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| author | Brad King <brad.king@kitware.com> | 2015-06-18 11:28:36 -0400 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2015-06-18 11:28:36 -0400 |
| commit | 0d204c1c1dabba2dc87957e9ce6bcd32aab70dae (patch) | |
| tree | 333a11cf205a6d918cd9ef0ffa911d9695dc5789 /Modules/CMakeDetermineCompilerId.cmake | |
| parent | 5f0dad75a9dd9bb9e7b2f917806588563c3ed39e (diff) | |
| download | cmake-0d204c1c1dabba2dc87957e9ce6bcd32aab70dae.tar.gz | |
CMakeDetermineCompilerId: Try matching compiler output to detect id
Some compilers can only be distinguished by their compilation output
rather than preprocessor symbols or special flags. Add infrastructure
to determine the compiler id by matching output.
Diffstat (limited to 'Modules/CMakeDetermineCompilerId.cmake')
| -rw-r--r-- | Modules/CMakeDetermineCompilerId.cmake | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake index 3c715e91e2..68f2194518 100644 --- a/Modules/CMakeDetermineCompilerId.cmake +++ b/Modules/CMakeDetermineCompilerId.cmake @@ -38,6 +38,10 @@ function(CMAKE_DETERMINE_COMPILER_ID lang flagvar src) "" ${CMAKE_${lang}_COMPILER_ID_TEST_FLAGS}) CMAKE_DETERMINE_COMPILER_ID_BUILD("${lang}" "${flags}" "${src}") + CMAKE_DETERMINE_COMPILER_ID_MATCH_VENDOR("${lang}" "${COMPILER_${lang}_PRODUCED_OUTPUT}") + if(CMAKE_${lang}_COMPILER_ID) + break() + endif() foreach(file ${COMPILER_${lang}_PRODUCED_FILES}) CMAKE_DETERMINE_COMPILER_ID_CHECK("${lang}" "${CMAKE_${lang}_COMPILER_ID_DIR}/${file}" "${src}") endforeach() @@ -358,6 +362,7 @@ ${CMAKE_${lang}_COMPILER_ID_OUTPUT} # No output files should be inspected. set(COMPILER_${lang}_PRODUCED_FILES) + set(COMPILER_${lang}_PRODUCED_OUTPUT) else() # Compilation succeeded. file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log @@ -398,10 +403,24 @@ ${CMAKE_${lang}_COMPILER_ID_OUTPUT} "${src}\" did not produce an executable in \"" "${CMAKE_${lang}_COMPILER_ID_DIR}\".\n\n") endif() + + set(COMPILER_${lang}_PRODUCED_OUTPUT "${CMAKE_${lang}_COMPILER_ID_OUTPUT}") endif() # Return the files produced by the compilation. set(COMPILER_${lang}_PRODUCED_FILES "${COMPILER_${lang}_PRODUCED_FILES}" PARENT_SCOPE) + set(COMPILER_${lang}_PRODUCED_OUTPUT "${COMPILER_${lang}_PRODUCED_OUTPUT}" PARENT_SCOPE) +endfunction() + +#----------------------------------------------------------------------------- +# Function to extract the compiler id from compiler output. +function(CMAKE_DETERMINE_COMPILER_ID_MATCH_VENDOR lang output) + foreach(vendor ${CMAKE_${lang}_COMPILER_ID_MATCH_VENDORS}) + if(output MATCHES "${CMAKE_${lang}_COMPILER_ID_MATCH_VENDOR_REGEX_${vendor}}") + set(CMAKE_${lang}_COMPILER_ID "${vendor}") + endif() + endforeach() + set(CMAKE_${lang}_COMPILER_ID "${CMAKE_${lang}_COMPILER_ID}" PARENT_SCOPE) endfunction() #----------------------------------------------------------------------------- |