mirror of
https://github.com/thunderbrewhq/thunderbrew
synced 2025-10-30 07:46:03 +03:00
163 lines
6.1 KiB
CMake
163 lines
6.1 KiB
CMake
macro(SDL_DetectCompiler)
|
|
set(USE_CLANG FALSE)
|
|
set(USE_GCC FALSE)
|
|
set(USE_INTELCC FALSE)
|
|
set(USE_QCC FALSE)
|
|
if(CMAKE_C_COMPILER_ID MATCHES "Clang|IntelLLVM")
|
|
set(USE_CLANG TRUE)
|
|
# Visual Studio 2019 v16.2 added support for Clang/LLVM.
|
|
# Check if a Visual Studio project is being generated with the Clang toolset.
|
|
if(MSVC)
|
|
set(MSVC_CLANG TRUE)
|
|
endif()
|
|
elseif(CMAKE_COMPILER_IS_GNUCC)
|
|
set(USE_GCC TRUE)
|
|
elseif(CMAKE_C_COMPILER_ID MATCHES "^Intel$")
|
|
set(USE_INTELCC TRUE)
|
|
elseif(CMAKE_C_COMPILER_ID MATCHES "QCC")
|
|
set(USE_QCC TRUE)
|
|
endif()
|
|
endmacro()
|
|
|
|
function(sdl_target_compile_option_all_languages TARGET OPTION)
|
|
target_compile_options(${TARGET} PRIVATE "$<$<COMPILE_LANGUAGE:C,CXX>:${OPTION}>")
|
|
if(CMAKE_OBJC_COMPILER)
|
|
target_compile_options(${TARGET} PRIVATE "$<$<COMPILE_LANGUAGE:OBJC>:${OPTION}>")
|
|
endif()
|
|
endfunction()
|
|
|
|
function(SDL_AddCommonCompilerFlags TARGET)
|
|
option(SDL_WERROR "Enable -Werror" OFF)
|
|
|
|
get_property(TARGET_TYPE TARGET "${TARGET}" PROPERTY TYPE)
|
|
if(MSVC)
|
|
cmake_push_check_state()
|
|
check_c_compiler_flag("/W3" COMPILER_SUPPORTS_W3)
|
|
if(COMPILER_SUPPORTS_W3)
|
|
target_compile_options(${TARGET} PRIVATE "$<$<COMPILE_LANGUAGE:C,CXX>:/W3>")
|
|
endif()
|
|
cmake_pop_check_state()
|
|
endif()
|
|
|
|
if(USE_GCC OR USE_CLANG OR USE_INTELCC OR USE_QCC)
|
|
if(MINGW)
|
|
# See if GCC's -gdwarf-4 is supported
|
|
# See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101377 for why this is needed on Windows
|
|
cmake_push_check_state()
|
|
check_c_compiler_flag("-gdwarf-4" HAVE_GDWARF_4)
|
|
if(HAVE_GDWARF_4)
|
|
target_compile_options(${TARGET} PRIVATE "$<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:-gdwarf-4>")
|
|
endif()
|
|
cmake_pop_check_state()
|
|
endif()
|
|
|
|
# Check for -Wall first, so later things can override pieces of it.
|
|
# Note: clang-cl treats -Wall as -Weverything (which is very loud),
|
|
# /W3 as -Wall, and /W4 as -Wall -Wextra. So: /W3 is enough.
|
|
check_c_compiler_flag(-Wall HAVE_GCC_WALL)
|
|
if(MSVC_CLANG)
|
|
target_compile_options(${TARGET} PRIVATE "/W3")
|
|
elseif(HAVE_GCC_WALL)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wall")
|
|
if(HAIKU)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wno-multichar")
|
|
endif()
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wundef HAVE_GCC_WUNDEF)
|
|
if(HAVE_GCC_WUNDEF)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wundef")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wfloat-conversion HAVE_GCC_WFLOAT_CONVERSION)
|
|
if(HAVE_GCC_WFLOAT_CONVERSION)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wfloat-conversion")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-fno-strict-aliasing HAVE_GCC_NO_STRICT_ALIASING)
|
|
if(HAVE_GCC_NO_STRICT_ALIASING)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-fno-strict-aliasing")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wdocumentation HAVE_GCC_WDOCUMENTATION)
|
|
if(HAVE_GCC_WDOCUMENTATION)
|
|
if(SDL_WERROR)
|
|
check_c_compiler_flag(-Werror=documentation HAVE_GCC_WERROR_DOCUMENTATION)
|
|
if(HAVE_GCC_WERROR_DOCUMENTATION)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Werror=documentation")
|
|
endif()
|
|
endif()
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wdocumentation")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wdocumentation-unknown-command HAVE_GCC_WDOCUMENTATION_UNKNOWN_COMMAND)
|
|
if(HAVE_GCC_WDOCUMENTATION_UNKNOWN_COMMAND)
|
|
if(SDL_WERROR)
|
|
check_c_compiler_flag(-Werror=documentation-unknown-command HAVE_GCC_WERROR_DOCUMENTATION_UNKNOWN_COMMAND)
|
|
if(HAVE_GCC_WERROR_DOCUMENTATION_UNKNOWN_COMMAND)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Werror=documentation-unknown-command")
|
|
endif()
|
|
endif()
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wdocumentation-unknown-command")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-fcomment-block-commands=threadsafety HAVE_GCC_COMMENT_BLOCK_COMMANDS)
|
|
if(HAVE_GCC_COMMENT_BLOCK_COMMANDS)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-fcomment-block-commands=threadsafety")
|
|
else()
|
|
check_c_compiler_flag(/clang:-fcomment-block-commands=threadsafety HAVE_CLANG_COMMENT_BLOCK_COMMANDS)
|
|
if(HAVE_CLANG_COMMENT_BLOCK_COMMANDS)
|
|
sdl_target_compile_option_all_languages(${TARGET} "/clang:-fcomment-block-commands=threadsafety")
|
|
endif()
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wshadow HAVE_GCC_WSHADOW)
|
|
if(HAVE_GCC_WSHADOW)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wshadow")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wunused-local-typedefs HAVE_GCC_WUNUSED_LOCAL_TYPEDEFS)
|
|
if(HAVE_GCC_WUNUSED_LOCAL_TYPEDEFS)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wno-unused-local-typedefs")
|
|
endif()
|
|
|
|
check_c_compiler_flag(-Wimplicit-fallthrough HAVE_GCC_WIMPLICIT_FALLTHROUGH)
|
|
if(HAVE_GCC_WIMPLICIT_FALLTHROUGH)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Wimplicit-fallthrough")
|
|
endif()
|
|
endif()
|
|
|
|
if(SDL_WERROR)
|
|
if(MSVC)
|
|
check_c_compiler_flag(/WX HAVE_WX)
|
|
if(HAVE_WX)
|
|
target_compile_options(${TARGET} PRIVATE "$<$<COMPILE_LANGUAGE:C,CXX>:/WX>")
|
|
endif()
|
|
elseif(USE_GCC OR USE_CLANG OR USE_INTELCC OR USE_QNX)
|
|
check_c_compiler_flag(-Werror HAVE_WERROR)
|
|
if(HAVE_WERROR)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-Werror")
|
|
endif()
|
|
|
|
if(TARGET_TYPE STREQUAL "SHARED_LIBRARY")
|
|
check_linker_flag(C "-Wl,--no-undefined-version" LINKER_SUPPORTS_NO_UNDEFINED_VERSION)
|
|
if(LINKER_SUPPORTS_NO_UNDEFINED_VERSION)
|
|
target_link_options(${TARGET} PRIVATE "-Wl,--no-undefined-version")
|
|
endif()
|
|
endif()
|
|
endif()
|
|
endif()
|
|
|
|
if(USE_CLANG)
|
|
check_c_compiler_flag("-fcolor-diagnostics" COMPILER_SUPPORTS_FCOLOR_DIAGNOSTICS)
|
|
if(COMPILER_SUPPORTS_FCOLOR_DIAGNOSTICS)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-fcolor-diagnostics")
|
|
endif()
|
|
else()
|
|
check_c_compiler_flag("-fdiagnostics-color=always" COMPILER_SUPPORTS_FDIAGNOSTICS_COLOR_ALWAYS)
|
|
if(COMPILER_SUPPORTS_FDIAGNOSTICS_COLOR_ALWAYS)
|
|
sdl_target_compile_option_all_languages(${TARGET} "-fdiagnostics-color=always")
|
|
endif()
|
|
endif()
|
|
endfunction()
|