streambuf::int_type; + using traits_type = typename Streambuf::traits_type; + + buffer& buffer_; + + public: + explicit formatbuf(buffer& buf) : + buffer_(buf) + { + } + + protected: + // The put area is always empty. This makes the implementation simpler and has + // the advantage that the streambuf and the buffer are always in sync and + // sputc never writes into uninitialized memory. A disadvantage is that each + // call to sputc always results in a (virtual) call to overflow. There is no + // disadvantage here for sputn since this always results in a call to xsputn. + + auto overflow(int_type ch) -> int_type override + { + if (!traits_type::eq_int_type(ch, traits_type::eof())) + buffer_.push_back(static_cast(ch)); + return ch; + } + + auto xsputn(const char_type* s, streamsize count) -> streamsize override + { + buffer_.append(s, s + count); + return count; + } + }; + + // Implementation of std::bit_cast for pre-C++20. + template + FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To + { +#ifdef __cpp_lib_bit_cast + if (is_constant_evaluated()) + return std::bit_cast(from); +#endif + auto to = To(); + // The cast suppresses a bogus -Wclass-memaccess on GCC. + std::memcpy(static_cast(&to), &from, sizeof(to)); + return to; + } + + inline auto is_big_endian() -> bool + { +#ifdef _WIN32 + return false; +#elif defined(__BIG_ENDIAN__) + return true; +#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) + return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; +#else + struct bytes + { + char data[sizeof(int)]; + }; + return bit_cast(1).data[0] == 0; +#endif + } + + class uint128_fallback + { + private: + uint64_t lo_, hi_; + + friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept; + + public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : + lo_(lo), + hi_(hi) + { + } + constexpr uint128_fallback(uint64_t value = 0) : + lo_(value), + hi_(0) + { + } + + constexpr uint64_t high() const noexcept + { + return hi_; + } + constexpr uint64_t low() const noexcept + { + return lo_; + } + + template::value)> + constexpr explicit operator T() const + { + return static_cast(lo_); + } + + friend constexpr auto operator==(const uint128_fallback& lhs, const uint128_fallback& rhs) -> bool + { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback& lhs, const uint128_fallback& rhs) -> bool + { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback& lhs, const uint128_fallback& rhs) -> bool + { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback& lhs, const uint128_fallback& rhs) + -> uint128_fallback + { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback& lhs, const uint128_fallback& rhs) + -> uint128_fallback + { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend auto operator+(const uint128_fallback& lhs, const uint128_fallback& rhs) -> uint128_fallback + { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) + -> uint128_fallback + { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) + -> uint128_fallback + { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; + } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback + { + if (shift == 64) + return {0, hi_}; + if (shift > 64) + return uint128_fallback(0, hi_) >> (shift - 64); + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback + { + if (shift == 64) + return {lo_, 0}; + if (shift > 64) + return uint128_fallback(lo_, 0) << (shift - 64); + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& + { + return *this = *this >> shift; + } + FMT_CONSTEXPR void operator+=(uint128_fallback n) + { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + + FMT_CONSTEXPR20 uint128_fallback& operator+=(uint64_t n) noexcept + { + if (is_constant_evaluated()) + { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); + return *this; + } +#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; +#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; +#elif defined(_MSC_VER) && defined(_M_X64) + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); +#else + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); +#endif + return *this; + } + }; + + using uint128_t = conditional_t; + +#ifdef UINTPTR_MAX + using uintptr_t = ::uintptr_t; +#else + using uintptr_t = uint128_t; +#endif + + // Returns the largest possible value for type T. Same as + // std::numeric_limits::max() but shorter and not affected by the max macro. + template + constexpr auto max_value() -> T + { + return (std::numeric_limits::max)(); + } + template + constexpr auto num_bits() -> int + { + return std::numeric_limits::digits; + } + // std::numeric_limits::digits may return 0 for 128-bit ints. + template<> + constexpr auto num_bits() -> int + { + return 128; + } + template<> + constexpr auto num_bits() -> int + { + return 128; + } + + // A heterogeneous bit_cast used for converting 96-bit long double to uint128_t + // and 128-bit pointers to uint128_fallback. + template sizeof(From))> + inline auto bit_cast(const From& from) -> To + { + constexpr auto size = static_cast(sizeof(From) / sizeof(unsigned)); + struct data_t + { + unsigned value[static_cast(size)]; + } data = bit_cast(from); + auto result = To(); + if (const_check(is_big_endian())) + { + for (int i = 0; i < size; ++i) + result = (result << num_bits()) | data.value[i]; + } + else + { + for (int i = size - 1; i >= 0; --i) + result = (result << num_bits()) | data.value[i]; + } + return result; + } + + FMT_INLINE void assume(bool condition) + { + (void)condition; +#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION + __builtin_assume(condition); +#endif + } + + // An approximation of iterator_t for pre-C++20 systems. + template + using iterator_t = decltype(std::begin(std::declval())); + template + using sentinel_t = decltype(std::end(std::declval())); + + // A workaround for std::string not having mutable data() until C++17. + template + inline auto get_data(std::basic_string& s) -> Char* + { + return &s[0]; + } + template + inline auto get_data(Container& c) -> typename Container::value_type* + { + return c.data(); + } + +#if defined(_SECURE_SCL) && _SECURE_SCL + // Make a checked iterator to avoid MSVC warnings. + template + using checked_ptr = stdext::checked_array_iterator; + template + constexpr auto make_checked(T* p, size_t size) -> checked_ptr + { + return {p, size}; + } +#else + template + using checked_ptr = T*; + template + constexpr auto make_checked(T* p, size_t) -> T* + { + return p; + } +#endif + + // Attempts to reserve space for n extra characters in the output range. + // Returns a pointer to the reserved range or a reference to it. + template::value)> +#if FMT_CLANG_VERSION >= 307 && !FMT_ICC_VERSION + __attribute__((no_sanitize("undefined"))) +#endif + inline auto + reserve(std::back_insert_iterator it, size_t n) + -> checked_ptr + { + Container& c = get_container(it); + size_t size = c.size(); + c.resize(size + n); + return make_checked(get_data(c) + size, n); + } + + template + inline auto reserve(buffer_appender it, size_t n) -> buffer_appender + { + buffer& buf = get_container(it); + buf.try_reserve(buf.size() + n); + return it; + } + + template + constexpr auto reserve(Iterator& it, size_t) -> Iterator& + { + return it; + } + + template + using reserve_iterator = + remove_reference_t(), 0))>; + + template + constexpr auto to_pointer(OutputIt, size_t) -> T* + { + return nullptr; + } + template + auto to_pointer(buffer_appender it, size_t n) -> T* + { + buffer& buf = get_container(it); + auto size = buf.size(); + if (buf.capacity() < size + n) + return nullptr; + buf.try_resize(size + n); + return buf.data() + size; + } + + template::value)> + inline auto base_iterator(std::back_insert_iterator& it, checked_ptr) + -> std::back_insert_iterator + { + return it; + } + + template + constexpr auto base_iterator(Iterator, Iterator it) -> Iterator + { + return it; + } + + // is spectacularly slow to compile in C++20 so use a simple fill_n + // instead (#1998). + template + FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T& value) + -> OutputIt + { + for (Size i = 0; i < count; ++i) + *out++ = value; + return out; + } + template + FMT_CONSTEXPR20 auto fill_n(T* out, Size count, char value) -> T* + { + if (is_constant_evaluated()) + { + return fill_n(out, count, value); + } + std::memset(out, value, to_unsigned(count)); + return out + count; + } + +#ifdef __cpp_char8_t + using char8_type = char8_t; +#else + enum char8_type : unsigned char + { + }; +#endif + + template + FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, OutputIt out) -> OutputIt + { + return copy_str(begin, end, out); + } + + // A public domain branchless UTF-8 decoder by Christopher Wellons: + // https://github.com/skeeto/branchless-utf8 + /* Decode the next character, c, from s, reporting errors in e. + * + * Since this is a branchless decoder, four bytes will be read from the + * buffer regardless of the actual length of the next character. This + * means the buffer _must_ have at least three bytes of zero padding + * following the end of the data stream. + * + * Errors are reported in e, which will be non-zero if the parsed + * character was somehow invalid: invalid byte sequence, non-canonical + * encoding, or a surrogate half. + * + * The function returns a pointer to the next character. When an error + * occurs, this pointer will be a guess that depends on the particular + * error, but it will always advance at least one byte. + */ + FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) + -> const char* + { + constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; + constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; + constexpr const int shiftc[] = {0, 18, 12, 6, 0}; + constexpr const int shifte[] = {0, 6, 4, 2, 0}; + + int len = code_point_length_impl(*s); + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + const char* next = s + len + !len; + + using uchar = unsigned char; + + // Assume a four-byte character and load four bytes. Unused bits are + // shifted out. + *c = uint32_t(uchar(s[0]) & masks[len]) << 18; + *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; + *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; + *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; + *c >>= shiftc[len]; + + // Accumulate the various error conditions. + *e = (*c < mins[len]) << 6; // non-canonical encoding + *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? + *e |= (*c > 0x10FFFF) << 8; // out of range? + *e |= (uchar(s[1]) & 0xc0) >> 2; + *e |= (uchar(s[2]) & 0xc0) >> 4; + *e |= uchar(s[3]) >> 6; + *e ^= 0x2a; // top two bits of each tail byte correct? + *e >>= shifte[len]; + + return next; + } + + constexpr uint32_t invalid_code_point = ~uint32_t(); + + // Invokes f(cp, sv) for every code point cp in s with sv being the string view + // corresponding to the code point. cp is invalid_code_point on error. + template + FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) + { + auto decode = [f](const char* buf_ptr, const char* ptr) + { + auto cp = uint32_t(); + auto error = 0; + auto end = utf8_decode(buf_ptr, &cp, &error); + bool result = f(error ? invalid_code_point : cp, string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); + return result ? (error ? buf_ptr + 1 : end) : nullptr; + }; + auto p = s.data(); + const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. + if (s.size() >= block_size) + { + for (auto end = p + s.size() - block_size + 1; p < end;) + { + p = decode(p, p); + if (!p) + return; + } + } + if (auto num_chars_left = s.data() + s.size() - p) + { + char buf[2 * block_size - 1] = {}; + copy_str(p, p + num_chars_left, buf); + const char* buf_ptr = buf; + do + { + auto end = decode(buf_ptr, p); + if (!end) + return; + p += end - buf_ptr; + buf_ptr = end; + } while (buf_ptr - buf < num_chars_left); + } + } + + template + inline auto compute_width(basic_string_view s) -> size_t + { + return s.size(); + } + + // Computes approximate display width of a UTF-8 string. + FMT_CONSTEXPR inline size_t compute_width(string_view s) + { + size_t num_code_points = 0; + // It is not a lambda for compatibility with C++14. + struct count_code_points + { + size_t* count; + FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool + { + *count += detail::to_unsigned( + 1 + + (cp >= 0x1100 && + (cp <= 0x115f || // Hangul Jamo init. consonants + cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET + cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET + // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: + (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || + (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables + (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs + (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms + (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms + (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms + (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms + (cp >= 0x20000 && cp <= 0x2fffd) || // CJK + (cp >= 0x30000 && cp <= 0x3fffd) || + // Miscellaneous Symbols and Pictographs + Emoticons: + (cp >= 0x1f300 && cp <= 0x1f64f) || + // Supplemental Symbols and Pictographs: + (cp >= 0x1f900 && cp <= 0x1f9ff))) + ); + return true; + } + }; + for_each_codepoint(s, count_code_points{&num_code_points}); + return num_code_points; + } + + inline auto compute_width(basic_string_view s) -> size_t + { + return compute_width( + string_view(reinterpret_cast(s.data()), s.size()) + ); + } + + template + inline auto code_point_index(basic_string_view s, size_t n) -> size_t + { + size_t size = s.size(); + return n < size ? n : size; + } + + // Calculates the index of the nth code point in a UTF-8 string. + inline auto code_point_index(string_view s, size_t n) -> size_t + { + const char* data = s.data(); + size_t num_code_points = 0; + for (size_t i = 0, size = s.size(); i != size; ++i) + { + if ((data[i] & 0xc0) != 0x80 && ++num_code_points > n) + return i; + } + return s.size(); + } + + inline auto code_point_index(basic_string_view s, size_t n) + -> size_t + { + return code_point_index( + string_view(reinterpret_cast(s.data()), s.size()), n + ); + } + +#ifndef FMT_USE_FLOAT128 +#ifdef __SIZEOF_FLOAT128__ +#define FMT_USE_FLOAT128 1 +#else +#define FMT_USE_FLOAT128 0 +#endif +#endif +#if FMT_USE_FLOAT128 + using float128 = __float128; +#else + using float128 = void; +#endif + template + using is_float128 = std::is_same; + + template + using is_floating_point = + bool_constant::value || is_float128::value>; + + template::value> + struct is_fast_float : bool_constant::is_iec559 && sizeof(T) <= sizeof(double)> + { + }; + template + struct is_fast_float : std::false_type + { + }; + + template + using is_double_double = bool_constant::digits == 106>; + +#ifndef FMT_USE_FULL_CACHE_DRAGONBOX +#define FMT_USE_FULL_CACHE_DRAGONBOX 0 +#endif + + template + template + void buffer::append(const U* begin, const U* end) + { + while (begin != end) + { + auto count = to_unsigned(end - begin); + try_reserve(size_ + count); + auto free_cap = capacity_ - size_; + if (free_cap < count) + count = free_cap; + std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); + size_ += count; + begin += count; + } + } + + template + struct is_locale : std::false_type + { + }; + template + struct is_locale> : std::true_type + { + }; +} // namespace detail + +FMT_MODULE_EXPORT_BEGIN + +// The number of characters to store in the basic_memory_buffer object itself +// to avoid dynamic memory allocation. +enum +{ + inline_buffer_size = 500 +}; + +/** + \rst + A dynamically growing memory buffer for trivially copyable/constructible types + with the first ``SIZE`` elements stored in the object itself. + + You can use the ``memory_buffer`` type alias for ``char`` instead. + + **Example**:: + + auto out = fmt::memory_buffer(); + format_to(std::back_inserter(out), "The answer is {}.", 42); + + This will append the following output to the ``out`` object: + + .. code-block:: none + + The answer is 42. + + The output can be converted to an ``std::string`` with ``to_string(out)``. + \endrst + */ +template> +class basic_memory_buffer final : public detail::buffer +{ +private: + T store_[SIZE]; + + // Don't inherit from Allocator avoid generating type_info for it. + Allocator alloc_; + + // Deallocate memory allocated by the buffer. + FMT_CONSTEXPR20 void deallocate() + { + T* data = this->data(); + if (data != store_) + alloc_.deallocate(data, this->capacity()); + } + +protected: + FMT_CONSTEXPR20 void grow(size_t size) override; + +public: + using value_type = T; + using const_reference = const T&; + + FMT_CONSTEXPR20 explicit basic_memory_buffer( + const Allocator& alloc = Allocator() + ) : + alloc_(alloc) + { + this->set(store_, SIZE); + if (detail::is_constant_evaluated()) + detail::fill_n(store_, SIZE, T()); + } + FMT_CONSTEXPR20 ~basic_memory_buffer() + { + deallocate(); + } + +private: + // Move data from other to this buffer. + FMT_CONSTEXPR20 void move(basic_memory_buffer& other) + { + alloc_ = std::move(other.alloc_); + T* data = other.data(); + size_t size = other.size(), capacity = other.capacity(); + if (data == other.store_) + { + this->set(store_, capacity); + detail::copy_str(other.store_, other.store_ + size, detail::make_checked(store_, capacity)); + } + else + { + this->set(data, capacity); + // Set pointer to the inline array so that delete is not called + // when deallocating. + other.set(other.store_, 0); + other.clear(); + } + this->resize(size); + } + +public: + /** + \rst + Constructs a :class:`fmt::basic_memory_buffer` object moving the content + of the other object to it. + \endrst + */ + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept + { + move(other); + } + + /** + \rst + Moves the content of the other ``basic_memory_buffer`` object to this one. + \endrst + */ + auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& + { + FMT_ASSERT(this != &other, ""); + deallocate(); + move(other); + return *this; + } + + // Returns a copy of the allocator associated with this buffer. + auto get_allocator() const -> Allocator + { + return alloc_; + } + + /** + Resizes the buffer to contain *count* elements. If T is a POD type new + elements may not be initialized. + */ + FMT_CONSTEXPR20 void resize(size_t count) + { + this->try_resize(count); + } + + /** Increases the buffer capacity to *new_capacity*. */ + void reserve(size_t new_capacity) + { + this->try_reserve(new_capacity); + } + + // Directly append data into the buffer + using detail::buffer::append; + template + void append(const ContiguousRange& range) + { + append(range.data(), range.data() + range.size()); + } +}; + +template +FMT_CONSTEXPR20 void basic_memory_buffer::grow( + size_t size +) +{ + detail::abort_fuzzing_if(size > 5000); + const size_t max_size = std::allocator_traits::max_size(alloc_); + size_t old_capacity = this->capacity(); + size_t new_capacity = old_capacity + old_capacity / 2; + if (size > new_capacity) + new_capacity = size; + else if (new_capacity > max_size) + new_capacity = size > max_size ? size : max_size; + T* old_data = this->data(); + T* new_data = + std::allocator_traits::allocate(alloc_, new_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + std::uninitialized_copy(old_data, old_data + this->size(), detail::make_checked(new_data, new_capacity)); + this->set(new_data, new_capacity); + // deallocate must not throw according to the standard, but even if it does, + // the buffer already uses the new storage and will deallocate it in + // destructor. + if (old_data != store_) + alloc_.deallocate(old_data, old_capacity); +} + +using memory_buffer = basic_memory_buffer; + +template +struct is_contiguous> : std::true_type +{ +}; + +namespace detail +{ +#ifdef _WIN32 + FMT_API bool write_console(std::FILE* f, string_view text); +#endif + FMT_API void print(std::FILE*, string_view); +} // namespace detail + +/** A formatting error such as invalid format string. */ +FMT_CLASS_API +class FMT_API format_error : public std::runtime_error +{ +public: + explicit format_error(const char* message) : + std::runtime_error(message) + { + } + explicit format_error(const std::string& message) : + std::runtime_error(message) + { + } + format_error(const format_error&) = default; + format_error& operator=(const format_error&) = default; + format_error(format_error&&) = default; + format_error& operator=(format_error&&) = default; + ~format_error() noexcept override FMT_MSC_DEFAULT; +}; + +namespace detail_exported +{ +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + template + struct fixed_string + { + constexpr fixed_string(const Char (&str)[N]) + { + detail::copy_str(static_cast(str), str + N, data); + } + Char data[N] = {}; + }; +#endif + + // Converts a compile-time string to basic_string_view. + template + constexpr auto compile_string_to_view(const Char (&s)[N]) + -> basic_string_view + { + // Remove trailing NUL character if needed. Won't be present if this is used + // with a raw character array (i.e. not defined as a string). + return {s, N - (std::char_traits::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; + } + template + constexpr auto compile_string_to_view(detail::std_string_view s) + -> basic_string_view + { + return {s.data(), s.size()}; + } +} // namespace detail_exported + +FMT_BEGIN_DETAIL_NAMESPACE + +template +struct is_integral : std::is_integral +{ +}; +template<> +struct is_integral : std::true_type +{ +}; +template<> +struct is_integral : std::true_type +{ +}; + +template +using is_signed = + std::integral_constant::is_signed || std::is_same::value>; + +// Returns true if value is negative, false otherwise. +// Same as `value < 0` but doesn't produce warnings if T is an unsigned type. +template::value)> +constexpr auto is_negative(T value) -> bool +{ + return value < 0; +} +template::value)> +constexpr auto is_negative(T) -> bool +{ + return false; +} + +template +FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool +{ + if (std::is_same()) + return FMT_USE_FLOAT; + if (std::is_same()) + return FMT_USE_DOUBLE; + if (std::is_same()) + return FMT_USE_LONG_DOUBLE; + return true; +} + +// Smallest of uint32_t, uint64_t, uint128_t that is large enough to +// represent all values of an integral type T. +template +using uint32_or_64_or_128_t = + conditional_t() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, uint32_t, conditional_t() <= 64, uint64_t, uint128_t>>; +template +using uint64_or_128_t = conditional_t() <= 64, uint64_t, uint128_t>; + +#define FMT_POWERS_OF_10(factor) \ + factor * 10, (factor)*100, (factor)*1000, (factor)*10000, (factor)*100000, \ + (factor)*1000000, (factor)*10000000, (factor)*100000000, \ + (factor)*1000000000 + +// Converts value in the range [0, 100) to a string. +constexpr const char* digits2(size_t value) +{ + // GCC generates slightly better code when value is pointer-size. + return &"0001020304050607080910111213141516171819" + "2021222324252627282930313233343536373839" + "4041424344454647484950515253545556575859" + "6061626364656667686970717273747576777879" + "8081828384858687888990919293949596979899"[value * 2]; +} + +// Sign is a template parameter to workaround a bug in gcc 4.8. +template +constexpr Char sign(Sign s) +{ +#if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 + static_assert(std::is_same::value, ""); +#endif + return static_cast("\0-+ "[s]); +} + +template +FMT_CONSTEXPR auto count_digits_fallback(T n) -> int +{ + int count = 1; + for (;;) + { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) + return count; + if (n < 100) + return count + 1; + if (n < 1000) + return count + 2; + if (n < 10000) + return count + 3; + n /= 10000u; + count += 4; + } +} +#if FMT_USE_INT128 +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int +{ + return count_digits_fallback(n); +} +#endif + +#ifdef FMT_BUILTIN_CLZLL +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +inline auto do_count_digits(uint64_t n) -> int +{ + // This has comparable performance to the version by Kendall Willets + // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) + // but uses smaller tables. + // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). + static constexpr uint8_t bsr2log10[] = { + 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; + auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; + static constexpr const uint64_t zero_or_powers_of_10[] = { + 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), 10000000000000000000ULL}; + return t - (n < zero_or_powers_of_10[t]); +} +#endif + +// Returns the number of decimal digits in n. Leading zeros are not counted +// except for n == 0 in which case count_digits returns 1. +FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int +{ +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) + { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +// Counts the number of digits in n. BITS = log2(radix). +template +FMT_CONSTEXPR auto count_digits(UInt n) -> int +{ +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated() && num_bits() == 32) + return (FMT_BUILTIN_CLZ(static_cast(n) | 1) ^ 31) / BITS + 1; +#endif + // Lambda avoids unreachable code warnings from NVHPC. + return [](UInt m) + { + int num_digits = 0; + do + { + ++num_digits; + } while ((m >>= BITS) != 0); + return num_digits; + }(n); +} + +#ifdef FMT_BUILTIN_CLZ +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +FMT_INLINE auto do_count_digits(uint32_t n) -> int +{ +// An optimization by Kendall Willets from https://bit.ly/3uOIQrB. +// This increments the upper 32 bits (log10(T) - 1) when >= T is added. +#define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T) + static constexpr uint64_t table[] = { + FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 + FMT_INC(10), + FMT_INC(10), + FMT_INC(10), // 64 + FMT_INC(100), + FMT_INC(100), + FMT_INC(100), // 512 + FMT_INC(1000), + FMT_INC(1000), + FMT_INC(1000), // 4096 + FMT_INC(10000), + FMT_INC(10000), + FMT_INC(10000), // 32k + FMT_INC(100000), + FMT_INC(100000), + FMT_INC(100000), // 256k + FMT_INC(1000000), + FMT_INC(1000000), + FMT_INC(1000000), // 2048k + FMT_INC(10000000), + FMT_INC(10000000), + FMT_INC(10000000), // 16M + FMT_INC(100000000), + FMT_INC(100000000), + FMT_INC(100000000), // 128M + FMT_INC(1000000000), + FMT_INC(1000000000), + FMT_INC(1000000000), // 1024M + FMT_INC(1000000000), + FMT_INC(1000000000) // 4B + }; + auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; + return static_cast((n + inc) >> 32); +} +#endif + +// Optional version of count_digits for better performance on 32-bit platforms. +FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int +{ +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) + { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +template +constexpr auto digits10() noexcept -> int +{ + return std::numeric_limits::digits10; +} +template<> +constexpr auto digits10() noexcept -> int +{ + return 38; +} +template<> +constexpr auto digits10() noexcept -> int +{ + return 38; +} + +template +struct thousands_sep_result +{ + std::string grouping; + Char thousands_sep; +}; + +template +FMT_API auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result; +template +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result +{ + auto result = thousands_sep_impl(loc); + return {result.grouping, Char(result.thousands_sep)}; +} +template<> +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result +{ + return thousands_sep_impl(loc); +} + +template +FMT_API auto decimal_point_impl(locale_ref loc) -> Char; +template +inline auto decimal_point(locale_ref loc) -> Char +{ + return Char(decimal_point_impl(loc)); +} +template<> +inline auto decimal_point(locale_ref loc) -> wchar_t +{ + return decimal_point_impl(loc); +} + +// Compares two characters for equality. +template +auto equal2(const Char* lhs, const char* rhs) -> bool +{ + return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); +} +inline auto equal2(const char* lhs, const char* rhs) -> bool +{ + return memcmp(lhs, rhs, 2) == 0; +} + +// Copies two characters from src to dst. +template +FMT_CONSTEXPR20 FMT_INLINE void copy2(Char* dst, const char* src) +{ + if (!is_constant_evaluated() && sizeof(Char) == sizeof(char)) + { + memcpy(dst, src, 2); + return; + } + *dst++ = static_cast(*src++); + *dst = static_cast(*src); +} + +template +struct format_decimal_result +{ + Iterator begin; + Iterator end; +}; + +// Formats a decimal unsigned integer value writing into out pointing to a +// buffer of specified size. The caller must ensure that the buffer is large +// enough. +template +FMT_CONSTEXPR20 auto format_decimal(Char* out, UInt value, int size) + -> format_decimal_result +{ + FMT_ASSERT(size >= count_digits(value), "invalid digit count"); + out += size; + Char* end = out; + while (value >= 100) + { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + out -= 2; + copy2(out, digits2(static_cast(value % 100))); + value /= 100; + } + if (value < 10) + { + *--out = static_cast('0' + value); + return {out, end}; + } + out -= 2; + copy2(out, digits2(static_cast(value))); + return {out, end}; +} + +template>::value)> +FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) + -> format_decimal_result +{ + // Buffer is large enough to hold all digits (digits10 + 1). + Char buffer[digits10() + 1]; + auto end = format_decimal(buffer, value, size).end; + return {out, detail::copy_str_noinline(buffer, end, out)}; +} + +template +FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, bool upper = false) -> Char* +{ + buffer += num_digits; + Char* end = buffer; + do + { + const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; + unsigned digit = static_cast(value & ((1 << BASE_BITS) - 1)); + *--buffer = static_cast(BASE_BITS < 4 ? static_cast('0' + digit) : digits[digit]); + } while ((value >>= BASE_BITS) != 0); + return end; +} + +template +inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) + -> It +{ + if (auto ptr = to_pointer(out, to_unsigned(num_digits))) + { + format_uint(ptr, value, num_digits, upper); + return out; + } + // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). + char buffer[num_bits() / BASE_BITS + 1]; + format_uint(buffer, value, num_digits, upper); + return detail::copy_str_noinline(buffer, buffer + num_digits, out); +} + +// A converter from UTF-8 to UTF-16. +class utf8_to_utf16 +{ +private: + basic_memory_buffer buffer_; + +public: + FMT_API explicit utf8_to_utf16(string_view s); + operator basic_string_view() const + { + return {&buffer_[0], size()}; + } + auto size() const -> size_t + { + return buffer_.size() - 1; + } + auto c_str() const -> const wchar_t* + { + return &buffer_[0]; + } + auto str() const -> std::wstring + { + return {&buffer_[0], size()}; + } +}; + +namespace dragonbox +{ + + // Type-specific information that Dragonbox uses. + template + struct float_info; + + template<> + struct float_info + { + using carrier_uint = uint32_t; + static const int exponent_bits = 8; + static const int kappa = 1; + static const int big_divisor = 100; + static const int small_divisor = 10; + static const int min_k = -31; + static const int max_k = 46; + static const int shorter_interval_tie_lower_threshold = -35; + static const int shorter_interval_tie_upper_threshold = -35; + }; + + template<> + struct float_info + { + using carrier_uint = uint64_t; + static const int exponent_bits = 11; + static const int kappa = 2; + static const int big_divisor = 1000; + static const int small_divisor = 100; + static const int min_k = -292; + static const int max_k = 326; + static const int shorter_interval_tie_lower_threshold = -77; + static const int shorter_interval_tie_upper_threshold = -77; + }; + + // An 80- or 128-bit floating point number. + template + struct float_info::digits == 64 || std::numeric_limits::digits == 113 || is_float128::value>> + { + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; + }; + + // A double-double floating point number. + template + struct float_info::value>> + { + using carrier_uint = detail::uint128_t; + }; + + template + struct decimal_fp + { + using significand_type = typename float_info::carrier_uint; + significand_type significand; + int exponent; + }; + + template + FMT_API auto to_decimal(T x) noexcept -> decimal_fp; +} // namespace dragonbox + +// Returns true iff Float has the implicit bit which is not stored. +template +constexpr bool has_implicit_bit() +{ + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits::digits != 64; +} + +// Returns the number of significand bits stored in Float. The implicit bit is +// not counted since it is not stored. +template +constexpr int num_significand_bits() +{ + // std::numeric_limits may not support __float128. + return is_float128() ? 112 : (std::numeric_limits::digits - (has_implicit_bit() ? 1 : 0)); +} + +template +constexpr auto exponent_mask() -> + typename dragonbox::float_info::carrier_uint +{ + using uint = typename dragonbox::float_info::carrier_uint; + return ((uint(1) << dragonbox::float_info::exponent_bits) - 1) + << num_significand_bits(); +} +template +constexpr auto exponent_bias() -> int +{ + // std::numeric_limits may not support __float128. + return is_float128() ? 16383 : std::numeric_limits::max_exponent - 1; +} + +// Writes the exponent exp in the form "[+-]d{2,3}" to buffer. +template +FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It +{ + FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); + if (exp < 0) + { + *it++ = static_cast('-'); + exp = -exp; + } + else + { + *it++ = static_cast('+'); + } + if (exp >= 100) + { + const char* top = digits2(to_unsigned(exp / 100)); + if (exp >= 1000) + *it++ = static_cast(top[0]); + *it++ = static_cast(top[1]); + exp %= 100; + } + const char* d = digits2(to_unsigned(exp)); + *it++ = static_cast(d[0]); + *it++ = static_cast(d[1]); + return it; +} + +// A floating-point number f * pow(2, e) where F is an unsigned type. +template +struct basic_fp +{ + F f; + int e; + + static constexpr const int num_significand_bits = + static_cast(sizeof(F) * num_bits()); + + constexpr basic_fp() : + f(0), + e(0) + { + } + constexpr basic_fp(uint64_t f_val, int e_val) : + f(f_val), + e(e_val) + { + } + + // Constructs fp from an IEEE754 floating-point number. + template + FMT_CONSTEXPR basic_fp(Float n) + { + assign(n); + } + + // Assigns n to this and return true iff predecessor is closer than successor. + template::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool + { + static_assert(std::numeric_limits::digits <= 113, "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info::carrier_uint; + const auto num_float_significand_bits = + detail::num_significand_bits(); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast(n); + f = static_cast(u & significand_mask); + auto biased_e = static_cast((u & exponent_mask()) >> num_float_significand_bits); + // The predecessor is closer if n is a normalized power of 2 (f == 0) + // other than the smallest normalized number (biased_e > 1). + auto is_predecessor_closer = f == 0 && biased_e > 1; + if (biased_e == 0) + biased_e = 1; // Subnormals use biased exponent 1 (min exponent). + else if (has_implicit_bit()) + f += static_cast(implicit_bit); + e = biased_e - exponent_bias() - num_float_significand_bits; + if (!has_implicit_bit()) + ++e; + return is_predecessor_closer; + } + + template::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool + { + static_assert(std::numeric_limits::is_iec559, "unsupported FP"); + return assign(static_cast(n)); + } +}; + +using fp = basic_fp; + +// Normalizes the value converted from double and multiplied by (1 << SHIFT). +template +FMT_CONSTEXPR basic_fp normalize(basic_fp value) +{ + // Handle subnormals. + const auto implicit_bit = F(1) << num_significand_bits(); + const auto shifted_implicit_bit = implicit_bit << SHIFT; + while ((value.f & shifted_implicit_bit) == 0) + { + value.f <<= 1; + --value.e; + } + // Subtract 1 to account for hidden bit. + const auto offset = basic_fp::num_significand_bits - + num_significand_bits() - SHIFT - 1; + value.f <<= offset; + value.e -= offset; + return value; +} + +// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. +FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) +{ +#if FMT_USE_INT128 + auto product = static_cast<__uint128_t>(lhs) * rhs; + auto f = static_cast(product >> 64); + return (static_cast(product) & (1ULL << 63)) != 0 ? f + 1 : f; +#else + // Multiply 32-bit parts of significands. + uint64_t mask = (1ULL << 32) - 1; + uint64_t a = lhs >> 32, b = lhs & mask; + uint64_t c = rhs >> 32, d = rhs & mask; + uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; + // Compute mid 64-bit of result and round. + uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); + return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); +#endif +} + +FMT_CONSTEXPR inline fp operator*(fp x, fp y) +{ + return {multiply(x.f, y.f), x.e + y.e + 64}; +} + +template +struct basic_data +{ + // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. + // These are generated by support/compute-powers.py. + static constexpr uint64_t pow10_significands[87] = { + 0xfa8fd5a0081c0288, + 0xbaaee17fa23ebf76, + 0x8b16fb203055ac76, + 0xcf42894a5dce35ea, + 0x9a6bb0aa55653b2d, + 0xe61acf033d1a45df, + 0xab70fe17c79ac6ca, + 0xff77b1fcbebcdc4f, + 0xbe5691ef416bd60c, + 0x8dd01fad907ffc3c, + 0xd3515c2831559a83, + 0x9d71ac8fada6c9b5, + 0xea9c227723ee8bcb, + 0xaecc49914078536d, + 0x823c12795db6ce57, + 0xc21094364dfb5637, + 0x9096ea6f3848984f, + 0xd77485cb25823ac7, + 0xa086cfcd97bf97f4, + 0xef340a98172aace5, + 0xb23867fb2a35b28e, + 0x84c8d4dfd2c63f3b, + 0xc5dd44271ad3cdba, + 0x936b9fcebb25c996, + 0xdbac6c247d62a584, + 0xa3ab66580d5fdaf6, + 0xf3e2f893dec3f126, + 0xb5b5ada8aaff80b8, + 0x87625f056c7c4a8b, + 0xc9bcff6034c13053, + 0x964e858c91ba2655, + 0xdff9772470297ebd, + 0xa6dfbd9fb8e5b88f, + 0xf8a95fcf88747d94, + 0xb94470938fa89bcf, + 0x8a08f0f8bf0f156b, + 0xcdb02555653131b6, + 0x993fe2c6d07b7fac, + 0xe45c10c42a2b3b06, + 0xaa242499697392d3, + 0xfd87b5f28300ca0e, + 0xbce5086492111aeb, + 0x8cbccc096f5088cc, + 0xd1b71758e219652c, + 0x9c40000000000000, + 0xe8d4a51000000000, + 0xad78ebc5ac620000, + 0x813f3978f8940984, + 0xc097ce7bc90715b3, + 0x8f7e32ce7bea5c70, + 0xd5d238a4abe98068, + 0x9f4f2726179a2245, + 0xed63a231d4c4fb27, + 0xb0de65388cc8ada8, + 0x83c7088e1aab65db, + 0xc45d1df942711d9a, + 0x924d692ca61be758, + 0xda01ee641a708dea, + 0xa26da3999aef774a, + 0xf209787bb47d6b85, + 0xb454e4a179dd1877, + 0x865b86925b9bc5c2, + 0xc83553c5c8965d3d, + 0x952ab45cfa97a0b3, + 0xde469fbd99a05fe3, + 0xa59bc234db398c25, + 0xf6c69a72a3989f5c, + 0xb7dcbf5354e9bece, + 0x88fcf317f22241e2, + 0xcc20ce9bd35c78a5, + 0x98165af37b2153df, + 0xe2a0b5dc971f303a, + 0xa8d9d1535ce3b396, + 0xfb9b7cd9a4a7443c, + 0xbb764c4ca7a44410, + 0x8bab8eefb6409c1a, + 0xd01fef10a657842c, + 0x9b10a4e5e9913129, + 0xe7109bfba19c0c9d, + 0xac2820d9623bf429, + 0x80444b5e7aa7cf85, + 0xbf21e44003acdd2d, + 0x8e679c2f5e44ff8f, + 0xd433179d9c8cb841, + 0x9e19db92b4e31ba9, + 0xeb96bf6ebadf77d9, + 0xaf87023b9bf0ee6b, + }; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wnarrowing" +#endif + // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding + // to significands above. + static constexpr int16_t pow10_exponents[87] = { + -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, -927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661, -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369, -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, 242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508, 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800, 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +#pragma GCC diagnostic pop +#endif + + static constexpr uint64_t power_of_10_64[20] = { + 1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL), 10000000000000000000ULL}; +}; + +#if FMT_CPLUSPLUS < 201703L +template +constexpr uint64_t basic_data::pow10_significands[]; +template +constexpr int16_t basic_data::pow10_exponents[]; +template +constexpr uint64_t basic_data::power_of_10_64[]; +#endif + +// This is a struct rather than an alias to avoid shadowing warnings in gcc. +struct data : basic_data<> +{ +}; + +// Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its +// (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`. +FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, int& pow10_exponent) +{ + const int shift = 32; + // log10(2) = 0x0.4d104d427de7fbcc... + const int64_t significand = 0x4d104d427de7fbcc; + int index = static_cast( + ((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) + + ((int64_t(1) << shift) - 1)) // ceil + >> 32 // arithmetic shift + ); + // Decimal exponent of the first (smallest) cached power of 10. + const int first_dec_exp = -348; + // Difference between 2 consecutive decimal exponents in cached powers of 10. + const int dec_exp_step = 8; + index = (index - first_dec_exp - 1) / dec_exp_step + 1; + pow10_exponent = first_dec_exp + index * dec_exp_step; + // Using *(x + index) instead of x[index] avoids an issue with some compilers + // using the EDG frontend (e.g. nvhpc/22.3 in C++17 mode). + return {*(data::pow10_significands + index), *(data::pow10_exponents + index)}; +} + +#ifndef _MSC_VER +#define FMT_SNPRINTF snprintf +#else +FMT_API auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) -> int; +#define FMT_SNPRINTF fmt_snprintf +#endif // _MSC_VER + +// Formats a floating-point number with snprintf using the hexfloat format. +template +auto snprintf_float(T value, int precision, float_specs specs, buffer& buf) -> int +{ + // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. + FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); + FMT_ASSERT(specs.format == float_format::hex, ""); + static_assert(!std::is_same::value, ""); + + // Build the format string. + char format[7]; // The longest format is "%#.*Le". + char* format_ptr = format; + *format_ptr++ = '%'; + if (specs.showpoint) + *format_ptr++ = '#'; + if (precision >= 0) + { + *format_ptr++ = '.'; + *format_ptr++ = '*'; + } + if (std::is_same()) + *format_ptr++ = 'L'; + *format_ptr++ = specs.upper ? 'A' : 'a'; + *format_ptr = '\0'; + + // Format using snprintf. + auto offset = buf.size(); + for (;;) + { + auto begin = buf.data() + offset; + auto capacity = buf.capacity() - offset; + abort_fuzzing_if(precision > 100000); + // Suppress the warning about a nonliteral format string. + // Cannot use auto because of a bug in MinGW (#1532). + int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; + int result = precision >= 0 ? snprintf_ptr(begin, capacity, format, precision, value) : snprintf_ptr(begin, capacity, format, value); + if (result < 0) + { + // The buffer will grow exponentially. + buf.try_reserve(buf.capacity() + 1); + continue; + } + auto size = to_unsigned(result); + // Size equal to capacity means that the last character was truncated. + if (size < capacity) + { + buf.try_resize(size + offset); + return 0; + } + buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. + } +} + +template +using convert_float_result = + conditional_t::value || sizeof(T) == sizeof(double), double, T>; + +template +constexpr auto convert_float(T value) -> convert_float_result +{ + return static_cast>(value); +} + +template +FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, const fill_t& fill) -> OutputIt +{ + auto fill_size = fill.size(); + if (fill_size == 1) + return detail::fill_n(it, n, fill[0]); + auto data = fill.data(); + for (size_t i = 0; i < n; ++i) + it = copy_str(data, data + fill_size, it); + return it; +} + +// Writes the output of f, padded according to format specifications in specs. +// size: output size in code units. +// width: output display width in (terminal) column positions. +template +FMT_CONSTEXPR auto write_padded(OutputIt out, const basic_format_specs& specs, size_t size, size_t width, F&& f) -> OutputIt +{ + static_assert(align == align::left || align == align::right, ""); + unsigned spec_width = to_unsigned(specs.width); + size_t padding = spec_width > width ? spec_width - width : 0; + // Shifts are encoded as string literals because static constexpr is not + // supported in constexpr functions. + auto* shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; + size_t left_padding = padding >> shifts[specs.align]; + size_t right_padding = padding - left_padding; + auto it = reserve(out, size + padding * specs.fill.size()); + if (left_padding != 0) + it = fill(it, left_padding, specs.fill); + it = f(it); + if (right_padding != 0) + it = fill(it, right_padding, specs.fill); + return base_iterator(out, it); +} + +template +constexpr auto write_padded(OutputIt out, const basic_format_specs& specs, size_t size, F&& f) -> OutputIt +{ + return write_padded(out, specs, size, size, f); +} + +template +FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, const basic_format_specs& specs) + -> OutputIt +{ + return write_padded( + out, specs, bytes.size(), [bytes](reserve_iterator it) + { + const char* data = bytes.data(); + return copy_str(data, data + bytes.size(), it); } + ); +} + +template +auto write_ptr(OutputIt out, UIntPtr value, const basic_format_specs* specs) -> OutputIt +{ + int num_digits = count_digits<4>(value); + auto size = to_unsigned(num_digits) + size_t(2); + auto write = [=](reserve_iterator it) + { + *it++ = static_cast('0'); + *it++ = static_cast('x'); + return format_uint<4, Char>(it, value, num_digits); + }; + return specs ? write_padded(out, *specs, size, write) : base_iterator(out, write(reserve(out, size))); +} + +// Returns true iff the code point cp is printable. +FMT_API auto is_printable(uint32_t cp) -> bool; + +inline auto needs_escape(uint32_t cp) -> bool +{ + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || + !is_printable(cp); +} + +template +struct find_escape_result +{ + const Char* begin; + const Char* end; + uint32_t cp; +}; + +template +using make_unsigned_char = + typename conditional_t::value, std::make_unsigned, type_identity>::type; + +template +auto find_escape(const Char* begin, const Char* end) + -> find_escape_result +{ + for (; begin != end; ++begin) + { + uint32_t cp = static_cast>(*begin); + if (const_check(sizeof(Char) == 1) && cp >= 0x80) + continue; + if (needs_escape(cp)) + return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char* begin, const char* end) + -> find_escape_result +{ + if (!is_utf8()) + return find_escape(begin, end); + auto result = find_escape_result{end, nullptr, 0}; + for_each_codepoint(string_view(begin, to_unsigned(end - begin)), [&](uint32_t cp, string_view sv) + { + if (needs_escape(cp)) { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base \ + { \ + using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ + operator fmt::basic_string_view() const \ + { \ + return fmt::detail_exported::compile_string_to_view(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() + +/** + \rst + Constructs a compile-time format string from a string literal *s*. + + **Example**:: + + // A compile-time error because 'd' is an invalid specifier for strings. + std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); + \endrst + */ +#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) + +template +auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt +{ + *out++ = static_cast('\\'); + *out++ = static_cast(prefix); + Char buf[width]; + fill_n(buf, width, static_cast('0')); + format_uint<4>(buf, cp, width); + return copy_str(buf, buf + width, out); +} + +template +auto write_escaped_cp(OutputIt out, const find_escape_result& escape) + -> OutputIt +{ + auto c = static_cast(escape.cp); + switch (escape.cp) + { + case '\n': + *out++ = static_cast('\\'); + c = static_cast('n'); + break; + case '\r': + *out++ = static_cast('\\'); + c = static_cast('r'); + break; + case '\t': + *out++ = static_cast('\\'); + c = static_cast('t'); + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = static_cast('\\'); + break; + default: + if (is_utf8()) + { + if (escape.cp < 0x100) + { + return write_codepoint<2, Char>(out, 'x', escape.cp); + } + if (escape.cp < 0x10000) + { + return write_codepoint<4, Char>(out, 'u', escape.cp); + } + if (escape.cp < 0x110000) + { + return write_codepoint<8, Char>(out, 'U', escape.cp); + } + } + for (Char escape_char : basic_string_view( + escape.begin, to_unsigned(escape.end - escape.begin) + )) + { + out = write_codepoint<2, Char>(out, 'x', static_cast(escape_char) & 0xFF); + } + return out; + } + *out++ = c; + return out; +} + +template +auto write_escaped_string(OutputIt out, basic_string_view str) + -> OutputIt +{ + *out++ = static_cast('"'); + auto begin = str.begin(), end = str.end(); + do + { + auto escape = find_escape(begin, end); + out = copy_str(begin, escape.begin, out); + begin = escape.end; + if (!begin) + break; + out = write_escaped_cp(out, escape); + } while (begin != end); + *out++ = static_cast('"'); + return out; +} + +template +auto write_escaped_char(OutputIt out, Char v) -> OutputIt +{ + *out++ = static_cast('\''); + if ((needs_escape(static_cast(v)) && v != static_cast('"')) || + v == static_cast('\'')) + { + out = write_escaped_cp( + out, find_escape_result{&v, &v + 1, static_cast(v)} + ); + } + else + { + *out++ = v; + } + *out++ = static_cast('\''); + return out; +} + +template +FMT_CONSTEXPR auto write_char(OutputIt out, Char value, const basic_format_specs& specs) + -> OutputIt +{ + bool is_debug = specs.type == presentation_type::debug; + return write_padded(out, specs, 1, [=](reserve_iterator it) + { + if (is_debug) return write_escaped_char(it, value); + *it++ = value; + return it; }); +} +template +FMT_CONSTEXPR auto write(OutputIt out, Char value, const basic_format_specs& specs, locale_ref loc = {}) -> OutputIt +{ + return check_char_specs(specs) ? write_char(out, value, specs) : write(out, static_cast(value), specs, loc); +} + +// Data for write_int that doesn't depend on output iterator type. It is used to +// avoid template code bloat. +template +struct write_int_data +{ + size_t size; + size_t padding; + + FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, const basic_format_specs& specs) : + size((prefix >> 24) + to_unsigned(num_digits)), + padding(0) + { + if (specs.align == align::numeric) + { + auto width = to_unsigned(specs.width); + if (width > size) + { + padding = width - size; + size = width; + } + } + else if (specs.precision > num_digits) + { + size = (prefix >> 24) + to_unsigned(specs.precision); + padding = to_unsigned(specs.precision - num_digits); + } + } +}; + +// Writes an integer in the format +// +// where are written by write_digits(it). +// prefix contains chars in three lower bytes and the size in the fourth byte. +template +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, unsigned prefix, const basic_format_specs& specs, W write_digits) -> OutputIt +{ + // Slightly faster check for specs.width == 0 && specs.precision == -1. + if ((specs.width | (specs.precision + 1)) == 0) + { + auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); + if (prefix != 0) + { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + } + return base_iterator(out, write_digits(it)); + } + auto data = write_int_data(num_digits, prefix, specs); + return write_padded( + out, specs, data.size, [=](reserve_iterator it) + { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + it = detail::fill_n(it, data.padding, static_cast('0')); + return write_digits(it); } + ); +} + +template +class digit_grouping +{ +private: + thousands_sep_result sep_; + + struct next_state + { + std::string::const_iterator group; + int pos; + }; + next_state initial_state() const + { + return {sep_.grouping.begin(), 0}; + } + + // Returns the next digit group separator position. + int next(next_state& state) const + { + if (!sep_.thousands_sep) + return max_value(); + if (state.group == sep_.grouping.end()) + return state.pos += sep_.grouping.back(); + if (*state.group <= 0 || *state.group == max_value()) + return max_value(); + state.pos += *state.group++; + return state.pos; + } + +public: + explicit digit_grouping(locale_ref loc, bool localized = true) + { + if (localized) + sep_ = thousands_sep(loc); + else + sep_.thousands_sep = Char(); + } + explicit digit_grouping(thousands_sep_result sep) : + sep_(sep) + { + } + + Char separator() const + { + return sep_.thousands_sep; + } + + int count_separators(int num_digits) const + { + int count = 0; + auto state = initial_state(); + while (num_digits > next(state)) + ++count; + return count; + } + + // Applies grouping to digits and write the output to out. + template + Out apply(Out out, basic_string_view digits) const + { + auto num_digits = static_cast(digits.size()); + auto separators = basic_memory_buffer(); + separators.push_back(0); + auto state = initial_state(); + while (int i = next(state)) + { + if (i >= num_digits) + break; + separators.push_back(i); + } + for (int i = 0, sep_index = static_cast(separators.size() - 1); + i < num_digits; + ++i) + { + if (num_digits - i == separators[sep_index]) + { + *out++ = separator(); + --sep_index; + } + *out++ = static_cast(digits[to_unsigned(i)]); + } + return out; + } +}; + +template +auto write_int_localized(OutputIt out, UInt value, unsigned prefix, const basic_format_specs& specs, const digit_grouping& grouping) -> OutputIt +{ + static_assert(std::is_same, UInt>::value, ""); + int num_digits = count_digits(value); + char digits[40]; + format_decimal(digits, value, num_digits); + unsigned size = to_unsigned((prefix != 0 ? 1 : 0) + num_digits + grouping.count_separators(num_digits)); + return write_padded( + out, specs, size, size, [&](reserve_iterator it) + { + if (prefix != 0) { + char sign = static_cast(prefix); + *it++ = static_cast(sign); + } + return grouping.apply(it, string_view(digits, to_unsigned(num_digits))); } + ); +} + +template +auto write_int_localized(OutputIt& out, UInt value, unsigned prefix, const basic_format_specs& specs, locale_ref loc) + -> bool +{ + auto grouping = digit_grouping(loc); + out = write_int_localized(out, value, prefix, specs, grouping); + return true; +} + +FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) +{ + prefix |= prefix != 0 ? value << 8 : value; + prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +} + +template +struct write_int_arg +{ + UInt abs_value; + unsigned prefix; +}; + +template +FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) + -> write_int_arg> +{ + auto prefix = 0u; + auto abs_value = static_cast>(value); + if (is_negative(value)) + { + prefix = 0x01000000 | '-'; + abs_value = 0 - abs_value; + } + else + { + constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', 0x1000000u | ' '}; + prefix = prefixes[sign]; + } + return {abs_value, prefix}; +} + +template +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg arg, const basic_format_specs& specs, locale_ref loc) -> OutputIt +{ + static_assert(std::is_same>::value, ""); + auto abs_value = arg.abs_value; + auto prefix = arg.prefix; + switch (specs.type) + { + case presentation_type::none: + case presentation_type::dec: + { + if (specs.localized && + write_int_localized(out, static_cast>(abs_value), prefix, specs, loc)) + { + return out; + } + auto num_digits = count_digits(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) + { return format_decimal(it, abs_value, num_digits).end; } + ); + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: + { + bool upper = specs.type == presentation_type::hex_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + int num_digits = count_digits<4>(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) + { return format_uint<4, Char>(it, abs_value, num_digits, upper); } + ); + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: + { + bool upper = specs.type == presentation_type::bin_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + int num_digits = count_digits<1>(abs_value); + return write_int(out, num_digits, prefix, specs, [=](reserve_iterator it) + { return format_uint<1, Char>(it, abs_value, num_digits); }); + } + case presentation_type::oct: + { + int num_digits = count_digits<3>(abs_value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && abs_value != 0) + prefix_append(prefix, '0'); + return write_int(out, num_digits, prefix, specs, [=](reserve_iterator it) + { return format_uint<3, Char>(it, abs_value, num_digits); }); + } + case presentation_type::chr: + return write_char(out, static_cast(abs_value), specs); + default: + throw_format_error("invalid type specifier"); + } + return out; +} +template +FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline( + OutputIt out, write_int_arg arg, const basic_format_specs& specs, locale_ref loc +) -> OutputIt +{ + return write_int(out, arg, specs, loc); +} +template::value && !std::is_same::value && std::is_same>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, const basic_format_specs& specs, locale_ref loc) -> OutputIt +{ + return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, loc); +} +// An inlined version of write used in format string compilation. +template::value && !std::is_same::value && !std::is_same>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, const basic_format_specs& specs, locale_ref loc) -> OutputIt +{ + return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); +} + +// An output iterator that counts the number of objects written to it and +// discards them. +class counting_iterator +{ +private: + size_t count_; + +public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type + { + template + FMT_CONSTEXPR void operator=(const T&) + { + } + }; + + FMT_CONSTEXPR counting_iterator() : + count_(0) + { + } + + FMT_CONSTEXPR size_t count() const + { + return count_; + } + + FMT_CONSTEXPR counting_iterator& operator++() + { + ++count_; + return *this; + } + FMT_CONSTEXPR counting_iterator operator++(int) + { + auto it = *this; + ++*this; + return it; + } + + FMT_CONSTEXPR friend counting_iterator operator+(counting_iterator it, difference_type n) + { + it.count_ += static_cast(n); + return it; + } + + FMT_CONSTEXPR value_type operator*() const + { + return {}; + } +}; + +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view s, const basic_format_specs& specs) -> OutputIt +{ + auto data = s.data(); + auto size = s.size(); + if (specs.precision >= 0 && to_unsigned(specs.precision) < size) + size = code_point_index(s, to_unsigned(specs.precision)); + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + if (specs.width != 0) + { + if (is_debug) + width = write_escaped_string(counting_iterator{}, s).count(); + else + width = compute_width(basic_string_view(data, size)); + } + return write_padded(out, specs, size, width, [=](reserve_iterator it) + { + if (is_debug) return write_escaped_string(it, s); + return copy_str(data, data + size, it); }); +} +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view> s, const basic_format_specs& specs, locale_ref) + -> OutputIt +{ + check_string_type_spec(specs.type); + return write(out, s, specs); +} +template +FMT_CONSTEXPR auto write(OutputIt out, const Char* s, const basic_format_specs& specs, locale_ref) + -> OutputIt +{ + return check_cstring_type_spec(specs.type) ? write(out, basic_string_view(s), specs, {}) : write_ptr(out, bit_cast(s), &specs); +} + +template::value && !std::is_same::value && !std::is_same::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt +{ + auto abs_value = static_cast>(value); + bool negative = is_negative(value); + // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. + if (negative) + abs_value = ~abs_value + 1; + int num_digits = count_digits(abs_value); + auto size = (negative ? 1 : 0) + static_cast(num_digits); + auto it = reserve(out, size); + if (auto ptr = to_pointer(it, size)) + { + if (negative) + *ptr++ = static_cast('-'); + format_decimal(ptr, abs_value, num_digits); + return out; + } + if (negative) + *it++ = static_cast('-'); + it = format_decimal(it, abs_value, num_digits).end; + return base_iterator(out, it); +} + +template +FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, basic_format_specs specs, const float_specs& fspecs) -> OutputIt +{ + auto str = + isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); + constexpr size_t str_size = 3; + auto sign = fspecs.sign; + auto size = str_size + (sign ? 1 : 0); + // Replace '0'-padding with space for non-finite values. + const bool is_zero_fill = + specs.fill.size() == 1 && *specs.fill.data() == static_cast('0'); + if (is_zero_fill) + specs.fill[0] = static_cast(' '); + return write_padded(out, specs, size, [=](reserve_iterator it) + { + if (sign) *it++ = detail::sign(sign); + return copy_str(str, str + str_size, it); }); +} + +// A decimal floating-point number significand * pow(10, exp). +struct big_decimal_fp +{ + const char* significand; + int significand_size; + int exponent; +}; + +constexpr auto get_significand_size(const big_decimal_fp& f) -> int +{ + return f.significand_size; +} +template +inline auto get_significand_size(const dragonbox::decimal_fp& f) -> int +{ + return count_digits(f.significand); +} + +template +constexpr auto write_significand(OutputIt out, const char* significand, int significand_size) -> OutputIt +{ + return copy_str(significand, significand + significand_size, out); +} +template +inline auto write_significand(OutputIt out, UInt significand, int significand_size) -> OutputIt +{ + return format_decimal(out, significand, significand_size).end; +} +template +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, int significand_size, int exponent, const Grouping& grouping) -> OutputIt +{ + if (!grouping.separator()) + { + out = write_significand(out, significand, significand_size); + return detail::fill_n(out, exponent, static_cast('0')); + } + auto buffer = memory_buffer(); + write_significand(appender(buffer), significand, significand_size); + detail::fill_n(appender(buffer), exponent, '0'); + return grouping.apply(out, string_view(buffer.data(), buffer.size())); +} + +template::value)> +inline auto write_significand(Char* out, UInt significand, int significand_size, int integral_size, Char decimal_point) -> Char* +{ + if (!decimal_point) + return format_decimal(out, significand, significand_size).end; + out += significand_size + 1; + Char* end = out; + int floating_size = significand_size - integral_size; + for (int i = floating_size / 2; i > 0; --i) + { + out -= 2; + copy2(out, digits2(static_cast(significand % 100))); + significand /= 100; + } + if (floating_size % 2 != 0) + { + *--out = static_cast('0' + significand % 10); + significand /= 10; + } + *--out = decimal_point; + format_decimal(out - integral_size, significand, integral_size); + return end; +} + +template>::value)> +inline auto write_significand(OutputIt out, UInt significand, int significand_size, int integral_size, Char decimal_point) -> OutputIt +{ + // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. + Char buffer[digits10() + 2]; + auto end = write_significand(buffer, significand, significand_size, integral_size, decimal_point); + return detail::copy_str_noinline(buffer, end, out); +} + +template +FMT_CONSTEXPR auto write_significand(OutputIt out, const char* significand, int significand_size, int integral_size, Char decimal_point) -> OutputIt +{ + out = detail::copy_str_noinline(significand, significand + integral_size, out); + if (!decimal_point) + return out; + *out++ = decimal_point; + return detail::copy_str_noinline(significand + integral_size, significand + significand_size, out); +} + +template +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, int significand_size, int integral_size, Char decimal_point, const Grouping& grouping) -> OutputIt +{ + if (!grouping.separator()) + { + return write_significand(out, significand, significand_size, integral_size, decimal_point); + } + auto buffer = basic_memory_buffer(); + write_significand(buffer_appender(buffer), significand, significand_size, integral_size, decimal_point); + grouping.apply( + out, basic_string_view(buffer.data(), to_unsigned(integral_size)) + ); + return detail::copy_str_noinline(buffer.data() + integral_size, buffer.end(), out); +} + +template> +FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& f, const basic_format_specs& specs, float_specs fspecs, locale_ref loc) + -> OutputIt +{ + auto significand = f.significand; + int significand_size = get_significand_size(f); + const Char zero = static_cast('0'); + auto sign = fspecs.sign; + size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); + using iterator = reserve_iterator; + + Char decimal_point = + fspecs.locale ? detail::decimal_point(loc) : static_cast('.'); + + int output_exp = f.exponent + significand_size - 1; + auto use_exp_format = [=]() + { + if (fspecs.format == float_format::exp) + return true; + if (fspecs.format != float_format::general) + return false; + // Use the fixed notation if the exponent is in [exp_lower, exp_upper), + // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. + const int exp_lower = -4, exp_upper = 16; + return output_exp < exp_lower || + output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); + }; + if (use_exp_format()) + { + int num_zeros = 0; + if (fspecs.showpoint) + { + num_zeros = fspecs.precision - significand_size; + if (num_zeros < 0) + num_zeros = 0; + size += to_unsigned(num_zeros); + } + else if (significand_size == 1) + { + decimal_point = Char(); + } + auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; + int exp_digits = 2; + if (abs_output_exp >= 100) + exp_digits = abs_output_exp >= 1000 ? 4 : 3; + + size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); + char exp_char = fspecs.upper ? 'E' : 'e'; + auto write = [=](iterator it) + { + if (sign) + *it++ = detail::sign(sign); + // Insert a decimal point after the first digit and add an exponent. + it = write_significand(it, significand, significand_size, 1, decimal_point); + if (num_zeros > 0) + it = detail::fill_n(it, num_zeros, zero); + *it++ = static_cast(exp_char); + return write_exponent(output_exp, it); + }; + return specs.width > 0 ? write_padded(out, specs, size, write) : base_iterator(out, write(reserve(out, size))); + } + + int exp = f.exponent + significand_size; + if (f.exponent >= 0) + { + // 1234e5 -> 123400000[.0+] + size += to_unsigned(f.exponent); + int num_zeros = fspecs.precision - exp; + abort_fuzzing_if(num_zeros > 5000); + if (fspecs.showpoint) + { + ++size; + if (num_zeros <= 0 && fspecs.format != float_format::fixed) + num_zeros = 1; + if (num_zeros > 0) + size += to_unsigned(num_zeros); + } + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) + { + if (sign) *it++ = detail::sign(sign); + it = write_significand(it, significand, significand_size, + f.exponent, grouping); + if (!fspecs.showpoint) return it; + *it++ = decimal_point; + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; }); + } + else if (exp > 0) + { + // 1234e-2 -> 12.34[0+] + int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; + size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(significand_size)); + return write_padded(out, specs, size, [&](iterator it) + { + if (sign) *it++ = detail::sign(sign); + it = write_significand(it, significand, significand_size, exp, + decimal_point, grouping); + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; }); + } + // 1234e-6 -> 0.001234 + int num_zeros = -exp; + if (significand_size == 0 && fspecs.precision >= 0 && + fspecs.precision < num_zeros) + { + num_zeros = fspecs.precision; + } + bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; + size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); + return write_padded(out, specs, size, [&](iterator it) + { + if (sign) *it++ = detail::sign(sign); + *it++ = zero; + if (!pointy) return it; + *it++ = decimal_point; + it = detail::fill_n(it, num_zeros, zero); + return write_significand(it, significand, significand_size); }); +} + +template +class fallback_digit_grouping +{ +public: + constexpr fallback_digit_grouping(locale_ref, bool) + { + } + + constexpr Char separator() const + { + return Char(); + } + + constexpr int count_separators(int) const + { + return 0; + } + + template + constexpr Out apply(Out out, basic_string_view) const + { + return out; + } +}; + +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& f, const basic_format_specs& specs, float_specs fspecs, locale_ref loc) + -> OutputIt +{ + if (is_constant_evaluated()) + { + return do_write_float>(out, f, specs, fspecs, loc); + } + else + { + return do_write_float(out, f, specs, fspecs, loc); + } +} + +template +constexpr bool isnan(T value) +{ + return !(value >= value); // std::isnan doesn't support __float128. +} + +template +struct has_isfinite : std::false_type +{ +}; + +template +struct has_isfinite> : std::true_type +{ +}; + +template::value&& has_isfinite::value)> +FMT_CONSTEXPR20 bool isfinite(T value) +{ + constexpr T inf = T(std::numeric_limits::infinity()); + if (is_constant_evaluated()) + return !detail::isnan(value) && value != inf && value != -inf; + return std::isfinite(value); +} +template::value)> +FMT_CONSTEXPR bool isfinite(T value) +{ + T inf = T(std::numeric_limits::infinity()); + // std::isfinite doesn't support __float128. + return !detail::isnan(value) && value != inf && value != -inf; +} + +template::value)> +FMT_INLINE FMT_CONSTEXPR bool signbit(T value) +{ + if (is_constant_evaluated()) + { +#ifdef __cpp_if_constexpr + if constexpr (std::numeric_limits::is_iec559) + { + auto bits = detail::bit_cast(static_cast(value)); + return (bits >> (num_bits() - 1)) != 0; + } +#endif + } + return std::signbit(static_cast(value)); +} + +enum class round_direction +{ + unknown, + up, + down +}; + +// Given the divisor (normally a power of 10), the remainder = v % divisor for +// some number v and the error, returns whether v should be rounded up, down, or +// whether the rounding direction can't be determined due to error. +// error should be less than divisor / 2. +FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor, uint64_t remainder, uint64_t error) +{ + FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. + FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. + FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. + // Round down if (remainder + error) * 2 <= divisor. + if (remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) + return round_direction::down; + // Round up if (remainder - error) * 2 >= divisor. + if (remainder >= error && + remainder - error >= divisor - (remainder - error)) + { + return round_direction::up; + } + return round_direction::unknown; +} + +namespace digits +{ + enum result + { + more, // Generate more digits. + done, // Done generating digits. + error // Digit generation cancelled due to an error. + }; +} // namespace digits + +struct gen_digits_handler +{ + char* buf; + int size; + int precision; + int exp10; + bool fixed; + + FMT_CONSTEXPR digits::result on_digit(char digit, uint64_t divisor, uint64_t remainder, uint64_t error, bool integral) + { + FMT_ASSERT(remainder < divisor, ""); + buf[size++] = digit; + if (!integral && error >= remainder) + return digits::error; + if (size < precision) + return digits::more; + if (!integral) + { + // Check if error * 2 < divisor with overflow prevention. + // The check is not needed for the integral part because error = 1 + // and divisor > (1 << 32) there. + if (error >= divisor || error >= divisor - error) + return digits::error; + } + else + { + FMT_ASSERT(error == 1 && divisor > 2, ""); + } + auto dir = get_round_direction(divisor, remainder, error); + if (dir != round_direction::up) + return dir == round_direction::down ? digits::done : digits::error; + ++buf[size - 1]; + for (int i = size - 1; i > 0 && buf[i] > '9'; --i) + { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] > '9') + { + buf[0] = '1'; + if (fixed) + buf[size++] = '0'; + else + ++exp10; + } + return digits::done; + } +}; + +inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) +{ + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if (exp10 > 0 && precision > max_value() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; +} + +// Generates output using the Grisu digit-gen algorithm. +// error: the size of the region (lower, upper) outside of which numbers +// definitely do not round to value (Delta in Grisu3). +FMT_INLINE FMT_CONSTEXPR20 auto grisu_gen_digits(fp value, uint64_t error, int& exp, gen_digits_handler& handler) + -> digits::result +{ + const fp one(1ULL << -value.e, value.e); + // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be + // zero because it contains a product of two 64-bit numbers with MSB set (due + // to normalization) - 1, shifted right by at most 60 bits. + auto integral = static_cast(value.f >> -one.e); + FMT_ASSERT(integral != 0, ""); + FMT_ASSERT(integral == value.f >> -one.e, ""); + // The fractional part of scaled value (p2 in Grisu) c = value % one. + uint64_t fractional = value.f & (one.f - 1); + exp = count_digits(integral); // kappa in Grisu. + // Non-fixed formats require at least one digit and no precision adjustment. + if (handler.fixed) + { + adjust_precision(handler.precision, exp + handler.exp10); + // Check if precision is satisfied just by leading zeros, e.g. + // format("{:.2f}", 0.001) gives "0.00" without generating any digits. + if (handler.precision <= 0) + { + if (handler.precision < 0) + return digits::done; + // Divide by 10 to prevent overflow. + uint64_t divisor = data::power_of_10_64[exp - 1] << -one.e; + auto dir = get_round_direction(divisor, value.f / 10, error * 10); + if (dir == round_direction::unknown) + return digits::error; + handler.buf[handler.size++] = dir == round_direction::up ? '1' : '0'; + return digits::done; + } + } + // Generate digits for the integral part. This can produce up to 10 digits. + do + { + uint32_t digit = 0; + auto divmod_integral = [&](uint32_t divisor) + { + digit = integral / divisor; + integral %= divisor; + }; + // This optimization by Milo Yip reduces the number of integer divisions by + // one per iteration. + switch (exp) + { + case 10: + divmod_integral(1000000000); + break; + case 9: + divmod_integral(100000000); + break; + case 8: + divmod_integral(10000000); + break; + case 7: + divmod_integral(1000000); + break; + case 6: + divmod_integral(100000); + break; + case 5: + divmod_integral(10000); + break; + case 4: + divmod_integral(1000); + break; + case 3: + divmod_integral(100); + break; + case 2: + divmod_integral(10); + break; + case 1: + digit = integral; + integral = 0; + break; + default: + FMT_ASSERT(false, "invalid number of digits"); + } + --exp; + auto remainder = (static_cast(integral) << -one.e) + fractional; + auto result = handler.on_digit(static_cast('0' + digit), data::power_of_10_64[exp] << -one.e, remainder, error, true); + if (result != digits::more) + return result; + } while (exp > 0); + // Generate digits for the fractional part. + for (;;) + { + fractional *= 10; + error *= 10; + char digit = static_cast('0' + (fractional >> -one.e)); + fractional &= one.f - 1; + --exp; + auto result = handler.on_digit(digit, one.f, fractional, error, false); + if (result != digits::more) + return result; + } +} + +class bigint +{ +private: + // A bigint is stored as an array of bigits (big digits), with bigit at index + // 0 being the least significant one. + using bigit = uint32_t; + using double_bigit = uint64_t; + enum + { + bigits_capacity = 32 + }; + basic_memory_buffer bigits_; + int exp_; + + FMT_CONSTEXPR20 bigit operator[](int index) const + { + return bigits_[to_unsigned(index)]; + } + FMT_CONSTEXPR20 bigit& operator[](int index) + { + return bigits_[to_unsigned(index)]; + } + + static constexpr const int bigit_bits = num_bits(); + + friend struct formatter; + + FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) + { + auto result = static_cast((*this)[index]) - other - borrow; + (*this)[index] = static_cast(result); + borrow = static_cast(result >> (bigit_bits * 2 - 1)); + } + + FMT_CONSTEXPR20 void remove_leading_zeros() + { + int num_bigits = static_cast(bigits_.size()) - 1; + while (num_bigits > 0 && (*this)[num_bigits] == 0) + --num_bigits; + bigits_.resize(to_unsigned(num_bigits + 1)); + } + + // Computes *this -= other assuming aligned bigints and *this >= other. + FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) + { + FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); + FMT_ASSERT(compare(*this, other) >= 0, ""); + bigit borrow = 0; + int i = other.exp_ - exp_; + for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) + subtract_bigits(i, other.bigits_[j], borrow); + while (borrow > 0) + subtract_bigits(i, 0, borrow); + remove_leading_zeros(); + } + + FMT_CONSTEXPR20 void multiply(uint32_t value) + { + const double_bigit wide_value = value; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) + { + double_bigit result = bigits_[i] * wide_value + carry; + bigits_[i] = static_cast(result); + carry = static_cast(result >> bigit_bits); + } + if (carry != 0) + bigits_.push_back(carry); + } + + template::value || std::is_same::value)> + FMT_CONSTEXPR20 void multiply(UInt value) + { + using half_uint = + conditional_t::value, uint64_t, uint32_t>; + const int shift = num_bits() - bigit_bits; + const UInt lower = static_cast(value); + const UInt upper = value >> num_bits(); + UInt carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) + { + UInt result = lower * bigits_[i] + static_cast(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + + (carry >> bigit_bits); + bigits_[i] = static_cast(result); + } + while (carry != 0) + { + bigits_.push_back(static_cast(carry)); + carry >>= bigit_bits; + } + } + + template::value || std::is_same::value)> + FMT_CONSTEXPR20 void assign(UInt n) + { + size_t num_bigits = 0; + do + { + bigits_[num_bigits++] = static_cast(n); + n >>= bigit_bits; + } while (n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + +public: + FMT_CONSTEXPR20 bigint() : + exp_(0) + { + } + explicit bigint(uint64_t n) + { + assign(n); + } + + bigint(const bigint&) = delete; + void operator=(const bigint&) = delete; + + FMT_CONSTEXPR20 void assign(const bigint& other) + { + auto size = other.bigits_.size(); + bigits_.resize(size); + auto data = other.bigits_.data(); + std::copy(data, data + size, make_checked(bigits_.data(), size)); + exp_ = other.exp_; + } + + template + FMT_CONSTEXPR20 void operator=(Int n) + { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t(n)); + } + + FMT_CONSTEXPR20 int num_bigits() const + { + return static_cast(bigits_.size()) + exp_; + } + + FMT_NOINLINE FMT_CONSTEXPR20 bigint& operator<<=(int shift) + { + FMT_ASSERT(shift >= 0, ""); + exp_ += shift / bigit_bits; + shift %= bigit_bits; + if (shift == 0) + return *this; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) + { + bigit c = bigits_[i] >> (bigit_bits - shift); + bigits_[i] = (bigits_[i] << shift) + carry; + carry = c; + } + if (carry != 0) + bigits_.push_back(carry); + return *this; + } + + template + FMT_CONSTEXPR20 bigint& operator*=(Int value) + { + FMT_ASSERT(value > 0, ""); + multiply(uint32_or_64_or_128_t(value)); + return *this; + } + + friend FMT_CONSTEXPR20 int compare(const bigint& lhs, const bigint& rhs) + { + int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); + if (num_lhs_bigits != num_rhs_bigits) + return num_lhs_bigits > num_rhs_bigits ? 1 : -1; + int i = static_cast(lhs.bigits_.size()) - 1; + int j = static_cast(rhs.bigits_.size()) - 1; + int end = i - j; + if (end < 0) + end = 0; + for (; i >= end; --i, --j) + { + bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; + if (lhs_bigit != rhs_bigit) + return lhs_bigit > rhs_bigit ? 1 : -1; + } + if (i != j) + return i > j ? 1 : -1; + return 0; + } + + // Returns compare(lhs1 + lhs2, rhs). + friend FMT_CONSTEXPR20 int add_compare(const bigint& lhs1, const bigint& lhs2, const bigint& rhs) + { + auto minimum = [](int a, int b) + { return a < b ? a : b; }; + auto maximum = [](int a, int b) + { return a > b ? a : b; }; + int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); + int num_rhs_bigits = rhs.num_bigits(); + if (max_lhs_bigits + 1 < num_rhs_bigits) + return -1; + if (max_lhs_bigits > num_rhs_bigits) + return 1; + auto get_bigit = [](const bigint& n, int i) -> bigit + { + return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; + }; + double_bigit borrow = 0; + int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); + for (int i = num_rhs_bigits - 1; i >= min_exp; --i) + { + double_bigit sum = + static_cast(get_bigit(lhs1, i)) + get_bigit(lhs2, i); + bigit rhs_bigit = get_bigit(rhs, i); + if (sum > rhs_bigit + borrow) + return 1; + borrow = rhs_bigit + borrow - sum; + if (borrow > 1) + return -1; + borrow <<= bigit_bits; + } + return borrow != 0 ? -1 : 0; + } + + // Assigns pow(10, exp) to this bigint. + FMT_CONSTEXPR20 void assign_pow10(int exp) + { + FMT_ASSERT(exp >= 0, ""); + if (exp == 0) + return *this = 1; + // Find the top bit. + int bitmask = 1; + while (exp >= bitmask) + bitmask <<= 1; + bitmask >>= 1; + // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by + // repeated squaring and multiplication. + *this = 5; + bitmask >>= 1; + while (bitmask != 0) + { + square(); + if ((exp & bitmask) != 0) + *this *= 5; + bitmask >>= 1; + } + *this <<= exp; // Multiply by pow(2, exp) by shifting. + } + + FMT_CONSTEXPR20 void square() + { + int num_bigits = static_cast(bigits_.size()); + int num_result_bigits = 2 * num_bigits; + basic_memory_buffer n(std::move(bigits_)); + bigits_.resize(to_unsigned(num_result_bigits)); + auto sum = uint128_t(); + for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) + { + // Compute bigit at position bigit_index of the result by adding + // cross-product terms n[i] * n[j] such that i + j == bigit_index. + for (int i = 0, j = bigit_index; j >= 0; ++i, --j) + { + // Most terms are multiplied twice which can be optimized in the future. + sum += static_cast(n[i]) * n[j]; + } + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); // Compute the carry. + } + // Do the same for the top half. + for (int bigit_index = num_bigits; bigit_index < num_result_bigits; + ++bigit_index) + { + for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) + sum += static_cast(n[i++]) * n[j--]; + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); + } + remove_leading_zeros(); + exp_ *= 2; + } + + // If this bigint has a bigger exponent than other, adds trailing zero to make + // exponents equal. This simplifies some operations such as subtraction. + FMT_CONSTEXPR20 void align(const bigint& other) + { + int exp_difference = exp_ - other.exp_; + if (exp_difference <= 0) + return; + int num_bigits = static_cast(bigits_.size()); + bigits_.resize(to_unsigned(num_bigits + exp_difference)); + for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) + bigits_[j] = bigits_[i]; + std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); + exp_ -= exp_difference; + } + + // Divides this bignum by divisor, assigning the remainder to this and + // returning the quotient. + FMT_CONSTEXPR20 int divmod_assign(const bigint& divisor) + { + FMT_ASSERT(this != &divisor, ""); + if (compare(*this, divisor) < 0) + return 0; + FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); + align(divisor); + int quotient = 0; + do + { + subtract_aligned(divisor); + ++quotient; + } while (compare(*this, divisor) >= 0); + return quotient; + } +}; + +// format_dragon flags. +enum dragon +{ + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, +}; + +// Formats a floating-point number using a variation of the Fixed-Precision +// Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: +// https://fmt.dev/papers/p372-steele.pdf. +FMT_CONSTEXPR20 inline void format_dragon(basic_fp value, unsigned flags, int num_digits, buffer& buf, int& exp10) +{ + bigint numerator; // 2 * R in (FPP)^2. + bigint denominator; // 2 * S in (FPP)^2. + // lower and upper are differences between value and corresponding boundaries. + bigint lower; // (M^- in (FPP)^2). + bigint upper_store; // upper's value if different from lower. + bigint* upper = nullptr; // (M^+ in (FPP)^2). + // Shift numerator and denominator by an extra bit or two (if lower boundary + // is closer) to make lower and upper integers. This eliminates multiplication + // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; + int shift = is_predecessor_closer ? 2 : 1; + if (value.e >= 0) + { + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; + lower <<= value.e; + if (is_predecessor_closer) + { + upper_store = 1; + upper_store <<= value.e + 1; + upper = &upper_store; + } + denominator.assign_pow10(exp10); + denominator <<= shift; + } + else if (exp10 < 0) + { + numerator.assign_pow10(-exp10); + lower.assign(numerator); + if (is_predecessor_closer) + { + upper_store.assign(numerator); + upper_store <<= 1; + upper = &upper_store; + } + numerator *= value.f; + numerator <<= shift; + denominator = 1; + denominator <<= shift - value.e; + } + else + { + numerator = value.f; + numerator <<= shift; + denominator.assign_pow10(exp10); + denominator <<= shift - value.e; + lower = 1; + if (is_predecessor_closer) + { + upper_store = 1ULL << 1; + upper = &upper_store; + } + } + int even = static_cast((value.f & 1) == 0); + if (!upper) + upper = &lower; + if ((flags & dragon::fixup) != 0) + { + if (add_compare(numerator, *upper, denominator) + even <= 0) + { + --exp10; + numerator *= 10; + if (num_digits < 0) + { + lower *= 10; + if (upper != &lower) + *upper *= 10; + } + } + if ((flags & dragon::fixed) != 0) + adjust_precision(num_digits, exp10 + 1); + } + // Invariant: value == (numerator / denominator) * pow(10, exp10). + if (num_digits < 0) + { + // Generate the shortest representation. + num_digits = 0; + char* data = buf.data(); + for (;;) + { + int digit = numerator.divmod_assign(denominator); + bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. + // numerator + upper >[=] pow10: + bool high = add_compare(numerator, *upper, denominator) + even > 0; + data[num_digits++] = static_cast('0' + digit); + if (low || high) + { + if (!low) + { + ++data[num_digits - 1]; + } + else if (high) + { + int result = add_compare(numerator, numerator, denominator); + // Round half to even. + if (result > 0 || (result == 0 && (digit % 2) != 0)) + ++data[num_digits - 1]; + } + buf.try_resize(to_unsigned(num_digits)); + exp10 -= num_digits - 1; + return; + } + numerator *= 10; + lower *= 10; + if (upper != &lower) + *upper *= 10; + } + } + // Generate the given number of digits. + exp10 -= num_digits - 1; + if (num_digits == 0) + { + denominator *= 10; + auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; + buf.push_back(digit); + return; + } + buf.try_resize(to_unsigned(num_digits)); + for (int i = 0; i < num_digits - 1; ++i) + { + int digit = numerator.divmod_assign(denominator); + buf[i] = static_cast('0' + digit); + numerator *= 10; + } + int digit = numerator.divmod_assign(denominator); + auto result = add_compare(numerator, numerator, denominator); + if (result > 0 || (result == 0 && (digit % 2) != 0)) + { + if (digit == 9) + { + const auto overflow = '0' + 10; + buf[num_digits - 1] = overflow; + // Propagate the carry. + for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) + { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] == overflow) + { + buf[0] = '1'; + ++exp10; + } + return; + } + ++digit; + } + buf[num_digits - 1] = static_cast('0' + digit); +} + +template +FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, buffer& buf) -> int +{ + // float is passed as double to reduce the number of instantiations. + static_assert(!std::is_same::value, ""); + FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); + + const bool fixed = specs.format == float_format::fixed; + if (value <= 0) + { // <= instead of == to silence a warning. + if (precision <= 0 || !fixed) + { + buf.push_back('0'); + return 0; + } + buf.try_resize(to_unsigned(precision)); + fill_n(buf.data(), precision, '0'); + return -precision; + } + + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if (!is_fast_float()) + { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info; + const auto f = basic_fp(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + exp = static_cast( + std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10) + ); + dragon_flags = dragon::fixup; + } + else if (!is_constant_evaluated() && precision < 0) + { + // Use Dragonbox for the shortest format. + if (specs.binary32) + { + auto dec = dragonbox::to_decimal(static_cast(value)); + write(buffer_appender(buf), dec.significand); + return dec.exponent; + } + auto dec = dragonbox::to_decimal(static_cast(value)); + write(buffer_appender(buf), dec.significand); + return dec.exponent; + } + else + { + // Use Grisu + Dragon4 for the given precision: + // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. + const int min_exp = -60; // alpha in Grisu. + int cached_exp10 = 0; // K in Grisu. + fp normalized = normalize(fp(converted_value)); + const auto cached_pow = get_cached_power( + min_exp - (normalized.e + fp::num_significand_bits), cached_exp10 + ); + normalized = normalized * cached_pow; + gen_digits_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; + if (grisu_gen_digits(normalized, 1, exp, handler) != digits::error && + !is_constant_evaluated()) + { + exp += handler.exp10; + buf.try_resize(to_unsigned(handler.size)); + use_dragon = false; + } + else + { + exp += handler.size - cached_exp10 - 1; + precision = handler.precision; + } + } + if (use_dragon) + { + auto f = basic_fp(); + bool is_predecessor_closer = specs.binary32 ? f.assign(static_cast(value)) : f.assign(converted_value); + if (is_predecessor_closer) + dragon_flags |= dragon::predecessor_closer; + if (fixed) + dragon_flags |= dragon::fixed; + // Limit precision to the maximum possible number of significant digits in + // an IEEE754 double because we don't need to generate zeros. + const int max_double_digits = 767; + if (precision > max_double_digits) + precision = max_double_digits; + format_dragon(f, dragon_flags, precision, buf, exp); + } + if (!fixed && !specs.showpoint) + { + // Remove trailing zeros. + auto num_digits = buf.size(); + while (num_digits > 0 && buf[num_digits - 1] == '0') + { + --num_digits; + ++exp; + } + buf.try_resize(num_digits); + } + return exp; +} + +template::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value, basic_format_specs specs, locale_ref loc = {}) + -> OutputIt +{ + if (const_check(!is_supported_floating_point(value))) + return out; + float_specs fspecs = parse_float_type_spec(specs); + fspecs.sign = specs.sign; + if (detail::signbit(value)) + { // value < 0 is false for NaN so use signbit. + fspecs.sign = sign::minus; + value = -value; + } + else if (fspecs.sign == sign::minus) + { + fspecs.sign = sign::none; + } + + if (!detail::isfinite(value)) + return write_nonfinite(out, detail::isnan(value), specs, fspecs); + + if (specs.align == align::numeric && fspecs.sign) + { + auto it = reserve(out, 1); + *it++ = detail::sign(fspecs.sign); + out = base_iterator(out, it); + fspecs.sign = sign::none; + if (specs.width != 0) + --specs.width; + } + + memory_buffer buffer; + if (fspecs.format == float_format::hex) + { + if (fspecs.sign) + buffer.push_back(detail::sign(fspecs.sign)); + snprintf_float(convert_float(value), specs.precision, fspecs, buffer); + return write_bytes(out, {buffer.data(), buffer.size()}, specs); + } + int precision = specs.precision >= 0 || specs.type == presentation_type::none ? specs.precision : 6; + if (fspecs.format == float_format::exp) + { + if (precision == max_value()) + throw_format_error("number is too big"); + else + ++precision; + } + else if (fspecs.format != float_format::fixed && precision == 0) + { + precision = 1; + } + if (const_check(std::is_same())) + fspecs.binary32 = true; + int exp = format_float(convert_float(value), precision, fspecs, buffer); + fspecs.precision = precision; + auto f = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; + return write_float(out, f, specs, fspecs, loc); +} + +template::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt +{ + if (is_constant_evaluated()) + return write(out, value, basic_format_specs()); + if (const_check(!is_supported_floating_point(value))) + return out; + + auto fspecs = float_specs(); + if (detail::signbit(value)) + { + fspecs.sign = sign::minus; + value = -value; + } + + constexpr auto specs = basic_format_specs(); + using floaty = conditional_t::value, double, T>; + using uint = typename dragonbox::float_info::carrier_uint; + uint mask = exponent_mask(); + if ((bit_cast(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, fspecs); + + auto dec = dragonbox::to_decimal(static_cast(value)); + return write_float(out, dec, specs, fspecs, {}); +} + +template::value && !is_fast_float::value)> +inline auto write(OutputIt out, T value) -> OutputIt +{ + return write(out, value, basic_format_specs()); +} + +template +auto write(OutputIt out, monostate, basic_format_specs = {}, locale_ref = {}) -> OutputIt +{ + FMT_ASSERT(false, ""); + return out; +} + +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view value) + -> OutputIt +{ + auto it = reserve(out, value.size()); + it = copy_str_noinline(value.begin(), value.end(), it); + return base_iterator(out, it); +} + +template::value)> +constexpr auto write(OutputIt out, const T& value) -> OutputIt +{ + return write(out, to_string_view(value)); +} + +// FMT_ENABLE_IF() condition separated to workaround an MSVC bug. +template< + typename Char, + typename OutputIt, + typename T, + bool check = + std::is_enum::value && !std::is_same::value && + mapped_type_constant>::value != + type::custom_type, + FMT_ENABLE_IF(check)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt +{ + return write(out, static_cast>(value)); +} + +template::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value, const basic_format_specs& specs = {}, locale_ref = {}) -> OutputIt +{ + return specs.type != presentation_type::none && + specs.type != presentation_type::string ? + write(out, value ? 1 : 0, specs, {}) : + write_bytes(out, value ? "true" : "false", specs); +} + +template +FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt +{ + auto it = reserve(out, 1); + *it++ = value; + return base_iterator(out, it); +} + +template +FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char* value) + -> OutputIt +{ + if (!value) + { + throw_format_error("string pointer is null"); + } + else + { + out = write(out, basic_string_view(value)); + } + return out; +} + +template::value)> +auto write(OutputIt out, const T* value, const basic_format_specs& specs = {}, locale_ref = {}) + -> OutputIt +{ + check_pointer_type_spec(specs.type, error_handler()); + return write_ptr(out, bit_cast(value), &specs); +} + +// A write overload that handles implicit conversions. +template> +FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< + std::is_class::value && !is_string::value && + !is_floating_point::value && !std::is_same::value && + !std::is_same().map(value))>::value, + OutputIt> +{ + return write(out, arg_mapper().map(value)); +} + +template> +FMT_CONSTEXPR auto write(OutputIt out, const T& value) + -> enable_if_t::value == type::custom_type, OutputIt> +{ + using formatter_type = + conditional_t::value, typename Context::template formatter_type, fallback_formatter>; + auto ctx = Context(out, {}, {}); + return formatter_type().format(value, ctx); +} + +// An argument visitor that formats the argument and writes it via the output +// iterator. It's a class and not a generic lambda for compatibility with C++11. +template +struct default_arg_formatter +{ + using iterator = buffer_appender; + using context = buffer_context; + + iterator out; + basic_format_args args; + locale_ref loc; + + template + auto operator()(T value) -> iterator + { + return write(out, value); + } + auto operator()(typename basic_format_arg::handle h) -> iterator + { + basic_format_parse_context parse_ctx({}); + context format_ctx(out, args, loc); + h.format(parse_ctx, format_ctx); + return format_ctx.out(); + } +}; + +template +struct arg_formatter +{ + using iterator = buffer_appender; + using context = buffer_context; + + iterator out; + const basic_format_specs& specs; + locale_ref locale; + + template + FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator + { + return detail::write(out, value, specs, locale); + } + auto operator()(typename basic_format_arg::handle) -> iterator + { + // User-defined types are handled separately because they require access + // to the parse context. + return out; + } +}; + +template +struct custom_formatter +{ + basic_format_parse_context& parse_ctx; + buffer_context& ctx; + + void operator()( + typename basic_format_arg>::handle h + ) const + { + h.format(parse_ctx, ctx); + } + template + void operator()(T) const + { + } +}; + +template +using is_integer = + bool_constant::value && !std::is_same::value && !std::is_same::value && !std::is_same::value>; + +template +class width_checker +{ +public: + explicit FMT_CONSTEXPR width_checker(ErrorHandler& eh) : + handler_(eh) + { + } + + template::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long + { + if (is_negative(value)) + handler_.on_error("negative width"); + return static_cast(value); + } + + template::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long + { + handler_.on_error("width is not integer"); + return 0; + } + +private: + ErrorHandler& handler_; +}; + +template +class precision_checker +{ +public: + explicit FMT_CONSTEXPR precision_checker(ErrorHandler& eh) : + handler_(eh) + { + } + + template::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long + { + if (is_negative(value)) + handler_.on_error("negative precision"); + return static_cast(value); + } + + template::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long + { + handler_.on_error("precision is not integer"); + return 0; + } + +private: + ErrorHandler& handler_; +}; + +template class Handler, typename FormatArg, typename ErrorHandler> +FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg, ErrorHandler eh) -> int +{ + unsigned long long value = visit_format_arg(Handler(eh), arg); + if (value > to_unsigned(max_value())) + eh.on_error("number is too big"); + return static_cast(value); +} + +template +FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) -> + typename Context::format_arg +{ + auto arg = ctx.arg(id); + if (!arg) + ctx.on_error("argument not found"); + return arg; +} + +// The standard format specifier handler with checking. +template +class specs_handler : public specs_setter +{ +private: + basic_format_parse_context& parse_context_; + buffer_context& context_; + + // This is only needed for compatibility with gcc 4.4. + using format_arg = basic_format_arg>; + + FMT_CONSTEXPR auto get_arg(auto_id) -> format_arg + { + return detail::get_arg(context_, parse_context_.next_arg_id()); + } + + FMT_CONSTEXPR auto get_arg(int arg_id) -> format_arg + { + parse_context_.check_arg_id(arg_id); + return detail::get_arg(context_, arg_id); + } + + FMT_CONSTEXPR auto get_arg(basic_string_view arg_id) -> format_arg + { + parse_context_.check_arg_id(arg_id); + return detail::get_arg(context_, arg_id); + } + +public: + FMT_CONSTEXPR specs_handler(basic_format_specs& specs, basic_format_parse_context& parse_ctx, buffer_context& ctx) : + specs_setter(specs), + parse_context_(parse_ctx), + context_(ctx) + { + } + + template + FMT_CONSTEXPR void on_dynamic_width(Id arg_id) + { + this->specs_.width = get_dynamic_spec( + get_arg(arg_id), context_.error_handler() + ); + } + + template + FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) + { + this->specs_.precision = get_dynamic_spec( + get_arg(arg_id), context_.error_handler() + ); + } + + void on_error(const char* message) + { + context_.on_error(message); + } +}; + +template class Handler, typename Context> +FMT_CONSTEXPR void handle_dynamic_spec(int& value, arg_ref ref, Context& ctx) +{ + switch (ref.kind) + { + case arg_id_kind::none: + break; + case arg_id_kind::index: + value = detail::get_dynamic_spec(ctx.arg(ref.val.index), ctx.error_handler()); + break; + case arg_id_kind::name: + value = detail::get_dynamic_spec(ctx.arg(ref.val.name), ctx.error_handler()); + break; + } +} + +#if FMT_USE_USER_DEFINED_LITERALS +template +struct udl_formatter +{ + basic_string_view str; + + template + auto operator()(T&&... args) const -> std::basic_string + { + return vformat(str, fmt::make_format_args>(args...)); + } +}; + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template Str> +struct statically_named_arg : view +{ + static constexpr auto name = Str.data; + + const T& value; + statically_named_arg(const T& v) : + value(v) + { + } +}; + +template Str> +struct is_named_arg> : std::true_type +{ +}; + +template Str> +struct is_statically_named_arg> : std::true_type +{ +}; + +template Str> +struct udl_arg +{ + template + auto operator=(T&& value) const + { + return statically_named_arg(std::forward(value)); + } +}; +#else +template +struct udl_arg +{ + const Char* str; + + template + auto operator=(T&& value) const -> named_arg + { + return {str, std::forward(value)}; + } +}; +#endif +#endif // FMT_USE_USER_DEFINED_LITERALS + +template +auto vformat(const Locale& loc, basic_string_view format_str, basic_format_args>> args) + -> std::basic_string +{ + basic_memory_buffer buffer; + detail::vformat_to(buffer, format_str, args, detail::locale_ref(loc)); + return {buffer.data(), buffer.size()}; +} + +using format_func = void (*)(detail::buffer&, int, const char*); + +FMT_API void format_error_code(buffer& out, int error_code, string_view message) noexcept; + +FMT_API void report_error(format_func func, int error_code, const char* message) noexcept; +FMT_END_DETAIL_NAMESPACE + +FMT_API auto vsystem_error(int error_code, string_view format_str, format_args args) -> std::system_error; + +/** + \rst + Constructs :class:`std::system_error` with a message formatted with + ``fmt::format(fmt, args...)``. + *error_code* is a system error code as given by ``errno``. + + **Example**:: + + // This throws std::system_error with the description + // cannot open file 'madeup': No such file or directory + // or similar (system message may vary). + const char* filename = "madeup"; + std::FILE* file = std::fopen(filename, "r"); + if (!file) + throw fmt::system_error(errno, "cannot open file '{}'", filename); + \endrst +*/ +template +auto system_error(int error_code, format_string fmt, T&&... args) + -> std::system_error +{ + return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); +} + +/** + \rst + Formats an error message for an error returned by an operating system or a + language runtime, for example a file opening error, and writes it to *out*. + The format is the same as the one used by ``std::system_error(ec, message)`` + where ``ec`` is ``std::error_code(error_code, std::generic_category()})``. + It is implementation-defined but normally looks like: + + .. parsed-literal:: + **: ** + + where ** is the passed message and ** is the system + message corresponding to the error code. + *error_code* is a system error code as given by ``errno``. + \endrst + */ +FMT_API void format_system_error(detail::buffer& out, int error_code, const char* message) noexcept; + +// Reports a system error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_system_error(int error_code, const char* message) noexcept; + +/** Fast integer formatter. */ +class format_int +{ +private: + // Buffer should be large enough to hold all digits (digits10 + 1), + // a sign and a null character. + enum + { + buffer_size = std::numeric_limits::digits10 + 3 + }; + mutable char buffer_[buffer_size]; + char* str_; + + template + auto format_unsigned(UInt value) -> char* + { + auto n = static_cast>(value); + return detail::format_decimal(buffer_, n, buffer_size - 1).begin; + } + + template + auto format_signed(Int value) -> char* + { + auto abs_value = static_cast>(value); + bool negative = value < 0; + if (negative) + abs_value = 0 - abs_value; + auto begin = format_unsigned(abs_value); + if (negative) + *--begin = '-'; + return begin; + } + +public: + explicit format_int(int value) : + str_(format_signed(value)) + { + } + explicit format_int(long value) : + str_(format_signed(value)) + { + } + explicit format_int(long long value) : + str_(format_signed(value)) + { + } + explicit format_int(unsigned value) : + str_(format_unsigned(value)) + { + } + explicit format_int(unsigned long value) : + str_(format_unsigned(value)) + { + } + explicit format_int(unsigned long long value) : + str_(format_unsigned(value)) + { + } + + /** Returns the number of characters written to the output buffer. */ + auto size() const -> size_t + { + return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); + } + + /** + Returns a pointer to the output buffer content. No terminating null + character is appended. + */ + auto data() const -> const char* + { + return str_; + } + + /** + Returns a pointer to the output buffer content with terminating null + character appended. + */ + auto c_str() const -> const char* + { + buffer_[buffer_size - 1] = '\0'; + return str_; + } + + /** + \rst + Returns the content of the output buffer as an ``std::string``. + \endrst + */ + auto str() const -> std::string + { + return std::string(str_, size()); + } +}; + +template +template +FMT_CONSTEXPR FMT_INLINE auto + formatter::value != detail::type::custom_type>>::format(const T& val, FormatContext& ctx) + const -> decltype(ctx.out()) +{ + if (specs_.width_ref.kind != detail::arg_id_kind::none || + specs_.precision_ref.kind != detail::arg_id_kind::none) + { + auto specs = specs_; + detail::handle_dynamic_spec(specs.width, specs.width_ref, ctx); + detail::handle_dynamic_spec( + specs.precision, specs.precision_ref, ctx + ); + return detail::write(ctx.out(), val, specs, ctx.locale()); + } + return detail::write(ctx.out(), val, specs_, ctx.locale()); +} + +template +struct formatter : formatter +{ + template + auto format(void* val, FormatContext& ctx) const -> decltype(ctx.out()) + { + return formatter::format(val, ctx); + } +}; + +template +struct formatter : formatter, Char> +{ + template + FMT_CONSTEXPR auto format(const Char* val, FormatContext& ctx) const + -> decltype(ctx.out()) + { + return formatter, Char>::format(val, ctx); + } +}; + +// A formatter for types known only at run time such as variant alternatives. +// +// Usage: +// using variant = std::variant; +// template <> +// struct formatter: dynamic_formatter<> { +// auto format(const variant& v, format_context& ctx) { +// return visit([&](const auto& val) { +// return dynamic_formatter<>::format(val, ctx); +// }, v); +// } +// }; +template +class dynamic_formatter +{ +private: + detail::dynamic_format_specs specs_; + const Char* format_str_; + + struct null_handler : detail::error_handler + { + void on_align(align_t) + { + } + void on_sign(sign_t) + { + } + void on_hash() + { + } + }; + + template + void handle_specs(Context& ctx) + { + detail::handle_dynamic_spec(specs_.width, specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx + ); + } + +public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + format_str_ = ctx.begin(); + // Checks are deferred to formatting time when the argument type is known. + detail::dynamic_specs_handler handler(specs_, ctx); + return detail::parse_format_specs(ctx.begin(), ctx.end(), handler); + } + + template + auto format(const T& val, FormatContext& ctx) -> decltype(ctx.out()) + { + handle_specs(ctx); + detail::specs_checker checker( + null_handler(), detail::mapped_type_constant::value + ); + checker.on_align(specs_.align); + if (specs_.sign != sign::none) + checker.on_sign(specs_.sign); + if (specs_.alt) + checker.on_hash(); + if (specs_.precision >= 0) + checker.end_precision(); + return detail::write(ctx.out(), val, specs_, ctx.locale()); + } +}; + +/** + \rst + Converts ``p`` to ``const void*`` for pointer formatting. + + **Example**:: + + auto s = fmt::format("{}", fmt::ptr(p)); + \endrst + */ +template +auto ptr(T p) -> const void* +{ + static_assert(std::is_pointer::value, ""); + return detail::bit_cast(p); +} +template +auto ptr(const std::unique_ptr& p) -> const void* +{ + return p.get(); +} +template +auto ptr(const std::shared_ptr& p) -> const void* +{ + return p.get(); +} + +/** + \rst + Converts ``e`` to the underlying type. + + **Example**:: + + enum class color { red, green, blue }; + auto s = fmt::format("{}", fmt::underlying(color::red)); + \endrst + */ +template +constexpr auto underlying(Enum e) noexcept -> underlying_t +{ + return static_cast>(e); +} + +namespace enums +{ + template::value)> + constexpr auto format_as(Enum e) noexcept -> underlying_t + { + return static_cast>(e); + } +} // namespace enums + +class bytes +{ +private: + string_view data_; + friend struct formatter; + +public: + explicit bytes(string_view data) : + data_(data) + { + } +}; + +template<> +struct formatter +{ +private: + detail::dynamic_format_specs specs_; + +public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + using handler_type = detail::dynamic_specs_handler; + detail::specs_checker handler(handler_type(specs_, ctx), detail::type::string_type); + auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); + detail::check_string_type_spec(specs_.type, ctx.error_handler()); + return it; + } + + template + auto format(bytes b, FormatContext& ctx) -> decltype(ctx.out()) + { + detail::handle_dynamic_spec(specs_.width, specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx + ); + return detail::write_bytes(ctx.out(), b.data_, specs_); + } +}; + +// group_digits_view is not derived from view because it copies the argument. +template +struct group_digits_view +{ + T value; +}; + +/** + \rst + Returns a view that formats an integer value using ',' as a locale-independent + thousands separator. + + **Example**:: + + fmt::print("{}", fmt::group_digits(12345)); + // Output: "12,345" + \endrst + */ +template +auto group_digits(T value) -> group_digits_view +{ + return {value}; +} + +template +struct formatter> : formatter +{ +private: + detail::dynamic_format_specs specs_; + +public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + using handler_type = detail::dynamic_specs_handler; + detail::specs_checker handler(handler_type(specs_, ctx), detail::type::int_type); + auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); + detail::check_string_type_spec(specs_.type, ctx.error_handler()); + return it; + } + + template + auto format(group_digits_view t, FormatContext& ctx) + -> decltype(ctx.out()) + { + detail::handle_dynamic_spec(specs_.width, specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx + ); + return detail::write_int_localized( + ctx.out(), static_cast>(t.value), 0, specs_, detail::digit_grouping({"\3", ','}) + ); + } +}; + +template +struct join_view : detail::view +{ + It begin; + Sentinel end; + basic_string_view sep; + + join_view(It b, Sentinel e, basic_string_view s) : + begin(b), + end(e), + sep(s) + { + } +}; + +template +struct formatter, Char> +{ +private: + using value_type = +#ifdef __cpp_lib_ranges + std::iter_value_t; +#else + typename std::iterator_traits::value_type; +#endif + using context = buffer_context; + using mapper = detail::arg_mapper; + + template::value)> + static auto map(const T& value) -> const T& + { + return value; + } + template::value)> + static auto map(const T& value) -> decltype(mapper().map(value)) + { + return mapper().map(value); + } + + using formatter_type = + conditional_t::value, formatter()))>, Char>, detail::fallback_formatter>; + + formatter_type value_formatter_; + +public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return value_formatter_.parse(ctx); + } + + template + auto format(const join_view& value, FormatContext& ctx) const -> decltype(ctx.out()) + { + auto it = value.begin; + auto out = ctx.out(); + if (it != value.end) + { + out = value_formatter_.format(map(*it), ctx); + ++it; + while (it != value.end) + { + out = detail::copy_str(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + out = value_formatter_.format(map(*it), ctx); + ++it; + } + } + return out; + } +}; + +/** + Returns a view that formats the iterator range `[begin, end)` with elements + separated by `sep`. + */ +template +auto join(It begin, Sentinel end, string_view sep) -> join_view +{ + return {begin, end, sep}; +} + +/** + \rst + Returns a view that formats `range` with elements separated by `sep`. + + **Example**:: + + std::vector v = {1, 2, 3}; + fmt::print("{}", fmt::join(v, ", ")); + // Output: "1, 2, 3" + + ``fmt::join`` applies passed format specifiers to the range elements:: + + fmt::print("{:02}", fmt::join(v, ", ")); + // Output: "01, 02, 03" + \endrst + */ +template +auto join(Range&& range, string_view sep) + -> join_view, detail::sentinel_t> +{ + return join(std::begin(range), std::end(range), sep); +} + +/** + \rst + Converts *value* to ``std::string`` using the default format for type *T*. + + **Example**:: + + #include + + std::string answer = fmt::to_string(42); + \endrst + */ +template::value)> +inline auto to_string(const T& value) -> std::string +{ + auto result = std::string(); + detail::write(std::back_inserter(result), value); + return result; +} + +template::value)> +FMT_NODISCARD inline auto to_string(T value) -> std::string +{ + // The buffer should be large enough to store the number including the sign + // or "false" for bool. + constexpr int max_size = detail::digits10() + 2; + char buffer[max_size > 5 ? static_cast(max_size) : 5]; + char* begin = buffer; + return std::string(begin, detail::write(begin, value)); +} + +template +FMT_NODISCARD auto to_string(const basic_memory_buffer& buf) + -> std::basic_string +{ + auto size = buf.size(); + detail::assume(size < std::basic_string().max_size()); + return std::basic_string(buf.data(), size); +} + +FMT_BEGIN_DETAIL_NAMESPACE + +template +void vformat_to( + buffer& buf, basic_string_view fmt, basic_format_args)> args, locale_ref loc +) +{ + // workaround for msvc bug regarding name-lookup in module + // link names into function scope + using detail::arg_formatter; + using detail::buffer_appender; + using detail::custom_formatter; + using detail::default_arg_formatter; + using detail::get_arg; + using detail::locale_ref; + using detail::parse_format_specs; + using detail::specs_checker; + using detail::specs_handler; + using detail::to_unsigned; + using detail::type; + using detail::write; + auto out = buffer_appender(buf); + if (fmt.size() == 2 && equal2(fmt.data(), "{}")) + { + auto arg = args.get(0); + if (!arg) + error_handler().on_error("argument not found"); + visit_format_arg(default_arg_formatter{out, args, loc}, arg); + return; + } + + struct format_handler : error_handler + { + basic_format_parse_context parse_context; + buffer_context context; + + format_handler(buffer_appender p_out, basic_string_view str, basic_format_args> p_args, locale_ref p_loc) : + parse_context(str), + context(p_out, p_args, p_loc) + { + } + + void on_text(const Char* begin, const Char* end) + { + auto text = basic_string_view(begin, to_unsigned(end - begin)); + context.advance_to(write(context.out(), text)); + } + + FMT_CONSTEXPR auto on_arg_id() -> int + { + return parse_context.next_arg_id(); + } + FMT_CONSTEXPR auto on_arg_id(int id) -> int + { + return parse_context.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int + { + int arg_id = context.arg_id(id); + if (arg_id < 0) + on_error("argument not found"); + return arg_id; + } + + FMT_INLINE void on_replacement_field(int id, const Char*) + { + auto arg = get_arg(context, id); + context.advance_to(visit_format_arg( + default_arg_formatter{context.out(), context.args(), context.locale()}, + arg + )); + } + + auto on_format_specs(int id, const Char* begin, const Char* end) + -> const Char* + { + auto arg = get_arg(context, id); + if (arg.type() == type::custom_type) + { + parse_context.advance_to(parse_context.begin() + (begin - &*parse_context.begin())); + visit_format_arg(custom_formatter{parse_context, context}, arg); + return parse_context.begin(); + } + auto specs = basic_format_specs(); + specs_checker> handler( + specs_handler(specs, parse_context, context), arg.type() + ); + begin = parse_format_specs(begin, end, handler); + if (begin == end || *begin != '}') + on_error("missing '}' in format string"); + auto f = arg_formatter{context.out(), specs, context.locale()}; + context.advance_to(visit_format_arg(f, arg)); + return begin; + } + }; + detail::parse_format_string(fmt, format_handler(out, fmt, args, loc)); +} + +#ifndef FMT_HEADER_ONLY +extern template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +extern template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +extern template FMT_API auto decimal_point_impl(locale_ref) -> char; +extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; +#endif // FMT_HEADER_ONLY + +FMT_END_DETAIL_NAMESPACE + +#if FMT_USE_USER_DEFINED_LITERALS +inline namespace literals +{ +/** + \rst + User-defined literal equivalent of :func:`fmt::arg`. + + **Example**:: + + using namespace fmt::literals; + fmt::print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); + \endrst + */ +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + template + constexpr auto operator""_a() + { + using char_t = remove_cvref_t; + return detail::udl_arg(); + } +#else + constexpr auto operator"" _a(const char* s, size_t) -> detail::udl_arg + { + return {s}; + } +#endif +} // namespace literals +#endif // FMT_USE_USER_DEFINED_LITERALS + +template::value)> +inline auto vformat(const Locale& loc, string_view fmt, format_args args) + -> std::string +{ + return detail::vformat(loc, fmt, args); +} + +template::value)> +inline auto format(const Locale& loc, format_string fmt, T&&... args) + -> std::string +{ + return vformat(loc, string_view(fmt), fmt::make_format_args(args...)); +} + +template::value&& detail::is_locale::value)> +auto vformat_to(OutputIt out, const Locale& loc, string_view fmt, format_args args) -> OutputIt +{ + using detail::get_buffer; + auto&& buf = get_buffer(out); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return detail::get_iterator(buf); +} + +template::value&& detail::is_locale::value)> +FMT_INLINE auto format_to(OutputIt out, const Locale& loc, format_string fmt, T&&... args) -> OutputIt +{ + return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +#define FMT_FUNC inline +#include "format-inl.h" +#else +#define FMT_FUNC +#endif + +#endif // FMT_FORMAT_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/locale.h b/CAPI/spdlog/include/spdlog/fmt/bundled/locale.h new file mode 100644 index 0000000..7571b52 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/locale.h @@ -0,0 +1,2 @@ +#include "xchar.h" +#warning fmt/locale.h is deprecated, include fmt/format.h or fmt/xchar.h instead diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/os.h b/CAPI/spdlog/include/spdlog/fmt/bundled/os.h new file mode 100644 index 0000000..5b2e233 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/os.h @@ -0,0 +1,561 @@ +// Formatting library for C++ - optional OS-specific functionality +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OS_H_ +#define FMT_OS_H_ + +#include +#include +#include +#include // std::system_error + +#if defined __APPLE__ || defined(__FreeBSD__) +#include // for LC_NUMERIC_MASK on OS X +#endif + +#include "format.h" + +#ifndef FMT_USE_FCNTL +// UWP doesn't provide _pipe. +#if FMT_HAS_INCLUDE("winapifamily.h") +#include +#endif +#if (FMT_HAS_INCLUDE() || defined(__APPLE__) || defined(__linux__)) && \ + (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +#include // for O_RDONLY +#define FMT_USE_FCNTL 1 +#else +#define FMT_USE_FCNTL 0 +#endif +#endif + +#ifndef FMT_POSIX +#if defined(_WIN32) && !defined(__MINGW32__) +// Fix warnings about deprecated symbols. +#define FMT_POSIX(call) _##call +#else +#define FMT_POSIX(call) call +#endif +#endif + +// Calls to system functions are wrapped in FMT_SYSTEM for testability. +#ifdef FMT_SYSTEM +#define FMT_POSIX_CALL(call) FMT_SYSTEM(call) +#else +#define FMT_SYSTEM(call) ::call +#ifdef _WIN32 +// Fix warnings about deprecated symbols. +#define FMT_POSIX_CALL(call) ::_##call +#else +#define FMT_POSIX_CALL(call) ::call +#endif +#endif + +// Retries the expression while it evaluates to error_result and errno +// equals to EINTR. +#ifndef _WIN32 +#define FMT_RETRY_VAL(result, expression, error_result) \ + do \ + { \ + (result) = (expression); \ + } while ((result) == (error_result) && errno == EINTR) +#else +#define FMT_RETRY_VAL(result, expression, error_result) result = (expression) +#endif + +#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +/** + \rst + A reference to a null-terminated string. It can be constructed from a C + string or ``std::string``. + + You can use one of the following type aliases for common character types: + + +---------------+-----------------------------+ + | Type | Definition | + +===============+=============================+ + | cstring_view | basic_cstring_view | + +---------------+-----------------------------+ + | wcstring_view | basic_cstring_view | + +---------------+-----------------------------+ + + This class is most useful as a parameter type to allow passing + different types of strings to a function, for example:: + + template + std::string format(cstring_view format_str, const Args & ... args); + + format("{}", 42); + format(std::string("{}"), 42); + \endrst + */ +template +class basic_cstring_view +{ +private: + const Char* data_; + +public: + /** Constructs a string reference object from a C string. */ + basic_cstring_view(const Char* s) : + data_(s) + { + } + + /** + \rst + Constructs a string reference from an ``std::string`` object. + \endrst + */ + basic_cstring_view(const std::basic_string& s) : + data_(s.c_str()) + { + } + + /** Returns the pointer to a C string. */ + const Char* c_str() const + { + return data_; + } +}; + +using cstring_view = basic_cstring_view; +using wcstring_view = basic_cstring_view; + +template +struct formatter +{ + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template + FMT_CONSTEXPR auto format(const std::error_code& ec, FormatContext& ctx) const + -> decltype(ctx.out()) + { + auto out = ctx.out(); + out = detail::write_bytes(out, ec.category().name(), basic_format_specs()); + out = detail::write(out, Char(':')); + out = detail::write(out, ec.value()); + return out; + } +}; + +#ifdef _WIN32 +FMT_API const std::error_category& system_category() noexcept; + +FMT_BEGIN_DETAIL_NAMESPACE +// A converter from UTF-16 to UTF-8. +// It is only provided for Windows since other systems support UTF-8 natively. +class utf16_to_utf8 +{ +private: + memory_buffer buffer_; + +public: + utf16_to_utf8() + { + } + FMT_API explicit utf16_to_utf8(basic_string_view s); + operator string_view() const + { + return string_view(&buffer_[0], size()); + } + size_t size() const + { + return buffer_.size() - 1; + } + const char* c_str() const + { + return &buffer_[0]; + } + std::string str() const + { + return std::string(&buffer_[0], size()); + } + + // Performs conversion returning a system error code instead of + // throwing exception on conversion error. This method may still throw + // in case of memory allocation error. + FMT_API int convert(basic_string_view s); +}; + +FMT_API void format_windows_error(buffer& out, int error_code, const char* message) noexcept; +FMT_END_DETAIL_NAMESPACE + +FMT_API std::system_error vwindows_error(int error_code, string_view format_str, format_args args); + +/** + \rst + Constructs a :class:`std::system_error` object with the description + of the form + + .. parsed-literal:: + **: ** + + where ** is the formatted message and ** is the + system message corresponding to the error code. + *error_code* is a Windows error code as given by ``GetLastError``. + If *error_code* is not a valid error code such as -1, the system message + will look like "error -1". + + **Example**:: + + // This throws a system_error with the description + // cannot open file 'madeup': The system cannot find the file specified. + // or similar (system message may vary). + const char *filename = "madeup"; + LPOFSTRUCT of = LPOFSTRUCT(); + HFILE file = OpenFile(filename, &of, OF_READ); + if (file == HFILE_ERROR) { + throw fmt::windows_error(GetLastError(), + "cannot open file '{}'", filename); + } + \endrst +*/ +template +std::system_error windows_error(int error_code, string_view message, const Args&... args) +{ + return vwindows_error(error_code, message, fmt::make_format_args(args...)); +} + +// Reports a Windows error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_windows_error(int error_code, const char* message) noexcept; +#else +inline const std::error_category& system_category() noexcept +{ + return std::system_category(); +} +#endif // _WIN32 + +// std::system is not available on some platforms such as iOS (#2248). +#ifdef __OSX__ +template> +void say(const S& format_str, Args&&... args) +{ + std::system(format("say \"{}\"", format(format_str, args...)).c_str()); +} +#endif + +// A buffered file. +class buffered_file +{ +private: + FILE* file_; + + friend class file; + + explicit buffered_file(FILE* f) : + file_(f) + { + } + +public: + buffered_file(const buffered_file&) = delete; + void operator=(const buffered_file&) = delete; + + // Constructs a buffered_file object which doesn't represent any file. + buffered_file() noexcept : + file_(nullptr) + { + } + + // Destroys the object closing the file it represents if any. + FMT_API ~buffered_file() noexcept; + +public: + buffered_file(buffered_file&& other) noexcept : + file_(other.file_) + { + other.file_ = nullptr; + } + + buffered_file& operator=(buffered_file&& other) + { + close(); + file_ = other.file_; + other.file_ = nullptr; + return *this; + } + + // Opens a file. + FMT_API buffered_file(cstring_view filename, cstring_view mode); + + // Closes the file. + FMT_API void close(); + + // Returns the pointer to a FILE object representing this file. + FILE* get() const noexcept + { + return file_; + } + + FMT_API int descriptor() const; + + void vprint(string_view format_str, format_args args) + { + fmt::vprint(file_, format_str, args); + } + + template + inline void print(string_view format_str, const Args&... args) + { + vprint(format_str, fmt::make_format_args(args...)); + } +}; + +#if FMT_USE_FCNTL +// A file. Closed file is represented by a file object with descriptor -1. +// Methods that are not declared with noexcept may throw +// fmt::system_error in case of failure. Note that some errors such as +// closing the file multiple times will cause a crash on Windows rather +// than an exception. You can get standard behavior by overriding the +// invalid parameter handler with _set_invalid_parameter_handler. +class FMT_API file +{ +private: + int fd_; // File descriptor. + + // Constructs a file object with a given descriptor. + explicit file(int fd) : + fd_(fd) + { + } + +public: + // Possible values for the oflag argument to the constructor. + enum + { + RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. + WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. + RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. + CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. + APPEND = FMT_POSIX(O_APPEND), // Open in append mode. + TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. + }; + + // Constructs a file object which doesn't represent any file. + file() noexcept : + fd_(-1) + { + } + + // Opens a file and constructs a file object representing this file. + file(cstring_view path, int oflag); + +public: + file(const file&) = delete; + void operator=(const file&) = delete; + + file(file&& other) noexcept : + fd_(other.fd_) + { + other.fd_ = -1; + } + + // Move assignment is not noexcept because close may throw. + file& operator=(file&& other) + { + close(); + fd_ = other.fd_; + other.fd_ = -1; + return *this; + } + + // Destroys the object closing the file it represents if any. + ~file() noexcept; + + // Returns the file descriptor. + int descriptor() const noexcept + { + return fd_; + } + + // Closes the file. + void close(); + + // Returns the file size. The size has signed type for consistency with + // stat::st_size. + long long size() const; + + // Attempts to read count bytes from the file into the specified buffer. + size_t read(void* buffer, size_t count); + + // Attempts to write count bytes from the specified buffer to the file. + size_t write(const void* buffer, size_t count); + + // Duplicates a file descriptor with the dup function and returns + // the duplicate as a file object. + static file dup(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd, std::error_code& ec) noexcept; + + // Creates a pipe setting up read_end and write_end file objects for reading + // and writing respectively. + static void pipe(file& read_end, file& write_end); + + // Creates a buffered_file object associated with this file and detaches + // this file object from the file. + buffered_file fdopen(const char* mode); +}; + +// Returns the memory page size. +long getpagesize(); + +FMT_BEGIN_DETAIL_NAMESPACE + +struct buffer_size +{ + buffer_size() = default; + size_t value = 0; + buffer_size operator=(size_t val) const + { + auto bs = buffer_size(); + bs.value = val; + return bs; + } +}; + +struct ostream_params +{ + int oflag = file::WRONLY | file::CREATE | file::TRUNC; + size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; + + ostream_params() + { + } + + template + ostream_params(T... params, int new_oflag) : + ostream_params(params...) + { + oflag = new_oflag; + } + + template + ostream_params(T... params, detail::buffer_size bs) : + ostream_params(params...) + { + this->buffer_size = bs.value; + } + +// Intel has a bug that results in failure to deduce a constructor +// for empty parameter packs. +#if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 + ostream_params(int new_oflag) : + oflag(new_oflag) + { + } + ostream_params(detail::buffer_size bs) : + buffer_size(bs.value) + { + } +#endif +}; + +FMT_END_DETAIL_NAMESPACE + +// Added {} below to work around default constructor error known to +// occur in Xcode versions 7.2.1 and 8.2.1. +constexpr detail::buffer_size buffer_size{}; + +/** A fast output stream which is not thread-safe. */ +class FMT_API ostream final : private detail::buffer +{ +private: + file file_; + + void grow(size_t) override; + + ostream(cstring_view path, const detail::ostream_params& params) : + file_(path, params.oflag) + { + set(new char[params.buffer_size], params.buffer_size); + } + +public: + ostream(ostream&& other) : + detail::buffer(other.data(), other.size(), other.capacity()), + file_(std::move(other.file_)) + { + other.clear(); + other.set(nullptr, 0); + } + ~ostream() + { + flush(); + delete[] data(); + } + + void flush() + { + if (size() == 0) + return; + file_.write(data(), size()); + clear(); + } + + template + friend ostream output_file(cstring_view path, T... params); + + void close() + { + flush(); + file_.close(); + } + + /** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file. + */ + template + void print(format_string fmt, T&&... args) + { + vformat_to(detail::buffer_appender(*this), fmt, fmt::make_format_args(args...)); + } +}; + +/** + \rst + Opens a file for writing. Supported parameters passed in *params*: + + * ````: Flags passed to `open + `_ + (``file::WRONLY | file::CREATE | file::TRUNC`` by default) + * ``buffer_size=``: Output buffer size + + **Example**:: + + auto out = fmt::output_file("guide.txt"); + out.print("Don't {}", "Panic"); + \endrst + */ +template +inline ostream output_file(cstring_view path, T... params) +{ + return {path, detail::ostream_params(params...)}; +} +#endif // FMT_USE_FCNTL + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_OS_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/ostream.h b/CAPI/spdlog/include/spdlog/fmt/bundled/ostream.h new file mode 100644 index 0000000..9c5198d --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/ostream.h @@ -0,0 +1,263 @@ +// Formatting library for C++ - std::ostream support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OSTREAM_H_ +#define FMT_OSTREAM_H_ + +#include +#include +#if defined(_WIN32) && defined(__GLIBCXX__) +#include +#include +#elif defined(_WIN32) && defined(_LIBCPP_VERSION) +#include <__std_stream> +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +template +class basic_printf_context; + +namespace detail +{ + + // Checks if T has a user-defined operator<<. + template + class is_streamable + { + private: + template + static auto test(int) + -> bool_constant&>() << std::declval()) != 0>; + + template + static auto test(...) -> std::false_type; + + using result = decltype(test(0)); + + public: + is_streamable() = default; + + static const bool value = result::value; + }; + + // Formatting of built-in types and arrays is intentionally disabled because + // it's handled by standard (non-ostream) formatters. + template + struct is_streamable< + T, + Char, + enable_if_t< + std::is_arithmetic::value || std::is_array::value || + std::is_pointer::value || std::is_same::value || + std::is_convertible>::value || + std::is_same>::value || + (std::is_convertible::value && !std::is_enum::value)>> : std::false_type + { + }; + + // Generate a unique explicit instantion in every translation unit using a tag + // type in an anonymous namespace. + namespace + { + struct file_access_tag + { + }; + } // namespace + template + class file_access + { + friend auto get_file(BufType& obj) -> FILE* + { + return obj.*FileMemberPtr; + } + }; + +#if FMT_MSC_VERSION + template class file_access; + auto get_file(std::filebuf&) -> FILE*; +#elif defined(_WIN32) && defined(_LIBCPP_VERSION) + template class file_access, &std::__stdoutbuf::__file_>; + auto get_file(std::__stdoutbuf&) -> FILE*; +#endif + + inline bool write_ostream_unicode(std::ostream& os, fmt::string_view data) + { +#if FMT_MSC_VERSION + if (auto* buf = dynamic_cast(os.rdbuf())) + if (FILE* f = get_file(*buf)) + return write_console(f, data); +#elif defined(_WIN32) && defined(__GLIBCXX__) + auto* rdbuf = os.rdbuf(); + FILE* c_file; + if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf*>(rdbuf)) + c_file = fbuf->file(); + else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf*>(rdbuf)) + c_file = fbuf->file(); + else + return false; + if (c_file) + return write_console(c_file, data); +#elif defined(_WIN32) && defined(_LIBCPP_VERSION) + if (auto* buf = dynamic_cast*>(os.rdbuf())) + if (FILE* f = get_file(*buf)) + return write_console(f, data); +#else + ignore_unused(os, data); +#endif + return false; + } + inline bool write_ostream_unicode(std::wostream&, fmt::basic_string_view) + { + return false; + } + + // Write the content of buf to os. + // It is a separate function rather than a part of vprint to simplify testing. + template + void write_buffer(std::basic_ostream& os, buffer& buf) + { + const Char* buf_data = buf.data(); + using unsigned_streamsize = std::make_unsigned::type; + unsigned_streamsize size = buf.size(); + unsigned_streamsize max_size = to_unsigned(max_value()); + do + { + unsigned_streamsize n = size <= max_size ? size : max_size; + os.write(buf_data, static_cast(n)); + buf_data += n; + size -= n; + } while (size != 0); + } + + template + void format_value(buffer& buf, const T& value, locale_ref loc = locale_ref()) + { + auto&& format_buf = formatbuf>(buf); + auto&& output = std::basic_ostream(&format_buf); +#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) + if (loc) + output.imbue(loc.get()); +#endif + output << value; + output.exceptions(std::ios_base::failbit | std::ios_base::badbit); + } + + template + struct streamed_view + { + const T& value; + }; + +} // namespace detail + +// Formats an object of type T that has an overloaded ostream operator<<. +template +struct basic_ostream_formatter : formatter, Char> +{ + void set_debug_format() = delete; + + template + auto format(const T& value, basic_format_context& ctx) const + -> OutputIt + { + auto buffer = basic_memory_buffer(); + format_value(buffer, value, ctx.locale()); + return formatter, Char>::format( + {buffer.data(), buffer.size()}, ctx + ); + } +}; + +using ostream_formatter = basic_ostream_formatter; + +template +struct formatter, Char> : basic_ostream_formatter +{ + template + auto format(detail::streamed_view view, basic_format_context& ctx) const -> OutputIt + { + return basic_ostream_formatter::format(view.value, ctx); + } +}; + +/** + \rst + Returns a view that formats `value` via an ostream ``operator<<``. + + **Example**:: + + fmt::print("Current thread id: {}\n", + fmt::streamed(std::this_thread::get_id())); + \endrst + */ +template +auto streamed(const T& value) -> detail::streamed_view +{ + return {value}; +} + +namespace detail +{ + + // Formats an object of type T that has an overloaded ostream operator<<. + template + struct fallback_formatter::value>> : basic_ostream_formatter + { + using basic_ostream_formatter::format; + }; + + inline void vprint_directly(std::ostream& os, string_view format_str, format_args args) + { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, format_str, args); + detail::write_buffer(os, buffer); + } + +} // namespace detail + +FMT_MODULE_EXPORT template +void vprint(std::basic_ostream& os, basic_string_view> format_str, basic_format_args>> args) +{ + auto buffer = basic_memory_buffer(); + detail::vformat_to(buffer, format_str, args); + if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) + return; + detail::write_buffer(os, buffer); +} + +/** + \rst + Prints formatted data to the stream *os*. + + **Example**:: + + fmt::print(cerr, "Don't {}!", "panic"); + \endrst + */ +FMT_MODULE_EXPORT template +void print(std::ostream& os, format_string fmt, T&&... args) +{ + const auto& vargs = fmt::make_format_args(args...); + if (detail::is_utf8()) + vprint(os, fmt, vargs); + else + detail::vprint_directly(os, fmt, vargs); +} + +FMT_MODULE_EXPORT +template +void print(std::wostream& os, basic_format_string...> fmt, Args&&... args) +{ + vprint(os, fmt, fmt::make_format_args>(args...)); +} + +FMT_END_NAMESPACE + +#endif // FMT_OSTREAM_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/printf.h b/CAPI/spdlog/include/spdlog/fmt/bundled/printf.h new file mode 100644 index 0000000..ea81a33 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/printf.h @@ -0,0 +1,808 @@ +// Formatting library for C++ - legacy printf implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_PRINTF_H_ +#define FMT_PRINTF_H_ + +#include // std::max +#include // std::numeric_limits + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +template +struct printf_formatter +{ + printf_formatter() = delete; +}; + +template +class basic_printf_parse_context : public basic_format_parse_context +{ + using basic_format_parse_context::basic_format_parse_context; +}; + +template +class basic_printf_context +{ +private: + OutputIt out_; + basic_format_args args_; + +public: + using char_type = Char; + using format_arg = basic_format_arg; + using parse_context_type = basic_printf_parse_context; + template + using formatter_type = printf_formatter; + + /** + \rst + Constructs a ``printf_context`` object. References to the arguments are + stored in the context object so make sure they have appropriate lifetimes. + \endrst + */ + basic_printf_context(OutputIt out, basic_format_args args) : + out_(out), + args_(args) + { + } + + OutputIt out() + { + return out_; + } + void advance_to(OutputIt it) + { + out_ = it; + } + + detail::locale_ref locale() + { + return {}; + } + + format_arg arg(int id) const + { + return args_.get(id); + } + + FMT_CONSTEXPR void on_error(const char* message) + { + detail::error_handler().on_error(message); + } +}; + +FMT_BEGIN_DETAIL_NAMESPACE + +// Checks if a value fits in int - used to avoid warnings about comparing +// signed and unsigned integers. +template +struct int_checker +{ + template + static bool fits_in_int(T value) + { + unsigned max = max_value(); + return value <= max; + } + static bool fits_in_int(bool) + { + return true; + } +}; + +template<> +struct int_checker +{ + template + static bool fits_in_int(T value) + { + return value >= (std::numeric_limits::min)() && + value <= max_value(); + } + static bool fits_in_int(int) + { + return true; + } +}; + +class printf_precision_handler +{ +public: + template::value)> + int operator()(T value) + { + if (!int_checker::is_signed>::fits_in_int(value)) + FMT_THROW(format_error("number is too big")); + return (std::max)(static_cast(value), 0); + } + + template::value)> + int operator()(T) + { + FMT_THROW(format_error("precision is not integer")); + return 0; + } +}; + +// An argument visitor that returns true iff arg is a zero integer. +class is_zero_int +{ +public: + template::value)> + bool operator()(T value) + { + return value == 0; + } + + template::value)> + bool operator()(T) + { + return false; + } +}; + +template +struct make_unsigned_or_bool : std::make_unsigned +{ +}; + +template<> +struct make_unsigned_or_bool +{ + using type = bool; +}; + +template +class arg_converter +{ +private: + using char_type = typename Context::char_type; + + basic_format_arg& arg_; + char_type type_; + +public: + arg_converter(basic_format_arg& arg, char_type type) : + arg_(arg), + type_(type) + { + } + + void operator()(bool value) + { + if (type_ != 's') + operator()(value); + } + + template::value)> + void operator()(U value) + { + bool is_signed = type_ == 'd' || type_ == 'i'; + using target_type = conditional_t::value, U, T>; + if (const_check(sizeof(target_type) <= sizeof(int))) + { + // Extra casts are used to silence warnings. + if (is_signed) + { + arg_ = detail::make_arg( + static_cast(static_cast(value)) + ); + } + else + { + using unsigned_type = typename make_unsigned_or_bool::type; + arg_ = detail::make_arg( + static_cast(static_cast(value)) + ); + } + } + else + { + if (is_signed) + { + // glibc's printf doesn't sign extend arguments of smaller types: + // std::printf("%lld", -42); // prints "4294967254" + // but we don't have to do the same because it's a UB. + arg_ = detail::make_arg(static_cast(value)); + } + else + { + arg_ = detail::make_arg( + static_cast::type>(value) + ); + } + } + } + + template::value)> + void operator()(U) + { + } // No conversion needed for non-integral types. +}; + +// Converts an integer argument to T for printf, if T is an integral type. +// If T is void, the argument is converted to corresponding signed or unsigned +// type depending on the type specifier: 'd' and 'i' - signed, other - +// unsigned). +template +void convert_arg(basic_format_arg& arg, Char type) +{ + visit_format_arg(arg_converter(arg, type), arg); +} + +// Converts an integer argument to char for printf. +template +class char_converter +{ +private: + basic_format_arg& arg_; + +public: + explicit char_converter(basic_format_arg& arg) : + arg_(arg) + { + } + + template::value)> + void operator()(T value) + { + arg_ = detail::make_arg( + static_cast(value) + ); + } + + template::value)> + void operator()(T) + { + } // No conversion needed for non-integral types. +}; + +// An argument visitor that return a pointer to a C string if argument is a +// string or null otherwise. +template +struct get_cstring +{ + template + const Char* operator()(T) + { + return nullptr; + } + const Char* operator()(const Char* s) + { + return s; + } +}; + +// Checks if an argument is a valid printf width specifier and sets +// left alignment if it is negative. +template +class printf_width_handler +{ +private: + using format_specs = basic_format_specs; + + format_specs& specs_; + +public: + explicit printf_width_handler(format_specs& specs) : + specs_(specs) + { + } + + template::value)> + unsigned operator()(T value) + { + auto width = static_cast>(value); + if (detail::is_negative(value)) + { + specs_.align = align::left; + width = 0 - width; + } + unsigned int_max = max_value(); + if (width > int_max) + FMT_THROW(format_error("number is too big")); + return static_cast(width); + } + + template::value)> + unsigned operator()(T) + { + FMT_THROW(format_error("width is not integer")); + return 0; + } +}; + +// The ``printf`` argument formatter. +template +class printf_arg_formatter : public arg_formatter +{ +private: + using base = arg_formatter; + using context_type = basic_printf_context; + using format_specs = basic_format_specs; + + context_type& context_; + + OutputIt write_null_pointer(bool is_string = false) + { + auto s = this->specs; + s.type = presentation_type::none; + return write_bytes(this->out, is_string ? "(null)" : "(nil)", s); + } + +public: + printf_arg_formatter(OutputIt iter, format_specs& s, context_type& ctx) : + base{iter, s, locale_ref()}, + context_(ctx) + { + } + + OutputIt operator()(monostate value) + { + return base::operator()(value); + } + + template::value)> + OutputIt operator()(T value) + { + // MSVC2013 fails to compile separate overloads for bool and Char so use + // std::is_same instead. + if (std::is_same::value) + { + format_specs fmt_specs = this->specs; + if (fmt_specs.type != presentation_type::none && + fmt_specs.type != presentation_type::chr) + { + return (*this)(static_cast(value)); + } + fmt_specs.sign = sign::none; + fmt_specs.alt = false; + fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. + // align::numeric needs to be overwritten here since the '0' flag is + // ignored for non-numeric types + if (fmt_specs.align == align::none || fmt_specs.align == align::numeric) + fmt_specs.align = align::right; + return write(this->out, static_cast(value), fmt_specs); + } + return base::operator()(value); + } + + template::value)> + OutputIt operator()(T value) + { + return base::operator()(value); + } + + /** Formats a null-terminated C string. */ + OutputIt operator()(const char* value) + { + if (value) + return base::operator()(value); + return write_null_pointer(this->specs.type != presentation_type::pointer); + } + + /** Formats a null-terminated wide C string. */ + OutputIt operator()(const wchar_t* value) + { + if (value) + return base::operator()(value); + return write_null_pointer(this->specs.type != presentation_type::pointer); + } + + OutputIt operator()(basic_string_view value) + { + return base::operator()(value); + } + + /** Formats a pointer. */ + OutputIt operator()(const void* value) + { + return value ? base::operator()(value) : write_null_pointer(); + } + + /** Formats an argument of a custom (user-defined) type. */ + OutputIt operator()(typename basic_format_arg::handle handle) + { + auto parse_ctx = + basic_printf_parse_context(basic_string_view()); + handle.format(parse_ctx, context_); + return this->out; + } +}; + +template +void parse_flags(basic_format_specs& specs, const Char*& it, const Char* end) +{ + for (; it != end; ++it) + { + switch (*it) + { + case '-': + specs.align = align::left; + break; + case '+': + specs.sign = sign::plus; + break; + case '0': + specs.fill[0] = '0'; + break; + case ' ': + if (specs.sign != sign::plus) + { + specs.sign = sign::space; + } + break; + case '#': + specs.alt = true; + break; + default: + return; + } + } +} + +template +int parse_header(const Char*& it, const Char* end, basic_format_specs& specs, GetArg get_arg) +{ + int arg_index = -1; + Char c = *it; + if (c >= '0' && c <= '9') + { + // Parse an argument index (if followed by '$') or a width possibly + // preceded with '0' flag(s). + int value = parse_nonnegative_int(it, end, -1); + if (it != end && *it == '$') + { // value is an argument index + ++it; + arg_index = value != -1 ? value : max_value(); + } + else + { + if (c == '0') + specs.fill[0] = '0'; + if (value != 0) + { + // Nonzero value means that we parsed width and don't need to + // parse it or flags again, so return now. + if (value == -1) + FMT_THROW(format_error("number is too big")); + specs.width = value; + return arg_index; + } + } + } + parse_flags(specs, it, end); + // Parse width. + if (it != end) + { + if (*it >= '0' && *it <= '9') + { + specs.width = parse_nonnegative_int(it, end, -1); + if (specs.width == -1) + FMT_THROW(format_error("number is too big")); + } + else if (*it == '*') + { + ++it; + specs.width = static_cast(visit_format_arg( + detail::printf_width_handler(specs), get_arg(-1) + )); + } + } + return arg_index; +} + +template +void vprintf(buffer& buf, basic_string_view format, basic_format_args args) +{ + using OutputIt = buffer_appender; + auto out = OutputIt(buf); + auto context = basic_printf_context(out, args); + auto parse_ctx = basic_printf_parse_context(format); + + // Returns the argument with specified index or, if arg_index is -1, the next + // argument. + auto get_arg = [&](int arg_index) + { + if (arg_index < 0) + arg_index = parse_ctx.next_arg_id(); + else + parse_ctx.check_arg_id(--arg_index); + return detail::get_arg(context, arg_index); + }; + + const Char* start = parse_ctx.begin(); + const Char* end = parse_ctx.end(); + auto it = start; + while (it != end) + { + if (!detail::find(it, end, '%', it)) + { + it = end; // detail::find leaves it == nullptr if it doesn't find '%' + break; + } + Char c = *it++; + if (it != end && *it == c) + { + out = detail::write( + out, basic_string_view(start, detail::to_unsigned(it - start)) + ); + start = ++it; + continue; + } + out = detail::write(out, basic_string_view(start, detail::to_unsigned(it - 1 - start))); + + basic_format_specs specs; + specs.align = align::right; + + // Parse argument index, flags and width. + int arg_index = parse_header(it, end, specs, get_arg); + if (arg_index == 0) + parse_ctx.on_error("argument not found"); + + // Parse precision. + if (it != end && *it == '.') + { + ++it; + c = it != end ? *it : 0; + if ('0' <= c && c <= '9') + { + specs.precision = parse_nonnegative_int(it, end, 0); + } + else if (c == '*') + { + ++it; + specs.precision = static_cast( + visit_format_arg(detail::printf_precision_handler(), get_arg(-1)) + ); + } + else + { + specs.precision = 0; + } + } + + auto arg = get_arg(arg_index); + // For d, i, o, u, x, and X conversion specifiers, if a precision is + // specified, the '0' flag is ignored + if (specs.precision >= 0 && arg.is_integral()) + specs.fill[0] = + ' '; // Ignore '0' flag for non-numeric types or if '-' present. + if (specs.precision >= 0 && arg.type() == detail::type::cstring_type) + { + auto str = visit_format_arg(detail::get_cstring(), arg); + auto str_end = str + specs.precision; + auto nul = std::find(str, str_end, Char()); + arg = detail::make_arg>( + basic_string_view( + str, detail::to_unsigned(nul != str_end ? nul - str : specs.precision) + ) + ); + } + if (specs.alt && visit_format_arg(detail::is_zero_int(), arg)) + specs.alt = false; + if (specs.fill[0] == '0') + { + if (arg.is_arithmetic() && specs.align != align::left) + specs.align = align::numeric; + else + specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' + // flag is also present. + } + + // Parse length and convert the argument to the required type. + c = it != end ? *it++ : 0; + Char t = it != end ? *it : 0; + using detail::convert_arg; + switch (c) + { + case 'h': + if (t == 'h') + { + ++it; + t = it != end ? *it : 0; + convert_arg(arg, t); + } + else + { + convert_arg(arg, t); + } + break; + case 'l': + if (t == 'l') + { + ++it; + t = it != end ? *it : 0; + convert_arg(arg, t); + } + else + { + convert_arg(arg, t); + } + break; + case 'j': + convert_arg(arg, t); + break; + case 'z': + convert_arg(arg, t); + break; + case 't': + convert_arg(arg, t); + break; + case 'L': + // printf produces garbage when 'L' is omitted for long double, no + // need to do the same. + break; + default: + --it; + convert_arg(arg, c); + } + + // Parse type. + if (it == end) + FMT_THROW(format_error("invalid format string")); + char type = static_cast(*it++); + if (arg.is_integral()) + { + // Normalize type. + switch (type) + { + case 'i': + case 'u': + type = 'd'; + break; + case 'c': + visit_format_arg( + detail::char_converter>(arg), + arg + ); + break; + } + } + specs.type = parse_presentation_type(type); + if (specs.type == presentation_type::none) + parse_ctx.on_error("invalid type specifier"); + + start = it; + + // Format argument. + out = visit_format_arg( + detail::printf_arg_formatter(out, specs, context), arg + ); + } + detail::write(out, basic_string_view(start, to_unsigned(it - start))); +} +FMT_END_DETAIL_NAMESPACE + +template +using basic_printf_context_t = + basic_printf_context, Char>; + +using printf_context = basic_printf_context_t; +using wprintf_context = basic_printf_context_t; + +using printf_args = basic_format_args; +using wprintf_args = basic_format_args; + +/** + \rst + Constructs an `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::printf_args`. + \endrst + */ +template +inline auto make_printf_args(const T&... args) + -> format_arg_store +{ + return {args...}; +} + +/** + \rst + Constructs an `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::wprintf_args`. + \endrst + */ +template +inline auto make_wprintf_args(const T&... args) + -> format_arg_store +{ + return {args...}; +} + +template> +inline auto vsprintf( + const S& fmt, + basic_format_args>> args +) + -> std::basic_string +{ + basic_memory_buffer buffer; + vprintf(buffer, detail::to_string_view(fmt), args); + return to_string(buffer); +} + +/** + \rst + Formats arguments and returns the result as a string. + + **Example**:: + + std::string message = fmt::sprintf("The answer is %d", 42); + \endrst +*/ +template::value, char_t>> +inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string +{ + using context = basic_printf_context_t; + return vsprintf(detail::to_string_view(fmt), fmt::make_format_args(args...)); +} + +template> +inline auto vfprintf( + std::FILE* f, const S& fmt, basic_format_args>> args +) + -> int +{ + basic_memory_buffer buffer; + vprintf(buffer, detail::to_string_view(fmt), args); + size_t size = buffer.size(); + return std::fwrite(buffer.data(), sizeof(Char), size, f) < size ? -1 : static_cast(size); +} + +/** + \rst + Prints formatted data to the file *f*. + + **Example**:: + + fmt::fprintf(stderr, "Don't %s!", "panic"); + \endrst + */ +template> +inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int +{ + using context = basic_printf_context_t; + return vfprintf(f, detail::to_string_view(fmt), fmt::make_format_args(args...)); +} + +template> +inline auto vprintf( + const S& fmt, + basic_format_args>> args +) + -> int +{ + return vfprintf(stdout, detail::to_string_view(fmt), args); +} + +/** + \rst + Prints formatted data to ``stdout``. + + **Example**:: + + fmt::printf("Elapsed time: %.2f seconds", 1.23); + \endrst + */ +template::value)> +inline auto printf(const S& fmt, const T&... args) -> int +{ + return vprintf( + detail::to_string_view(fmt), + fmt::make_format_args>>(args...) + ); +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_PRINTF_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/ranges.h b/CAPI/spdlog/include/spdlog/fmt/bundled/ranges.h new file mode 100644 index 0000000..a966414 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/ranges.h @@ -0,0 +1,850 @@ +// Formatting library for C++ - experimental range support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. +// +// Copyright (c) 2018 - present, Remotion (Igor Schulz) +// All Rights Reserved +// {fmt} support for ranges, containers and types tuple interface. + +#ifndef FMT_RANGES_H_ +#define FMT_RANGES_H_ + +#include +#include +#include + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +namespace detail +{ + + template + OutputIterator copy(const RangeT& range, OutputIterator out) + { + for (auto it = range.begin(), end = range.end(); it != end; ++it) + *out++ = *it; + return out; + } + + template + OutputIterator copy(const char* str, OutputIterator out) + { + while (*str) + *out++ = *str++; + return out; + } + + template + OutputIterator copy(char ch, OutputIterator out) + { + *out++ = ch; + return out; + } + + template + OutputIterator copy(wchar_t ch, OutputIterator out) + { + *out++ = ch; + return out; + } + + // Returns true if T has a std::string-like interface, like std::string_view. + template + class is_std_string_like + { + template + static auto check(U* p) + -> decltype((void)p->find('a'), p->length(), (void)p->data(), int()); + template + static void check(...); + + public: + static constexpr const bool value = + is_string::value || + std::is_convertible>::value || + !std::is_void(nullptr))>::value; + }; + + template + struct is_std_string_like> : std::true_type + { + }; + + template + class is_map + { + template + static auto check(U*) -> typename U::mapped_type; + template + static void check(...); + + public: +#ifdef FMT_FORMAT_MAP_AS_LIST + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void(nullptr))>::value; +#endif + }; + + template + class is_set + { + template + static auto check(U*) -> typename U::key_type; + template + static void check(...); + + public: +#ifdef FMT_FORMAT_SET_AS_LIST + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void(nullptr))>::value && !is_map::value; +#endif + }; + + template + struct conditional_helper + { + }; + + template + struct is_range_ : std::false_type + { + }; + +#if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800 + +#define FMT_DECLTYPE_RETURN(val) \ + ->decltype(val) \ + { \ + return val; \ + } \ + static_assert( \ + true, "" \ + ) // This makes it so that a semicolon is required after the + // macro, which helps clang-format handle the formatting. + + // C array overload + template + auto range_begin(const T (&arr)[N]) -> const T* + { + return arr; + } + template + auto range_end(const T (&arr)[N]) -> const T* + { + return arr + N; + } + + template + struct has_member_fn_begin_end_t : std::false_type + { + }; + + template + struct has_member_fn_begin_end_t().begin()), decltype(std::declval().end())>> : std::true_type + { + }; + + // Member function overload + template + auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast(rng).begin()); + template + auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast(rng).end()); + + // ADL overload. Only participates in overload resolution if member functions + // are not found. + template + auto range_begin(T&& rng) + -> enable_if_t::value, decltype(begin(static_cast(rng)))> + { + return begin(static_cast(rng)); + } + template + auto range_end(T&& rng) -> enable_if_t::value, decltype(end(static_cast(rng)))> + { + return end(static_cast(rng)); + } + + template + struct has_const_begin_end : std::false_type + { + }; + template + struct has_mutable_begin_end : std::false_type + { + }; + + template + struct has_const_begin_end< + T, + void_t< + decltype(detail::range_begin(std::declval&>())), + decltype(detail::range_end(std::declval&>()))>> : std::true_type + { + }; + + template + struct has_mutable_begin_end< + T, + void_t())), decltype(detail::range_end(std::declval())), enable_if_t::value>>> : std::true_type + { + }; + + template + struct is_range_ : std::integral_constant::value || has_mutable_begin_end::value)> + { + }; +#undef FMT_DECLTYPE_RETURN +#endif + + // tuple_size and tuple_element check. + template + class is_tuple_like_ + { + template + static auto check(U* p) -> decltype(std::tuple_size::value, int()); + template + static void check(...); + + public: + static constexpr const bool value = + !std::is_void(nullptr))>::value; + }; + +// Check for integer_sequence +#if defined(__cpp_lib_integer_sequence) || FMT_MSC_VERSION >= 1900 + template + using integer_sequence = std::integer_sequence; + template + using index_sequence = std::index_sequence; + template + using make_index_sequence = std::make_index_sequence; +#else + template + struct integer_sequence + { + using value_type = T; + + static FMT_CONSTEXPR size_t size() + { + return sizeof...(N); + } + }; + + template + using index_sequence = integer_sequence; + + template + struct make_integer_sequence : make_integer_sequence + { + }; + template + struct make_integer_sequence : integer_sequence + { + }; + + template + using make_index_sequence = make_integer_sequence; +#endif + + template + using tuple_index_sequence = make_index_sequence::value>; + + template::value> + class is_tuple_formattable_ + { + public: + static constexpr const bool value = false; + }; + template + class is_tuple_formattable_ + { + template + static std::true_type check2(index_sequence, integer_sequence); + static std::false_type check2(...); + template + static decltype(check2( + index_sequence{}, + integer_sequence< + bool, + (is_formattable::type, C>::value)...>{} + )) check(index_sequence); + + public: + static constexpr const bool value = + decltype(check(tuple_index_sequence{}))::value; + }; + + template + void for_each(index_sequence, Tuple&& tup, F&& f) noexcept + { + using std::get; + // using free function get(T) now. + const int _[] = {0, ((void)f(get(tup)), 0)...}; + (void)_; // blocks warnings + } + + template + FMT_CONSTEXPR make_index_sequence::value> get_indexes( + T const& + ) + { + return {}; + } + + template + void for_each(Tuple&& tup, F&& f) + { + const auto indexes = get_indexes(tup); + for_each(indexes, std::forward(tup), std::forward(f)); + } + +#if FMT_MSC_VERSION && FMT_MSC_VERSION < 1920 + // Older MSVC doesn't get the reference type correctly for arrays. + template + struct range_reference_type_impl + { + using type = decltype(*detail::range_begin(std::declval())); + }; + + template + struct range_reference_type_impl + { + using type = T&; + }; + + template + using range_reference_type = typename range_reference_type_impl::type; +#else + template + using range_reference_type = + decltype(*detail::range_begin(std::declval())); +#endif + + // We don't use the Range's value_type for anything, but we do need the Range's + // reference type, with cv-ref stripped. + template + using uncvref_type = remove_cvref_t>; + + template + using uncvref_first_type = + remove_cvref_t>().first)>; + + template + using uncvref_second_type = remove_cvref_t< + decltype(std::declval>().second)>; + + template + OutputIt write_delimiter(OutputIt out) + { + *out++ = ','; + *out++ = ' '; + return out; + } + + template + auto write_range_entry(OutputIt out, basic_string_view str) -> OutputIt + { + return write_escaped_string(out, str); + } + + template>::value)> + inline auto write_range_entry(OutputIt out, const T& str) -> OutputIt + { + auto sv = std_string_view(str); + return write_range_entry(out, basic_string_view(sv)); + } + + template::value)> + OutputIt write_range_entry(OutputIt out, const Arg v) + { + return write_escaped_char(out, v); + } + + template< + typename Char, + typename OutputIt, + typename Arg, + FMT_ENABLE_IF(!is_std_string_like::type>::value && !std::is_same::value)> + OutputIt write_range_entry(OutputIt out, const Arg& v) + { + return write(out, v); + } + +} // namespace detail + +template +struct is_tuple_like +{ + static constexpr const bool value = + detail::is_tuple_like_::value && !detail::is_range_::value; +}; + +template +struct is_tuple_formattable +{ + static constexpr const bool value = + detail::is_tuple_formattable_::value; +}; + +template +struct formatter::value && fmt::is_tuple_formattable::value>> +{ +private: + basic_string_view separator_ = detail::string_literal{}; + basic_string_view opening_bracket_ = + detail::string_literal{}; + basic_string_view closing_bracket_ = + detail::string_literal{}; + + // C++11 generic lambda for format(). + template + struct format_each + { + template + void operator()(const T& v) + { + if (i > 0) + out = detail::copy_str(separator, out); + out = detail::write_range_entry(out, v); + ++i; + } + int i; + typename FormatContext::iterator& out; + basic_string_view separator; + }; + +public: + FMT_CONSTEXPR formatter() + { + } + + FMT_CONSTEXPR void set_separator(basic_string_view sep) + { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view open, basic_string_view close) + { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template + auto format(const TupleT& values, FormatContext& ctx) const + -> decltype(ctx.out()) + { + auto out = ctx.out(); + out = detail::copy_str(opening_bracket_, out); + detail::for_each(values, format_each{0, out, separator_}); + out = detail::copy_str(closing_bracket_, out); + return out; + } +}; + +template +struct is_range +{ + static constexpr const bool value = + detail::is_range_::value && !detail::is_std_string_like::value && + !std::is_convertible>::value && + !std::is_convertible>::value; +}; + +namespace detail +{ + template + struct range_mapper + { + using mapper = arg_mapper; + + template, Context>::value)> + static auto map(T&& value) -> T&& + { + return static_cast(value); + } + template, Context>::value)> + static auto map(T&& value) + -> decltype(mapper().map(static_cast(value))) + { + return mapper().map(static_cast(value)); + } + }; + + template + using range_formatter_type = conditional_t< + is_formattable::value, + formatter>{}.map(std::declval()))>, Char>, + fallback_formatter>; + + template + using maybe_const_range = + conditional_t::value, const R, R>; + +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 + template + struct is_formattable_delayed : disjunction>, Char>, has_fallback_formatter>, Char>> + { + }; +#endif + +} // namespace detail + +template +struct range_formatter; + +template +struct range_formatter< + T, + Char, + enable_if_t>, + disjunction, detail::has_fallback_formatter>>::value>> +{ +private: + detail::range_formatter_type underlying_; + bool custom_specs_ = false; + basic_string_view separator_ = detail::string_literal{}; + basic_string_view opening_bracket_ = + detail::string_literal{}; + basic_string_view closing_bracket_ = + detail::string_literal{}; + + template + FMT_CONSTEXPR static auto maybe_set_debug_format(U& u, int) + -> decltype(u.set_debug_format()) + { + u.set_debug_format(); + } + + template + FMT_CONSTEXPR static void maybe_set_debug_format(U&, ...) + { + } + + FMT_CONSTEXPR void maybe_set_debug_format() + { + maybe_set_debug_format(underlying_, 0); + } + +public: + FMT_CONSTEXPR range_formatter() + { + } + + FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type& + { + return underlying_; + } + + FMT_CONSTEXPR void set_separator(basic_string_view sep) + { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view open, basic_string_view close) + { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + auto it = ctx.begin(); + auto end = ctx.end(); + if (it == end || *it == '}') + { + maybe_set_debug_format(); + return it; + } + + if (*it == 'n') + { + set_brackets({}, {}); + ++it; + } + + if (*it == '}') + { + maybe_set_debug_format(); + return it; + } + + if (*it != ':') + FMT_THROW(format_error("no other top-level range formatters supported")); + + custom_specs_ = true; + ++it; + ctx.advance_to(it); + return underlying_.parse(ctx); + } + + template + auto format(R&& range, FormatContext& ctx) const -> decltype(ctx.out()) + { + detail::range_mapper> mapper; + auto out = ctx.out(); + out = detail::copy_str(opening_bracket_, out); + int i = 0; + auto it = detail::range_begin(range); + auto end = detail::range_end(range); + for (; it != end; ++it) + { + if (i > 0) + out = detail::copy_str(separator_, out); + ; + ctx.advance_to(out); + out = underlying_.format(mapper.map(*it), ctx); + ++i; + } + out = detail::copy_str(closing_bracket_, out); + return out; + } +}; + +enum class range_format +{ + disabled, + map, + set, + sequence, + string, + debug_string +}; + +namespace detail +{ + template + struct range_format_kind_ + { + static constexpr auto value = std::is_same, T>::value ? range_format::disabled : is_map::value ? range_format::map : + is_set::value ? range_format::set : + range_format::sequence; + }; + + template + struct range_default_formatter; + + template + using range_format_constant = std::integral_constant; + + template + struct range_default_formatter< + K, + R, + Char, + enable_if_t<(K == range_format::sequence || K == range_format::map || K == range_format::set)>> + { + using range_type = detail::maybe_const_range; + range_formatter, Char> underlying_; + + FMT_CONSTEXPR range_default_formatter() + { + init(range_format_constant()); + } + + FMT_CONSTEXPR void init(range_format_constant) + { + underlying_.set_brackets(detail::string_literal{}, detail::string_literal{}); + } + + FMT_CONSTEXPR void init(range_format_constant) + { + underlying_.set_brackets(detail::string_literal{}, detail::string_literal{}); + underlying_.underlying().set_brackets({}, {}); + underlying_.underlying().set_separator( + detail::string_literal{} + ); + } + + FMT_CONSTEXPR void init(range_format_constant) + { + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return underlying_.parse(ctx); + } + + template + auto format(range_type& range, FormatContext& ctx) const + -> decltype(ctx.out()) + { + return underlying_.format(range, ctx); + } + }; +} // namespace detail + +template +struct range_format_kind : conditional_t::value, detail::range_format_kind_, std::integral_constant> +{ +}; + +template +struct formatter< + R, + Char, + enable_if_t::value != range_format::disabled> +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 + , + detail::is_formattable_delayed +#endif + >::value>> : detail::range_default_formatter::value, R, Char> +{ +}; + +template +struct tuple_join_view : detail::view +{ + const std::tuple& tuple; + basic_string_view sep; + + tuple_join_view(const std::tuple& t, basic_string_view s) : + tuple(t), + sep{s} + { + } +}; + +template +using tuple_arg_join = tuple_join_view; + +// Define FMT_TUPLE_JOIN_SPECIFIERS to enable experimental format specifiers +// support in tuple_join. It is disabled by default because of issues with +// the dynamic width and precision. +#ifndef FMT_TUPLE_JOIN_SPECIFIERS +#define FMT_TUPLE_JOIN_SPECIFIERS 0 +#endif + +template +struct formatter, Char> +{ + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return do_parse(ctx, std::integral_constant()); + } + + template + auto format(const tuple_join_view& value, FormatContext& ctx) const -> typename FormatContext::iterator + { + return do_format(value, ctx, std::integral_constant()); + } + +private: + std::tuple::type, Char>...> formatters_; + + template + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, std::integral_constant) + -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, std::integral_constant) + -> decltype(ctx.begin()) + { + auto end = ctx.begin(); +#if FMT_TUPLE_JOIN_SPECIFIERS + end = std::get(formatters_).parse(ctx); + if (N > 1) + { + auto end1 = do_parse(ctx, std::integral_constant()); + if (end != end1) + FMT_THROW(format_error("incompatible format specs for tuple elements")); + } +#endif + return end; + } + + template + auto do_format(const tuple_join_view&, FormatContext& ctx, std::integral_constant) const -> + typename FormatContext::iterator + { + return ctx.out(); + } + + template + auto do_format(const tuple_join_view& value, FormatContext& ctx, std::integral_constant) const -> + typename FormatContext::iterator + { + auto out = std::get(formatters_) + .format(std::get(value.tuple), ctx); + if (N > 1) + { + out = std::copy(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + return do_format(value, ctx, std::integral_constant()); + } + return out; + } +}; + +FMT_MODULE_EXPORT_BEGIN + +/** + \rst + Returns an object that formats `tuple` with elements separated by `sep`. + + **Example**:: + + std::tuple t = {1, 'a'}; + fmt::print("{}", fmt::join(t, ", ")); + // Output: "1, a" + \endrst + */ +template +FMT_CONSTEXPR auto join(const std::tuple& tuple, string_view sep) + -> tuple_join_view +{ + return {tuple, sep}; +} + +template +FMT_CONSTEXPR auto join(const std::tuple& tuple, basic_string_view sep) + -> tuple_join_view +{ + return {tuple, sep}; +} + +/** + \rst + Returns an object that formats `initializer_list` with elements separated by + `sep`. + + **Example**:: + + fmt::print("{}", fmt::join({1, 2, 3}, ", ")); + // Output: "1, 2, 3" + \endrst + */ +template +auto join(std::initializer_list list, string_view sep) + -> join_view +{ + return join(std::begin(list), std::end(list), sep); +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_RANGES_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/std.h b/CAPI/spdlog/include/spdlog/fmt/bundled/std.h new file mode 100644 index 0000000..b71596e --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/std.h @@ -0,0 +1,202 @@ +// Formatting library for C++ - formatters for standard library types +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_STD_H_ +#define FMT_STD_H_ + +#include +#include +#include + +#include "ostream.h" + +#if FMT_HAS_INCLUDE() +#include +#endif +// Checking FMT_CPLUSPLUS for warning suppression in MSVC. +#if FMT_CPLUSPLUS >= 201703L +#if FMT_HAS_INCLUDE() +#include +#endif +#if FMT_HAS_INCLUDE() +#include +#endif +#endif + +#ifdef __cpp_lib_filesystem +FMT_BEGIN_NAMESPACE + +namespace detail +{ + + template + void write_escaped_path(basic_memory_buffer& quoted, const std::filesystem::path& p) + { + write_escaped_string(std::back_inserter(quoted), p.string()); + } +#ifdef _WIN32 + template<> + inline void write_escaped_path(basic_memory_buffer& quoted, const std::filesystem::path& p) + { + auto s = p.u8string(); + write_escaped_string( + std::back_inserter(quoted), + string_view(reinterpret_cast(s.c_str()), s.size()) + ); + } +#endif + template<> + inline void write_escaped_path( + basic_memory_buffer& quoted, + const std::filesystem::path& p + ) + { + write_escaped_string( + std::back_inserter(quoted), p.native() + ); + } + +} // namespace detail + +template +struct formatter : formatter> +{ + template + auto format(const std::filesystem::path& p, FormatContext& ctx) const -> + typename FormatContext::iterator + { + basic_memory_buffer quoted; + detail::write_escaped_path(quoted, p); + return formatter>::format( + basic_string_view(quoted.data(), quoted.size()), ctx + ); + } +}; +FMT_END_NAMESPACE +#endif + +FMT_BEGIN_NAMESPACE +template +struct formatter : basic_ostream_formatter +{ +}; +FMT_END_NAMESPACE + +#ifdef __cpp_lib_variant +FMT_BEGIN_NAMESPACE +template +struct formatter +{ + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template + auto format(const std::monostate&, FormatContext& ctx) const + -> decltype(ctx.out()) + { + auto out = ctx.out(); + out = detail::write(out, "monostate"); + return out; + } +}; + +namespace detail +{ + + template + using variant_index_sequence = + std::make_index_sequence::value>; + + // variant_size and variant_alternative check. + template + struct is_variant_like_ : std::false_type + { + }; + template + struct is_variant_like_::value)>> : std::true_type + { + }; + + // formattable element check + template + class is_variant_formattable_ + { + template + static std::conjunction< + is_formattable, C>...> + check(std::index_sequence); + + public: + static constexpr const bool value = + decltype(check(variant_index_sequence{}))::value; + }; + + template + auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt + { + if constexpr (is_string::value) + return write_escaped_string(out, detail::to_string_view(v)); + else if constexpr (std::is_same_v) + return write_escaped_char(out, v); + else + return write(out, v); + } + +} // namespace detail + +template +struct is_variant_like +{ + static constexpr const bool value = detail::is_variant_like_::value; +}; + +template +struct is_variant_formattable +{ + static constexpr const bool value = + detail::is_variant_formattable_::value; +}; + +template +struct formatter< + Variant, + Char, + std::enable_if_t, + is_variant_formattable>>> +{ + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template + auto format(const Variant& value, FormatContext& ctx) const + -> decltype(ctx.out()) + { + auto out = ctx.out(); + + out = detail::write(out, "variant("); + std::visit( + [&](const auto& v) + { + out = detail::write_variant_alternative(out, v); + }, + value + ); + *out++ = ')'; + return out; + } +}; +FMT_END_NAMESPACE +#endif + +#endif // FMT_STD_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/bundled/xchar.h b/CAPI/spdlog/include/spdlog/fmt/bundled/xchar.h new file mode 100644 index 0000000..6827792 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/bundled/xchar.h @@ -0,0 +1,243 @@ +// Formatting library for C++ - optional wchar_t and exotic character support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_XCHAR_H_ +#define FMT_XCHAR_H_ + +#include + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail +{ + template + using is_exotic_char = bool_constant::value>; +} + +FMT_MODULE_EXPORT_BEGIN + +using wstring_view = basic_string_view; +using wformat_parse_context = basic_format_parse_context; +using wformat_context = buffer_context; +using wformat_args = basic_format_args; +using wmemory_buffer = basic_memory_buffer; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template +using wformat_string = wstring_view; +inline auto runtime(wstring_view s) -> wstring_view +{ + return s; +} +#else +template +using wformat_string = basic_format_string...>; +inline auto runtime(wstring_view s) -> basic_runtime +{ + return {{s}}; +} +#endif + +template<> +struct is_char : std::true_type +{ +}; +template<> +struct is_char : std::true_type +{ +}; +template<> +struct is_char : std::true_type +{ +}; +template<> +struct is_char : std::true_type +{ +}; + +template +constexpr format_arg_store make_wformat_args( + const Args&... args +) +{ + return {args...}; +} + +inline namespace literals +{ +#if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS + constexpr detail::udl_arg operator"" _a(const wchar_t* s, size_t) + { + return {s}; + } +#endif +} // namespace literals + +template +auto join(It begin, Sentinel end, wstring_view sep) + -> join_view +{ + return {begin, end, sep}; +} + +template +auto join(Range&& range, wstring_view sep) + -> join_view, detail::sentinel_t, wchar_t> +{ + return join(std::begin(range), std::end(range), sep); +} + +template +auto join(std::initializer_list list, wstring_view sep) + -> join_view +{ + return join(std::begin(list), std::end(list), sep); +} + +template::value)> +auto vformat(basic_string_view format_str, basic_format_args>> args) + -> std::basic_string +{ + basic_memory_buffer buffer; + detail::vformat_to(buffer, format_str, args); + return to_string(buffer); +} + +template +auto format(wformat_string fmt, T&&... args) -> std::wstring +{ + return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +// Pass char_t as a default template parameter instead of using +// std::basic_string> to reduce the symbol size. +template, FMT_ENABLE_IF(!std::is_same::value && !std::is_same::value)> +auto format(const S& format_str, Args&&... args) -> std::basic_string +{ + return vformat(detail::to_string_view(format_str), fmt::make_format_args>(args...)); +} + +template, FMT_ENABLE_IF(detail::is_locale::value&& detail::is_exotic_char::value)> +inline auto vformat( + const Locale& loc, const S& format_str, basic_format_args>> args +) + -> std::basic_string +{ + return detail::vformat(loc, detail::to_string_view(format_str), args); +} + +template, FMT_ENABLE_IF(detail::is_locale::value&& detail::is_exotic_char::value)> +inline auto format(const Locale& loc, const S& format_str, Args&&... args) + -> std::basic_string +{ + return detail::vformat(loc, detail::to_string_view(format_str), fmt::make_format_args>(args...)); +} + +template, FMT_ENABLE_IF(detail::is_output_iterator::value&& detail::is_exotic_char::value)> +auto vformat_to(OutputIt out, const S& format_str, basic_format_args>> args) + -> OutputIt +{ + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, detail::to_string_view(format_str), args); + return detail::get_iterator(buf); +} + +template, FMT_ENABLE_IF(detail::is_output_iterator::value&& detail::is_exotic_char::value)> +inline auto format_to(OutputIt out, const S& fmt, Args&&... args) -> OutputIt +{ + return vformat_to(out, detail::to_string_view(fmt), fmt::make_format_args>(args...)); +} + +template, FMT_ENABLE_IF(detail::is_output_iterator::value&& detail::is_locale::value&& detail::is_exotic_char::value)> +inline auto vformat_to( + OutputIt out, const Locale& loc, const S& format_str, basic_format_args>> args +) -> OutputIt +{ + auto&& buf = detail::get_buffer(out); + vformat_to(buf, detail::to_string_view(format_str), args, detail::locale_ref(loc)); + return detail::get_iterator(buf); +} + +template< + typename OutputIt, + typename Locale, + typename S, + typename... Args, + typename Char = char_t, + bool enable = detail::is_output_iterator::value&& + detail::is_locale::value&& detail::is_exotic_char::value> +inline auto format_to(OutputIt out, const Locale& loc, const S& format_str, Args&&... args) -> + typename std::enable_if::type +{ + return vformat_to(out, loc, to_string_view(format_str), fmt::make_format_args>(args...)); +} + +template::value&& detail::is_exotic_char::value)> +inline auto vformat_to_n( + OutputIt out, size_t n, basic_string_view format_str, basic_format_args>> args +) + -> format_to_n_result +{ + detail::iterator_buffer buf(out, n); + detail::vformat_to(buf, format_str, args); + return {buf.out(), buf.count()}; +} + +template, FMT_ENABLE_IF(detail::is_output_iterator::value&& detail::is_exotic_char::value)> +inline auto format_to_n(OutputIt out, size_t n, const S& fmt, const Args&... args) -> format_to_n_result +{ + return vformat_to_n(out, n, detail::to_string_view(fmt), fmt::make_format_args>(args...)); +} + +template, FMT_ENABLE_IF(detail::is_exotic_char::value)> +inline auto formatted_size(const S& fmt, Args&&... args) -> size_t +{ + detail::counting_buffer buf; + detail::vformat_to(buf, detail::to_string_view(fmt), fmt::make_format_args>(args...)); + return buf.count(); +} + +inline void vprint(std::FILE* f, wstring_view fmt, wformat_args args) +{ + wmemory_buffer buffer; + detail::vformat_to(buffer, fmt, args); + buffer.push_back(L'\0'); + if (std::fputws(buffer.data(), f) == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +inline void vprint(wstring_view fmt, wformat_args args) +{ + vprint(stdout, fmt, args); +} + +template +void print(std::FILE* f, wformat_string fmt, T&&... args) +{ + return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +template +void print(wformat_string fmt, T&&... args) +{ + return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +/** + Converts *value* to ``std::wstring`` using the default format for type *T*. + */ +template +inline auto to_wstring(const T& value) -> std::wstring +{ + return format(FMT_STRING(L"{}"), value); +} +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_XCHAR_H_ diff --git a/CAPI/spdlog/include/spdlog/fmt/chrono.h b/CAPI/spdlog/include/spdlog/fmt/chrono.h new file mode 100644 index 0000000..a24c199 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/chrono.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's chrono support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include +#else +#include +#endif +#endif diff --git a/CAPI/spdlog/include/spdlog/fmt/compile.h b/CAPI/spdlog/include/spdlog/fmt/compile.h new file mode 100644 index 0000000..498872f --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/compile.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's compile-time support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include +#else +#include +#endif +#endif diff --git a/CAPI/spdlog/include/spdlog/fmt/fmt.h b/CAPI/spdlog/include/spdlog/fmt/fmt.h new file mode 100644 index 0000000..bda0fb7 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/fmt.h @@ -0,0 +1,33 @@ +// +// Copyright(c) 2016-2018 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +// +// Include a bundled header-only copy of fmtlib or an external one. +// By default spdlog include its own copy. +// + +#if defined(SPDLOG_USE_STD_FORMAT) // SPDLOG_USE_STD_FORMAT is defined - use std::format +#include +#elif !defined(SPDLOG_FMT_EXTERNAL) +#if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY) +#define FMT_HEADER_ONLY +#endif +#ifndef FMT_USE_WINDOWS_H +#define FMT_USE_WINDOWS_H 0 +#endif +// enable the 'n' flag in for backward compatibility with fmt 6.x +#define FMT_DEPRECATED_N_SPECIFIER +// enable ostream formatting for backward compatibility with fmt 8.x +#define FMT_DEPRECATED_OSTREAM + +#include +#include + +#else // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib +#include +#include +#endif diff --git a/CAPI/spdlog/include/spdlog/fmt/ostr.h b/CAPI/spdlog/include/spdlog/fmt/ostr.h new file mode 100644 index 0000000..9e17d21 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/ostr.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's ostream support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include +#else +#include +#endif +#endif diff --git a/CAPI/spdlog/include/spdlog/fmt/ranges.h b/CAPI/spdlog/include/spdlog/fmt/ranges.h new file mode 100644 index 0000000..5b0c77a --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/ranges.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's ranges support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include +#else +#include +#endif +#endif diff --git a/CAPI/spdlog/include/spdlog/fmt/std.h b/CAPI/spdlog/include/spdlog/fmt/std.h new file mode 100644 index 0000000..3bf5cd9 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/std.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's std support (for formatting e.g. std::filesystem::path, std::thread::id, std::monostate, +// std::variant, ...) +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include +#else +#include +#endif +#endif diff --git a/CAPI/spdlog/include/spdlog/fmt/xchar.h b/CAPI/spdlog/include/spdlog/fmt/xchar.h new file mode 100644 index 0000000..6d53284 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fmt/xchar.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's xchar support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include +#else +#include +#endif +#endif diff --git a/CAPI/spdlog/include/spdlog/formatter.h b/CAPI/spdlog/include/spdlog/formatter.h new file mode 100644 index 0000000..b6ec7b8 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/formatter.h @@ -0,0 +1,19 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog +{ + + class formatter + { + public: + virtual ~formatter() = default; + virtual void format(const details::log_msg& msg, memory_buf_t& dest) = 0; + virtual std::unique_ptr clone() const = 0; + }; +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/fwd.h b/CAPI/spdlog/include/spdlog/fwd.h new file mode 100644 index 0000000..5cbe668 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/fwd.h @@ -0,0 +1,21 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +namespace spdlog +{ + class logger; + class formatter; + + namespace sinks + { + class sink; + } + + namespace level + { + enum level_enum : int; + } + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/logger-inl.h b/CAPI/spdlog/include/spdlog/logger-inl.h new file mode 100644 index 0000000..e6e1186 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/logger-inl.h @@ -0,0 +1,256 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include +#include + +#include + +namespace spdlog +{ + + // public methods + SPDLOG_INLINE logger::logger(const logger& other) : + name_(other.name_), + sinks_(other.sinks_), + level_(other.level_.load(std::memory_order_relaxed)), + flush_level_(other.flush_level_.load(std::memory_order_relaxed)), + custom_err_handler_(other.custom_err_handler_), + tracer_(other.tracer_) + { + } + + SPDLOG_INLINE logger::logger(logger&& other) SPDLOG_NOEXCEPT : name_(std::move(other.name_)), sinks_(std::move(other.sinks_)), level_(other.level_.load(std::memory_order_relaxed)), flush_level_(other.flush_level_.load(std::memory_order_relaxed)), custom_err_handler_(std::move(other.custom_err_handler_)), tracer_(std::move(other.tracer_)) + + { + } + + SPDLOG_INLINE logger& logger::operator=(logger other) SPDLOG_NOEXCEPT + { + this->swap(other); + return *this; + } + + SPDLOG_INLINE void logger::swap(spdlog::logger& other) SPDLOG_NOEXCEPT + { + name_.swap(other.name_); + sinks_.swap(other.sinks_); + + // swap level_ + auto other_level = other.level_.load(); + auto my_level = level_.exchange(other_level); + other.level_.store(my_level); + + // swap flush level_ + other_level = other.flush_level_.load(); + my_level = flush_level_.exchange(other_level); + other.flush_level_.store(my_level); + + custom_err_handler_.swap(other.custom_err_handler_); + std::swap(tracer_, other.tracer_); + } + + SPDLOG_INLINE void swap(logger& a, logger& b) + { + a.swap(b); + } + + SPDLOG_INLINE void logger::set_level(level::level_enum log_level) + { + level_.store(log_level); + } + + SPDLOG_INLINE level::level_enum logger::level() const + { + return static_cast(level_.load(std::memory_order_relaxed)); + } + + SPDLOG_INLINE const std::string& logger::name() const + { + return name_; + } + + // set formatting for the sinks in this logger. + // each sink will get a separate instance of the formatter object. + SPDLOG_INLINE void logger::set_formatter(std::unique_ptr f) + { + for (auto it = sinks_.begin(); it != sinks_.end(); ++it) + { + if (std::next(it) == sinks_.end()) + { + // last element - we can be move it. + (*it)->set_formatter(std::move(f)); + break; // to prevent clang-tidy warning + } + else + { + (*it)->set_formatter(f->clone()); + } + } + } + + SPDLOG_INLINE void logger::set_pattern(std::string pattern, pattern_time_type time_type) + { + auto new_formatter = details::make_unique(std::move(pattern), time_type); + set_formatter(std::move(new_formatter)); + } + + // create new backtrace sink and move to it all our child sinks + SPDLOG_INLINE void logger::enable_backtrace(size_t n_messages) + { + tracer_.enable(n_messages); + } + + // restore orig sinks and level and delete the backtrace sink + SPDLOG_INLINE void logger::disable_backtrace() + { + tracer_.disable(); + } + + SPDLOG_INLINE void logger::dump_backtrace() + { + dump_backtrace_(); + } + + // flush functions + SPDLOG_INLINE void logger::flush() + { + flush_(); + } + + SPDLOG_INLINE void logger::flush_on(level::level_enum log_level) + { + flush_level_.store(log_level); + } + + SPDLOG_INLINE level::level_enum logger::flush_level() const + { + return static_cast(flush_level_.load(std::memory_order_relaxed)); + } + + // sinks + SPDLOG_INLINE const std::vector& logger::sinks() const + { + return sinks_; + } + + SPDLOG_INLINE std::vector& logger::sinks() + { + return sinks_; + } + + // error handler + SPDLOG_INLINE void logger::set_error_handler(err_handler handler) + { + custom_err_handler_ = std::move(handler); + } + + // create new logger with same sinks and configuration. + SPDLOG_INLINE std::shared_ptr logger::clone(std::string logger_name) + { + auto cloned = std::make_shared(*this); + cloned->name_ = std::move(logger_name); + return cloned; + } + + // protected methods + SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg& log_msg, bool log_enabled, bool traceback_enabled) + { + if (log_enabled) + { + sink_it_(log_msg); + } + if (traceback_enabled) + { + tracer_.push_back(log_msg); + } + } + + SPDLOG_INLINE void logger::sink_it_(const details::log_msg& msg) + { + for (auto& sink : sinks_) + { + if (sink->should_log(msg.level)) + { + SPDLOG_TRY + { + sink->log(msg); + } + SPDLOG_LOGGER_CATCH(msg.source) + } + } + + if (should_flush_(msg)) + { + flush_(); + } + } + + SPDLOG_INLINE void logger::flush_() + { + for (auto& sink : sinks_) + { + SPDLOG_TRY + { + sink->flush(); + } + SPDLOG_LOGGER_CATCH(source_loc()) + } + } + + SPDLOG_INLINE void logger::dump_backtrace_() + { + using details::log_msg; + if (tracer_.enabled() && !tracer_.empty()) + { + sink_it_(log_msg{name(), level::info, "****************** Backtrace Start ******************"}); + tracer_.foreach_pop([this](const log_msg& msg) + { this->sink_it_(msg); }); + sink_it_(log_msg{name(), level::info, "****************** Backtrace End ********************"}); + } + } + + SPDLOG_INLINE bool logger::should_flush_(const details::log_msg& msg) + { + auto flush_level = flush_level_.load(std::memory_order_relaxed); + return (msg.level >= flush_level) && (msg.level != level::off); + } + + SPDLOG_INLINE void logger::err_handler_(const std::string& msg) + { + if (custom_err_handler_) + { + custom_err_handler_(msg); + } + else + { + using std::chrono::system_clock; + static std::mutex mutex; + static std::chrono::system_clock::time_point last_report_time; + static size_t err_counter = 0; + std::lock_guard lk{mutex}; + auto now = system_clock::now(); + err_counter++; + if (now - last_report_time < std::chrono::seconds(1)) + { + return; + } + last_report_time = now; + auto tm_time = details::os::localtime(system_clock::to_time_t(now)); + char date_buf[64]; + std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time); +#if defined(USING_R) && defined(R_R_H) // if in R environment + REprintf("[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); +#else + std::fprintf(stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); +#endif + } + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/logger.h b/CAPI/spdlog/include/spdlog/logger.h new file mode 100644 index 0000000..11e4a34 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/logger.h @@ -0,0 +1,434 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Thread safe logger (except for set_error_handler()) +// Has name, log level, vector of std::shared sink pointers and formatter +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message and if yes: +// 2. Call the underlying sinks to do the job. +// 3. Each sink use its own private copy of a formatter to format the message +// and send to its destination. +// +// The use of private formatter per sink provides the opportunity to cache some +// formatted data, and support for different format per sink. + +#include +#include +#include + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT +#ifndef _WIN32 +#error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows +#endif +#include +#endif + +#include + +#ifndef SPDLOG_NO_EXCEPTIONS +#define SPDLOG_LOGGER_CATCH(location) \ + catch (const std::exception& ex) \ + { \ + if (location.filename) \ + { \ + err_handler_(fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), location.filename, location.line)); \ + } \ + else \ + { \ + err_handler_(ex.what()); \ + } \ + } \ + catch (...) \ + { \ + err_handler_("Rethrowing unknown exception in logger"); \ + throw; \ + } +#else +#define SPDLOG_LOGGER_CATCH(location) +#endif + +namespace spdlog +{ + + class SPDLOG_API logger + { + public: + // Empty logger + explicit logger(std::string name) : + name_(std::move(name)), + sinks_() + { + } + + // Logger with range on sinks + template + logger(std::string name, It begin, It end) : + name_(std::move(name)), + sinks_(begin, end) + { + } + + // Logger with single sink + logger(std::string name, sink_ptr single_sink) : + logger(std::move(name), {std::move(single_sink)}) + { + } + + // Logger with sinks init list + logger(std::string name, sinks_init_list sinks) : + logger(std::move(name), sinks.begin(), sinks.end()) + { + } + + virtual ~logger() = default; + + logger(const logger& other); + logger(logger&& other) SPDLOG_NOEXCEPT; + logger& operator=(logger other) SPDLOG_NOEXCEPT; + void swap(spdlog::logger& other) SPDLOG_NOEXCEPT; + + template + void log(source_loc loc, level::level_enum lvl, format_string_t fmt, Args&&... args) + { + log_(loc, lvl, details::to_string_view(fmt), std::forward(args)...); + } + + template + void log(level::level_enum lvl, format_string_t fmt, Args&&... args) + { + log(source_loc{}, lvl, fmt, std::forward(args)...); + } + + template + void log(level::level_enum lvl, const T& msg) + { + log(source_loc{}, lvl, msg); + } + + // T cannot be statically converted to format string (including string_view/wstring_view) + template::value, int>::type = 0> + void log(source_loc loc, level::level_enum lvl, const T& msg) + { + log(loc, lvl, "{}", msg); + } + + void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, string_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + details::log_msg log_msg(log_time, loc, name_, lvl, msg); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(source_loc loc, level::level_enum lvl, string_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + details::log_msg log_msg(loc, name_, lvl, msg); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(level::level_enum lvl, string_view_t msg) + { + log(source_loc{}, lvl, msg); + } + + template + void trace(format_string_t fmt, Args&&... args) + { + log(level::trace, fmt, std::forward(args)...); + } + + template + void debug(format_string_t fmt, Args&&... args) + { + log(level::debug, fmt, std::forward(args)...); + } + + template + void info(format_string_t fmt, Args&&... args) + { + log(level::info, fmt, std::forward(args)...); + } + + template + void warn(format_string_t fmt, Args&&... args) + { + log(level::warn, fmt, std::forward(args)...); + } + + template + void error(format_string_t fmt, Args&&... args) + { + log(level::err, fmt, std::forward(args)...); + } + + template + void critical(format_string_t fmt, Args&&... args) + { + log(level::critical, fmt, std::forward(args)...); + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template + void log(source_loc loc, level::level_enum lvl, wformat_string_t fmt, Args&&... args) + { + log_(loc, lvl, details::to_string_view(fmt), std::forward(args)...); + } + + template + void log(level::level_enum lvl, wformat_string_t fmt, Args&&... args) + { + log(source_loc{}, lvl, fmt, std::forward(args)...); + } + + void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, wstring_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); + details::log_msg log_msg(log_time, loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(source_loc loc, level::level_enum lvl, wstring_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(level::level_enum lvl, wstring_view_t msg) + { + log(source_loc{}, lvl, msg); + } + + template + void trace(wformat_string_t fmt, Args&&... args) + { + log(level::trace, fmt, std::forward(args)...); + } + + template + void debug(wformat_string_t fmt, Args&&... args) + { + log(level::debug, fmt, std::forward(args)...); + } + + template + void info(wformat_string_t fmt, Args&&... args) + { + log(level::info, fmt, std::forward(args)...); + } + + template + void warn(wformat_string_t fmt, Args&&... args) + { + log(level::warn, fmt, std::forward(args)...); + } + + template + void error(wformat_string_t fmt, Args&&... args) + { + log(level::err, fmt, std::forward(args)...); + } + + template + void critical(wformat_string_t fmt, Args&&... args) + { + log(level::critical, fmt, std::forward(args)...); + } +#endif + + template + void trace(const T& msg) + { + log(level::trace, msg); + } + + template + void debug(const T& msg) + { + log(level::debug, msg); + } + + template + void info(const T& msg) + { + log(level::info, msg); + } + + template + void warn(const T& msg) + { + log(level::warn, msg); + } + + template + void error(const T& msg) + { + log(level::err, msg); + } + + template + void critical(const T& msg) + { + log(level::critical, msg); + } + + // return true logging is enabled for the given level. + bool should_log(level::level_enum msg_level) const + { + return msg_level >= level_.load(std::memory_order_relaxed); + } + + // return true if backtrace logging is enabled. + bool should_backtrace() const + { + return tracer_.enabled(); + } + + void set_level(level::level_enum log_level); + + level::level_enum level() const; + + const std::string& name() const; + + // set formatting for the sinks in this logger. + // each sink will get a separate instance of the formatter object. + void set_formatter(std::unique_ptr f); + + // set formatting for the sinks in this logger. + // equivalent to + // set_formatter(make_unique(pattern, time_type)) + // Note: each sink will get a new instance of a formatter object, replacing the old one. + void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); + + // backtrace support. + // efficiently store all debug/trace messages in a circular buffer until needed for debugging. + void enable_backtrace(size_t n_messages); + void disable_backtrace(); + void dump_backtrace(); + + // flush functions + void flush(); + void flush_on(level::level_enum log_level); + level::level_enum flush_level() const; + + // sinks + const std::vector& sinks() const; + + std::vector& sinks(); + + // error handler + void set_error_handler(err_handler); + + // create new logger with same sinks and configuration. + virtual std::shared_ptr clone(std::string logger_name); + + protected: + std::string name_; + std::vector sinks_; + spdlog::level_t level_{level::info}; + spdlog::level_t flush_level_{level::off}; + err_handler custom_err_handler_{nullptr}; + details::backtracer tracer_; + + // common implementation for after templated public api has been resolved + template + void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args&&... args) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + SPDLOG_TRY + { + memory_buf_t buf; +#ifdef SPDLOG_USE_STD_FORMAT + fmt_lib::vformat_to(std::back_inserter(buf), fmt, fmt_lib::make_format_args(std::forward(args)...)); +#else + fmt::vformat_to(fmt::appender(buf), fmt, fmt::make_format_args(std::forward(args)...)); +#endif + + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + SPDLOG_LOGGER_CATCH(loc) + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template + void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args&&... args) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + SPDLOG_TRY + { + // format to wmemory_buffer and convert to utf8 + wmemory_buf_t wbuf; + fmt_lib::vformat_to( + std::back_inserter(wbuf), fmt, fmt_lib::make_format_args(std::forward(args)...) + ); + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf); + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + SPDLOG_LOGGER_CATCH(loc) + } +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + + // log the given message (if the given log level is high enough), + // and save backtrace (if backtrace is enabled). + void log_it_(const details::log_msg& log_msg, bool log_enabled, bool traceback_enabled); + virtual void sink_it_(const details::log_msg& msg); + virtual void flush_(); + void dump_backtrace_(); + bool should_flush_(const details::log_msg& msg); + + // handle errors during logging. + // default handler prints the error to stderr at max rate of 1 message/sec. + void err_handler_(const std::string& msg); + }; + + void swap(logger& a, logger& b); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "logger-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/pattern_formatter-inl.h b/CAPI/spdlog/include/spdlog/pattern_formatter-inl.h new file mode 100644 index 0000000..71d5aa1 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/pattern_formatter-inl.h @@ -0,0 +1,1480 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace details + { + + /////////////////////////////////////////////////////////////////////// + // name & level pattern appender + /////////////////////////////////////////////////////////////////////// + + class scoped_padder + { + public: + scoped_padder(size_t wrapped_size, const padding_info& padinfo, memory_buf_t& dest) : + padinfo_(padinfo), + dest_(dest) + { + remaining_pad_ = static_cast(padinfo.width_) - static_cast(wrapped_size); + if (remaining_pad_ <= 0) + { + return; + } + + if (padinfo_.side_ == padding_info::pad_side::left) + { + pad_it(remaining_pad_); + remaining_pad_ = 0; + } + else if (padinfo_.side_ == padding_info::pad_side::center) + { + auto half_pad = remaining_pad_ / 2; + auto reminder = remaining_pad_ & 1; + pad_it(half_pad); + remaining_pad_ = half_pad + reminder; // for the right side + } + } + + template + static unsigned int count_digits(T n) + { + return fmt_helper::count_digits(n); + } + + ~scoped_padder() + { + if (remaining_pad_ >= 0) + { + pad_it(remaining_pad_); + } + else if (padinfo_.truncate_) + { + long new_size = static_cast(dest_.size()) + remaining_pad_; + dest_.resize(static_cast(new_size)); + } + } + + private: + void pad_it(long count) + { + fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast(count)), dest_); + } + + const padding_info& padinfo_; + memory_buf_t& dest_; + long remaining_pad_; + string_view_t spaces_{" ", 64}; + }; + + struct null_scoped_padder + { + null_scoped_padder(size_t /*wrapped_size*/, const padding_info& /*padinfo*/, memory_buf_t& /*dest*/) + { + } + + template + static unsigned int count_digits(T /* number */) + { + return 0; + } + }; + + template + class name_formatter final : public flag_formatter + { + public: + explicit name_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + ScopedPadder p(msg.logger_name.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.logger_name, dest); + } + }; + + // log level appender + template + class level_formatter final : public flag_formatter + { + public: + explicit level_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + const string_view_t& level_name = level::to_string_view(msg.level); + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } + }; + + // short log level appender + template + class short_level_formatter final : public flag_formatter + { + public: + explicit short_level_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + string_view_t level_name{level::to_short_c_str(msg.level)}; + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } + }; + + /////////////////////////////////////////////////////////////////////// + // Date time pattern appenders + /////////////////////////////////////////////////////////////////////// + + static const char* ampm(const tm& t) + { + return t.tm_hour >= 12 ? "PM" : "AM"; + } + + static int to12h(const tm& t) + { + return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; + } + + // Abbreviated weekday name + static std::array days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; + + template + class a_formatter final : public flag_formatter + { + public: + explicit a_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + string_view_t field_value{days[static_cast(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; + + // Full weekday name + static std::array full_days{{"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; + + template + class A_formatter : public flag_formatter + { + public: + explicit A_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + string_view_t field_value{full_days[static_cast(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; + + // Abbreviated month + static const std::array months{{"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; + + template + class b_formatter final : public flag_formatter + { + public: + explicit b_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + string_view_t field_value{months[static_cast(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; + + // Full month name + static const std::array full_months{ + {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"}}; + + template + class B_formatter final : public flag_formatter + { + public: + explicit B_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + string_view_t field_value{full_months[static_cast(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; + + // Date and time representation (Thu Aug 23 15:35:46 2014) + template + class c_formatter final : public flag_formatter + { + public: + explicit c_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 24; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::append_string_view(days[static_cast(tm_time.tm_wday)], dest); + dest.push_back(' '); + fmt_helper::append_string_view(months[static_cast(tm_time.tm_mon)], dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_mday, dest); + dest.push_back(' '); + // time + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } + }; + + // year - 2 digit + template + class C_formatter final : public flag_formatter + { + public: + explicit C_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } + }; + + // Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 + template + class D_formatter final : public flag_formatter + { + public: + explicit D_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_mday, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } + }; + + // year - 4 digit + template + class Y_formatter final : public flag_formatter + { + public: + explicit Y_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 4; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } + }; + + // month 1-12 + template + class m_formatter final : public flag_formatter + { + public: + explicit m_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + } + }; + + // day of month 1-31 + template + class d_formatter final : public flag_formatter + { + public: + explicit d_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mday, dest); + } + }; + + // hours in 24 format 0-23 + template + class H_formatter final : public flag_formatter + { + public: + explicit H_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_hour, dest); + } + }; + + // hours in 12 format 1-12 + template + class I_formatter final : public flag_formatter + { + public: + explicit I_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(to12h(tm_time), dest); + } + }; + + // minutes 0-59 + template + class M_formatter final : public flag_formatter + { + public: + explicit M_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_min, dest); + } + }; + + // seconds 0-59 + template + class S_formatter final : public flag_formatter + { + public: + explicit S_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_sec, dest); + } + }; + + // milliseconds + template + class e_formatter final : public flag_formatter + { + public: + explicit e_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + auto millis = fmt_helper::time_fraction(msg.time); + const size_t field_size = 3; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad3(static_cast(millis.count()), dest); + } + }; + + // microseconds + template + class f_formatter final : public flag_formatter + { + public: + explicit f_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + auto micros = fmt_helper::time_fraction(msg.time); + + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad6(static_cast(micros.count()), dest); + } + }; + + // nanoseconds + template + class F_formatter final : public flag_formatter + { + public: + explicit F_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + auto ns = fmt_helper::time_fraction(msg.time); + const size_t field_size = 9; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad9(static_cast(ns.count()), dest); + } + }; + + // seconds since epoch + template + class E_formatter final : public flag_formatter + { + public: + explicit E_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + auto duration = msg.time.time_since_epoch(); + auto seconds = std::chrono::duration_cast(duration).count(); + fmt_helper::append_int(seconds, dest); + } + }; + + // AM/PM + template + class p_formatter final : public flag_formatter + { + public: + explicit p_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_string_view(ampm(tm_time), dest); + } + }; + + // 12 hour clock 02:55:02 pm + template + class r_formatter final : public flag_formatter + { + public: + explicit r_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 11; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(to12h(tm_time), dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_string_view(ampm(tm_time), dest); + } + }; + + // 24-hour HH:MM time, equivalent to %H:%M + template + class R_formatter final : public flag_formatter + { + public: + explicit R_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 5; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + } + }; + + // ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S + template + class T_formatter final : public flag_formatter + { + public: + explicit T_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 8; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + } + }; + + // ISO 8601 offset from UTC in timezone (+-HH:MM) + template + class z_formatter final : public flag_formatter + { + public: + explicit z_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + z_formatter() = default; + z_formatter(const z_formatter&) = delete; + z_formatter& operator=(const z_formatter&) = delete; + + void format(const details::log_msg& msg, const std::tm& tm_time, memory_buf_t& dest) override + { + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + + auto total_minutes = get_cached_offset(msg, tm_time); + bool is_negative = total_minutes < 0; + if (is_negative) + { + total_minutes = -total_minutes; + dest.push_back('-'); + } + else + { + dest.push_back('+'); + } + + fmt_helper::pad2(total_minutes / 60, dest); // hours + dest.push_back(':'); + fmt_helper::pad2(total_minutes % 60, dest); // minutes + } + + private: + log_clock::time_point last_update_{std::chrono::seconds(0)}; + int offset_minutes_{0}; + + int get_cached_offset(const log_msg& msg, const std::tm& tm_time) + { + // refresh every 10 seconds + if (msg.time - last_update_ >= std::chrono::seconds(10)) + { + offset_minutes_ = os::utc_minutes_offset(tm_time); + last_update_ = msg.time; + } + return offset_minutes_; + } + }; + + // Thread id + template + class t_formatter final : public flag_formatter + { + public: + explicit t_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + const auto field_size = ScopedPadder::count_digits(msg.thread_id); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.thread_id, dest); + } + }; + + // Current pid + template + class pid_formatter final : public flag_formatter + { + public: + explicit pid_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg&, const std::tm&, memory_buf_t& dest) override + { + const auto pid = static_cast(details::os::pid()); + auto field_size = ScopedPadder::count_digits(pid); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(pid, dest); + } + }; + + template + class v_formatter final : public flag_formatter + { + public: + explicit v_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + ScopedPadder p(msg.payload.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.payload, dest); + } + }; + + class ch_formatter final : public flag_formatter + { + public: + explicit ch_formatter(char ch) : + ch_(ch) + { + } + + void format(const details::log_msg&, const std::tm&, memory_buf_t& dest) override + { + dest.push_back(ch_); + } + + private: + char ch_; + }; + + // aggregate user chars to display as is + class aggregate_formatter final : public flag_formatter + { + public: + aggregate_formatter() = default; + + void add_ch(char ch) + { + str_ += ch; + } + void format(const details::log_msg&, const std::tm&, memory_buf_t& dest) override + { + fmt_helper::append_string_view(str_, dest); + } + + private: + std::string str_; + }; + + // mark the color range. expect it to be in the form of "%^colored text%$" + class color_start_formatter final : public flag_formatter + { + public: + explicit color_start_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + msg.color_range_start = dest.size(); + } + }; + + class color_stop_formatter final : public flag_formatter + { + public: + explicit color_stop_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + msg.color_range_end = dest.size(); + } + }; + + // print source location + template + class source_location_formatter final : public flag_formatter + { + public: + explicit source_location_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + + size_t text_size; + if (padinfo_.enabled()) + { + // calc text size for padding based on "filename:line" + text_size = std::char_traits::length(msg.source.filename) + ScopedPadder::count_digits(msg.source.line) + 1; + } + else + { + text_size = 0; + } + + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + } + }; + + // print source filename + template + class source_filename_formatter final : public flag_formatter + { + public: + explicit source_filename_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = padinfo_.enabled() ? std::char_traits::length(msg.source.filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + } + }; + + template + class short_filename_formatter final : public flag_formatter + { + public: + explicit short_filename_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + +#ifdef _MSC_VER +#pragma warning(push) +#pragma warning(disable : 4127) // consider using 'if constexpr' instead +#endif // _MSC_VER + static const char* basename(const char* filename) + { + // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr + // the branch will be elided by optimizations + if (sizeof(os::folder_seps) == 2) + { + const char* rv = std::strrchr(filename, os::folder_seps[0]); + return rv != nullptr ? rv + 1 : filename; + } + else + { + const std::reverse_iterator begin(filename + std::strlen(filename)); + const std::reverse_iterator end(filename); + + const auto it = std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1); + return it != end ? it.base() : filename; + } + } +#ifdef _MSC_VER +#pragma warning(pop) +#endif // _MSC_VER + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + auto filename = basename(msg.source.filename); + size_t text_size = padinfo_.enabled() ? std::char_traits::length(filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(filename, dest); + } + }; + + template + class source_linenum_formatter final : public flag_formatter + { + public: + explicit source_linenum_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + + auto field_size = ScopedPadder::count_digits(msg.source.line); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.source.line, dest); + } + }; + + // print source funcname + template + class source_funcname_formatter final : public flag_formatter + { + public: + explicit source_funcname_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = padinfo_.enabled() ? std::char_traits::length(msg.source.funcname) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.funcname, dest); + } + }; + + // print elapsed time since last message + template + class elapsed_formatter final : public flag_formatter + { + public: + using DurationUnits = Units; + + explicit elapsed_formatter(padding_info padinfo) : + flag_formatter(padinfo), + last_message_time_(log_clock::now()) + { + } + + void format(const details::log_msg& msg, const std::tm&, memory_buf_t& dest) override + { + auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); + auto delta_units = std::chrono::duration_cast(delta); + last_message_time_ = msg.time; + auto delta_count = static_cast(delta_units.count()); + auto n_digits = static_cast(ScopedPadder::count_digits(delta_count)); + ScopedPadder p(n_digits, padinfo_, dest); + fmt_helper::append_int(delta_count, dest); + } + + private: + log_clock::time_point last_message_time_; + }; + + // Full info formatter + // pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] [%s:%#] %v + class full_formatter final : public flag_formatter + { + public: + explicit full_formatter(padding_info padinfo) : + flag_formatter(padinfo) + { + } + + void format(const details::log_msg& msg, const std::tm& tm_time, memory_buf_t& dest) override + { + using std::chrono::duration_cast; + using std::chrono::milliseconds; + using std::chrono::seconds; + + // cache the date/time part for the next second. + auto duration = msg.time.time_since_epoch(); + auto secs = duration_cast(duration); + + if (cache_timestamp_ != secs || cached_datetime_.size() == 0) + { + cached_datetime_.clear(); + cached_datetime_.push_back('['); + fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); + cached_datetime_.push_back('-'); + + fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); + cached_datetime_.push_back('-'); + + fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); + cached_datetime_.push_back(' '); + + fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); + cached_datetime_.push_back(':'); + + fmt_helper::pad2(tm_time.tm_min, cached_datetime_); + cached_datetime_.push_back(':'); + + fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); + cached_datetime_.push_back('.'); + + cache_timestamp_ = secs; + } + dest.append(cached_datetime_.begin(), cached_datetime_.end()); + + auto millis = fmt_helper::time_fraction(msg.time); + fmt_helper::pad3(static_cast(millis.count()), dest); + dest.push_back(']'); + dest.push_back(' '); + + // append logger name if exists + if (msg.logger_name.size() > 0) + { + dest.push_back('['); + fmt_helper::append_string_view(msg.logger_name, dest); + dest.push_back(']'); + dest.push_back(' '); + } + + dest.push_back('['); + // wrap the level name with color + msg.color_range_start = dest.size(); + // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); + fmt_helper::append_string_view(level::to_string_view(msg.level), dest); + msg.color_range_end = dest.size(); + dest.push_back(']'); + dest.push_back(' '); + + // add source location if present + if (!msg.source.empty()) + { + dest.push_back('['); + const char* filename = details::short_filename_formatter::basename(msg.source.filename); + fmt_helper::append_string_view(filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + dest.push_back(']'); + dest.push_back(' '); + } + // fmt_helper::append_string_view(msg.msg(), dest); + fmt_helper::append_string_view(msg.payload, dest); + } + + private: + std::chrono::seconds cache_timestamp_{0}; + memory_buf_t cached_datetime_; + }; + + } // namespace details + + SPDLOG_INLINE pattern_formatter::pattern_formatter( + std::string pattern, pattern_time_type time_type, std::string eol, custom_flags custom_user_flags + ) : + pattern_(std::move(pattern)), + eol_(std::move(eol)), + pattern_time_type_(time_type), + need_localtime_(false), + last_log_secs_(0), + custom_handlers_(std::move(custom_user_flags)) + { + std::memset(&cached_tm_, 0, sizeof(cached_tm_)); + compile_pattern_(pattern_); + } + + // use by default full formatter for if pattern is not given + SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) : + pattern_("%+"), + eol_(std::move(eol)), + pattern_time_type_(time_type), + need_localtime_(true), + last_log_secs_(0) + { + std::memset(&cached_tm_, 0, sizeof(cached_tm_)); + formatters_.push_back(details::make_unique(details::padding_info{})); + } + + SPDLOG_INLINE std::unique_ptr pattern_formatter::clone() const + { + custom_flags cloned_custom_formatters; + for (auto& it : custom_handlers_) + { + cloned_custom_formatters[it.first] = it.second->clone(); + } + auto cloned = details::make_unique(pattern_, pattern_time_type_, eol_, std::move(cloned_custom_formatters)); + cloned->need_localtime(need_localtime_); +#if defined(__GNUC__) && __GNUC__ < 5 + return std::move(cloned); +#else + return cloned; +#endif + } + + SPDLOG_INLINE void pattern_formatter::format(const details::log_msg& msg, memory_buf_t& dest) + { + if (need_localtime_) + { + const auto secs = std::chrono::duration_cast(msg.time.time_since_epoch()); + if (secs != last_log_secs_) + { + cached_tm_ = get_time_(msg); + last_log_secs_ = secs; + } + } + + for (auto& f : formatters_) + { + f->format(msg, cached_tm_, dest); + } + // write eol + details::fmt_helper::append_string_view(eol_, dest); + } + + SPDLOG_INLINE void pattern_formatter::set_pattern(std::string pattern) + { + pattern_ = std::move(pattern); + need_localtime_ = false; + compile_pattern_(pattern_); + } + + SPDLOG_INLINE void pattern_formatter::need_localtime(bool need) + { + need_localtime_ = need; + } + + SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg& msg) + { + if (pattern_time_type_ == pattern_time_type::local) + { + return details::os::localtime(log_clock::to_time_t(msg.time)); + } + return details::os::gmtime(log_clock::to_time_t(msg.time)); + } + + template + SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_info padding) + { + // process custom flags + auto it = custom_handlers_.find(flag); + if (it != custom_handlers_.end()) + { + auto custom_handler = it->second->clone(); + custom_handler->set_padding_info(padding); + formatters_.push_back(std::move(custom_handler)); + return; + } + + // process built-in flags + switch (flag) + { + case ('+'): // default formatter + formatters_.push_back(details::make_unique(padding)); + need_localtime_ = true; + break; + + case 'n': // logger name + formatters_.push_back(details::make_unique>(padding)); + break; + + case 'l': // level + formatters_.push_back(details::make_unique>(padding)); + break; + + case 'L': // short level + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('t'): // thread id + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('v'): // the message text + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('a'): // weekday + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('A'): // short weekday + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('b'): + case ('h'): // month + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('B'): // short month + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('c'): // datetime + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('C'): // year 2 digits + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('Y'): // year 4 digits + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('D'): + case ('x'): // datetime MM/DD/YY + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('m'): // month 1-12 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('d'): // day of month 1-31 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('H'): // hours 24 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('I'): // hours 12 + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('M'): // minutes + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('S'): // seconds + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('e'): // milliseconds + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('f'): // microseconds + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('F'): // nanoseconds + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('E'): // seconds since epoch + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('p'): // am/pm + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('r'): // 12 hour clock 02:55:02 pm + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('R'): // 24-hour HH:MM time + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('T'): + case ('X'): // ISO 8601 time format (HH:MM:SS) + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('z'): // timezone + formatters_.push_back(details::make_unique>(padding)); + need_localtime_ = true; + break; + + case ('P'): // pid + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('^'): // color range start + formatters_.push_back(details::make_unique(padding)); + break; + + case ('$'): // color range end + formatters_.push_back(details::make_unique(padding)); + break; + + case ('@'): // source location (filename:filenumber) + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('s'): // short source filename - without directory name + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('g'): // full source filename + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('#'): // source line number + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('!'): // source funcname + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('%'): // % char + formatters_.push_back(details::make_unique('%')); + break; + + case ('u'): // elapsed time since last log message in nanos + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('i'): // elapsed time since last log message in micros + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('o'): // elapsed time since last log message in millis + formatters_.push_back(details::make_unique>(padding)); + break; + + case ('O'): // elapsed time since last log message in seconds + formatters_.push_back(details::make_unique>(padding)); + break; + + default: // Unknown flag appears as is + auto unknown_flag = details::make_unique(); + + if (!padding.truncate_) + { + unknown_flag->add_ch('%'); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + // fix issue #1617 (prev char was '!' and should have been treated as funcname flag instead of truncating flag) + // spdlog::set_pattern("[%10!] %v") => "[ main] some message" + // spdlog::set_pattern("[%3!!] %v") => "[mai] some message" + else + { + padding.truncate_ = false; + formatters_.push_back(details::make_unique>(padding)); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + + break; + } + } + + // Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X) + // Advance the given it pass the end of the padding spec found (if any) + // Return padding. + SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::string::const_iterator& it, std::string::const_iterator end) + { + using details::padding_info; + using details::scoped_padder; + const size_t max_width = 64; + if (it == end) + { + return padding_info{}; + } + + padding_info::pad_side side; + switch (*it) + { + case '-': + side = padding_info::pad_side::right; + ++it; + break; + case '=': + side = padding_info::pad_side::center; + ++it; + break; + default: + side = details::padding_info::pad_side::left; + break; + } + + if (it == end || !std::isdigit(static_cast(*it))) + { + return padding_info{}; // no padding if no digit found here + } + + auto width = static_cast(*it) - '0'; + for (++it; it != end && std::isdigit(static_cast(*it)); ++it) + { + auto digit = static_cast(*it) - '0'; + width = width * 10 + digit; + } + + // search for the optional truncate marker '!' + bool truncate; + if (it != end && *it == '!') + { + truncate = true; + ++it; + } + else + { + truncate = false; + } + return details::padding_info{std::min(width, max_width), side, truncate}; + } + + SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string& pattern) + { + auto end = pattern.end(); + std::unique_ptr user_chars; + formatters_.clear(); + for (auto it = pattern.begin(); it != end; ++it) + { + if (*it == '%') + { + if (user_chars) // append user chars found so far + { + formatters_.push_back(std::move(user_chars)); + } + + auto padding = handle_padspec_(++it, end); + + if (it != end) + { + if (padding.enabled()) + { + handle_flag_(*it, padding); + } + else + { + handle_flag_(*it, padding); + } + } + else + { + break; + } + } + else // chars not following the % sign should be displayed as is + { + if (!user_chars) + { + user_chars = details::make_unique(); + } + user_chars->add_ch(*it); + } + } + if (user_chars) // append raw chars found so far + { + formatters_.push_back(std::move(user_chars)); + } + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/pattern_formatter.h b/CAPI/spdlog/include/spdlog/pattern_formatter.h new file mode 100644 index 0000000..4d5b2be --- /dev/null +++ b/CAPI/spdlog/include/spdlog/pattern_formatter.h @@ -0,0 +1,131 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include + +namespace spdlog +{ + namespace details + { + + // padding information. + struct padding_info + { + enum class pad_side + { + left, + right, + center + }; + + padding_info() = default; + padding_info(size_t width, padding_info::pad_side side, bool truncate) : + width_(width), + side_(side), + truncate_(truncate), + enabled_(true) + { + } + + bool enabled() const + { + return enabled_; + } + size_t width_ = 0; + pad_side side_ = pad_side::left; + bool truncate_ = false; + bool enabled_ = false; + }; + + class SPDLOG_API flag_formatter + { + public: + explicit flag_formatter(padding_info padinfo) : + padinfo_(padinfo) + { + } + flag_formatter() = default; + virtual ~flag_formatter() = default; + virtual void format(const details::log_msg& msg, const std::tm& tm_time, memory_buf_t& dest) = 0; + + protected: + padding_info padinfo_; + }; + + } // namespace details + + class SPDLOG_API custom_flag_formatter : public details::flag_formatter + { + public: + virtual std::unique_ptr clone() const = 0; + + void set_padding_info(const details::padding_info& padding) + { + flag_formatter::padinfo_ = padding; + } + }; + + class SPDLOG_API pattern_formatter final : public formatter + { + public: + using custom_flags = std::unordered_map>; + + explicit pattern_formatter(std::string pattern, pattern_time_type time_type = pattern_time_type::local, std::string eol = spdlog::details::os::default_eol, custom_flags custom_user_flags = custom_flags()); + + // use default pattern is not given + explicit pattern_formatter(pattern_time_type time_type = pattern_time_type::local, std::string eol = spdlog::details::os::default_eol); + + pattern_formatter(const pattern_formatter& other) = delete; + pattern_formatter& operator=(const pattern_formatter& other) = delete; + + std::unique_ptr clone() const override; + void format(const details::log_msg& msg, memory_buf_t& dest) override; + + template + pattern_formatter& add_flag(char flag, Args&&... args) + { + custom_handlers_[flag] = details::make_unique(std::forward(args)...); + return *this; + } + void set_pattern(std::string pattern); + void need_localtime(bool need = true); + + private: + std::string pattern_; + std::string eol_; + pattern_time_type pattern_time_type_; + bool need_localtime_; + std::tm cached_tm_; + std::chrono::seconds last_log_secs_; + std::vector> formatters_; + custom_flags custom_handlers_; + + std::tm get_time_(const details::log_msg& msg); + template + void handle_flag_(char flag, details::padding_info padding); + + // Extract given pad spec (e.g. %8X) + // Advance the given it pass the end of the padding spec found (if any) + // Return padding. + static details::padding_info handle_padspec_(std::string::const_iterator& it, std::string::const_iterator end); + + void compile_pattern_(const std::string& pattern); + }; +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "pattern_formatter-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/android_sink.h b/CAPI/spdlog/include/spdlog/sinks/android_sink.h new file mode 100644 index 0000000..b3efb51 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/android_sink.h @@ -0,0 +1,147 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef __ANDROID__ + +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#if !defined(SPDLOG_ANDROID_RETRIES) +#define SPDLOG_ANDROID_RETRIES 2 +#endif + +namespace spdlog +{ + namespace sinks + { + + /* + * Android sink + * (logging using __android_log_write or __android_log_buf_write depending on the specified BufferID) + */ + template + class android_sink final : public base_sink + { + public: + explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false) : + tag_(std::move(tag)), + use_raw_msg_(use_raw_msg) + { + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + const android_LogPriority priority = convert_to_android_(msg.level); + memory_buf_t formatted; + if (use_raw_msg_) + { + details::fmt_helper::append_string_view(msg.payload, formatted); + } + else + { + base_sink::formatter_->format(msg, formatted); + } + formatted.push_back('\0'); + const char* msg_output = formatted.data(); + + // See system/core/liblog/logger_write.c for explanation of return value + int ret = android_log(priority, tag_.c_str(), msg_output); + int retry_count = 0; + while ((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) + { + details::os::sleep_for_millis(5); + ret = android_log(priority, tag_.c_str(), msg_output); + retry_count++; + } + + if (ret < 0) + { + throw_spdlog_ex("logging to Android failed", ret); + } + } + + void flush_() override + { + } + + private: + // There might be liblog versions used, that do not support __android_log_buf_write. So we only compile and link against + // __android_log_buf_write, if user explicitely provides a non-default log buffer. Otherwise, when using the default log buffer, always + // log via __android_log_write. + template + typename std::enable_if(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char* tag, const char* text) + { + return __android_log_write(prio, tag, text); + } + + template + typename std::enable_if(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char* tag, const char* text) + { + return __android_log_buf_write(ID, prio, tag, text); + } + + static android_LogPriority convert_to_android_(spdlog::level::level_enum level) + { + switch (level) + { + case spdlog::level::trace: + return ANDROID_LOG_VERBOSE; + case spdlog::level::debug: + return ANDROID_LOG_DEBUG; + case spdlog::level::info: + return ANDROID_LOG_INFO; + case spdlog::level::warn: + return ANDROID_LOG_WARN; + case spdlog::level::err: + return ANDROID_LOG_ERROR; + case spdlog::level::critical: + return ANDROID_LOG_FATAL; + default: + return ANDROID_LOG_DEFAULT; + } + } + + std::string tag_; + bool use_raw_msg_; + }; + + using android_sink_mt = android_sink; + using android_sink_st = android_sink; + + template + using android_sink_buf_mt = android_sink; + template + using android_sink_buf_st = android_sink; + + } // namespace sinks + + // Create and register android syslog logger + + template + inline std::shared_ptr android_logger_mt(const std::string& logger_name, const std::string& tag = "spdlog") + { + return Factory::template create(logger_name, tag); + } + + template + inline std::shared_ptr android_logger_st(const std::string& logger_name, const std::string& tag = "spdlog") + { + return Factory::template create(logger_name, tag); + } + +} // namespace spdlog + +#endif // __ANDROID__ \ No newline at end of file diff --git a/CAPI/spdlog/include/spdlog/sinks/ansicolor_sink-inl.h b/CAPI/spdlog/include/spdlog/sinks/ansicolor_sink-inl.h new file mode 100644 index 0000000..0185971 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/ansicolor_sink-inl.h @@ -0,0 +1,149 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +namespace spdlog +{ + namespace sinks + { + + template + SPDLOG_INLINE ansicolor_sink::ansicolor_sink(FILE* target_file, color_mode mode) : + target_file_(target_file), + mutex_(ConsoleMutex::mutex()), + formatter_(details::make_unique()) + + { + set_color_mode(mode); + colors_[level::trace] = to_string_(white); + colors_[level::debug] = to_string_(cyan); + colors_[level::info] = to_string_(green); + colors_[level::warn] = to_string_(yellow_bold); + colors_[level::err] = to_string_(red_bold); + colors_[level::critical] = to_string_(bold_on_red); + colors_[level::off] = to_string_(reset); + } + + template + SPDLOG_INLINE void ansicolor_sink::set_color(level::level_enum color_level, string_view_t color) + { + std::lock_guard lock(mutex_); + colors_[static_cast(color_level)] = to_string_(color); + } + + template + SPDLOG_INLINE void ansicolor_sink::log(const details::log_msg& msg) + { + // Wrap the originally formatted message in color codes. + // If color is not supported in the terminal, log as is instead. + std::lock_guard lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if (should_do_colors_ && msg.color_range_end > msg.color_range_start) + { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + print_ccode_(colors_[static_cast(msg.level)]); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + print_ccode_(reset); + // after color range + print_range_(formatted, msg.color_range_end, formatted.size()); + } + else // no color + { + print_range_(formatted, 0, formatted.size()); + } + fflush(target_file_); + } + + template + SPDLOG_INLINE void ansicolor_sink::flush() + { + std::lock_guard lock(mutex_); + fflush(target_file_); + } + + template + SPDLOG_INLINE void ansicolor_sink::set_pattern(const std::string& pattern) + { + std::lock_guard lock(mutex_); + formatter_ = std::unique_ptr(new pattern_formatter(pattern)); + } + + template + SPDLOG_INLINE void ansicolor_sink::set_formatter(std::unique_ptr sink_formatter) + { + std::lock_guard lock(mutex_); + formatter_ = std::move(sink_formatter); + } + + template + SPDLOG_INLINE bool ansicolor_sink::should_color() + { + return should_do_colors_; + } + + template + SPDLOG_INLINE void ansicolor_sink::set_color_mode(color_mode mode) + { + switch (mode) + { + case color_mode::always: + should_do_colors_ = true; + return; + case color_mode::automatic: + should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal(); + return; + case color_mode::never: + should_do_colors_ = false; + return; + default: + should_do_colors_ = false; + } + } + + template + SPDLOG_INLINE void ansicolor_sink::print_ccode_(const string_view_t& color_code) + { + fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_); + } + + template + SPDLOG_INLINE void ansicolor_sink::print_range_(const memory_buf_t& formatted, size_t start, size_t end) + { + fwrite(formatted.data() + start, sizeof(char), end - start, target_file_); + } + + template + SPDLOG_INLINE std::string ansicolor_sink::to_string_(const string_view_t& sv) + { + return std::string(sv.data(), sv.size()); + } + + // ansicolor_stdout_sink + template + SPDLOG_INLINE ansicolor_stdout_sink::ansicolor_stdout_sink(color_mode mode) : + ansicolor_sink(stdout, mode) + { + } + + // ansicolor_stderr_sink + template + SPDLOG_INLINE ansicolor_stderr_sink::ansicolor_stderr_sink(color_mode mode) : + ansicolor_sink(stderr, mode) + { + } + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/ansicolor_sink.h b/CAPI/spdlog/include/spdlog/sinks/ansicolor_sink.h new file mode 100644 index 0000000..c179469 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/ansicolor_sink.h @@ -0,0 +1,120 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + + /** + * This sink prefixes the output with an ANSI escape sequence color code + * depending on the severity + * of the message. + * If no color terminal detected, omit the escape codes. + */ + + template + class ansicolor_sink : public sink + { + public: + using mutex_t = typename ConsoleMutex::mutex_t; + ansicolor_sink(FILE* target_file, color_mode mode); + ~ansicolor_sink() override = default; + + ansicolor_sink(const ansicolor_sink& other) = delete; + ansicolor_sink(ansicolor_sink&& other) = delete; + + ansicolor_sink& operator=(const ansicolor_sink& other) = delete; + ansicolor_sink& operator=(ansicolor_sink&& other) = delete; + + void set_color(level::level_enum color_level, string_view_t color); + void set_color_mode(color_mode mode); + bool should_color(); + + void log(const details::log_msg& msg) override; + void flush() override; + void set_pattern(const std::string& pattern) final; + void set_formatter(std::unique_ptr sink_formatter) override; + + // Formatting codes + const string_view_t reset = "\033[m"; + const string_view_t bold = "\033[1m"; + const string_view_t dark = "\033[2m"; + const string_view_t underline = "\033[4m"; + const string_view_t blink = "\033[5m"; + const string_view_t reverse = "\033[7m"; + const string_view_t concealed = "\033[8m"; + const string_view_t clear_line = "\033[K"; + + // Foreground colors + const string_view_t black = "\033[30m"; + const string_view_t red = "\033[31m"; + const string_view_t green = "\033[32m"; + const string_view_t yellow = "\033[33m"; + const string_view_t blue = "\033[34m"; + const string_view_t magenta = "\033[35m"; + const string_view_t cyan = "\033[36m"; + const string_view_t white = "\033[37m"; + + /// Background colors + const string_view_t on_black = "\033[40m"; + const string_view_t on_red = "\033[41m"; + const string_view_t on_green = "\033[42m"; + const string_view_t on_yellow = "\033[43m"; + const string_view_t on_blue = "\033[44m"; + const string_view_t on_magenta = "\033[45m"; + const string_view_t on_cyan = "\033[46m"; + const string_view_t on_white = "\033[47m"; + + /// Bold colors + const string_view_t yellow_bold = "\033[33m\033[1m"; + const string_view_t red_bold = "\033[31m\033[1m"; + const string_view_t bold_on_red = "\033[1m\033[41m"; + + private: + FILE* target_file_; + mutex_t& mutex_; + bool should_do_colors_; + std::unique_ptr formatter_; + std::array colors_; + void print_ccode_(const string_view_t& color_code); + void print_range_(const memory_buf_t& formatted, size_t start, size_t end); + static std::string to_string_(const string_view_t& sv); + }; + + template + class ansicolor_stdout_sink : public ansicolor_sink + { + public: + explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic); + }; + + template + class ansicolor_stderr_sink : public ansicolor_sink + { + public: + explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic); + }; + + using ansicolor_stdout_sink_mt = ansicolor_stdout_sink; + using ansicolor_stdout_sink_st = ansicolor_stdout_sink; + + using ansicolor_stderr_sink_mt = ansicolor_stderr_sink; + using ansicolor_stderr_sink_st = ansicolor_stderr_sink; + + } // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "ansicolor_sink-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/base_sink-inl.h b/CAPI/spdlog/include/spdlog/sinks/base_sink-inl.h new file mode 100644 index 0000000..73b3ac9 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/base_sink-inl.h @@ -0,0 +1,65 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +#include + +template +SPDLOG_INLINE spdlog::sinks::base_sink::base_sink() : + formatter_{details::make_unique()} +{ +} + +template +SPDLOG_INLINE spdlog::sinks::base_sink::base_sink(std::unique_ptr formatter) : + formatter_{std::move(formatter)} +{ +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::log(const details::log_msg& msg) +{ + std::lock_guard lock(mutex_); + sink_it_(msg); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::flush() +{ + std::lock_guard lock(mutex_); + flush_(); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::set_pattern(const std::string& pattern) +{ + std::lock_guard lock(mutex_); + set_pattern_(pattern); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::set_formatter(std::unique_ptr sink_formatter) +{ + std::lock_guard lock(mutex_); + set_formatter_(std::move(sink_formatter)); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::set_pattern_(const std::string& pattern) +{ + set_formatter_(details::make_unique(pattern)); +} + +template +void SPDLOG_INLINE spdlog::sinks::base_sink::set_formatter_(std::unique_ptr sink_formatter) +{ + formatter_ = std::move(sink_formatter); +} diff --git a/CAPI/spdlog/include/spdlog/sinks/base_sink.h b/CAPI/spdlog/include/spdlog/sinks/base_sink.h new file mode 100644 index 0000000..aaf7be5 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/base_sink.h @@ -0,0 +1,54 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +// +// base sink templated over a mutex (either dummy or real) +// concrete implementation should override the sink_it_() and flush_() methods. +// locking is taken care of in this class - no locking needed by the +// implementers.. +// + +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + template + class SPDLOG_API base_sink : public sink + { + public: + base_sink(); + explicit base_sink(std::unique_ptr formatter); + ~base_sink() override = default; + + base_sink(const base_sink&) = delete; + base_sink(base_sink&&) = delete; + + base_sink& operator=(const base_sink&) = delete; + base_sink& operator=(base_sink&&) = delete; + + void log(const details::log_msg& msg) final; + void flush() final; + void set_pattern(const std::string& pattern) final; + void set_formatter(std::unique_ptr sink_formatter) final; + + protected: + // sink formatter + std::unique_ptr formatter_; + Mutex mutex_; + + virtual void sink_it_(const details::log_msg& msg) = 0; + virtual void flush_() = 0; + virtual void set_pattern_(const std::string& pattern); + virtual void set_formatter_(std::unique_ptr sink_formatter); + }; + } // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "base_sink-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/basic_file_sink-inl.h b/CAPI/spdlog/include/spdlog/sinks/basic_file_sink-inl.h new file mode 100644 index 0000000..4f345b9 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/basic_file_sink-inl.h @@ -0,0 +1,46 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +namespace spdlog +{ + namespace sinks + { + + template + SPDLOG_INLINE basic_file_sink::basic_file_sink(const filename_t& filename, bool truncate, const file_event_handlers& event_handlers) : + file_helper_{event_handlers} + { + file_helper_.open(filename, truncate); + } + + template + SPDLOG_INLINE const filename_t& basic_file_sink::filename() const + { + return file_helper_.filename(); + } + + template + SPDLOG_INLINE void basic_file_sink::sink_it_(const details::log_msg& msg) + { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + file_helper_.write(formatted); + } + + template + SPDLOG_INLINE void basic_file_sink::flush_() + { + file_helper_.flush(); + } + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/basic_file_sink.h b/CAPI/spdlog/include/spdlog/sinks/basic_file_sink.h new file mode 100644 index 0000000..56493cf --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/basic_file_sink.h @@ -0,0 +1,64 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include + +namespace spdlog +{ + namespace sinks + { + /* + * Trivial file sink with single file as target + */ + template + class basic_file_sink final : public base_sink + { + public: + explicit basic_file_sink(const filename_t& filename, bool truncate = false, const file_event_handlers& event_handlers = {}); + const filename_t& filename() const; + + protected: + void sink_it_(const details::log_msg& msg) override; + void flush_() override; + + private: + details::file_helper file_helper_; + }; + + using basic_file_sink_mt = basic_file_sink; + using basic_file_sink_st = basic_file_sink; + + } // namespace sinks + + // + // factory functions + // + template + inline std::shared_ptr basic_logger_mt( + const std::string& logger_name, const filename_t& filename, bool truncate = false, const file_event_handlers& event_handlers = {} + ) + { + return Factory::template create(logger_name, filename, truncate, event_handlers); + } + + template + inline std::shared_ptr basic_logger_st( + const std::string& logger_name, const filename_t& filename, bool truncate = false, const file_event_handlers& event_handlers = {} + ) + { + return Factory::template create(logger_name, filename, truncate, event_handlers); + } + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "basic_file_sink-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/daily_file_sink.h b/CAPI/spdlog/include/spdlog/sinks/daily_file_sink.h new file mode 100644 index 0000000..c8505df --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/daily_file_sink.h @@ -0,0 +1,295 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + + /* + * Generator of daily log file names in format basename.YYYY-MM-DD.ext + */ + struct daily_filename_calculator + { + // Create filename for the form basename.YYYY-MM-DD + static filename_t calc_filename(const filename_t& filename, const tm& now_tm) + { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")), basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday, ext); + } + }; + + /* + * Generator of daily log file names with strftime format. + * Usages: + * auto sink = std::make_shared("myapp-%Y-%m-%d:%H:%M:%S.log", hour, minute);" + * auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log", hour, minute)" + * + */ + struct daily_filename_format_calculator + { + static filename_t calc_filename(const filename_t& filename, const tm& now_tm) + { +#ifdef SPDLOG_USE_STD_FORMAT + // adapted from fmtlib: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/chrono.h#L522-L546 + + filename_t tm_format; + tm_format.append(filename); + // By appending an extra space we can distinguish an empty result that + // indicates insufficient buffer size from a guaranteed non-empty result + // https://github.com/fmtlib/fmt/issues/2238 + tm_format.push_back(' '); + + const size_t MIN_SIZE = 10; + filename_t buf; + buf.resize(MIN_SIZE); + for (;;) + { + size_t count = strftime(buf.data(), buf.size(), tm_format.c_str(), &now_tm); + if (count != 0) + { + // Remove the extra space. + buf.resize(count - 1); + break; + } + buf.resize(buf.size() * 2); + } + + return buf; +#else + // generate fmt datetime format string, e.g. {:%Y-%m-%d}. + filename_t fmt_filename = fmt::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{{:{}}}")), filename); + + // MSVC doesn't allow fmt::runtime(..) with wchar, with fmtlib versions < 9.1.x +#if defined(_MSC_VER) && defined(SPDLOG_WCHAR_FILENAMES) && FMT_VERSION < 90101 + return fmt::format(fmt_filename, now_tm); +#else + return fmt::format(SPDLOG_FMT_RUNTIME(fmt_filename), now_tm); +#endif + +#endif + } + + private: +#if defined __GNUC__ +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wformat-nonliteral" +#endif + + static size_t strftime(char* str, size_t count, const char* format, const std::tm* time) + { + return std::strftime(str, count, format, time); + } + + static size_t strftime(wchar_t* str, size_t count, const wchar_t* format, const std::tm* time) + { + return std::wcsftime(str, count, format, time); + } + +#if defined(__GNUC__) +#pragma GCC diagnostic pop +#endif + }; + + /* + * Rotating file sink based on date. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ + template + class daily_file_sink final : public base_sink + { + public: + // create daily file sink which rotates on given time + daily_file_sink(filename_t base_filename, int rotation_hour, int rotation_minute, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) : + base_filename_(std::move(base_filename)), + rotation_h_(rotation_hour), + rotation_m_(rotation_minute), + file_helper_{event_handlers}, + truncate_(truncate), + max_files_(max_files), + filenames_q_() + { + if (rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || rotation_minute > 59) + { + throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor"); + } + + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + + if (max_files_ > 0) + { + init_filenames_q_(); + } + } + + filename_t filename() + { + std::lock_guard lock(base_sink::mutex_); + return file_helper_.filename(); + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if (should_rotate) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + file_helper_.write(formatted); + + // Do the cleaning only at the end because it might throw on failure. + if (should_rotate && max_files_ > 0) + { + delete_old_(); + } + } + + void flush_() override + { + file_helper_.flush(); + } + + private: + void init_filenames_q_() + { + using details::os::path_exists; + + filenames_q_ = details::circular_q(static_cast(max_files_)); + std::vector filenames; + auto now = log_clock::now(); + while (filenames.size() < max_files_) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if (!path_exists(filename)) + { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(24); + } + for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + { + filenames_q_.push_back(std::move(*iter)); + } + } + + tm now_tm(log_clock::time_point tp) + { + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); + } + + log_clock::time_point next_rotation_tp_() + { + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_hour = rotation_h_; + date.tm_min = rotation_m_; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if (rotation_time > now) + { + return rotation_time; + } + return {rotation_time + std::chrono::hours(24)}; + } + + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() + { + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if (filenames_q_.full()) + { + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if (!ok) + { + filenames_q_.push_back(std::move(current_file)); + throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename), errno); + } + } + filenames_q_.push_back(std::move(current_file)); + } + + filename_t base_filename_; + int rotation_h_; + int rotation_m_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q filenames_q_; + }; + + using daily_file_sink_mt = daily_file_sink; + using daily_file_sink_st = daily_file_sink; + using daily_file_format_sink_mt = daily_file_sink; + using daily_file_format_sink_st = daily_file_sink; + + } // namespace sinks + + // + // factory functions + // + template + inline std::shared_ptr daily_logger_mt(const std::string& logger_name, const filename_t& filename, int hour = 0, int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) + { + return Factory::template create(logger_name, filename, hour, minute, truncate, max_files, event_handlers); + } + + template + inline std::shared_ptr daily_logger_format_mt(const std::string& logger_name, const filename_t& filename, int hour = 0, int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) + { + return Factory::template create( + logger_name, filename, hour, minute, truncate, max_files, event_handlers + ); + } + + template + inline std::shared_ptr daily_logger_st(const std::string& logger_name, const filename_t& filename, int hour = 0, int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) + { + return Factory::template create(logger_name, filename, hour, minute, truncate, max_files, event_handlers); + } + + template + inline std::shared_ptr daily_logger_format_st(const std::string& logger_name, const filename_t& filename, int hour = 0, int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) + { + return Factory::template create( + logger_name, filename, hour, minute, truncate, max_files, event_handlers + ); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/dist_sink.h b/CAPI/spdlog/include/spdlog/sinks/dist_sink.h new file mode 100644 index 0000000..8f7198c --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/dist_sink.h @@ -0,0 +1,100 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "base_sink.h" +#include +#include +#include + +#include +#include +#include +#include + +// Distribution sink (mux). Stores a vector of sinks which get called when log +// is called + +namespace spdlog +{ + namespace sinks + { + + template + class dist_sink : public base_sink + { + public: + dist_sink() = default; + explicit dist_sink(std::vector> sinks) : + sinks_(sinks) + { + } + + dist_sink(const dist_sink&) = delete; + dist_sink& operator=(const dist_sink&) = delete; + + void add_sink(std::shared_ptr sub_sink) + { + std::lock_guard lock(base_sink::mutex_); + sinks_.push_back(sub_sink); + } + + void remove_sink(std::shared_ptr sub_sink) + { + std::lock_guard lock(base_sink::mutex_); + sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sub_sink), sinks_.end()); + } + + void set_sinks(std::vector> sinks) + { + std::lock_guard lock(base_sink::mutex_); + sinks_ = std::move(sinks); + } + + std::vector>& sinks() + { + return sinks_; + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + for (auto& sub_sink : sinks_) + { + if (sub_sink->should_log(msg.level)) + { + sub_sink->log(msg); + } + } + } + + void flush_() override + { + for (auto& sub_sink : sinks_) + { + sub_sink->flush(); + } + } + + void set_pattern_(const std::string& pattern) override + { + set_formatter_(details::make_unique(pattern)); + } + + void set_formatter_(std::unique_ptr sink_formatter) override + { + base_sink::formatter_ = std::move(sink_formatter); + for (auto& sub_sink : sinks_) + { + sub_sink->set_formatter(base_sink::formatter_->clone()); + } + } + std::vector> sinks_; + }; + + using dist_sink_mt = dist_sink; + using dist_sink_st = dist_sink; + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/dup_filter_sink.h b/CAPI/spdlog/include/spdlog/sinks/dup_filter_sink.h new file mode 100644 index 0000000..39521f8 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/dup_filter_sink.h @@ -0,0 +1,99 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "dist_sink.h" +#include +#include + +#include +#include +#include +#include + +// Duplicate message removal sink. +// Skip the message if previous one is identical and less than "max_skip_duration" have passed +// +// Example: +// +// #include +// +// int main() { +// auto dup_filter = std::make_shared(std::chrono::seconds(5), level::info); +// dup_filter->add_sink(std::make_shared()); +// spdlog::logger l("logger", dup_filter); +// l.info("Hello"); +// l.info("Hello"); +// l.info("Hello"); +// l.info("Different Hello"); +// } +// +// Will produce: +// [2019-06-25 17:50:56.511] [logger] [info] Hello +// [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages.. +// [2019-06-25 17:50:56.512] [logger] [info] Different Hello + +namespace spdlog +{ + namespace sinks + { + template + class dup_filter_sink : public dist_sink + { + public: + template + explicit dup_filter_sink(std::chrono::duration max_skip_duration, level::level_enum notification_level = level::info) : + max_skip_duration_{max_skip_duration}, + log_level_{notification_level} + { + } + + protected: + std::chrono::microseconds max_skip_duration_; + log_clock::time_point last_msg_time_; + std::string last_msg_payload_; + size_t skip_counter_ = 0; + level::level_enum log_level_; + + void sink_it_(const details::log_msg& msg) override + { + bool filtered = filter_(msg); + if (!filtered) + { + skip_counter_ += 1; + return; + } + + // log the "skipped.." message + if (skip_counter_ > 0) + { + char buf[64]; + auto msg_size = ::snprintf(buf, sizeof(buf), "Skipped %u duplicate messages..", static_cast(skip_counter_)); + if (msg_size > 0 && static_cast(msg_size) < sizeof(buf)) + { + details::log_msg skipped_msg{msg.source, msg.logger_name, log_level_, string_view_t{buf, static_cast(msg_size)}}; + dist_sink::sink_it_(skipped_msg); + } + } + + // log current message + dist_sink::sink_it_(msg); + last_msg_time_ = msg.time; + skip_counter_ = 0; + last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size()); + } + + // return whether the log msg should be displayed (true) or skipped (false) + bool filter_(const details::log_msg& msg) + { + auto filter_duration = msg.time - last_msg_time_; + return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_); + } + }; + + using dup_filter_sink_mt = dup_filter_sink; + using dup_filter_sink_st = dup_filter_sink; + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/hourly_file_sink.h b/CAPI/spdlog/include/spdlog/sinks/hourly_file_sink.h new file mode 100644 index 0000000..8c3e490 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/hourly_file_sink.h @@ -0,0 +1,204 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + + /* + * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext + */ + struct hourly_filename_calculator + { + // Create filename for the form basename.YYYY-MM-DD-H + static filename_t calc_filename(const filename_t& filename, const tm& now_tm) + { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday, now_tm.tm_hour, ext); + } + }; + + /* + * Rotating file sink based on time. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ + template + class hourly_file_sink final : public base_sink + { + public: + // create hourly file sink which rotates on given time + hourly_file_sink( + filename_t base_filename, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {} + ) : + base_filename_(std::move(base_filename)), + file_helper_{event_handlers}, + truncate_(truncate), + max_files_(max_files), + filenames_q_() + { + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + remove_init_file_ = file_helper_.size() == 0; + rotation_tp_ = next_rotation_tp_(); + + if (max_files_ > 0) + { + init_filenames_q_(); + } + } + + filename_t filename() + { + std::lock_guard lock(base_sink::mutex_); + return file_helper_.filename(); + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if (should_rotate) + { + if (remove_init_file_) + { + file_helper_.close(); + details::os::remove(file_helper_.filename()); + } + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + remove_init_file_ = false; + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + file_helper_.write(formatted); + + // Do the cleaning only at the end because it might throw on failure. + if (should_rotate && max_files_ > 0) + { + delete_old_(); + } + } + + void flush_() override + { + file_helper_.flush(); + } + + private: + void init_filenames_q_() + { + using details::os::path_exists; + + filenames_q_ = details::circular_q(static_cast(max_files_)); + std::vector filenames; + auto now = log_clock::now(); + while (filenames.size() < max_files_) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if (!path_exists(filename)) + { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(1); + } + for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + { + filenames_q_.push_back(std::move(*iter)); + } + } + + tm now_tm(log_clock::time_point tp) + { + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); + } + + log_clock::time_point next_rotation_tp_() + { + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_min = 0; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if (rotation_time > now) + { + return rotation_time; + } + return {rotation_time + std::chrono::hours(1)}; + } + + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() + { + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if (filenames_q_.full()) + { + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if (!ok) + { + filenames_q_.push_back(std::move(current_file)); + SPDLOG_THROW(spdlog_ex("Failed removing hourly file " + filename_to_str(old_filename), errno)); + } + } + filenames_q_.push_back(std::move(current_file)); + } + + filename_t base_filename_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q filenames_q_; + bool remove_init_file_; + }; + + using hourly_file_sink_mt = hourly_file_sink; + using hourly_file_sink_st = hourly_file_sink; + + } // namespace sinks + + // + // factory functions + // + template + inline std::shared_ptr hourly_logger_mt(const std::string& logger_name, const filename_t& filename, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) + { + return Factory::template create(logger_name, filename, truncate, max_files, event_handlers); + } + + template + inline std::shared_ptr hourly_logger_st(const std::string& logger_name, const filename_t& filename, bool truncate = false, uint16_t max_files = 0, const file_event_handlers& event_handlers = {}) + { + return Factory::template create(logger_name, filename, truncate, max_files, event_handlers); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/mongo_sink.h b/CAPI/spdlog/include/spdlog/sinks/mongo_sink.h new file mode 100644 index 0000000..98683c0 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/mongo_sink.h @@ -0,0 +1,109 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for mongodb +// Building and using requires mongocxx library. +// For building mongocxx library check the url below +// http://mongocxx.org/mongocxx-v3/installation/ +// + +#include "spdlog/common.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/sinks/base_sink.h" +#include + +#include +#include +#include + +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + template + class mongo_sink : public base_sink + { + public: + mongo_sink(const std::string& db_name, const std::string& collection_name, const std::string& uri = "mongodb://localhost:27017") + try : mongo_sink(std::make_shared(), db_name, collection_name, uri) + { + } + catch (const std::exception& e) + { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + + mongo_sink(std::shared_ptr instance, const std::string& db_name, const std::string& collection_name, const std::string& uri = "mongodb://localhost:27017") : + instance_(std::move(instance)), + db_name_(db_name), + coll_name_(collection_name) + { + try + { + client_ = spdlog::details::make_unique(mongocxx::uri{uri}); + } + catch (const std::exception& e) + { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + } + + ~mongo_sink() + { + flush_(); + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + using bsoncxx::builder::stream::document; + using bsoncxx::builder::stream::finalize; + + if (client_ != nullptr) + { + auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level" << level::to_string_view(msg.level).data() + << "level_num" << msg.level << "message" << std::string(msg.payload.begin(), msg.payload.end()) + << "logger_name" << std::string(msg.logger_name.begin(), msg.logger_name.end()) << "thread_id" + << static_cast(msg.thread_id) << finalize; + client_->database(db_name_).collection(coll_name_).insert_one(doc.view()); + } + } + + void flush_() override + { + } + + private: + std::shared_ptr instance_; + std::string db_name_; + std::string coll_name_; + std::unique_ptr client_ = nullptr; + }; + +#include "spdlog/details/null_mutex.h" +#include + using mongo_sink_mt = mongo_sink; + using mongo_sink_st = mongo_sink; + + } // namespace sinks + + template + inline std::shared_ptr mongo_logger_mt(const std::string& logger_name, const std::string& db_name, const std::string& collection_name, const std::string& uri = "mongodb://localhost:27017") + { + return Factory::template create(logger_name, db_name, collection_name, uri); + } + + template + inline std::shared_ptr mongo_logger_st(const std::string& logger_name, const std::string& db_name, const std::string& collection_name, const std::string& uri = "mongodb://localhost:27017") + { + return Factory::template create(logger_name, db_name, collection_name, uri); + } + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/msvc_sink.h b/CAPI/spdlog/include/spdlog/sinks/msvc_sink.h new file mode 100644 index 0000000..a48e22b --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/msvc_sink.h @@ -0,0 +1,62 @@ +// Copyright(c) 2016 Alexander Dalshov & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#if defined(_WIN32) + +#include +#include + +#include +#include + +// Avoid including windows.h (https://stackoverflow.com/a/30741042) +extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char* lpOutputString); +extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); + +namespace spdlog +{ + namespace sinks + { + /* + * MSVC sink (logging using OutputDebugStringA) + */ + template + class msvc_sink : public base_sink + { + public: + msvc_sink() = default; + msvc_sink(bool check_debugger_present) : + check_debugger_present_{check_debugger_present} {}; + + protected: + void sink_it_(const details::log_msg& msg) override + { + if (check_debugger_present_ && !IsDebuggerPresent()) + { + return; + } + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + formatted.push_back('\0'); // add a null terminator for OutputDebugStringA + OutputDebugStringA(formatted.data()); + } + + void flush_() override + { + } + + bool check_debugger_present_ = true; + }; + + using msvc_sink_mt = msvc_sink; + using msvc_sink_st = msvc_sink; + + using windebug_sink_mt = msvc_sink_mt; + using windebug_sink_st = msvc_sink_st; + + } // namespace sinks +} // namespace spdlog + +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/null_sink.h b/CAPI/spdlog/include/spdlog/sinks/null_sink.h new file mode 100644 index 0000000..84de4b6 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/null_sink.h @@ -0,0 +1,50 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include + +namespace spdlog +{ + namespace sinks + { + + template + class null_sink : public base_sink + { + protected: + void sink_it_(const details::log_msg&) override + { + } + void flush_() override + { + } + }; + + using null_sink_mt = null_sink; + using null_sink_st = null_sink; + + } // namespace sinks + + template + inline std::shared_ptr null_logger_mt(const std::string& logger_name) + { + auto null_logger = Factory::template create(logger_name); + null_logger->set_level(level::off); + return null_logger; + } + + template + inline std::shared_ptr null_logger_st(const std::string& logger_name) + { + auto null_logger = Factory::template create(logger_name); + null_logger->set_level(level::off); + return null_logger; + } + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/ostream_sink.h b/CAPI/spdlog/include/spdlog/sinks/ostream_sink.h new file mode 100644 index 0000000..83e185a --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/ostream_sink.h @@ -0,0 +1,53 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +#include +#include + +namespace spdlog +{ + namespace sinks + { + template + class ostream_sink final : public base_sink + { + public: + explicit ostream_sink(std::ostream& os, bool force_flush = false) : + ostream_(os), + force_flush_(force_flush) + { + } + ostream_sink(const ostream_sink&) = delete; + ostream_sink& operator=(const ostream_sink&) = delete; + + protected: + void sink_it_(const details::log_msg& msg) override + { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + ostream_.write(formatted.data(), static_cast(formatted.size())); + if (force_flush_) + { + ostream_.flush(); + } + } + + void flush_() override + { + ostream_.flush(); + } + + std::ostream& ostream_; + bool force_flush_; + }; + + using ostream_sink_mt = ostream_sink; + using ostream_sink_st = ostream_sink; + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/qt_sinks.h b/CAPI/spdlog/include/spdlog/sinks/qt_sinks.h new file mode 100644 index 0000000..446c638 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/qt_sinks.h @@ -0,0 +1,107 @@ +// Copyright(c) 2015-present, Gabi Melman, mguludag and spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for QPlainTextEdit or QTextEdit and its childs(QTextBrowser... +// etc) Building and using requires Qt library. +// + +#include "spdlog/common.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/details/synchronous_factory.h" +#include "spdlog/sinks/base_sink.h" + +#include +#include + +// +// qt_sink class +// +namespace spdlog +{ + namespace sinks + { + template + class qt_sink : public base_sink + { + public: + qt_sink(QObject* qt_object, const std::string& meta_method) + { + qt_object_ = qt_object; + meta_method_ = meta_method; + } + + ~qt_sink() + { + flush_(); + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + string_view_t str = string_view_t(formatted.data(), formatted.size()); + QMetaObject::invokeMethod(qt_object_, meta_method_.c_str(), Qt::AutoConnection, Q_ARG(QString, QString::fromUtf8(str.data(), static_cast(str.size())).trimmed())); + } + + void flush_() override + { + } + + private: + QObject* qt_object_ = nullptr; + std::string meta_method_; + }; + +#include "spdlog/details/null_mutex.h" +#include + using qt_sink_mt = qt_sink; + using qt_sink_st = qt_sink; + } // namespace sinks + + // + // Factory functions + // + template + inline std::shared_ptr qt_logger_mt(const std::string& logger_name, QTextEdit* qt_object, const std::string& meta_method = "append") + { + return Factory::template create(logger_name, qt_object, meta_method); + } + + template + inline std::shared_ptr qt_logger_st(const std::string& logger_name, QTextEdit* qt_object, const std::string& meta_method = "append") + { + return Factory::template create(logger_name, qt_object, meta_method); + } + + template + inline std::shared_ptr qt_logger_mt( + const std::string& logger_name, QPlainTextEdit* qt_object, const std::string& meta_method = "appendPlainText" + ) + { + return Factory::template create(logger_name, qt_object, meta_method); + } + + template + inline std::shared_ptr qt_logger_st( + const std::string& logger_name, QPlainTextEdit* qt_object, const std::string& meta_method = "appendPlainText" + ) + { + return Factory::template create(logger_name, qt_object, meta_method); + } + + template + inline std::shared_ptr qt_logger_mt(const std::string& logger_name, QObject* qt_object, const std::string& meta_method) + { + return Factory::template create(logger_name, qt_object, meta_method); + } + + template + inline std::shared_ptr qt_logger_st(const std::string& logger_name, QObject* qt_object, const std::string& meta_method) + { + return Factory::template create(logger_name, qt_object, meta_method); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/ringbuffer_sink.h b/CAPI/spdlog/include/spdlog/sinks/ringbuffer_sink.h new file mode 100644 index 0000000..eac15dd --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/ringbuffer_sink.h @@ -0,0 +1,79 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "spdlog/sinks/base_sink.h" +#include "spdlog/details/circular_q.h" +#include "spdlog/details/log_msg_buffer.h" +#include "spdlog/details/null_mutex.h" + +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + /* + * Ring buffer sink + */ + template + class ringbuffer_sink final : public base_sink + { + public: + explicit ringbuffer_sink(size_t n_items) : + q_{n_items} + { + } + + std::vector last_raw(size_t lim = 0) + { + std::lock_guard lock(base_sink::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector ret; + ret.reserve(n_items); + for (size_t i = (items_available - n_items); i < items_available; i++) + { + ret.push_back(q_.at(i)); + } + return ret; + } + + std::vector last_formatted(size_t lim = 0) + { + std::lock_guard lock(base_sink::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector ret; + ret.reserve(n_items); + for (size_t i = (items_available - n_items); i < items_available; i++) + { + memory_buf_t formatted; + base_sink::formatter_->format(q_.at(i), formatted); + ret.push_back(std::move(SPDLOG_BUF_TO_STRING(formatted))); + } + return ret; + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + q_.push_back(details::log_msg_buffer{msg}); + } + void flush_() override + { + } + + private: + details::circular_q q_; + }; + + using ringbuffer_sink_mt = ringbuffer_sink; + using ringbuffer_sink_st = ringbuffer_sink; + + } // namespace sinks + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/rotating_file_sink-inl.h b/CAPI/spdlog/include/spdlog/sinks/rotating_file_sink-inl.h new file mode 100644 index 0000000..197b10d --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/rotating_file_sink-inl.h @@ -0,0 +1,155 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + + template + SPDLOG_INLINE rotating_file_sink::rotating_file_sink( + filename_t base_filename, std::size_t max_size, std::size_t max_files, bool rotate_on_open, const file_event_handlers& event_handlers + ) : + base_filename_(std::move(base_filename)), + max_size_(max_size), + max_files_(max_files), + file_helper_{event_handlers} + { + if (max_size == 0) + { + throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero"); + } + + if (max_files > 200000) + { + throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000"); + } + file_helper_.open(calc_filename(base_filename_, 0)); + current_size_ = file_helper_.size(); // expensive. called only once + if (rotate_on_open && current_size_ > 0) + { + rotate_(); + current_size_ = 0; + } + } + + // calc filename according to index and file extension if exists. + // e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt". + template + SPDLOG_INLINE filename_t rotating_file_sink::calc_filename(const filename_t& filename, std::size_t index) + { + if (index == 0u) + { + return filename; + } + + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}.{}{}"), basename, index, ext); + } + + template + SPDLOG_INLINE filename_t rotating_file_sink::filename() + { + std::lock_guard lock(base_sink::mutex_); + return file_helper_.filename(); + } + + template + SPDLOG_INLINE void rotating_file_sink::sink_it_(const details::log_msg& msg) + { + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + auto new_size = current_size_ + formatted.size(); + + // rotate if the new estimated file size exceeds max size. + // rotate only if the real size > 0 to better deal with full disk (see issue #2261). + // we only check the real size when new_size > max_size_ because it is relatively expensive. + if (new_size > max_size_) + { + file_helper_.flush(); + if (file_helper_.size() > 0) + { + rotate_(); + new_size = formatted.size(); + } + } + file_helper_.write(formatted); + current_size_ = new_size; + } + + template + SPDLOG_INLINE void rotating_file_sink::flush_() + { + file_helper_.flush(); + } + + // Rotate files: + // log.txt -> log.1.txt + // log.1.txt -> log.2.txt + // log.2.txt -> log.3.txt + // log.3.txt -> delete + template + SPDLOG_INLINE void rotating_file_sink::rotate_() + { + using details::os::filename_to_str; + using details::os::path_exists; + + file_helper_.close(); + for (auto i = max_files_; i > 0; --i) + { + filename_t src = calc_filename(base_filename_, i - 1); + if (!path_exists(src)) + { + continue; + } + filename_t target = calc_filename(base_filename_, i); + + if (!rename_file_(src, target)) + { + // if failed try again after a small delay. + // this is a workaround to a windows issue, where very high rotation + // rates can cause the rename to fail with permission denied (because of antivirus?). + details::os::sleep_for_millis(100); + if (!rename_file_(src, target)) + { + file_helper_.reopen(true); // truncate the log file anyway to prevent it to grow beyond its limit! + current_size_ = 0; + throw_spdlog_ex("rotating_file_sink: failed renaming " + filename_to_str(src) + " to " + filename_to_str(target), errno); + } + } + } + file_helper_.reopen(true); + } + + // delete the target if exists, and rename the src file to target + // return true on success, false otherwise. + template + SPDLOG_INLINE bool rotating_file_sink::rename_file_(const filename_t& src_filename, const filename_t& target_filename) + { + // try to delete the target file in case it already exists. + (void)details::os::remove(target_filename); + return details::os::rename(src_filename, target_filename) == 0; + } + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/rotating_file_sink.h b/CAPI/spdlog/include/spdlog/sinks/rotating_file_sink.h new file mode 100644 index 0000000..3cb0589 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/rotating_file_sink.h @@ -0,0 +1,82 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + + // + // Rotating file sink based on size + // + template + class rotating_file_sink final : public base_sink + { + public: + rotating_file_sink(filename_t base_filename, std::size_t max_size, std::size_t max_files, bool rotate_on_open = false, const file_event_handlers& event_handlers = {}); + static filename_t calc_filename(const filename_t& filename, std::size_t index); + filename_t filename(); + + protected: + void sink_it_(const details::log_msg& msg) override; + void flush_() override; + + private: + // Rotate files: + // log.txt -> log.1.txt + // log.1.txt -> log.2.txt + // log.2.txt -> log.3.txt + // log.3.txt -> delete + void rotate_(); + + // delete the target if exists, and rename the src file to target + // return true on success, false otherwise. + bool rename_file_(const filename_t& src_filename, const filename_t& target_filename); + + filename_t base_filename_; + std::size_t max_size_; + std::size_t max_files_; + std::size_t current_size_; + details::file_helper file_helper_; + }; + + using rotating_file_sink_mt = rotating_file_sink; + using rotating_file_sink_st = rotating_file_sink; + + } // namespace sinks + + // + // factory functions + // + + template + inline std::shared_ptr rotating_logger_mt(const std::string& logger_name, const filename_t& filename, size_t max_file_size, size_t max_files, bool rotate_on_open = false, const file_event_handlers& event_handlers = {}) + { + return Factory::template create( + logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers + ); + } + + template + inline std::shared_ptr rotating_logger_st(const std::string& logger_name, const filename_t& filename, size_t max_file_size, size_t max_files, bool rotate_on_open = false, const file_event_handlers& event_handlers = {}) + { + return Factory::template create( + logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers + ); + } +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "rotating_file_sink-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/sink-inl.h b/CAPI/spdlog/include/spdlog/sinks/sink-inl.h new file mode 100644 index 0000000..a8dd6a6 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/sink-inl.h @@ -0,0 +1,25 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include + +SPDLOG_INLINE bool spdlog::sinks::sink::should_log(spdlog::level::level_enum msg_level) const +{ + return msg_level >= level_.load(std::memory_order_relaxed); +} + +SPDLOG_INLINE void spdlog::sinks::sink::set_level(level::level_enum log_level) +{ + level_.store(log_level, std::memory_order_relaxed); +} + +SPDLOG_INLINE spdlog::level::level_enum spdlog::sinks::sink::level() const +{ + return static_cast(level_.load(std::memory_order_relaxed)); +} diff --git a/CAPI/spdlog/include/spdlog/sinks/sink.h b/CAPI/spdlog/include/spdlog/sinks/sink.h new file mode 100644 index 0000000..fe78e90 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/sink.h @@ -0,0 +1,37 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +namespace spdlog +{ + + namespace sinks + { + class SPDLOG_API sink + { + public: + virtual ~sink() = default; + virtual void log(const details::log_msg& msg) = 0; + virtual void flush() = 0; + virtual void set_pattern(const std::string& pattern) = 0; + virtual void set_formatter(std::unique_ptr sink_formatter) = 0; + + void set_level(level::level_enum log_level); + level::level_enum level() const; + bool should_log(level::level_enum msg_level) const; + + protected: + // sink log level - default is all + level_t level_{level::trace}; + }; + + } // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "sink-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/stdout_color_sinks-inl.h b/CAPI/spdlog/include/spdlog/sinks/stdout_color_sinks-inl.h new file mode 100644 index 0000000..7e8e5d1 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/stdout_color_sinks-inl.h @@ -0,0 +1,39 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +namespace spdlog +{ + + template + SPDLOG_INLINE std::shared_ptr stdout_color_mt(const std::string& logger_name, color_mode mode) + { + return Factory::template create(logger_name, mode); + } + + template + SPDLOG_INLINE std::shared_ptr stdout_color_st(const std::string& logger_name, color_mode mode) + { + return Factory::template create(logger_name, mode); + } + + template + SPDLOG_INLINE std::shared_ptr stderr_color_mt(const std::string& logger_name, color_mode mode) + { + return Factory::template create(logger_name, mode); + } + + template + SPDLOG_INLINE std::shared_ptr stderr_color_st(const std::string& logger_name, color_mode mode) + { + return Factory::template create(logger_name, mode); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/stdout_color_sinks.h b/CAPI/spdlog/include/spdlog/sinks/stdout_color_sinks.h new file mode 100644 index 0000000..f322783 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/stdout_color_sinks.h @@ -0,0 +1,47 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef _WIN32 +#include +#else +#include +#endif + +#include + +namespace spdlog +{ + namespace sinks + { +#ifdef _WIN32 + using stdout_color_sink_mt = wincolor_stdout_sink_mt; + using stdout_color_sink_st = wincolor_stdout_sink_st; + using stderr_color_sink_mt = wincolor_stderr_sink_mt; + using stderr_color_sink_st = wincolor_stderr_sink_st; +#else + using stdout_color_sink_mt = ansicolor_stdout_sink_mt; + using stdout_color_sink_st = ansicolor_stdout_sink_st; + using stderr_color_sink_mt = ansicolor_stderr_sink_mt; + using stderr_color_sink_st = ansicolor_stderr_sink_st; +#endif + } // namespace sinks + + template + std::shared_ptr stdout_color_mt(const std::string& logger_name, color_mode mode = color_mode::automatic); + + template + std::shared_ptr stdout_color_st(const std::string& logger_name, color_mode mode = color_mode::automatic); + + template + std::shared_ptr stderr_color_mt(const std::string& logger_name, color_mode mode = color_mode::automatic); + + template + std::shared_ptr stderr_color_st(const std::string& logger_name, color_mode mode = color_mode::automatic); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "stdout_color_sinks-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/stdout_sinks-inl.h b/CAPI/spdlog/include/spdlog/sinks/stdout_sinks-inl.h new file mode 100644 index 0000000..1f4e289 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/stdout_sinks-inl.h @@ -0,0 +1,143 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include +#include + +#ifdef _WIN32 +// under windows using fwrite to non-binary stream results in \r\r\n (see issue #1675) +// so instead we use ::FileWrite +#include + +#ifndef _USING_V110_SDK71_ // fileapi.h doesn't exist in winxp +#include // WriteFile (..) +#endif + +#include // _get_osfhandle(..) +#include // _fileno(..) +#endif // WIN32 + +namespace spdlog +{ + + namespace sinks + { + + template + SPDLOG_INLINE stdout_sink_base::stdout_sink_base(FILE* file) : + mutex_(ConsoleMutex::mutex()), + file_(file), + formatter_(details::make_unique()) + { +#ifdef _WIN32 + // get windows handle from the FILE* object + + handle_ = reinterpret_cast(::_get_osfhandle(::_fileno(file_))); + + // don't throw to support cases where no console is attached, + // and let the log method to do nothing if (handle_ == INVALID_HANDLE_VALUE). + // throw only if non stdout/stderr target is requested (probably regular file and not console). + if (handle_ == INVALID_HANDLE_VALUE && file != stdout && file != stderr) + { + throw_spdlog_ex("spdlog::stdout_sink_base: _get_osfhandle() failed", errno); + } +#endif // WIN32 + } + + template + SPDLOG_INLINE void stdout_sink_base::log(const details::log_msg& msg) + { +#ifdef _WIN32 + if (handle_ == INVALID_HANDLE_VALUE) + { + return; + } + std::lock_guard lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fflush(file_); // flush in case there is something in this file_ already + auto size = static_cast(formatted.size()); + DWORD bytes_written = 0; + bool ok = ::WriteFile(handle_, formatted.data(), size, &bytes_written, nullptr) != 0; + if (!ok) + { + throw_spdlog_ex("stdout_sink_base: WriteFile() failed. GetLastError(): " + std::to_string(::GetLastError())); + } +#else + std::lock_guard lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fwrite(formatted.data(), sizeof(char), formatted.size(), file_); + ::fflush(file_); // flush every line to terminal +#endif // WIN32 + } + + template + SPDLOG_INLINE void stdout_sink_base::flush() + { + std::lock_guard lock(mutex_); + fflush(file_); + } + + template + SPDLOG_INLINE void stdout_sink_base::set_pattern(const std::string& pattern) + { + std::lock_guard lock(mutex_); + formatter_ = std::unique_ptr(new pattern_formatter(pattern)); + } + + template + SPDLOG_INLINE void stdout_sink_base::set_formatter(std::unique_ptr sink_formatter) + { + std::lock_guard lock(mutex_); + formatter_ = std::move(sink_formatter); + } + + // stdout sink + template + SPDLOG_INLINE stdout_sink::stdout_sink() : + stdout_sink_base(stdout) + { + } + + // stderr sink + template + SPDLOG_INLINE stderr_sink::stderr_sink() : + stdout_sink_base(stderr) + { + } + + } // namespace sinks + + // factory methods + template + SPDLOG_INLINE std::shared_ptr stdout_logger_mt(const std::string& logger_name) + { + return Factory::template create(logger_name); + } + + template + SPDLOG_INLINE std::shared_ptr stdout_logger_st(const std::string& logger_name) + { + return Factory::template create(logger_name); + } + + template + SPDLOG_INLINE std::shared_ptr stderr_logger_mt(const std::string& logger_name) + { + return Factory::template create(logger_name); + } + + template + SPDLOG_INLINE std::shared_ptr stderr_logger_st(const std::string& logger_name) + { + return Factory::template create(logger_name); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/stdout_sinks.h b/CAPI/spdlog/include/spdlog/sinks/stdout_sinks.h new file mode 100644 index 0000000..5f33a53 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/stdout_sinks.h @@ -0,0 +1,89 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#ifdef _WIN32 +#include +#endif + +namespace spdlog +{ + + namespace sinks + { + + template + class stdout_sink_base : public sink + { + public: + using mutex_t = typename ConsoleMutex::mutex_t; + explicit stdout_sink_base(FILE* file); + ~stdout_sink_base() override = default; + + stdout_sink_base(const stdout_sink_base& other) = delete; + stdout_sink_base(stdout_sink_base&& other) = delete; + + stdout_sink_base& operator=(const stdout_sink_base& other) = delete; + stdout_sink_base& operator=(stdout_sink_base&& other) = delete; + + void log(const details::log_msg& msg) override; + void flush() override; + void set_pattern(const std::string& pattern) override; + + void set_formatter(std::unique_ptr sink_formatter) override; + + protected: + mutex_t& mutex_; + FILE* file_; + std::unique_ptr formatter_; +#ifdef _WIN32 + HANDLE handle_; +#endif // WIN32 + }; + + template + class stdout_sink : public stdout_sink_base + { + public: + stdout_sink(); + }; + + template + class stderr_sink : public stdout_sink_base + { + public: + stderr_sink(); + }; + + using stdout_sink_mt = stdout_sink; + using stdout_sink_st = stdout_sink; + + using stderr_sink_mt = stderr_sink; + using stderr_sink_st = stderr_sink; + + } // namespace sinks + + // factory methods + template + std::shared_ptr stdout_logger_mt(const std::string& logger_name); + + template + std::shared_ptr stdout_logger_st(const std::string& logger_name); + + template + std::shared_ptr stderr_logger_mt(const std::string& logger_name); + + template + std::shared_ptr stderr_logger_st(const std::string& logger_name); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "stdout_sinks-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/sinks/syslog_sink.h b/CAPI/spdlog/include/spdlog/sinks/syslog_sink.h new file mode 100644 index 0000000..4131b04 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/syslog_sink.h @@ -0,0 +1,110 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + /** + * Sink that write to syslog using the `syscall()` library call. + */ + template + class syslog_sink : public base_sink + { + public: + syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) : + enable_formatting_{enable_formatting}, + syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}}, + ident_{std::move(ident)} + { + // set ident to be program name if empty + ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); + } + + ~syslog_sink() override + { + ::closelog(); + } + + syslog_sink(const syslog_sink&) = delete; + syslog_sink& operator=(const syslog_sink&) = delete; + + protected: + void sink_it_(const details::log_msg& msg) override + { + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) + { + base_sink::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast(std::numeric_limits::max())) + { + length = static_cast(std::numeric_limits::max()); + } + + ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast(length), payload.data()); + } + + void flush_() override + { + } + bool enable_formatting_ = false; + + private: + using levels_array = std::array; + levels_array syslog_levels_; + // must store the ident because the man says openlog might use the pointer as + // is and not a string copy + const std::string ident_; + + // + // Simply maps spdlog's log level to syslog priority level. + // + int syslog_prio_from_level(const details::log_msg& msg) const + { + return syslog_levels_.at(static_cast(msg.level)); + } + }; + + using syslog_sink_mt = syslog_sink; + using syslog_sink_st = syslog_sink; + } // namespace sinks + + // Create and register a syslog logger + template + inline std::shared_ptr syslog_logger_mt(const std::string& logger_name, const std::string& syslog_ident = "", int syslog_option = 0, int syslog_facility = LOG_USER, bool enable_formatting = false) + { + return Factory::template create(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); + } + + template + inline std::shared_ptr syslog_logger_st(const std::string& logger_name, const std::string& syslog_ident = "", int syslog_option = 0, int syslog_facility = LOG_USER, bool enable_formatting = false) + { + return Factory::template create(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/systemd_sink.h b/CAPI/spdlog/include/spdlog/sinks/systemd_sink.h new file mode 100644 index 0000000..1ff3de9 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/systemd_sink.h @@ -0,0 +1,125 @@ +// Copyright(c) 2019 ZVYAGIN.Alexander@gmail.com +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include + +#include +#ifndef SD_JOURNAL_SUPPRESS_LOCATION +#define SD_JOURNAL_SUPPRESS_LOCATION +#endif +#include + +namespace spdlog +{ + namespace sinks + { + + /** + * Sink that write to systemd journal using the `sd_journal_send()` library call. + */ + template + class systemd_sink : public base_sink + { + public: + systemd_sink(std::string ident = "", bool enable_formatting = false) : + ident_{std::move(ident)}, + enable_formatting_{enable_formatting}, + syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} + { + } + + ~systemd_sink() override + { + } + + systemd_sink(const systemd_sink&) = delete; + systemd_sink& operator=(const systemd_sink&) = delete; + + protected: + const std::string ident_; + bool enable_formatting_ = false; + using levels_array = std::array; + levels_array syslog_levels_; + + void sink_it_(const details::log_msg& msg) override + { + int err; + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) + { + base_sink::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast(std::numeric_limits::max())) + { + length = static_cast(std::numeric_limits::max()); + } + + const string_view_t syslog_identifier = ident_.empty() ? msg.logger_name : ident_; + + // Do not send source location if not available + if (msg.source.empty()) + { + // Note: function call inside '()' to avoid macro expansion + err = (sd_journal_send)("MESSAGE=%.*s", static_cast(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), "SYSLOG_IDENTIFIER=%.*s", static_cast(syslog_identifier.size()), syslog_identifier.data(), nullptr); + } + else + { + err = (sd_journal_send)("MESSAGE=%.*s", static_cast(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), "SYSLOG_IDENTIFIER=%.*s", static_cast(syslog_identifier.size()), syslog_identifier.data(), "CODE_FILE=%s", msg.source.filename, "CODE_LINE=%d", msg.source.line, "CODE_FUNC=%s", msg.source.funcname, nullptr); + } + + if (err) + { + throw_spdlog_ex("Failed writing to systemd", errno); + } + } + + int syslog_level(level::level_enum l) + { + return syslog_levels_.at(static_cast(l)); + } + + void flush_() override + { + } + }; + + using systemd_sink_mt = systemd_sink; + using systemd_sink_st = systemd_sink; + } // namespace sinks + + // Create and register a syslog logger + template + inline std::shared_ptr systemd_logger_mt( + const std::string& logger_name, const std::string& ident = "", bool enable_formatting = false + ) + { + return Factory::template create(logger_name, ident, enable_formatting); + } + + template + inline std::shared_ptr systemd_logger_st( + const std::string& logger_name, const std::string& ident = "", bool enable_formatting = false + ) + { + return Factory::template create(logger_name, ident, enable_formatting); + } +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/tcp_sink.h b/CAPI/spdlog/include/spdlog/sinks/tcp_sink.h new file mode 100644 index 0000000..04b6471 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/tcp_sink.h @@ -0,0 +1,86 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#ifdef _WIN32 +#include +#else +#include +#endif + +#include +#include +#include +#include + +#pragma once + +// Simple tcp client sink +// Connects to remote address and send the formatted log. +// Will attempt to reconnect if connection drops. +// If more complicated behaviour is needed (i.e get responses), you can inherit it and override the sink_it_ method. + +namespace spdlog +{ + namespace sinks + { + + struct tcp_sink_config + { + std::string server_host; + int server_port; + bool lazy_connect = false; // if true connect on first log call instead of on construction + + tcp_sink_config(std::string host, int port) : + server_host{std::move(host)}, + server_port{port} + { + } + }; + + template + class tcp_sink : public spdlog::sinks::base_sink + { + public: + // connect to tcp host/port or throw if failed + // host can be hostname or ip address + + explicit tcp_sink(tcp_sink_config sink_config) : + config_{std::move(sink_config)} + { + if (!config_.lazy_connect) + { + this->client_.connect(config_.server_host, config_.server_port); + } + } + + ~tcp_sink() override = default; + + protected: + void sink_it_(const spdlog::details::log_msg& msg) override + { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink::formatter_->format(msg, formatted); + if (!client_.is_connected()) + { + client_.connect(config_.server_host, config_.server_port); + } + client_.send(formatted.data(), formatted.size()); + } + + void flush_() override + { + } + tcp_sink_config config_; + details::tcp_client client_; + }; + + using tcp_sink_mt = tcp_sink; + using tcp_sink_st = tcp_sink; + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/udp_sink.h b/CAPI/spdlog/include/spdlog/sinks/udp_sink.h new file mode 100644 index 0000000..1325e9c --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/udp_sink.h @@ -0,0 +1,80 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#ifdef _WIN32 +#include +#else +#include +#endif + +#include +#include +#include +#include + +// Simple udp client sink +// Sends formatted log via udp + +namespace spdlog +{ + namespace sinks + { + + struct udp_sink_config + { + std::string server_host; + uint16_t server_port; + + udp_sink_config(std::string host, uint16_t port) : + server_host{std::move(host)}, + server_port{port} + { + } + }; + + template + class udp_sink : public spdlog::sinks::base_sink + { + public: + // host can be hostname or ip address + explicit udp_sink(udp_sink_config sink_config) : + client_{sink_config.server_host, sink_config.server_port} + { + } + + ~udp_sink() override = default; + + protected: + void sink_it_(const spdlog::details::log_msg& msg) override + { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink::formatter_->format(msg, formatted); + client_.send(formatted.data(), formatted.size()); + } + + void flush_() override + { + } + details::udp_client client_; + }; + + using udp_sink_mt = udp_sink; + using udp_sink_st = udp_sink; + + } // namespace sinks + + // + // factory functions + // + template + inline std::shared_ptr udp_logger_mt(const std::string& logger_name, sinks::udp_sink_config skin_config) + { + return Factory::template create(logger_name, skin_config); + } + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/win_eventlog_sink.h b/CAPI/spdlog/include/spdlog/sinks/win_eventlog_sink.h new file mode 100644 index 0000000..2553c9a --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/win_eventlog_sink.h @@ -0,0 +1,297 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// Writing to Windows Event Log requires the registry entries below to be present, with the following modifications: +// 1. should be replaced with your log name (e.g. your application name) +// 2. should be replaced with the specific source name and the key should be duplicated for +// each source used in the application +// +// Since typically modifications of this kind require elevation, it's better to do it as a part of setup procedure. +// The snippet below uses mscoree.dll as the message file as it exists on most of the Windows systems anyway and +// happens to contain the needed resource. +// +// You can also specify a custom message file if needed. +// Please refer to Event Log functions descriptions in MSDN for more details on custom message files. + +/*--------------------------------------------------------------------------------------- + +Windows Registry Editor Version 5.00 + +[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\] + +[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\\] +"TypesSupported"=dword:00000007 +"EventMessageFile"=hex(2):25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,\ + 00,6f,00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,\ + 5c,00,6d,00,73,00,63,00,6f,00,72,00,65,00,65,00,2e,00,64,00,6c,00,6c,00,00,\ + 00 + +-----------------------------------------------------------------------------------------*/ + +#pragma once + +#include +#include + +#include +#include + +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + + namespace win_eventlog + { + + namespace internal + { + + struct local_alloc_t + { + HLOCAL hlocal_; + + SPDLOG_CONSTEXPR local_alloc_t() SPDLOG_NOEXCEPT : hlocal_(nullptr) + { + } + + local_alloc_t(local_alloc_t const&) = delete; + local_alloc_t& operator=(local_alloc_t const&) = delete; + + ~local_alloc_t() SPDLOG_NOEXCEPT + { + if (hlocal_) + { + LocalFree(hlocal_); + } + } + }; + + /** Windows error */ + struct win32_error : public spdlog_ex + { + /** Formats an error report line: "user-message: error-code (system message)" */ + static std::string format(std::string const& user_message, DWORD error_code = GetLastError()) + { + std::string system_message; + + local_alloc_t format_message_result{}; + auto format_message_succeeded = + ::FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nullptr, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&format_message_result.hlocal_, 0, nullptr); + + if (format_message_succeeded && format_message_result.hlocal_) + { + system_message = fmt_lib::format(" ({})", (LPSTR)format_message_result.hlocal_); + } + + return fmt_lib::format("{}: {}{}", user_message, error_code, system_message); + } + + explicit win32_error(std::string const& func_name, DWORD error = GetLastError()) : + spdlog_ex(format(func_name, error)) + { + } + }; + + /** Wrapper for security identifiers (SID) on Windows */ + struct sid_t + { + std::vector buffer_; + + public: + sid_t() + { + } + + /** creates a wrapped SID copy */ + static sid_t duplicate_sid(PSID psid) + { + if (!::IsValidSid(psid)) + { + throw_spdlog_ex("sid_t::sid_t(): invalid SID received"); + } + + auto const sid_length{::GetLengthSid(psid)}; + + sid_t result; + result.buffer_.resize(sid_length); + if (!::CopySid(sid_length, (PSID)result.as_sid(), psid)) + { + SPDLOG_THROW(win32_error("CopySid")); + } + + return result; + } + + /** Retrieves pointer to the internal buffer contents as SID* */ + SID* as_sid() const + { + return buffer_.empty() ? nullptr : (SID*)buffer_.data(); + } + + /** Get SID for the current user */ + static sid_t get_current_user_sid() + { + /* create and init RAII holder for process token */ + struct process_token_t + { + HANDLE token_handle_ = INVALID_HANDLE_VALUE; + explicit process_token_t(HANDLE process) + { + if (!::OpenProcessToken(process, TOKEN_QUERY, &token_handle_)) + { + SPDLOG_THROW(win32_error("OpenProcessToken")); + } + } + + ~process_token_t() + { + ::CloseHandle(token_handle_); + } + + } current_process_token(::GetCurrentProcess()); // GetCurrentProcess returns pseudohandle, no leak here! + + // Get the required size, this is expected to fail with ERROR_INSUFFICIENT_BUFFER and return the token size + DWORD tusize = 0; + if (::GetTokenInformation(current_process_token.token_handle_, TokenUser, NULL, 0, &tusize)) + { + SPDLOG_THROW(win32_error("GetTokenInformation should fail")); + } + + // get user token + std::vector buffer(static_cast(tusize)); + if (!::GetTokenInformation(current_process_token.token_handle_, TokenUser, (LPVOID)buffer.data(), tusize, &tusize)) + { + SPDLOG_THROW(win32_error("GetTokenInformation")); + } + + // create a wrapper of the SID data as stored in the user token + return sid_t::duplicate_sid(((TOKEN_USER*)buffer.data())->User.Sid); + } + }; + + struct eventlog + { + static WORD get_event_type(details::log_msg const& msg) + { + switch (msg.level) + { + case level::trace: + case level::debug: + return EVENTLOG_SUCCESS; + + case level::info: + return EVENTLOG_INFORMATION_TYPE; + + case level::warn: + return EVENTLOG_WARNING_TYPE; + + case level::err: + case level::critical: + case level::off: + return EVENTLOG_ERROR_TYPE; + + default: + return EVENTLOG_INFORMATION_TYPE; + } + } + + static WORD get_event_category(details::log_msg const& msg) + { + return (WORD)msg.level; + } + }; + + } // namespace internal + + /* + * Windows Event Log sink + */ + template + class win_eventlog_sink : public base_sink + { + private: + HANDLE hEventLog_{NULL}; + internal::sid_t current_user_sid_; + std::string source_; + DWORD event_id_; + + HANDLE event_log_handle() + { + if (!hEventLog_) + { + hEventLog_ = ::RegisterEventSourceA(nullptr, source_.c_str()); + if (!hEventLog_ || hEventLog_ == (HANDLE)ERROR_ACCESS_DENIED) + { + SPDLOG_THROW(internal::win32_error("RegisterEventSource")); + } + } + + return hEventLog_; + } + + protected: + void sink_it_(const details::log_msg& msg) override + { + using namespace internal; + + bool succeeded; + memory_buf_t formatted; + base_sink::formatter_->format(msg, formatted); + formatted.push_back('\0'); + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + wmemory_buf_t buf; + details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), buf); + + LPCWSTR lp_wstr = buf.data(); + succeeded = static_cast(::ReportEventW(event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), event_id_, current_user_sid_.as_sid(), 1, 0, &lp_wstr, nullptr)); +#else + LPCSTR lp_str = formatted.data(); + succeeded = static_cast(::ReportEventA(event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), event_id_, current_user_sid_.as_sid(), 1, 0, &lp_str, nullptr)); +#endif + + if (!succeeded) + { + SPDLOG_THROW(win32_error("ReportEvent")); + } + } + + void flush_() override + { + } + + public: + win_eventlog_sink(std::string const& source, DWORD event_id = 1000 /* according to mscoree.dll */) : + source_(source), + event_id_(event_id) + { + try + { + current_user_sid_ = internal::sid_t::get_current_user_sid(); + } + catch (...) + { + // get_current_user_sid() is unlikely to fail and if it does, we can still proceed without + // current_user_sid but in the event log the record will have no user name + } + } + + ~win_eventlog_sink() + { + if (hEventLog_) + DeregisterEventSource(hEventLog_); + } + }; + + } // namespace win_eventlog + + using win_eventlog_sink_mt = win_eventlog::win_eventlog_sink; + using win_eventlog_sink_st = win_eventlog::win_eventlog_sink; + + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/wincolor_sink-inl.h b/CAPI/spdlog/include/spdlog/sinks/wincolor_sink-inl.h new file mode 100644 index 0000000..70c8f47 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/wincolor_sink-inl.h @@ -0,0 +1,178 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +#include +#include + +namespace spdlog +{ + namespace sinks + { + template + SPDLOG_INLINE wincolor_sink::wincolor_sink(void* out_handle, color_mode mode) : + out_handle_(out_handle), + mutex_(ConsoleMutex::mutex()), + formatter_(details::make_unique()) + { + set_color_mode_impl(mode); + // set level colors + colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white + colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan + colors_[level::info] = FOREGROUND_GREEN; // green + colors_[level::warn] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY; // intense yellow + colors_[level::err] = FOREGROUND_RED | FOREGROUND_INTENSITY; // intense red + colors_[level::critical] = + BACKGROUND_RED | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY; // intense white on red background + colors_[level::off] = 0; + } + + template + SPDLOG_INLINE wincolor_sink::~wincolor_sink() + { + this->flush(); + } + + // change the color for the given level + template + void SPDLOG_INLINE wincolor_sink::set_color(level::level_enum level, std::uint16_t color) + { + std::lock_guard lock(mutex_); + colors_[static_cast(level)] = color; + } + + template + void SPDLOG_INLINE wincolor_sink::log(const details::log_msg& msg) + { + if (out_handle_ == nullptr || out_handle_ == INVALID_HANDLE_VALUE) + { + return; + } + + std::lock_guard lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if (should_do_colors_ && msg.color_range_end > msg.color_range_start) + { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + auto orig_attribs = static_cast(set_foreground_color_(colors_[static_cast(msg.level)])); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + // reset to orig colors + ::SetConsoleTextAttribute(static_cast(out_handle_), orig_attribs); + print_range_(formatted, msg.color_range_end, formatted.size()); + } + else // print without colors if color range is invalid (or color is disabled) + { + write_to_file_(formatted); + } + } + + template + void SPDLOG_INLINE wincolor_sink::flush() + { + // windows console always flushed? + } + + template + void SPDLOG_INLINE wincolor_sink::set_pattern(const std::string& pattern) + { + std::lock_guard lock(mutex_); + formatter_ = std::unique_ptr(new pattern_formatter(pattern)); + } + + template + void SPDLOG_INLINE wincolor_sink::set_formatter(std::unique_ptr sink_formatter) + { + std::lock_guard lock(mutex_); + formatter_ = std::move(sink_formatter); + } + + template + void SPDLOG_INLINE wincolor_sink::set_color_mode(color_mode mode) + { + std::lock_guard lock(mutex_); + set_color_mode_impl(mode); + } + + template + void SPDLOG_INLINE wincolor_sink::set_color_mode_impl(color_mode mode) + { + if (mode == color_mode::automatic) + { + // should do colors only if out_handle_ points to actual console. + DWORD console_mode; + bool in_console = ::GetConsoleMode(static_cast(out_handle_), &console_mode) != 0; + should_do_colors_ = in_console; + } + else + { + should_do_colors_ = mode == color_mode::always ? true : false; + } + } + + // set foreground color and return the orig console attributes (for resetting later) + template + std::uint16_t SPDLOG_INLINE wincolor_sink::set_foreground_color_(std::uint16_t attribs) + { + CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info; + if (!::GetConsoleScreenBufferInfo(static_cast(out_handle_), &orig_buffer_info)) + { + // just return white if failed getting console info + return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; + } + + // change only the foreground bits (lowest 4 bits) + auto new_attribs = static_cast(attribs) | (orig_buffer_info.wAttributes & 0xfff0); + auto ignored = ::SetConsoleTextAttribute(static_cast(out_handle_), static_cast(new_attribs)); + (void)(ignored); + return static_cast(orig_buffer_info.wAttributes); // return orig attribs + } + + // print a range of formatted message to console + template + void SPDLOG_INLINE wincolor_sink::print_range_(const memory_buf_t& formatted, size_t start, size_t end) + { + if (end > start) + { + auto size = static_cast(end - start); + auto ignored = ::WriteConsoleA(static_cast(out_handle_), formatted.data() + start, size, nullptr, nullptr); + (void)(ignored); + } + } + + template + void SPDLOG_INLINE wincolor_sink::write_to_file_(const memory_buf_t& formatted) + { + auto size = static_cast(formatted.size()); + DWORD bytes_written = 0; + auto ignored = ::WriteFile(static_cast(out_handle_), formatted.data(), size, &bytes_written, nullptr); + (void)(ignored); + } + + // wincolor_stdout_sink + template + SPDLOG_INLINE wincolor_stdout_sink::wincolor_stdout_sink(color_mode mode) : + wincolor_sink(::GetStdHandle(STD_OUTPUT_HANDLE), mode) + { + } + + // wincolor_stderr_sink + template + SPDLOG_INLINE wincolor_stderr_sink::wincolor_stderr_sink(color_mode mode) : + wincolor_sink(::GetStdHandle(STD_ERROR_HANDLE), mode) + { + } + } // namespace sinks +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/sinks/wincolor_sink.h b/CAPI/spdlog/include/spdlog/sinks/wincolor_sink.h new file mode 100644 index 0000000..9945832 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/sinks/wincolor_sink.h @@ -0,0 +1,87 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +namespace spdlog +{ + namespace sinks + { + /* + * Windows color console sink. Uses WriteConsoleA to write to the console with + * colors + */ + template + class wincolor_sink : public sink + { + public: + wincolor_sink(void* out_handle, color_mode mode); + ~wincolor_sink() override; + + wincolor_sink(const wincolor_sink& other) = delete; + wincolor_sink& operator=(const wincolor_sink& other) = delete; + + // change the color for the given level + void set_color(level::level_enum level, std::uint16_t color); + void log(const details::log_msg& msg) final override; + void flush() final override; + void set_pattern(const std::string& pattern) override final; + void set_formatter(std::unique_ptr sink_formatter) override final; + void set_color_mode(color_mode mode); + + protected: + using mutex_t = typename ConsoleMutex::mutex_t; + void* out_handle_; + mutex_t& mutex_; + bool should_do_colors_; + std::unique_ptr formatter_; + std::array colors_; + + // set foreground color and return the orig console attributes (for resetting later) + std::uint16_t set_foreground_color_(std::uint16_t attribs); + + // print a range of formatted message to console + void print_range_(const memory_buf_t& formatted, size_t start, size_t end); + + // in case we are redirected to file (not in console mode) + void write_to_file_(const memory_buf_t& formatted); + + void set_color_mode_impl(color_mode mode); + }; + + template + class wincolor_stdout_sink : public wincolor_sink + { + public: + explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic); + }; + + template + class wincolor_stderr_sink : public wincolor_sink + { + public: + explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic); + }; + + using wincolor_stdout_sink_mt = wincolor_stdout_sink; + using wincolor_stdout_sink_st = wincolor_stdout_sink; + + using wincolor_stderr_sink_mt = wincolor_stderr_sink; + using wincolor_stderr_sink_st = wincolor_stderr_sink; + } // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +#include "wincolor_sink-inl.h" +#endif diff --git a/CAPI/spdlog/include/spdlog/spdlog-inl.h b/CAPI/spdlog/include/spdlog/spdlog-inl.h new file mode 100644 index 0000000..7d04790 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/spdlog-inl.h @@ -0,0 +1,121 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +#include +#endif + +#include +#include + +namespace spdlog +{ + + SPDLOG_INLINE void initialize_logger(std::shared_ptr logger) + { + details::registry::instance().initialize_logger(std::move(logger)); + } + + SPDLOG_INLINE std::shared_ptr get(const std::string& name) + { + return details::registry::instance().get(name); + } + + SPDLOG_INLINE void set_formatter(std::unique_ptr formatter) + { + details::registry::instance().set_formatter(std::move(formatter)); + } + + SPDLOG_INLINE void set_pattern(std::string pattern, pattern_time_type time_type) + { + set_formatter(std::unique_ptr(new pattern_formatter(std::move(pattern), time_type))); + } + + SPDLOG_INLINE void enable_backtrace(size_t n_messages) + { + details::registry::instance().enable_backtrace(n_messages); + } + + SPDLOG_INLINE void disable_backtrace() + { + details::registry::instance().disable_backtrace(); + } + + SPDLOG_INLINE void dump_backtrace() + { + default_logger_raw()->dump_backtrace(); + } + + SPDLOG_INLINE level::level_enum get_level() + { + return default_logger_raw()->level(); + } + + SPDLOG_INLINE bool should_log(level::level_enum log_level) + { + return default_logger_raw()->should_log(log_level); + } + + SPDLOG_INLINE void set_level(level::level_enum log_level) + { + details::registry::instance().set_level(log_level); + } + + SPDLOG_INLINE void flush_on(level::level_enum log_level) + { + details::registry::instance().flush_on(log_level); + } + + SPDLOG_INLINE void set_error_handler(void (*handler)(const std::string& msg)) + { + details::registry::instance().set_error_handler(handler); + } + + SPDLOG_INLINE void register_logger(std::shared_ptr logger) + { + details::registry::instance().register_logger(std::move(logger)); + } + + SPDLOG_INLINE void apply_all(const std::function)>& fun) + { + details::registry::instance().apply_all(fun); + } + + SPDLOG_INLINE void drop(const std::string& name) + { + details::registry::instance().drop(name); + } + + SPDLOG_INLINE void drop_all() + { + details::registry::instance().drop_all(); + } + + SPDLOG_INLINE void shutdown() + { + details::registry::instance().shutdown(); + } + + SPDLOG_INLINE void set_automatic_registration(bool automatic_registration) + { + details::registry::instance().set_automatic_registration(automatic_registration); + } + + SPDLOG_INLINE std::shared_ptr default_logger() + { + return details::registry::instance().default_logger(); + } + + SPDLOG_INLINE spdlog::logger* default_logger_raw() + { + return details::registry::instance().get_default_raw(); + } + + SPDLOG_INLINE void set_default_logger(std::shared_ptr default_logger) + { + details::registry::instance().set_default_logger(std::move(default_logger)); + } + +} // namespace spdlog diff --git a/CAPI/spdlog/include/spdlog/spdlog.h b/CAPI/spdlog/include/spdlog/spdlog.h new file mode 100644 index 0000000..2fe9ba9 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/spdlog.h @@ -0,0 +1,355 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// spdlog main header file. +// see example.cpp for usage example + +#ifndef SPDLOG_H +#define SPDLOG_H + +#pragma once + +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +namespace spdlog +{ + + using default_factory = synchronous_factory; + + // Create and register a logger with a templated sink type + // The logger's level, formatter and flush level will be set according the + // global settings. + // + // Example: + // spdlog::create("logger_name", "dailylog_filename", 11, 59); + template + inline std::shared_ptr create(std::string logger_name, SinkArgs&&... sink_args) + { + return default_factory::create(std::move(logger_name), std::forward(sink_args)...); + } + + // Initialize and register a logger, + // formatter and flush level will be set according the global settings. + // + // Useful for initializing manually created loggers with the global settings. + // + // Example: + // auto mylogger = std::make_shared("mylogger", ...); + // spdlog::initialize_logger(mylogger); + SPDLOG_API void initialize_logger(std::shared_ptr logger); + + // Return an existing logger or nullptr if a logger with such name doesn't + // exist. + // example: spdlog::get("my_logger")->info("hello {}", "world"); + SPDLOG_API std::shared_ptr get(const std::string& name); + + // Set global formatter. Each sink in each logger will get a clone of this object + SPDLOG_API void set_formatter(std::unique_ptr formatter); + + // Set global format string. + // example: spdlog::set_pattern("%Y-%m-%d %H:%M:%S.%e %l : %v"); + SPDLOG_API void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); + + // enable global backtrace support + SPDLOG_API void enable_backtrace(size_t n_messages); + + // disable global backtrace support + SPDLOG_API void disable_backtrace(); + + // call dump backtrace on default logger + SPDLOG_API void dump_backtrace(); + + // Get global logging level + SPDLOG_API level::level_enum get_level(); + + // Set global logging level + SPDLOG_API void set_level(level::level_enum log_level); + + // Determine whether the default logger should log messages with a certain level + SPDLOG_API bool should_log(level::level_enum lvl); + + // Set global flush level + SPDLOG_API void flush_on(level::level_enum log_level); + + // Start/Restart a periodic flusher thread + // Warning: Use only if all your loggers are thread safe! + template + inline void flush_every(std::chrono::duration interval) + { + details::registry::instance().flush_every(interval); + } + + // Set global error handler + SPDLOG_API void set_error_handler(void (*handler)(const std::string& msg)); + + // Register the given logger with the given name + SPDLOG_API void register_logger(std::shared_ptr logger); + + // Apply a user defined function on all registered loggers + // Example: + // spdlog::apply_all([&](std::shared_ptr l) {l->flush();}); + SPDLOG_API void apply_all(const std::function)>& fun); + + // Drop the reference to the given logger + SPDLOG_API void drop(const std::string& name); + + // Drop all references from the registry + SPDLOG_API void drop_all(); + + // stop any running threads started by spdlog and clean registry loggers + SPDLOG_API void shutdown(); + + // Automatic registration of loggers when using spdlog::create() or spdlog::create_async + SPDLOG_API void set_automatic_registration(bool automatic_registration); + + // API for using default logger (stdout_color_mt), + // e.g: spdlog::info("Message {}", 1); + // + // The default logger object can be accessed using the spdlog::default_logger(): + // For example, to add another sink to it: + // spdlog::default_logger()->sinks().push_back(some_sink); + // + // The default logger can replaced using spdlog::set_default_logger(new_logger). + // For example, to replace it with a file logger. + // + // IMPORTANT: + // The default API is thread safe (for _mt loggers), but: + // set_default_logger() *should not* be used concurrently with the default API. + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + + SPDLOG_API std::shared_ptr default_logger(); + + SPDLOG_API spdlog::logger* default_logger_raw(); + + SPDLOG_API void set_default_logger(std::shared_ptr default_logger); + + template + inline void log(source_loc source, level::level_enum lvl, format_string_t fmt, Args&&... args) + { + default_logger_raw()->log(source, lvl, fmt, std::forward(args)...); + } + + template + inline void log(level::level_enum lvl, format_string_t fmt, Args&&... args) + { + default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward(args)...); + } + + template + inline void trace(format_string_t fmt, Args&&... args) + { + default_logger_raw()->trace(fmt, std::forward(args)...); + } + + template + inline void debug(format_string_t fmt, Args&&... args) + { + default_logger_raw()->debug(fmt, std::forward(args)...); + } + + template + inline void info(format_string_t fmt, Args&&... args) + { + default_logger_raw()->info(fmt, std::forward(args)...); + } + + template + inline void warn(format_string_t fmt, Args&&... args) + { + default_logger_raw()->warn(fmt, std::forward(args)...); + } + + template + inline void error(format_string_t fmt, Args&&... args) + { + default_logger_raw()->error(fmt, std::forward(args)...); + } + + template + inline void critical(format_string_t fmt, Args&&... args) + { + default_logger_raw()->critical(fmt, std::forward(args)...); + } + + template + inline void log(source_loc source, level::level_enum lvl, const T& msg) + { + default_logger_raw()->log(source, lvl, msg); + } + + template + inline void log(level::level_enum lvl, const T& msg) + { + default_logger_raw()->log(lvl, msg); + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template + inline void log(source_loc source, level::level_enum lvl, wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->log(source, lvl, fmt, std::forward(args)...); + } + + template + inline void log(level::level_enum lvl, wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward(args)...); + } + + template + inline void trace(wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->trace(fmt, std::forward(args)...); + } + + template + inline void debug(wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->debug(fmt, std::forward(args)...); + } + + template + inline void info(wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->info(fmt, std::forward(args)...); + } + + template + inline void warn(wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->warn(fmt, std::forward(args)...); + } + + template + inline void error(wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->error(fmt, std::forward(args)...); + } + + template + inline void critical(wformat_string_t fmt, Args&&... args) + { + default_logger_raw()->critical(fmt, std::forward(args)...); + } +#endif + + template + inline void trace(const T& msg) + { + default_logger_raw()->trace(msg); + } + + template + inline void debug(const T& msg) + { + default_logger_raw()->debug(msg); + } + + template + inline void info(const T& msg) + { + default_logger_raw()->info(msg); + } + + template + inline void warn(const T& msg) + { + default_logger_raw()->warn(msg); + } + + template + inline void error(const T& msg) + { + default_logger_raw()->error(msg); + } + + template + inline void critical(const T& msg) + { + default_logger_raw()->critical(msg); + } + +} // namespace spdlog + +// +// enable/disable log calls at compile time according to global level. +// +// define SPDLOG_ACTIVE_LEVEL to one of those (before including spdlog.h): +// SPDLOG_LEVEL_TRACE, +// SPDLOG_LEVEL_DEBUG, +// SPDLOG_LEVEL_INFO, +// SPDLOG_LEVEL_WARN, +// SPDLOG_LEVEL_ERROR, +// SPDLOG_LEVEL_CRITICAL, +// SPDLOG_LEVEL_OFF +// + +#ifndef SPDLOG_NO_SOURCE_LOC +#define SPDLOG_LOGGER_CALL(logger, level, ...) \ + (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__) +#else +#define SPDLOG_LOGGER_CALL(logger, level, ...) (logger)->log(spdlog::source_loc{}, level, __VA_ARGS__) +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE +#define SPDLOG_LOGGER_TRACE(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__) +#define SPDLOG_TRACE(...) SPDLOG_LOGGER_TRACE(spdlog::default_logger_raw(), __VA_ARGS__) +#else +#define SPDLOG_LOGGER_TRACE(logger, ...) (void)0 +#define SPDLOG_TRACE(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_DEBUG +#define SPDLOG_LOGGER_DEBUG(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::debug, __VA_ARGS__) +#define SPDLOG_DEBUG(...) SPDLOG_LOGGER_DEBUG(spdlog::default_logger_raw(), __VA_ARGS__) +#else +#define SPDLOG_LOGGER_DEBUG(logger, ...) (void)0 +#define SPDLOG_DEBUG(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_INFO +#define SPDLOG_LOGGER_INFO(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::info, __VA_ARGS__) +#define SPDLOG_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__) +#else +#define SPDLOG_LOGGER_INFO(logger, ...) (void)0 +#define SPDLOG_INFO(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_WARN +#define SPDLOG_LOGGER_WARN(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::warn, __VA_ARGS__) +#define SPDLOG_WARN(...) SPDLOG_LOGGER_WARN(spdlog::default_logger_raw(), __VA_ARGS__) +#else +#define SPDLOG_LOGGER_WARN(logger, ...) (void)0 +#define SPDLOG_WARN(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_ERROR +#define SPDLOG_LOGGER_ERROR(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::err, __VA_ARGS__) +#define SPDLOG_ERROR(...) SPDLOG_LOGGER_ERROR(spdlog::default_logger_raw(), __VA_ARGS__) +#else +#define SPDLOG_LOGGER_ERROR(logger, ...) (void)0 +#define SPDLOG_ERROR(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_CRITICAL +#define SPDLOG_LOGGER_CRITICAL(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::critical, __VA_ARGS__) +#define SPDLOG_CRITICAL(...) SPDLOG_LOGGER_CRITICAL(spdlog::default_logger_raw(), __VA_ARGS__) +#else +#define SPDLOG_LOGGER_CRITICAL(logger, ...) (void)0 +#define SPDLOG_CRITICAL(...) (void)0 +#endif + +#ifdef SPDLOG_HEADER_ONLY +#include "spdlog-inl.h" +#endif + +#endif // SPDLOG_H diff --git a/CAPI/spdlog/include/spdlog/stopwatch.h b/CAPI/spdlog/include/spdlog/stopwatch.h new file mode 100644 index 0000000..3e27316 --- /dev/null +++ b/CAPI/spdlog/include/spdlog/stopwatch.h @@ -0,0 +1,70 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include +#include + +// Stopwatch support for spdlog (using std::chrono::steady_clock). +// Displays elapsed seconds since construction as double. +// +// Usage: +// +// spdlog::stopwatch sw; +// ... +// spdlog::debug("Elapsed: {} seconds", sw); => "Elapsed 0.005116733 seconds" +// spdlog::info("Elapsed: {:.6} seconds", sw); => "Elapsed 0.005163 seconds" +// +// +// If other units are needed (e.g. millis instead of double), include "fmt/chrono.h" and use "duration_cast<..>(sw.elapsed())": +// +// #include +//.. +// using std::chrono::duration_cast; +// using std::chrono::milliseconds; +// spdlog::info("Elapsed {}", duration_cast(sw.elapsed())); => "Elapsed 5ms" + +namespace spdlog +{ + class stopwatch + { + using clock = std::chrono::steady_clock; + std::chrono::time_point start_tp_; + + public: + stopwatch() : + start_tp_{clock::now()} + { + } + + std::chrono::duration elapsed() const + { + return std::chrono::duration(clock::now() - start_tp_); + } + + void reset() + { + start_tp_ = clock::now(); + } + }; +} // namespace spdlog + +// Support for fmt formatting (e.g. "{:012.9}" or just "{}") +namespace +#ifdef SPDLOG_USE_STD_FORMAT + std +#else + fmt +#endif +{ + template<> + struct formatter : formatter + { + template + auto format(const spdlog::stopwatch& sw, FormatContext& ctx) -> decltype(ctx.out()) + { + return formatter::format(sw.elapsed().count(), ctx); + } + }; +} // namespace std diff --git a/CAPI/spdlog/include/spdlog/tweakme.h b/CAPI/spdlog/include/spdlog/tweakme.h new file mode 100644 index 0000000..5bcb5ff --- /dev/null +++ b/CAPI/spdlog/include/spdlog/tweakme.h @@ -0,0 +1,140 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +/////////////////////////////////////////////////////////////////////////////// +// +// Edit this file to squeeze more performance, and to customize supported +// features +// +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Under Linux, the much faster CLOCK_REALTIME_COARSE clock can be used. +// This clock is less accurate - can be off by dozens of millis - depending on +// the kernel HZ. +// Uncomment to use it instead of the regular clock. +// +// #define SPDLOG_CLOCK_COARSE +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment if source location logging is not needed. +// This will prevent spdlog from using __FILE__, __LINE__ and SPDLOG_FUNCTION +// +// #define SPDLOG_NO_SOURCE_LOC +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment if thread id logging is not needed (i.e. no %t in the log pattern). +// This will prevent spdlog from querying the thread id on each log call. +// +// WARNING: If the log pattern contains thread id (i.e, %t) while this flag is +// on, zero will be logged as thread id. +// +// #define SPDLOG_NO_THREAD_ID +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to prevent spdlog from using thread local storage. +// +// WARNING: if your program forks, UNCOMMENT this flag to prevent undefined +// thread ids in the children logs. +// +// #define SPDLOG_NO_TLS +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to avoid spdlog's usage of atomic log levels +// Use only if your code never modifies a logger's log levels concurrently by +// different threads. +// +// #define SPDLOG_NO_ATOMIC_LEVELS +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to enable usage of wchar_t for file names on Windows. +// +// #define SPDLOG_WCHAR_FILENAMES +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to override default eol ("\n" or "\r\n" under Linux/Windows) +// +// #define SPDLOG_EOL ";-)\n" +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to override default folder separators ("/" or "\\/" under +// Linux/Windows). Each character in the string is treated as a different +// separator. +// +// #define SPDLOG_FOLDER_SEPS "\\" +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to use your own copy of the fmt library instead of spdlog's copy. +// In this case spdlog will try to include so set your -I flag +// accordingly. +// +// #define SPDLOG_FMT_EXTERNAL +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to use C++20 std::format instead of fmt. +// +// #define SPDLOG_USE_STD_FORMAT +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to enable wchar_t support (convert to utf8) +// +// #define SPDLOG_WCHAR_TO_UTF8_SUPPORT +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to prevent child processes from inheriting log file descriptors +// +// #define SPDLOG_PREVENT_CHILD_FD +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to customize level names (e.g. "MY TRACE") +// +// #define SPDLOG_LEVEL_NAMES { "MY TRACE", "MY DEBUG", "MY INFO", "MY WARNING", "MY ERROR", "MY CRITICAL", "OFF" } +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to customize short level names (e.g. "MT") +// These can be longer than one character. +// +// #define SPDLOG_SHORT_LEVEL_NAMES { "T", "D", "I", "W", "E", "C", "O" } +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to disable default logger creation. +// This might save some (very) small initialization time if no default logger is needed. +// +// #define SPDLOG_DISABLE_DEFAULT_LOGGER +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment and set to compile time level with zero cost (default is INFO). +// Macros like SPDLOG_DEBUG(..), SPDLOG_INFO(..) will expand to empty statements if not enabled +// +// #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment (and change if desired) macro to use for function names. +// This is compiler dependent. +// __PRETTY_FUNCTION__ might be nicer in clang/gcc, and __FUNCTION__ in msvc. +// Defaults to __FUNCTION__ (should work on all compilers) if not defined. +// +// #ifdef __PRETTY_FUNCTION__ +// # define SPDLOG_FUNCTION __PRETTY_FUNCTION__ +// #else +// # define SPDLOG_FUNCTION __FUNCTION__ +// #endif +/////////////////////////////////////////////////////////////////////////////// diff --git a/CAPI/spdlog/include/spdlog/version.h b/CAPI/spdlog/include/spdlog/version.h new file mode 100644 index 0000000..5717bea --- /dev/null +++ b/CAPI/spdlog/include/spdlog/version.h @@ -0,0 +1,10 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#define SPDLOG_VER_MAJOR 1 +#define SPDLOG_VER_MINOR 11 +#define SPDLOG_VER_PATCH 0 + +#define SPDLOG_VERSION (SPDLOG_VER_MAJOR * 10000 + SPDLOG_VER_MINOR * 100 + SPDLOG_VER_PATCH) diff --git a/dependency/proto/MessageType.proto b/dependency/proto/MessageType.proto index 01b42a0..6627e6d 100755 --- a/dependency/proto/MessageType.proto +++ b/dependency/proto/MessageType.proto @@ -62,7 +62,7 @@ enum ButcherBuffType // 屠夫可用的增益效果类型 BBUFFTYPE4 = 4; } -// 特别说明：由于Human阵营和Butcher阵营有显著的隔离，且暂定职业、主动技能和被动效果相互绑定，故不按照THUAI5的方式区分ActiveSkillType和PassiveSkillType，而是选择了按照阵营来给不同阵营赋予不同的职业（及技能）。 +// 特别说明：由于Human阵营和Butcher阵营有显著的隔离，且暂定职业、主动技能和被动效果相互绑定，故不按照THUAI5的方式区分ActiveSkillType和CharacterType，而是选择了按照阵营来给不同阵营赋予不同的职业（及技能）。 enum PlayerType { diff --git a/logic/GameClass/GameObj/Character/Character.SkillManager.cs b/logic/GameClass/GameObj/Character/Character.SkillManager.cs index a4c5ab3..11698e4 100644 --- a/logic/GameClass/GameObj/Character/Character.SkillManager.cs +++ b/logic/GameClass/GameObj/Character/Character.SkillManager.cs @@ -45,15 +45,15 @@ namespace GameClass.GameObj this.buffManeger = new BuffManeger(); IPassiveSkill pSkill; ICommonSkill cSkill; - switch (passiveSkillType) + switch (characterType) { - case this.CharacterType.RecoverAfterBattle: + case CharacterType.RecoverAfterBattle: pSkill = new RecoverAfterBattle(); break; - case this.CharacterType.SpeedUpWhenLeavingGrass: + case CharacterType.SpeedUpWhenLeavingGrass: pSkill = new SpeedUpWhenLeavingGrass(); break; - case this.CharacterType.Vampire: + case CharacterType.Vampire: pSkill = new Vampire(); break; default: @@ -89,7 +89,7 @@ namespace GameClass.GameObj this.OriBulletOfPlayer = pSkill.InitBullet; this.passiveSkill = pSkill.SkillEffect; this.commonSkill = cSkill.SkillEffect; - this.passiveSkillType = passiveSkillType; + this.characterType = characterType; this.commonSkillType = commonSkillType; // UsePassiveSkill(); //创建player时开始被动技能，这一过程也可以放到gamestart时进行 diff --git a/logic/Gaming/AttackManager.cs b/logic/Gaming/AttackManager.cs new file mode 100644 index 0000000..3188abd --- /dev/null +++ b/logic/Gaming/AttackManager.cs @@ -0,0 +1,212 @@ +using System; +using System.Threading; +using System.Collections.Generic; +using GameClass.GameObj; +using Preparation.GameData; +using Preparation.Utility; +using GameEngine; + +namespace Gaming +{ + public partial class Game + { + private readonly AttackManager attackManager; + private class AttackManager + { + readonly Map gameMap; + readonly MoveEngine moveEngine; + public AttackManager(Map gameMap) + { + this.gameMap = gameMap; + this.moveEngine = new MoveEngine( + gameMap: gameMap, + OnCollision: (obj, collisionObj, moveVec) => + { + //BulletBomb((Bullet)obj, (GameObj)collisionObj); + return MoveEngine.AfterCollision.Destroyed; + }, + EndMove: obj => + { +#if DEBUG + Debugger.Output(obj, " end move at " + obj.Position.ToString() + " At time: " + Environment.TickCount64); + +#endif + BulletBomb((Bullet)obj, null); + } + ); + } + private void BombOnePlayer(Bullet bullet, Character playerBeingShot) + { + if (playerBeingShot.BeAttack(bullet)) + { + playerBeingShot.CanMove = false; + playerBeingShot.IsResetting = true; + // gameMap.GameObjLockDict[GameObjIdx.Player].EnterWriteLock(); + // try + //{ + // gameMap.GameObjDict[GameObjIdx.Player].Remove(playerBeingShot); + // } + // finally + //{ + // gameMap.GameObjLockDict[GameObjIdx.Player].ExitWriteLock(); + // } + + Prop? dropProp = null; + if (playerBeingShot.PropInventory != null) // 若角色原来有道具，则原始道具掉落在原地 + { + dropProp = playerBeingShot.PropInventory; + dropProp.SetNewPos(GameData.GetCellCenterPos(playerBeingShot.Position.x / GameData.numOfPosGridPerCell, playerBeingShot.Position.y / GameData.numOfPosGridPerCell)); + } + gameMap.GameObjLockDict[GameObjIdx.Prop].EnterWriteLock(); + try + { + if (dropProp != null) + gameMap.GameObjDict[GameObjIdx.Prop].Add(dropProp); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Prop].ExitWriteLock(); + } + + playerBeingShot.Reset(); + ((Character?)bullet.Parent)?.AddScore(GameData.addScoreWhenKillOneLevelPlayer); // 给击杀者加分 + + new Thread + (() => + { + + Thread.Sleep(GameData.reviveTime); + + playerBeingShot.AddShield(GameData.shieldTimeAtBirth); // 复活加个盾 + + // gameMap.GameObjLockDict[GameObjIdx.Player].EnterWriteLock(); + // try + //{ + // gameMap.GameObjDict[GameObjIdx.Player].Add(playerBeingShot); + // } + // finally { gameMap.GameObjLockDict[GameObjIdx.Player].ExitWriteLock(); } + + if (gameMap.Timer.IsGaming) + { + playerBeingShot.CanMove = true; + } + playerBeingShot.IsResetting = false; + } + ) + { IsBackground = true }.Start(); + } + } + private void BulletBomb(Bullet bullet, GameObj? objBeingShot) + { +#if DEBUG + Debugger.Output(bullet, "bombed!"); +#endif + bullet.CanMove = false; + gameMap.GameObjLockDict[GameObjIdx.Bullet].EnterWriteLock(); + try + { + foreach (ObjOfCharacter _bullet in gameMap.GameObjDict[GameObjIdx.Bullet]) + { + if (_bullet.ID == bullet.ID) + { + gameMap.GameObjLockDict[GameObjIdx.BombedBullet].EnterWriteLock(); + try + { + gameMap.GameObjDict[GameObjIdx.BombedBullet].Add(new BombedBullet(bullet)); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.BombedBullet].ExitWriteLock(); + } + gameMap.GameObjDict[GameObjIdx.Bullet].Remove(_bullet); + break; + } + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Bullet].ExitWriteLock(); + } + + /*if (objBeingShot != null) + { + else if (objBeingShot is Bullet) //子弹不能相互引爆，若要更改这一设定，取消注释即可。 + { + new Thread(() => { BulletBomb((Bullet)objBeingShot, null); }) { IsBackground = true }.Start(); + } + }*/ + + // 子弹爆炸会发生的事↓↓↓ + var beAttackedList = new List(); + gameMap.GameObjLockDict[GameObjIdx.Player].EnterReadLock(); + try + { + foreach (Character player in gameMap.GameObjDict[GameObjIdx.Player]) + { + if (bullet.CanAttack(player)) + { + beAttackedList.Add(player); + if (player.ID != bullet.Parent.ID) + bullet.Parent.HP = (int)(bullet.Parent.HP + (bullet.Parent.Vampire * bullet.AP)); + } + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Player].ExitReadLock(); + } + + foreach (Character beAttackedPlayer in beAttackedList) + { + BombOnePlayer(bullet, beAttackedPlayer); + } + beAttackedList.Clear(); + } + public bool Attack(Character? player, double angle) // 射出去的子弹泼出去的水（狗头） + { // 子弹如果没有和其他物体碰撞，将会一直向前直到超出人物的attackRange + if (player == null) + { +#if DEBUG + Console.WriteLine("the player who will attack is NULL!"); +#endif + return false; + } + + if (player.IsResetting) + return false; + Bullet? bullet = player.RemoteAttack( + new XY // 子弹紧贴人物生成。 + ( + (int)((player.Radius + BulletFactory.BulletRadius(player.BulletOfPlayer)) * Math.Cos(angle)), + (int)((player.Radius + BulletFactory.BulletRadius(player.BulletOfPlayer)) * Math.Sin(angle)) + ) + ); + if (bullet != null) + { + bullet.CanMove = true; + gameMap.GameObjLockDict[GameObjIdx.Bullet].EnterWriteLock(); + try + { + gameMap.GameObjDict[GameObjIdx.Bullet].Add(bullet); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Bullet].ExitWriteLock(); + } + moveEngine.MoveObj(bullet, (int)((player.AttackRange - player.Radius - BulletFactory.BulletRadius(player.BulletOfPlayer)) * 1000 / bullet.MoveSpeed), angle); // 这里时间参数除出来的单位要是ms +#if DEBUG + Console.WriteLine($"playerID:{player.ID} successfully attacked!"); +#endif + return true; + } + else + { +#if DEBUG + Console.WriteLine($"playerID:{player.ID} has no bullets so that he can't attack!"); +#endif + return false; + } + } + } + } +} diff --git a/logic/Gaming/Game.cs b/logic/Gaming/Game.cs new file mode 100644 index 0000000..96adb62 --- /dev/null +++ b/logic/Gaming/Game.cs @@ -0,0 +1,360 @@ +using System; +using System.Threading; +using System.Collections.Generic; +using GameClass.GameObj; +using Preparation.Utility; +using Preparation.GameData; +using Timothy.FrameRateTask; +using Preparation.Interface; + +namespace Gaming +{ + public partial class Game + { + public struct PlayerInitInfo + { + public uint birthPointIndex; + public long teamID; + public long playerID; + public CharacterType characterType; + public ActiveSkillType commonSkill; + public PlayerInitInfo(uint birthPointIndex, long teamID, long playerID, CharacterType characterType, ActiveSkillType commonSkill) + { + this.birthPointIndex = birthPointIndex; + this.teamID = teamID; + this.characterType = characterType; + this.commonSkill = commonSkill; + this.playerID = playerID; + } + } + + private readonly List teamList; + public List TeamList => teamList; + private readonly Map gameMap; + public Map GameMap => gameMap; + private readonly int numOfTeam; + public long AddPlayer(PlayerInitInfo playerInitInfo) + { + if (!Team.teamExists(playerInitInfo.teamID)) + /* || !MapInfo.ValidBirthPointIdx(playerInitInfo.birthPointIdx) + || gameMap.BirthPointList[playerInitInfo.birthPointIdx].Parent != null)*/ + return GameObj.invalidID; + + XY pos = gameMap.BirthPointList[playerInitInfo.birthPointIndex].Position; + // Console.WriteLine($"x,y: {pos.x},{pos.y}"); + Character newPlayer = new(pos, GameData.characterRadius, gameMap.GetPlaceType(pos), playerInitInfo.characterType, playerInitInfo.commonSkill); + gameMap.BirthPointList[playerInitInfo.birthPointIndex].Parent = newPlayer; + gameMap.GameObjLockDict[GameObjIdx.Player].EnterWriteLock(); + try + { + gameMap.GameObjDict[GameObjIdx.Player].Add(newPlayer); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Player].ExitWriteLock(); + } + // Console.WriteLine($"GameObjDict[GameObjIdx.Player] length:{gameMap.GameObjDict[GameObjIdx.Player].Count}"); + teamList[(int)playerInitInfo.teamID].AddPlayer(newPlayer); + newPlayer.TeamID = playerInitInfo.teamID; + newPlayer.PlayerID = playerInitInfo.playerID; + + new Thread //人物装弹 + ( + () => + { + while (!gameMap.Timer.IsGaming) + Thread.Sleep(newPlayer.CD); + long lastTime = Environment.TickCount64; + new FrameRateTaskExecutor( + loopCondition: () => gameMap.Timer.IsGaming, + loopToDo: () => + { + if (!newPlayer.IsResetting) + { + long nowTime = Environment.TickCount64; + if (newPlayer.BulletNum == newPlayer.MaxBulletNum) + lastTime = nowTime; + if (nowTime - lastTime >= newPlayer.CD) + { + _ = newPlayer.TryAddBulletNum(); + lastTime = nowTime; + } + } + }, + timeInterval: GameData.checkInterval, + finallyReturn: () => 0 + ) + { + AllowTimeExceed = true + /*MaxTolerantTimeExceedCount = 5, + TimeExceedAction = exceedTooMuch => + { + if (exceedTooMuch) Console.WriteLine("The computer runs too slow that it cannot check the color below the player in time!"); + }*/ + } + .Start(); + } + ) + { IsBackground = true }.Start(); + + return newPlayer.ID; + } + public bool StartGame(int milliSeconds) + { + if (gameMap.Timer.IsGaming) + return false; + gameMap.GameObjLockDict[GameObjIdx.Player].EnterReadLock(); + try + { + foreach (Character player in gameMap.GameObjDict[GameObjIdx.Player]) + { + player.CanMove = true; + + player.AddShield(GameData.shieldTimeAtBirth); + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Player].ExitReadLock(); + } + + propManager.StartProducing(); + new Thread + ( + () => + { + new FrameRateTaskExecutor + ( + loopCondition: () => gameMap.Timer.IsGaming, + loopToDo: () => + { + foreach (var kvp in gameMap.GameObjDict) // 检查物体位置 + { + if (kvp.Key == GameObjIdx.Bullet || kvp.Key == GameObjIdx.Player || kvp.Key == GameObjIdx.Prop) + { + gameMap.GameObjLockDict[kvp.Key].EnterWriteLock(); + try + { + foreach (var item in gameMap.GameObjDict[kvp.Key]) + { + item.Place = gameMap.GetPlaceType(item.Position); + } + } + finally + { + gameMap.GameObjLockDict[kvp.Key].ExitWriteLock(); + } + } + } + }, + timeInterval: GameData.checkInterval, + finallyReturn: () => 0 + ) + { + AllowTimeExceed = true + }.Start(); + } + ) + { IsBackground = true }.Start(); + // 开始游戏 + if (!gameMap.Timer.StartGame(milliSeconds)) + return false; + + EndGame(); // 游戏结束时要做的事 + + return true; + } + + public void EndGame() + { + gameMap.GameObjLockDict[GameObjIdx.Player].EnterWriteLock(); + /*try + { + } + finally + { + }*/ + gameMap.GameObjLockDict[GameObjIdx.Player].ExitWriteLock(); + + } + public void MovePlayer(long playerID, int moveTimeInMilliseconds, double angle) + { + if (!gameMap.Timer.IsGaming) + return; + Character? player = gameMap.FindPlayer(playerID); + if (player != null) + { + moveManager.MovePlayer(player, moveTimeInMilliseconds, angle); +#if DEBUG + Console.WriteLine($"PlayerID:{playerID} move to ({player.Position.x},{player.Position.y})!"); +#endif + } + else + { +#if DEBUG + Console.WriteLine($"PlayerID:{playerID} player does not exists!"); +#endif + } + } + public void Attack(long playerID, double angle) + { + if (!gameMap.Timer.IsGaming) + return; + Character? player = gameMap.FindPlayer(playerID); + if (player != null) + { + _ = attackManager.Attack(player, angle); + } + } + public void UseProp(long playerID) + { + if (!gameMap.Timer.IsGaming) + return; + Character? player = gameMap.FindPlayer(playerID); + if (player != null) + { + propManager.UseProp(player); + } + } + public void ThrowProp(long playerID, int timeInmillionSeconds, double angle) + { + if (!gameMap.Timer.IsGaming) + return; + Character? player = gameMap.FindPlayer(playerID); + if (player != null) + { + propManager.ThrowProp(player, timeInmillionSeconds, angle); + } + } + public bool PickProp(long playerID, PropType propType = PropType.Null) + { + if (!gameMap.Timer.IsGaming) + return false; + Character? player = gameMap.FindPlayer(playerID); + if (player != null) + { + return propManager.PickProp(player, propType); + } + return false; + } + + public bool UseCommonSkill(long playerID) + { + if (!gameMap.Timer.IsGaming) + return false; + Character? player = gameMap.FindPlayer(playerID); + if (player != null) + { + return skillManager.UseCommonSkill(player); + } + else + return false; + } + + public void AllPlayerUsePassiveSkill() + { + if (!gameMap.Timer.IsGaming) + return; + gameMap.GameObjLockDict[GameObjIdx.Player].EnterWriteLock(); + try + { + foreach (Character player in gameMap.GameObjDict[GameObjIdx.Player]) + { + skillManager.UsePassiveSkill(player); + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Player].ExitWriteLock(); + } + } + + public void ClearLists(GameObjIdx[] objIdxes) + { + foreach (var idx in objIdxes) + { + if (idx != GameObjIdx.None) + { + gameMap.GameObjLockDict[idx].EnterWriteLock(); + try + { + gameMap.GameObjDict[idx].Clear(); + } + finally + { + gameMap.GameObjLockDict[idx].ExitWriteLock(); + } + } + } + } + public void ClearAllLists() + { + foreach (var keyValuePair in gameMap.GameObjDict) + { + if (keyValuePair.Key != GameObjIdx.Map) + { + gameMap.GameObjLockDict[keyValuePair.Key].EnterWriteLock(); + try + { + if (keyValuePair.Key == GameObjIdx.Player) + { + foreach (Character player in gameMap.GameObjDict[GameObjIdx.Player]) + { + player.CanMove = false; + } + } + gameMap.GameObjDict[keyValuePair.Key].Clear(); + } + finally + { + gameMap.GameObjLockDict[keyValuePair.Key].ExitWriteLock(); + } + } + } + } + + public int GetTeamScore(long teamID) + { + return teamList[(int)teamID].Score; + } + public List GetGameObj() + { + var gameObjList = new List(); + foreach (var keyValuePair in gameMap.GameObjDict) + { + if (keyValuePair.Key != GameObjIdx.Map) + { + gameMap.GameObjLockDict[keyValuePair.Key].EnterReadLock(); + try + { + gameObjList.AddRange(gameMap.GameObjDict[keyValuePair.Key]); + } + finally + { + gameMap.GameObjLockDict[keyValuePair.Key].ExitReadLock(); + } + } + } + return gameObjList; + } + public Game(uint[,] mapResource, int numOfTeam) + { + // if (numOfTeam > maxTeamNum) throw new TeamNumOverFlowException(); + + gameMap = new Map(mapResource); + + // 加入队伍 + this.numOfTeam = numOfTeam; + teamList = new List(); + for (int i = 0; i < numOfTeam; ++i) + { + teamList.Add(new Team()); + } + + skillManager = new SkillManager(); + attackManager = new AttackManager(gameMap); + moveManager = new MoveManager(gameMap); + propManager = new PropManager(gameMap); + } + } +} diff --git a/logic/Gaming/PropManager.cs b/logic/Gaming/PropManager.cs new file mode 100644 index 0000000..ed3eae5 --- /dev/null +++ b/logic/Gaming/PropManager.cs @@ -0,0 +1,247 @@ +using System.Collections.Generic; +using GameClass.GameObj; +using System.Threading; +using Preparation.GameData; +using Preparation.Utility; +using System; +using Timothy.FrameRateTask; +using GameEngine; + +namespace Gaming +{ + public partial class Game + { + private readonly PropManager propManager; + private class PropManager + { + private readonly Map gameMap; + + private MoveEngine moveEngine; + + private bool isProducingProp = false; + + private readonly List availableCellForGenerateProp; + public void StartProducing() + { + if (isProducingProp) + return; + isProducingProp = true; + ProduceProp(); + } + + public void UseProp(Character player) + { + if (player.IsResetting) + return; + Prop? prop = player.UseProp(); + switch (prop?.GetPropType()) + { + case PropType.Spear: + player.AddSpear(GameData.PropDuration); + break; + case PropType.Shield: + player.AddShield(GameData.PropDuration); + break; + case PropType.addLIFE: + player.AddLIFE(GameData.PropDuration); + break; + case PropType.addSpeed: + player.AddMoveSpeed(GameData.PropDuration); + break; + default: + break; + } + } + + ///

+ /// + /// + /// + /// 若不指定，则自动判断可捡起什么道具 + /// + public bool PickProp(Character player, PropType propType = PropType.Null) + { + if (player.IsResetting) + return false; + Prop? pickProp = null; + if (propType == PropType.Null) // 自动检查有无道具可捡 + { + gameMap.GameObjLockDict[GameObjIdx.Prop].EnterReadLock(); + try + { + foreach (Prop prop in gameMap.GameObjDict[GameObjIdx.Prop]) + { + if (GameData.IsInTheSameCell(prop.Position, player.Position) && prop.CanMove == false) + { + pickProp = prop; + } + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Prop].ExitReadLock(); + } + } + else + { + gameMap.GameObjLockDict[GameObjIdx.Prop].EnterReadLock(); + try + { + foreach (Prop prop in gameMap.GameObjDict[GameObjIdx.Prop]) + { + if (prop.GetPropType() == propType) + { + if (GameData.IsInTheSameCell(prop.Position, player.Position) && prop.CanMove == false) + { + pickProp = prop; + } + } + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Prop].ExitReadLock(); + } + } + + if (pickProp != null) + { + // pickProp.CanMove = false; + Prop? dropProp = null; + if (player.PropInventory != null) // 若角色原来有道具，则原始道具掉落在原地 + { + dropProp = player.PropInventory; + dropProp.SetNewPos(GameData.GetCellCenterPos(player.Position.x / GameData.numOfPosGridPerCell, player.Position.y / GameData.numOfPosGridPerCell)); + } + player.PropInventory = pickProp; + gameMap.GameObjLockDict[GameObjIdx.Prop].EnterWriteLock(); + try + { + gameMap.GameObjDict[GameObjIdx.Prop].Remove(pickProp); + if (dropProp != null) + gameMap.GameObjDict[GameObjIdx.Prop].Add(dropProp); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Prop].ExitWriteLock(); + } + gameMap.GameObjLockDict[GameObjIdx.PickedProp].EnterWriteLock(); + try + { + gameMap.GameObjDict[GameObjIdx.PickedProp].Add(new PickedProp(pickProp)); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.PickedProp].ExitWriteLock(); + } + + return true; + } + else + return false; + } + + public void ThrowProp(Character player, int timeInMilliseconds, double angle) + { + if (!gameMap.Timer.IsGaming) + return; + if (player.IsResetting) // 移动中也能扔，但由于“惯性”，可能初始位置会有点变化 + return; + Prop? prop = player.UseProp(); + if (prop == null) + return; + + prop.CanMove = true; + prop.SetNewPos(player.Position); + gameMap.GameObjLockDict[GameObjIdx.Prop].EnterWriteLock(); + try + { + gameMap.GameObjDict[GameObjIdx.Prop].Add(prop); + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Prop].ExitWriteLock(); + } + timeInMilliseconds = timeInMilliseconds < GameData.PropMaxMoveDistance / prop.MoveSpeed * 1000 ? timeInMilliseconds : GameData.PropMaxMoveDistance / prop.MoveSpeed * 1000; + moveEngine.MoveObj(prop, timeInMilliseconds, angle); + } + private void ProduceProp() + { + int len = availableCellForGenerateProp.Count; + Random r = new Random(Environment.TickCount); + new Thread + ( + () => + { + while (!gameMap.Timer.IsGaming) + Thread.Sleep(1000); + new FrameRateTaskExecutor( + () => gameMap.Timer.IsGaming, + () => + { + int rand = r.Next(0, len); + XY randPos = availableCellForGenerateProp[rand]; + + gameMap.GameObjLockDict[GameObjIdx.Prop].EnterWriteLock(); + try + { + switch (r.Next(0, 4)) + { + case 0: + gameMap.GameObjDict[GameObjIdx.Prop].Add(new AddLIFE(randPos)); + break; + case 1: + gameMap.GameObjDict[GameObjIdx.Prop].Add(new AddSpeed(randPos)); + break; + case 2: + gameMap.GameObjDict[GameObjIdx.Prop].Add(new Shield(randPos)); + break; + case 3: + gameMap.GameObjDict[GameObjIdx.Prop].Add(new Spear(randPos)); + break; + default: + break; + } + } + finally + { + gameMap.GameObjLockDict[GameObjIdx.Prop].ExitWriteLock(); + } + }, + GameData.PropProduceTime, + () => 0 + ) + .Start(); + } + ) + { IsBackground = true }.Start(); + } + public PropManager(Map gameMap) // 道具不能扔过墙 + { + this.gameMap = gameMap; + this.moveEngine = new MoveEngine( + gameMap: gameMap, + OnCollision: (obj, collision, moveVec) => + { return MoveEngine.AfterCollision.MoveMax; }, + EndMove: obj => + { + // obj.Place = gameMap.GetPlaceType((GameObj)obj); + obj.CanMove = false; + Debugger.Output(obj, " end move at " + obj.Position.ToString() + " At time: " + Environment.TickCount64); + } + ); + availableCellForGenerateProp = new List(); + for (int i = 0; i < gameMap.ProtoGameMap.GetLength(0); i++) + { + for (int j = 0; j < gameMap.ProtoGameMap.GetLength(1); j++) + { + if (gameMap.ProtoGameMap[i, j] == (int)MapInfo.MapInfoObjType.Null) + { + availableCellForGenerateProp.Add(GameData.GetCellCenterPos(i, j)); + } + } + } + } + } + } +} diff --git a/logic/Gaming/SkillManager.cs b/logic/Gaming/SkillManager.cs new file mode 100644 index 0000000..faed93f --- /dev/null +++ b/logic/Gaming/SkillManager.cs @@ -0,0 +1,21 @@ +using System; +using GameClass.GameObj; + +namespace Gaming +{ + public partial class Game + { + readonly SkillManager skillManager; + private class SkillManager + { + public bool UseCommonSkill(Character character) + { + return character.UseCommonSkill(); + } + public void UsePassiveSkill(Character character) + { + character.UsePassiveSkill(); + } + } + } +} diff --git a/logic/Preparation/Interface/ICharacter.cs b/logic/Preparation/Interface/ICharacter.cs index a708e00..a0087f4 100644 --- a/logic/Preparation/Interface/ICharacter.cs +++ b/logic/Preparation/Interface/ICharacter.cs @@ -7,5 +7,6 @@ namespace Preparation.Interface { public long TeamID { get; } public int HP { get; set; } + public double Vampire { get; } } } \ No newline at end of file diff --git a/logic/Preparation/Utility/EnumType.cs b/logic/Preparation/Utility/EnumType.cs index 35c481c..406824e 100644 --- a/logic/Preparation/Utility/EnumType.cs +++ b/logic/Preparation/Utility/EnumType.cs @@ -85,10 +85,11 @@ namespace Preparation.Utility { None = 0, Player = 1, - Prop = 2, - Map = 3, - BombedBullet = 4, - PickedProp = 5 + Bullet = 2, + Prop = 3, + Map = 4, + BombedBullet = 5, + PickedProp = 6 } } public enum MapInfoObjType