diff options
Diffstat (limited to 'Tests/RunCMake/try_compile/LinkOptions.cmake')
| -rw-r--r-- | Tests/RunCMake/try_compile/LinkOptions.cmake | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Tests/RunCMake/try_compile/LinkOptions.cmake b/Tests/RunCMake/try_compile/LinkOptions.cmake new file mode 100644 index 0000000..9b246c4 --- /dev/null +++ b/Tests/RunCMake/try_compile/LinkOptions.cmake @@ -0,0 +1,38 @@ + +enable_language(C) + +cmake_policy(SET CMP0054 NEW) + +set (lib_name "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}lib${CMAKE_STATIC_LIBRARY_SUFFIX}") +if (CMAKE_SYSTEM_NAME STREQUAL "Windows") + if (RunCMake_C_COMPILER_ID STREQUAL "MSVC") + if (CMAKE_SIZEOF_VOID_P EQUAL 4) + set (undef_flag /INCLUDE:_func) + else() + set (undef_flag /INCLUDE:func) + endif() + else() + if (CMAKE_SIZEOF_VOID_P EQUAL 4) + set (undef_flag -u _func) + else() + set (undef_flag -u func) + endif() + endif() +elseif (CMAKE_SYSTEM_NAME STREQUAL "Darwin") + set (undef_flag -u _func) +else() + set (undef_flag -u func) +endif() + +set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY) +try_compile(result ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/lib.c + COPY_FILE "${lib_name}") + +set(CMAKE_TRY_COMPILE_TARGET_TYPE EXECUTABLE) +try_compile(result ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/main.c + OUTPUT_VARIABLE out + LINK_OPTIONS ${undef_flag} "${lib_name}") + +if(NOT result) + message(FATAL_ERROR "try_compile(... LINK_OPTIONS ...) failed:\n${out}") +endif() |