diff options
Diffstat (limited to 'share/cmake-3.6/Modules/Compiler/AppleClang-C.cmake')
| -rwxr-xr-x | share/cmake-3.6/Modules/Compiler/AppleClang-C.cmake | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/share/cmake-3.6/Modules/Compiler/AppleClang-C.cmake b/share/cmake-3.6/Modules/Compiler/AppleClang-C.cmake new file mode 100755 index 0000000..1cc72c0 --- /dev/null +++ b/share/cmake-3.6/Modules/Compiler/AppleClang-C.cmake @@ -0,0 +1,42 @@ +include(Compiler/Clang) +__compiler_clang(C) + +if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.0) + set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c90") + set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu90") + + set(CMAKE_C99_STANDARD_COMPILE_OPTION "-std=c99") + set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu99") + + set(CMAKE_C11_STANDARD_COMPILE_OPTION "-std=c11") + set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu11") +endif() + +if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.0) + if (NOT CMAKE_C_COMPILER_FORCED) + if (NOT CMAKE_C_STANDARD_COMPUTED_DEFAULT) + message(FATAL_ERROR "CMAKE_C_STANDARD_COMPUTED_DEFAULT should be set for ${CMAKE_C_COMPILER_ID} (${CMAKE_C_COMPILER}) version ${CMAKE_C_COMPILER_VERSION}") + endif() + set(CMAKE_C_STANDARD_DEFAULT ${CMAKE_C_STANDARD_COMPUTED_DEFAULT}) + elseif(NOT DEFINED CMAKE_C_STANDARD_DEFAULT) + # Compiler id was forced so just guess the default standard level. + set(CMAKE_C_STANDARD_DEFAULT 99) + endif() +endif() + +macro(cmake_record_c_compile_features) + macro(_get_appleclang_features std_version list) + record_compiler_features(C "${std_version}" ${list}) + endmacro() + + set(_result 0) + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.0) + _get_appleclang_features(${CMAKE_C11_STANDARD_COMPILE_OPTION} CMAKE_C11_COMPILE_FEATURES) + if (_result EQUAL 0) + _get_appleclang_features(${CMAKE_C99_STANDARD_COMPILE_OPTION} CMAKE_C99_COMPILE_FEATURES) + endif() + if (_result EQUAL 0) + _get_appleclang_features(${CMAKE_C90_STANDARD_COMPILE_OPTION} CMAKE_C90_COMPILE_FEATURES) + endif() + endif() +endmacro() |