From 041cef434afe0d0c6da8b6ac1d1fa26087246dda Mon Sep 17 00:00:00 2001 From: Eric Haszlakiewicz Date: Mon, 15 Feb 2021 20:19:56 +0000 Subject: [PATCH] Add a DISABLE_EXTRA_LIBS option to skip using libbsd, per @neheb's request on issue #692/commit 0f61f692. --- CMakeLists.txt | 3 ++- cmake-configure | 4 ++++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 30b4f2d..79038aa 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -97,6 +97,7 @@ option(DISABLE_WERROR "Avoid treating compiler warnings as fatal option(ENABLE_RDRAND "Enable RDRAND Hardware RNG Hash Seed." OFF) option(ENABLE_THREADING "Enable partial threading support." OFF) option(OVERRIDE_GET_RANDOM_SEED "Override json_c_get_random_seed() with custom code." OFF) +option(DISABLE_EXTRA_LIBS "Avoid linking against extra libraries, such as libbsd." OFF) if (UNIX OR MINGW OR CYGWIN) @@ -171,7 +172,7 @@ check_symbol_exists(vsnprintf "stdio.h" HAVE_VSNPRINTF) check_symbol_exists(vprintf "stdio.h" HAVE_VPRINTF) check_symbol_exists(arc4random "stdlib.h" HAVE_ARC4RANDOM) -if (NOT HAVE_ARC4RANDOM) +if (NOT HAVE_ARC4RANDOM AND DISABLE_EXTRA_LIBS STREQUAL "OFF") check_include_file(bsd/stdlib.h HAVE_BSD_STDLIB_H) if (HAVE_BSD_STDLIB_H) list(APPEND CMAKE_REQUIRED_LIBRARIES "-lbsd") diff --git a/cmake-configure b/cmake-configure index c8e44ae..dc695e5 100755 --- a/cmake-configure +++ b/cmake-configure @@ -30,6 +30,7 @@ $0 [] [-- []] --enable-static build static libraries [default=yes] --disable-Bsymbolic Avoid linking with -Bsymbolic-function --disable-werror Avoid treating compiler warnings as fatal errors + --disable-extra-libs Avoid linking against extra libraries, such as libbsd EOF exit @@ -73,6 +74,9 @@ while [ $# -gt 0 ] ; do --disable-werror) FLAGS+=(-DDISABLE_WERROR=ON) ;; + --disable-extra-libs) + FLAGS+=(-DDISABLE_EXTRA_LIBS=ON) + ;; --) shift break