diff options
Diffstat (limited to 'CheckCXX11Features.cmake')
| -rw-r--r-- | CheckCXX11Features.cmake | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/CheckCXX11Features.cmake b/CheckCXX11Features.cmake deleted file mode 100644 index 96e2b23..0000000 --- a/CheckCXX11Features.cmake +++ /dev/null @@ -1,105 +0,0 @@ -# Checks for C++11 features -# CXX11_FEATURE_LIST - a list containing all supported features -# HAS_CXX11_AUTO - auto keyword -# HAS_CXX11_NULLPTR - nullptr -# HAS_CXX11_LAMBDA - lambdas -# HAS_CXX11_STATIC_ASSERT - static_assert() -# HAS_CXX11_RVALUE_REFERENCES - rvalue references -# HAS_CXX11_DECLTYPE - decltype keyword -# HAS_CXX11_CSTDINT_H - cstdint header -# HAS_CXX11_LONG_LONG - long long signed & unsigned types -# HAS_CXX11_VARIADIC_TEMPLATES - variadic templates -# HAS_CXX11_CONSTEXPR - constexpr keyword -# HAS_CXX11_SIZEOF_MEMBER - sizeof() non-static members -# HAS_CXX11_FUNC - __func__ preprocessor constant -# -# Original script by Rolf Eike Beer -# Modifications by Andreas Weis -# -CMAKE_MINIMUM_REQUIRED(VERSION 2.8.3) - -SET(CHECK_CXX11_OLD_CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS}) -IF(CMAKE_COMPILER_IS_GNUCXX) - SET(CMAKE_CXX_FLAGS "-std=c++0x") -ELSE("${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}" MATCHES ".*clang.*") - SET(CMAKE_CXX_FLAGS "-std=c++11") -ENDIF() - -MACRO(CXX11_CHECK_FEATURE FEATURE_NAME FEATURE_NUMBER RESULT_VAR) - IF (NOT DEFINED ${RESULT_VAR}) - SET(_bindir "${CMAKE_CURRENT_BINARY_DIR}/cxx11/cxx11_${FEATURE_NAME}") - - IF (${FEATURE_NUMBER}) - SET(_SRCFILE_BASE ${CMAKE_CURRENT_LIST_DIR}/cxx11/c++11-test-${FEATURE_NAME}-N${FEATURE_NUMBER}) - SET(_LOG_NAME "\"${FEATURE_NAME}\" (N${FEATURE_NUMBER})") - ELSE (${FEATURE_NUMBER}) - SET(_SRCFILE_BASE ${CMAKE_CURRENT_LIST_DIR}/cxx11/c++11-test-${FEATURE_NAME}) - SET(_LOG_NAME "\"${FEATURE_NAME}\"") - ENDIF (${FEATURE_NUMBER}) - MESSAGE(STATUS "Checking C++11 support for ${_LOG_NAME}") - - SET(_SRCFILE "${_SRCFILE_BASE}.cpp") - SET(_SRCFILE_FAIL "${_SRCFILE_BASE}_fail.cpp") - SET(_SRCFILE_FAIL_COMPILE "${_SRCFILE_BASE}_fail_compile.cpp") - - IF (CROSS_COMPILING) - try_compile(${RESULT_VAR} "${_bindir}" "${_SRCFILE}") - IF (${RESULT_VAR} AND EXISTS ${_SRCFILE_FAIL}) - try_compile(${RESULT_VAR} "${_bindir}_fail" "${_SRCFILE_FAIL}") - ENDIF (${RESULT_VAR} AND EXISTS ${_SRCFILE_FAIL}) - ELSE (CROSS_COMPILING) - try_run(_RUN_RESULT_VAR _COMPILE_RESULT_VAR - "${_bindir}" "${_SRCFILE}") - IF (_COMPILE_RESULT_VAR AND NOT _RUN_RESULT_VAR) - SET(${RESULT_VAR} TRUE) - ELSE (_COMPILE_RESULT_VAR AND NOT _RUN_RESULT_VAR) - SET(${RESULT_VAR} FALSE) - ENDIF (_COMPILE_RESULT_VAR AND NOT _RUN_RESULT_VAR) - IF (${RESULT_VAR} AND EXISTS ${_SRCFILE_FAIL}) - try_run(_RUN_RESULT_VAR _COMPILE_RESULT_VAR - "${_bindir}_fail" "${_SRCFILE_FAIL}") - IF (_COMPILE_RESULT_VAR AND _RUN_RESULT_VAR) - SET(${RESULT_VAR} TRUE) - ELSE (_COMPILE_RESULT_VAR AND _RUN_RESULT_VAR) - SET(${RESULT_VAR} FALSE) - ENDIF (_COMPILE_RESULT_VAR AND _RUN_RESULT_VAR) - ENDIF (${RESULT_VAR} AND EXISTS ${_SRCFILE_FAIL}) - ENDIF (CROSS_COMPILING) - IF (${RESULT_VAR} AND EXISTS ${_SRCFILE_FAIL_COMPILE}) - try_compile(_TMP_RESULT "${_bindir}_fail_compile" "${_SRCFILE_FAIL_COMPILE}") - IF (_TMP_RESULT) - SET(${RESULT_VAR} FALSE) - ELSE (_TMP_RESULT) - SET(${RESULT_VAR} TRUE) - ENDIF (_TMP_RESULT) - ENDIF (${RESULT_VAR} AND EXISTS ${_SRCFILE_FAIL_COMPILE}) - - IF (${RESULT_VAR}) - MESSAGE(STATUS "Checking C++11 support for ${_LOG_NAME} -- works") - LIST(APPEND CXX11_FEATURE_LIST ${RESULT_VAR}) - ELSE (${RESULT_VAR}) - MESSAGE(STATUS "Checking C++11 support for ${_LOG_NAME} -- not supported") - ENDIF (${RESULT_VAR}) - SET(${RESULT_VAR} ${${RESULT_VAR}} CACHE INTERNAL "C++11 support for ${_LOG_NAME}") - ENDIF (NOT DEFINED ${RESULT_VAR}) -ENDMACRO(CXX11_CHECK_FEATURE) - -CXX11_CHECK_FEATURE("auto" 2546 HAS_CXX11_AUTO) -CXX11_CHECK_FEATURE("nullptr" 2431 HAS_CXX11_NULLPTR) -CXX11_CHECK_FEATURE("lambda" 2927 HAS_CXX11_LAMBDA) -CXX11_CHECK_FEATURE("static_assert" 1720 HAS_CXX11_STATIC_ASSERT) -CXX11_CHECK_FEATURE("rvalue_references" 2118 HAS_CXX11_RVALUE_REFERENCES) -CXX11_CHECK_FEATURE("decltype" 2343 HAS_CXX11_DECLTYPE) -CXX11_CHECK_FEATURE("cstdint" "" HAS_CXX11_CSTDINT_H) -CXX11_CHECK_FEATURE("long_long" 1811 HAS_CXX11_LONG_LONG) -CXX11_CHECK_FEATURE("variadic_templates" 2555 HAS_CXX11_VARIADIC_TEMPLATES) -CXX11_CHECK_FEATURE("constexpr" 2235 HAS_CXX11_CONSTEXPR) -CXX11_CHECK_FEATURE("sizeof_member" 2253 HAS_CXX11_SIZEOF_MEMBER) -CXX11_CHECK_FEATURE("__func__" 2340 HAS_CXX11_FUNC) - -SET(CXX11_FEATURE_LIST ${CXX11_FEATURE_LIST} CACHE STRING "C++11 feature support list") -MARK_AS_ADVANCED(FORCE CXX11_FEATURE_LIST) - -SET(CMAKE_CXX_FLAGS ${CHECK_CXX11_OLD_CMAKE_CXX_FLAGS}) -UNSET(CHECK_CXX11_OLD_CMAKE_CXX_FLAGS) - |