Add Microsoft Windows 10 UWP build support

CMakeLists.txt

@@ -236,7 +236,11 @@ install(TARGETS ${OpenBLAS_LIBNAME}
 	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/config.h
 	COMMAND ${GENCONFIG_BIN} ${CMAKE_CURRENT_SOURCE_DIR}/config.h ${CMAKE_CURRENT_SOURCE_DIR}/openblas_config_template.h > ${CMAKE_BINARY_DIR}/openblas_config.h
 	)
-	ADD_CUSTOM_TARGET(genconfig DEPENDS openblas_config.h)	
+
+	ADD_CUSTOM_TARGET(genconfig
+	ALL
+	DEPENDS openblas_config.h
+	)
 	add_dependencies(genconfig ${OpenBLAS_LIBNAME})
 
 	install (FILES ${CMAKE_BINARY_DIR}/openblas_config.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
@@ -244,6 +248,7 @@ install(TARGETS ${OpenBLAS_LIBNAME}
 	message(STATUS "Generating f77blas.h in ${CMAKE_INSTALL_INCLUDEDIR}")
 
 	ADD_CUSTOM_TARGET(genf77blas
+	ALL
 	COMMAND ${AWK} 'BEGIN{print \"\#ifndef OPENBLAS_F77BLAS_H\" \; print \"\#define OPENBLAS_F77BLAS_H\" \; print \"\#include \\"openblas_config.h\\" \"}; NF {print}; END{print \"\#endif\"}' ${CMAKE_CURRENT_SOURCE_DIR}/common_interface.h > ${CMAKE_BINARY_DIR}/f77blas.h
 	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/config.h
 	)
@@ -255,11 +260,11 @@ if(NOT NO_CBLAS)
 	message (STATUS "Generating cblas.h in ${CMAKE_INSTALL_INCLUDEDIR}")
 
 	ADD_CUSTOM_TARGET(gencblas
+	ALL
 	COMMAND ${SED} 's/common/openblas_config/g' ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h > "${CMAKE_BINARY_DIR}/cblas.tmp"
 	COMMAND cp "${CMAKE_BINARY_DIR}/cblas.tmp" "${CMAKE_BINARY_DIR}/cblas.h"
 	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h
 	)
-
 	add_dependencies(gencblas ${OpenBLAS_LIBNAME})
 
 	install (FILES ${CMAKE_BINARY_DIR}/cblas.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

cmake/c_check.cmake

@@ -91,3 +91,8 @@ file(WRITE ${TARGET_CONF}
   "#define __${BINARY}BIT__\t1\n"
   "#define FUNDERSCORE\t${FU}\n")
 
+if (${HOST_OS} STREQUAL "WINDOWSSTORE")
+  file(APPEND ${TARGET_CONF}
+    "#define OS_WINNT\t1\n")
+endif ()
+

cmake/prebuild.cmake

@@ -72,20 +72,26 @@ if (MSVC)
 set(GETARCH_FLAGS ${GETARCH_FLAGS} -DFORCE_GENERIC)
 endif()
 
+if ("${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
+  # disable WindowsStore strict CRT checks
+  set(GETARCH_FLAGS ${GETARCH_FLAGS} -D_CRT_SECURE_NO_WARNINGS)
+endif ()
+
 set(GETARCH_DIR "${PROJECT_BINARY_DIR}/getarch_build")
 set(GETARCH_BIN "getarch${CMAKE_EXECUTABLE_SUFFIX}")
 file(MAKE_DIRECTORY ${GETARCH_DIR})
-try_compile(GETARCH_RESULT ${GETARCH_DIR}
-  SOURCES ${GETARCH_SRC}
-  COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} -I${PROJECT_SOURCE_DIR}
-  OUTPUT_VARIABLE GETARCH_LOG
-  COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH_BIN}
-)
-
-if (NOT ${GETARCH_RESULT})
-  MESSAGE(FATAL_ERROR "Compiling getarch failed ${GETARCH_LOG}")
+if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
+  try_compile(GETARCH_RESULT ${GETARCH_DIR}
+    SOURCES ${GETARCH_SRC}
+    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} -I${PROJECT_SOURCE_DIR}
+    OUTPUT_VARIABLE GETARCH_LOG
+    COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH_BIN}
+  )
+
+  if (NOT ${GETARCH_RESULT})
+    MESSAGE(FATAL_ERROR "Compiling getarch failed ${GETARCH_LOG}")
+  endif ()
 endif ()
-
 message(STATUS "Running getarch")
 
 # use the cmake binary w/ the -E param to run a shell command in a cross-platform way
@@ -101,15 +107,17 @@ ParseGetArchVars(${GETARCH_MAKE_OUT})
 set(GETARCH2_DIR "${PROJECT_BINARY_DIR}/getarch2_build")
 set(GETARCH2_BIN "getarch_2nd${CMAKE_EXECUTABLE_SUFFIX}")
 file(MAKE_DIRECTORY ${GETARCH2_DIR})
-try_compile(GETARCH2_RESULT ${GETARCH2_DIR}
-  SOURCES ${PROJECT_SOURCE_DIR}/getarch_2nd.c
-  COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GETARCH2_FLAGS} -I${PROJECT_SOURCE_DIR}
-  OUTPUT_VARIABLE GETARCH2_LOG
-  COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH2_BIN}
-)
-
-if (NOT ${GETARCH2_RESULT})
-  MESSAGE(FATAL_ERROR "Compiling getarch_2nd failed ${GETARCH2_LOG}")
+if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
+  try_compile(GETARCH2_RESULT ${GETARCH2_DIR}
+    SOURCES ${PROJECT_SOURCE_DIR}/getarch_2nd.c
+    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GETARCH2_FLAGS} -I${PROJECT_SOURCE_DIR}
+    OUTPUT_VARIABLE GETARCH2_LOG
+    COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH2_BIN}
+  )
+
+  if (NOT ${GETARCH2_RESULT})
+    MESSAGE(FATAL_ERROR "Compiling getarch_2nd failed ${GETARCH2_LOG}")
+  endif ()
 endif ()
 
 # use the cmake binary w/ the -E param to run a shell command in a cross-platform way
@@ -126,13 +134,15 @@ set(GEN_CONFIG_H_BIN "gen_config_h${CMAKE_EXECUTABLE_SUFFIX}")
 set(GEN_CONFIG_H_FLAGS "-DVERSION=\"${OpenBLAS_VERSION}\"")
 file(MAKE_DIRECTORY ${GEN_CONFIG_H_DIR})
 
-try_compile(GEN_CONFIG_H_RESULT ${GEN_CONFIG_H_DIR}
-  SOURCES ${PROJECT_SOURCE_DIR}/gen_config_h.c
-  COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GEN_CONFIG_H_FLAGS} -I${PROJECT_SOURCE_DIR}
-  OUTPUT_VARIABLE GEN_CONFIG_H_LOG
-  COPY_FILE ${PROJECT_BINARY_DIR}/${GEN_CONFIG_H_BIN}
-)
-
-if (NOT ${GEN_CONFIG_H_RESULT})
-  MESSAGE(FATAL_ERROR "Compiling gen_config_h failed ${GEN_CONFIG_H_LOG}")
-endif ()
+if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
+  try_compile(GEN_CONFIG_H_RESULT ${GEN_CONFIG_H_DIR}
+    SOURCES ${PROJECT_SOURCE_DIR}/gen_config_h.c
+    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GEN_CONFIG_H_FLAGS} -I${PROJECT_SOURCE_DIR}
+    OUTPUT_VARIABLE GEN_CONFIG_H_LOG
+    COPY_FILE ${PROJECT_BINARY_DIR}/${GEN_CONFIG_H_BIN}
+  )
+
+  if (NOT ${GEN_CONFIG_H_RESULT})
+    MESSAGE(FATAL_ERROR "Compiling gen_config_h failed ${GEN_CONFIG_H_LOG}")
+  endif ()
+endif ()

common.h

@@ -425,6 +425,10 @@ please https://github.com/xianyi/OpenBLAS/issues/246
 #endif
 
 #ifndef ASSEMBLER
+#ifdef OS_WINDOWSSTORE
+typedef char env_var_t[MAX_PATH];
+#define readenv(p, n) 0
+#else
 #ifdef OS_WINDOWS
 typedef char env_var_t[MAX_PATH];
 #define readenv(p, n) GetEnvironmentVariable((LPCTSTR)(n), (LPTSTR)(p), sizeof(p))
@@ -432,6 +436,7 @@ typedef char env_var_t[MAX_PATH];
 typedef char* env_var_t;
 #define readenv(p, n) ((p)=getenv(n))
 #endif
+#endif
 
 #if !defined(RPCC_DEFINED) && !defined(OS_WINDOWS)
 #ifdef _POSIX_MONOTONIC_CLOCK
@@ -654,7 +659,11 @@ static __inline void blas_unlock(volatile BLASULONG *address){
   *address = 0;
 }
 
-
+#ifdef OS_WINDOWSSTORE
+static __inline int readenv_atoi(char *env) {
+	return 0;
+}
+#else
 #ifdef OS_WINDOWS
 static __inline int readenv_atoi(char *env) {
   env_var_t p;
@@ -669,7 +678,7 @@ static __inline int readenv_atoi(char *env) {
 	return(0);
 }
 #endif
-
+#endif
 
 #if !defined(XDOUBLE) || !defined(QUAD_PRECISION)
 

driver/others/CMakeLists.txt

@@ -12,6 +12,8 @@ if (SMP)
     set(BLAS_SERVER blas_server_omp.c)
   elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
     set(BLAS_SERVER blas_server_win32.c)
+  elseif (${CMAKE_SYSTEM_NAME} STREQUAL "WindowsStore")
+    set(BLAS_SERVER blas_server_win32.c)
   endif ()
 
   if (NOT DEFINED BLAS_SERVER)

driver/others/blas_server_win32.c

@@ -443,8 +443,11 @@ int BLASFUNC(blas_thread_shutdown)(void){
     SetEvent(pool.killed);
 
     for(i = 0; i < blas_num_threads - 1; i++){
-     WaitForSingleObject(blas_threads[i], 5);  //INFINITE);
-	 TerminateThread(blas_threads[i],0);
+      WaitForSingleObject(blas_threads[i], 5);  //INFINITE);
+#ifndef OS_WINDOWSSTORE
+// TerminateThread is only available with WINAPI_DESKTOP and WINAPI_SYSTEM not WINAPI_APP in UWP
+      TerminateThread(blas_threads[i],0);
+#endif
     }
 
     blas_server_avail = 0;

utest/CMakeLists.txt

@@ -21,6 +21,10 @@ if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 target_link_libraries(${OpenBLAS_utest_bin} m)
 endif()
 
+if (${CMAKE_SYSTEM_NAME} STREQUAL "WindowsStore")
+set_target_properties( ${OpenBLAS_utest_bin} PROPERTIES COMPILE_DEFINITIONS "_CRT_SECURE_NO_WARNINGS")
+endif()
+
 #Set output for utest
 set_target_properties( ${OpenBLAS_utest_bin} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
 foreach (OUTPUTCONFIG ${CMAKE_CONFIGURATION_TYPES})