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authorBrad King <brad.king@kitware.com>2014-05-20 13:40:14 (GMT)
committerCMake Topic Stage <kwrobot@kitware.com>2014-05-20 13:40:14 (GMT)
commitc1edede31f4e979826a5fc0f6e56b1b59cb00f21 (patch)
tree11ca8f038a7e363ebd7b218d5cf753fae4b1cd4d /Modules/CMakeDetermineCompileFeatures.cmake
parent8897116df8e8a6576f2736b96b8e0d529c26139e (diff)
parente0890d03a48d12904ffe24aa94fb2847d8d5f4e7 (diff)
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Merge topic 'compile-features-C-language'
e0890d03 Features: Extend concept to C language.
Diffstat (limited to 'Modules/CMakeDetermineCompileFeatures.cmake')
-rw-r--r--Modules/CMakeDetermineCompileFeatures.cmake40
1 files changed, 39 insertions, 1 deletions
diff --git a/Modules/CMakeDetermineCompileFeatures.cmake b/Modules/CMakeDetermineCompileFeatures.cmake
index 583ff8d..3762912 100644
--- a/Modules/CMakeDetermineCompileFeatures.cmake
+++ b/Modules/CMakeDetermineCompileFeatures.cmake
@@ -14,7 +14,45 @@
function(cmake_determine_compile_features lang)
- if(lang STREQUAL CXX AND COMMAND cmake_record_cxx_compile_features)
+ 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)