diff options
Diffstat (limited to 'Modules/CMakeDetermineCompilerId.cmake')
| -rw-r--r-- | Modules/CMakeDetermineCompilerId.cmake | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake index 4a800a8..bf78a5b 100644 --- a/Modules/CMakeDetermineCompilerId.cmake +++ b/Modules/CMakeDetermineCompilerId.cmake @@ -9,7 +9,7 @@ # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= -# (To distributed this file outside of CMake, substitute the full +# (To distribute this file outside of CMake, substitute the full # License text for the above reference.) # Function to compile a source file to identify the compiler. This is @@ -63,7 +63,7 @@ FUNCTION(CMAKE_DETERMINE_COMPILER_ID lang flagvar src) SET(CMAKE_${lang}_COMPILER_ID "${CMAKE_${lang}_COMPILER_ID}" PARENT_SCOPE) SET(CMAKE_${lang}_PLATFORM_ID "${CMAKE_${lang}_PLATFORM_ID}" PARENT_SCOPE) - SET(MSVC_${lang}_ARCHITECTURE_ID "${MSVC_${lang}_ARCHITECTURE_ID}" + SET(MSVC_${lang}_ARCHITECTURE_ID "${MSVC_${lang}_ARCHITECTURE_ID}" PARENT_SCOPE) ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID) @@ -247,7 +247,7 @@ FUNCTION(CMAKE_DETERMINE_COMPILER_ID_CHECK lang file) # Return the information extracted. SET(CMAKE_${lang}_COMPILER_ID "${CMAKE_${lang}_COMPILER_ID}" PARENT_SCOPE) SET(CMAKE_${lang}_PLATFORM_ID "${CMAKE_${lang}_PLATFORM_ID}" PARENT_SCOPE) - SET(MSVC_${lang}_ARCHITECTURE_ID "${MSVC_${lang}_ARCHITECTURE_ID}" + SET(MSVC_${lang}_ARCHITECTURE_ID "${MSVC_${lang}_ARCHITECTURE_ID}" PARENT_SCOPE) SET(CMAKE_EXECUTABLE_FORMAT "${CMAKE_EXECUTABLE_FORMAT}" PARENT_SCOPE) ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID_CHECK lang) @@ -261,6 +261,17 @@ ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID_CHECK lang) # We try running the compiler with the flag for each vendor and # matching its regular expression in the output. FUNCTION(CMAKE_DETERMINE_COMPILER_ID_VENDOR lang) + + IF(NOT CMAKE_${lang}_COMPILER_ID_DIR) + # We get here when this function is called not from within CMAKE_DETERMINE_COMPILER_ID() + # This is done e.g. for detecting the compiler ID for assemblers. + # Compute the directory in which to run the test and Create a clean working directory. + SET(CMAKE_${lang}_COMPILER_ID_DIR ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CompilerId${lang}) + FILE(REMOVE_RECURSE ${CMAKE_${lang}_COMPILER_ID_DIR}) + FILE(MAKE_DIRECTORY ${CMAKE_${lang}_COMPILER_ID_DIR}) + ENDIF(NOT CMAKE_${lang}_COMPILER_ID_DIR) + + FOREACH(vendor ${CMAKE_${lang}_COMPILER_ID_VENDORS}) SET(flags ${CMAKE_${lang}_COMPILER_ID_VENDOR_FLAGS_${vendor}}) SET(regex ${CMAKE_${lang}_COMPILER_ID_VENDOR_REGEX_${vendor}}) @@ -272,6 +283,7 @@ FUNCTION(CMAKE_DETERMINE_COMPILER_ID_VENDOR lang) WORKING_DIRECTORY ${CMAKE_${lang}_COMPILER_ID_DIR} OUTPUT_VARIABLE output ERROR_VARIABLE output RESULT_VARIABLE result + TIMEOUT 10 ) IF("${output}" MATCHES "${regex}") FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log @@ -280,9 +292,15 @@ FUNCTION(CMAKE_DETERMINE_COMPILER_ID_VENDOR lang) SET(CMAKE_${lang}_COMPILER_ID "${vendor}" PARENT_SCOPE) BREAK() ELSE() - FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log - "Checking whether the ${lang} compiler is ${vendor} using \"${flags}\" " - "did not match \"${regex}\":\n${output}") + IF("${result}" MATCHES "timeout") + FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Checking whether the ${lang} compiler is ${vendor} using \"${flags}\" " + "terminated after 10 s due to timeout.") + ELSE() + FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Checking whether the ${lang} compiler is ${vendor} using \"${flags}\" " + "did not match \"${regex}\":\n${output}") + ENDIF() ENDIF() ENDFOREACH() ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID_VENDOR) |