24 lines
670 B
CMake
24 lines
670 B
CMake
|
include(CheckCCompilerFlag)
|
||
|
|
|
||
|
|
function(try_add_compile_option option)
|
||
|
|
string(MAKE_C_IDENTIFIER ${option} result)
|
||
|
|
string(TOUPPER ${result} result)
|
||
|
|
set(result "C_SUPPORTS${result}")
|
||
|
|
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
|
||
|
|
if(NOT MSVC)
|
||
|
|
set(CMAKE_REQUIRED_FLAGS "-Werror")
|
||
|
|
endif()
|
||
|
|
check_c_compiler_flag(${option} ${result})
|
||
|
|
if(${result})
|
||
|
|
get_property(compile_options
|
||
|
|
DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
|
||
|
|
PROPERTY COMPILE_OPTIONS
|
||
|
|
)
|
||
|
|
list(APPEND compile_options "${option}")
|
||
|
|
set_property(
|
||
|
|
DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
|
||
|
|
PROPERTY COMPILE_OPTIONS "${compile_options}"
|
||
|
|
)
|
||
|
|
endif()
|
||
|
|
endfunction()
|