mirror of
https://github.com/Detanup01/gbe_fork.git
synced 2024-12-02 23:35:37 +08:00
130 lines
5.1 KiB
CMake
130 lines
5.1 KiB
CMake
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macro(_record_compiler_features lang compile_flags feature_list)
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include("${CMAKE_ROOT}/Modules/Compiler/${CMAKE_${lang}_COMPILER_ID}-${lang}-FeatureTests.cmake" OPTIONAL)
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string(TOLOWER ${lang} lang_lc)
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file(REMOVE "${CMAKE_BINARY_DIR}/CMakeFiles/feature_tests.bin")
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set(_content "
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const char features[] = {\"\\n\"\n")
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get_property(known_features GLOBAL PROPERTY CMAKE_${lang}_KNOWN_FEATURES)
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foreach(feature ${known_features})
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if (_cmake_feature_test_${feature})
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if (${_cmake_feature_test_${feature}} STREQUAL 1)
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set(_feature_condition "\"1\" ")
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else()
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set(_feature_condition "#if ${_cmake_feature_test_${feature}}\n\"1\"\n#else\n\"0\"\n#endif\n")
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endif()
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string(APPEND _content
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"\"${lang}_FEATURE:\"\n${_feature_condition}\"${feature}\\n\"\n")
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endif()
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endforeach()
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string(APPEND _content
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"\n};\n\nint main(int argc, char** argv) { (void)argv; return features[argc]; }\n")
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if(CMAKE_${lang}_LINK_WITH_STANDARD_COMPILE_OPTION)
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# This toolchain requires use of the language standard flag
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# when linking in order to use the matching standard library.
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set(compile_flags_for_link "${compile_flags}")
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else()
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set(compile_flags_for_link "")
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endif()
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try_compile(CMAKE_${lang}_FEATURE_TEST
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SOURCE_FROM_VAR "feature_tests.${lang_lc}" _content
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COMPILE_DEFINITIONS "${compile_flags}"
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LINK_LIBRARIES "${compile_flags_for_link}"
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COPY_FILE "${CMAKE_BINARY_DIR}/CMakeFiles/feature_tests.bin"
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COPY_FILE_ERROR _copy_error
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)
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if(NOT CMAKE_${lang}_FEATURE_TEST)
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set(_result 255)
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elseif(_copy_error)
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set(_result 255)
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message(WARNING "${_copy_error}")
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else()
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set(_result 0)
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endif()
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unset(CMAKE_${lang}_FEATURE_TEST CACHE)
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unset(compile_flags_for_link)
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if (_result EQUAL 0)
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if(EXISTS "${CMAKE_BINARY_DIR}/CMakeFiles/feature_tests.bin")
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file(STRINGS "${CMAKE_BINARY_DIR}/CMakeFiles/feature_tests.bin"
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features REGEX "${lang}_FEATURE:.*")
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foreach(info ${features})
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string(REPLACE "${lang}_FEATURE:" "" info ${info})
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string(SUBSTRING ${info} 0 1 has_feature)
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if(has_feature)
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string(REGEX REPLACE "^1" "" feature ${info})
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list(APPEND ${feature_list} ${feature})
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endif()
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endforeach()
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endif()
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endif()
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endmacro()
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macro(_record_compiler_features_c std)
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list(APPEND CMAKE_C${std}_COMPILE_FEATURES c_std_${std})
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get_property(lang_level_has_features GLOBAL PROPERTY CMAKE_C${std}_KNOWN_FEATURES)
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if(lang_level_has_features)
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_record_compiler_features(C "${CMAKE_C${std}_STANDARD_COMPILE_OPTION}" CMAKE_C${std}_COMPILE_FEATURES)
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endif()
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unset(lang_level_has_features)
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endmacro()
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macro(_record_compiler_features_cxx std)
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list(APPEND CMAKE_CXX${std}_COMPILE_FEATURES cxx_std_${std})
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get_property(lang_level_has_features GLOBAL PROPERTY CMAKE_CXX${std}_KNOWN_FEATURES)
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if(lang_level_has_features)
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_record_compiler_features(CXX "${CMAKE_CXX${std}_STANDARD_COMPILE_OPTION}" CMAKE_CXX${std}_COMPILE_FEATURES)
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endif()
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unset(lang_level_has_features)
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endmacro()
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macro(_record_compiler_features_cuda std)
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list(APPEND CMAKE_CUDA${std}_COMPILE_FEATURES cuda_std_${std})
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get_property(lang_level_has_features GLOBAL PROPERTY CMAKE_CUDA${std}_KNOWN_FEATURES)
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if(lang_level_has_features)
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_record_compiler_features(CUDA "${CMAKE_CUDA${std}_STANDARD_COMPILE_OPTION}" CMAKE_CUDA${std}_COMPILE_FEATURES)
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endif()
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unset(lang_level_has_features)
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endmacro()
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macro(_record_compiler_features_hip std)
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list(APPEND CMAKE_HIP${std}_COMPILE_FEATURES hip_std_${std})
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get_property(lang_level_has_features GLOBAL PROPERTY CMAKE_HIP${std}_KNOWN_FEATURES)
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if(lang_level_has_features)
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_record_compiler_features(HIP "${CMAKE_HIP${std}_STANDARD_COMPILE_OPTION}" CMAKE_HIP${std}_COMPILE_FEATURES)
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endif()
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unset(lang_level_has_features)
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endmacro()
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macro(_has_compiler_features lang level compile_flags feature_list)
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# presume all known features are supported
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get_property(known_features GLOBAL PROPERTY CMAKE_${lang}${level}_KNOWN_FEATURES)
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list(APPEND ${feature_list} ${known_features})
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endmacro()
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macro(_has_compiler_features_c std)
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list(APPEND CMAKE_C${std}_COMPILE_FEATURES c_std_${std})
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_has_compiler_features(C ${std} "${CMAKE_C${std}_STANDARD_COMPILE_OPTION}" CMAKE_C${std}_COMPILE_FEATURES)
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endmacro()
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macro(_has_compiler_features_cxx std)
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list(APPEND CMAKE_CXX${std}_COMPILE_FEATURES cxx_std_${std})
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_has_compiler_features(CXX ${std} "${CMAKE_CXX${std}_STANDARD_COMPILE_OPTION}" CMAKE_CXX${std}_COMPILE_FEATURES)
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endmacro()
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macro(_has_compiler_features_cuda std)
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list(APPEND CMAKE_CUDA${std}_COMPILE_FEATURES cuda_std_${std})
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_has_compiler_features(CUDA ${std} "${CMAKE_CUDA${std}_STANDARD_COMPILE_OPTION}" CMAKE_CUDA${std}_COMPILE_FEATURES)
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endmacro()
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macro(_has_compiler_features_hip std)
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list(APPEND CMAKE_HIP${std}_COMPILE_FEATURES hip_std_${std})
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_has_compiler_features(HIP ${std} "${CMAKE_HIP${std}_STANDARD_COMPILE_OPTION}" CMAKE_HIP${std}_COMPILE_FEATURES)
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endmacro()
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