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author | MyungJoo Ham <myungjoo.ham@samsung.com> | 2017-10-11 15:16:57 +0900 |
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committer | MyungJoo Ham <myungjoo.ham@samsung.com> | 2017-10-11 15:16:57 +0900 |
commit | 915c76ded744c0f5f151402b9fa69f3fd8452573 (patch) | |
tree | ca6a387466543248890f346847acaa8343989b22 /Modules/CMakeDetermineCompileFeatures.cmake | |
parent | 317dbdb79761ef65e45c7358cfc7571c6afa54ad (diff) | |
download | cmake-915c76ded744c0f5f151402b9fa69f3fd8452573.tar.gz cmake-915c76ded744c0f5f151402b9fa69f3fd8452573.tar.bz2 cmake-915c76ded744c0f5f151402b9fa69f3fd8452573.zip |
Imported Upstream version 3.9.4upstream/3.9.4
Diffstat (limited to 'Modules/CMakeDetermineCompileFeatures.cmake')
-rw-r--r-- | Modules/CMakeDetermineCompileFeatures.cmake | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/Modules/CMakeDetermineCompileFeatures.cmake b/Modules/CMakeDetermineCompileFeatures.cmake new file mode 100644 index 000000000..3ed92bee3 --- /dev/null +++ b/Modules/CMakeDetermineCompileFeatures.cmake @@ -0,0 +1,90 @@ +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + + +function(cmake_determine_compile_features lang) + + if(lang STREQUAL C AND COMMAND cmake_record_c_compile_features) + message(STATUS "Detecting ${lang} compile features") + + set(CMAKE_C90_COMPILE_FEATURES) + set(CMAKE_C99_COMPILE_FEATURES) + set(CMAKE_C11_COMPILE_FEATURES) + + include("${CMAKE_ROOT}/Modules/Internal/FeatureTesting.cmake") + + cmake_record_c_compile_features() + + if(NOT _result EQUAL 0) + message(STATUS "Detecting ${lang} compile features - failed") + return() + endif() + + if (CMAKE_C99_COMPILE_FEATURES AND CMAKE_C11_COMPILE_FEATURES) + list(REMOVE_ITEM CMAKE_C11_COMPILE_FEATURES ${CMAKE_C99_COMPILE_FEATURES}) + endif() + if (CMAKE_C90_COMPILE_FEATURES AND CMAKE_C99_COMPILE_FEATURES) + list(REMOVE_ITEM CMAKE_C99_COMPILE_FEATURES ${CMAKE_C90_COMPILE_FEATURES}) + endif() + + if(NOT CMAKE_C_COMPILE_FEATURES) + set(CMAKE_C_COMPILE_FEATURES + ${CMAKE_C90_COMPILE_FEATURES} + ${CMAKE_C99_COMPILE_FEATURES} + ${CMAKE_C11_COMPILE_FEATURES} + ) + endif() + + set(CMAKE_C_COMPILE_FEATURES ${CMAKE_C_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_C90_COMPILE_FEATURES ${CMAKE_C90_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_C99_COMPILE_FEATURES ${CMAKE_C99_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_C11_COMPILE_FEATURES ${CMAKE_C11_COMPILE_FEATURES} PARENT_SCOPE) + + message(STATUS "Detecting ${lang} compile features - done") + + elseif(lang STREQUAL CXX AND COMMAND cmake_record_cxx_compile_features) + message(STATUS "Detecting ${lang} compile features") + + set(CMAKE_CXX98_COMPILE_FEATURES) + set(CMAKE_CXX11_COMPILE_FEATURES) + set(CMAKE_CXX14_COMPILE_FEATURES) + set(CMAKE_CXX17_COMPILE_FEATURES) + + include("${CMAKE_ROOT}/Modules/Internal/FeatureTesting.cmake") + + cmake_record_cxx_compile_features() + + if(NOT _result EQUAL 0) + message(STATUS "Detecting ${lang} compile features - failed") + return() + endif() + + if (CMAKE_CXX14_COMPILE_FEATURES AND CMAKE_CXX17_COMPILE_FEATURES) + list(REMOVE_ITEM CMAKE_CXX17_COMPILE_FEATURES ${CMAKE_CXX14_COMPILE_FEATURES}) + endif() + if (CMAKE_CXX11_COMPILE_FEATURES AND CMAKE_CXX14_COMPILE_FEATURES) + list(REMOVE_ITEM CMAKE_CXX14_COMPILE_FEATURES ${CMAKE_CXX11_COMPILE_FEATURES}) + endif() + if (CMAKE_CXX98_COMPILE_FEATURES AND CMAKE_CXX11_COMPILE_FEATURES) + list(REMOVE_ITEM CMAKE_CXX11_COMPILE_FEATURES ${CMAKE_CXX98_COMPILE_FEATURES}) + endif() + + if(NOT CMAKE_CXX_COMPILE_FEATURES) + set(CMAKE_CXX_COMPILE_FEATURES + ${CMAKE_CXX98_COMPILE_FEATURES} + ${CMAKE_CXX11_COMPILE_FEATURES} + ${CMAKE_CXX14_COMPILE_FEATURES} + ${CMAKE_CXX17_COMPILE_FEATURES} + ) + endif() + + set(CMAKE_CXX_COMPILE_FEATURES ${CMAKE_CXX_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_CXX98_COMPILE_FEATURES ${CMAKE_CXX98_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_CXX11_COMPILE_FEATURES ${CMAKE_CXX11_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_CXX14_COMPILE_FEATURES ${CMAKE_CXX14_COMPILE_FEATURES} PARENT_SCOPE) + set(CMAKE_CXX17_COMPILE_FEATURES ${CMAKE_CXX17_COMPILE_FEATURES} PARENT_SCOPE) + + message(STATUS "Detecting ${lang} compile features - done") + endif() + +endfunction() |