diff options
Diffstat (limited to 'contrib/cmake/USCXMLMacros.cmake')
| -rw-r--r-- | contrib/cmake/USCXMLMacros.cmake | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/contrib/cmake/USCXMLMacros.cmake b/contrib/cmake/USCXMLMacros.cmake index aa48bcf..cfc8585 100644 --- a/contrib/cmake/USCXMLMacros.cmake +++ b/contrib/cmake/USCXMLMacros.cmake @@ -78,3 +78,34 @@ MACRO(THREE_PART_VERSION_TO_VARS version major minor patch) MESSAGE(FATAL_ERROR "Problem parsing version string, I can't parse it properly.") ENDIF(${version} MATCHES ${THREE_PART_VERSION_REGEX}) ENDMACRO(THREE_PART_VERSION_TO_VARS) + + +MACRO(CHECK_COMPILER_FEATURE feature output) + if (";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";${feature};") + set(${output} ON) + else() + set(${output} OFF) + endif() + +ENDMACRO(CHECK_COMPILER_FEATURE) + + +# +# http://stackoverflow.com/questions/15706318/check-if-cmake-module-exists +# +# This makes use of the fact that if a package configuration file isn't found +# for VAR, then a cache variable VAR_DIR is set to VAR_DIR-NOTFOUND. So if the +# package configuration file is found, either this variable isn't defined, or +# it's set to a valid path (regardless of whether the find_package finds the +# requested package). + +function(CheckHasModule Module) + find_package(${Module} QUIET) + if(NOT DEFINED ${Module}_DIR) + set(HAS_MODULE_${Module} TRUE PARENT_SCOPE) + elseif(${Module}_DIR) + set(HAS_MODULE_${Module} TRUE PARENT_SCOPE) + else() + set(HAS_MODULE_${Module} FALSE PARENT_SCOPE) + endif() +endfunction() |