diff options
Diffstat (limited to 'Modules/CheckLanguage.cmake')
| -rw-r--r-- | Modules/CheckLanguage.cmake | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Modules/CheckLanguage.cmake b/Modules/CheckLanguage.cmake index 1ea91d2..ce92bfe 100644 --- a/Modules/CheckLanguage.cmake +++ b/Modules/CheckLanguage.cmake @@ -31,6 +31,8 @@ # message(STATUS "No Fortran support") # endif() +include_guard(GLOBAL) + macro(check_language lang) if(NOT DEFINED CMAKE_${lang}_COMPILER) set(_desc "Looking for a ${lang} compiler") @@ -43,11 +45,17 @@ file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\" \"set(CMAKE_${lang}_COMPILER \\\"\${CMAKE_${lang}_COMPILER}\\\")\\n\" ) ") + if(CMAKE_GENERATOR_INSTANCE) + set(_D_CMAKE_GENERATOR_INSTANCE "-DCMAKE_GENERATOR_INSTANCE:INTERNAL=${CMAKE_GENERATOR_INSTANCE}") + else() + set(_D_CMAKE_GENERATOR_INSTANCE "") + endif() execute_process( WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/Check${lang} COMMAND ${CMAKE_COMMAND} . -G ${CMAKE_GENERATOR} -A "${CMAKE_GENERATOR_PLATFORM}" -T "${CMAKE_GENERATOR_TOOLSET}" + ${_D_CMAKE_GENERATOR_INSTANCE} OUTPUT_VARIABLE output ERROR_VARIABLE output RESULT_VARIABLE result |