diff options
Diffstat (limited to 'Modules/CMakeDetermineCompilerABI.cmake')
| -rw-r--r-- | Modules/CMakeDetermineCompilerABI.cmake | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/Modules/CMakeDetermineCompilerABI.cmake b/Modules/CMakeDetermineCompilerABI.cmake index 5d35ce3..4bc42dd 100644 --- a/Modules/CMakeDetermineCompilerABI.cmake +++ b/Modules/CMakeDetermineCompilerABI.cmake @@ -28,13 +28,15 @@ function(CMAKE_DETERMINE_COMPILER_ABI lang src) if(DEFINED CMAKE_${lang}_VERBOSE_FLAG) set(CMAKE_FLAGS "-DCMAKE_EXE_LINKER_FLAGS=${CMAKE_${lang}_VERBOSE_FLAG}") endif() + if(NOT "x${CMAKE_${lang}_COMPILER_ID}" STREQUAL "xMSVC") + # Avoid adding our own platform standard libraries for compilers + # from which we might detect implicit link libraries. + list(APPEND CMAKE_FLAGS "-DCMAKE_${lang}_STANDARD_LIBRARIES=") + endif() try_compile(CMAKE_${lang}_ABI_COMPILED ${CMAKE_BINARY_DIR} ${src} - CMAKE_FLAGS "${CMAKE_FLAGS}" - "-DCMAKE_${lang}_STANDARD_LIBRARIES=" - # We need ignore these warnings because some platforms need - # CMAKE_${lang}_STANDARD_LIBRARIES to link properly and we - # don't care when we are just determining the ABI. + CMAKE_FLAGS ${CMAKE_FLAGS} + # Ignore unused flags when we are just determining the ABI. "--no-warn-unused-cli" OUTPUT_VARIABLE OUTPUT COPY_FILE "${BIN}" @@ -50,13 +52,13 @@ function(CMAKE_DETERMINE_COMPILER_ABI lang src) message(STATUS "Detecting ${lang} compiler ABI info - done") file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log "Detecting ${lang} compiler ABI info compiled with the following output:\n${OUTPUT}\n\n") - file(STRINGS "${BIN}" ABI_STRINGS LIMIT_COUNT 2 REGEX "INFO:[^[]*\\[") + file(STRINGS "${BIN}" ABI_STRINGS LIMIT_COUNT 2 REGEX "INFO:[A-Za-z0-9_]+\\[[^]]*\\]") foreach(info ${ABI_STRINGS}) - if("${info}" MATCHES ".*INFO:sizeof_dptr\\[0*([^]]*)\\].*") - string(REGEX REPLACE ".*INFO:sizeof_dptr\\[0*([^]]*)\\].*" "\\1" ABI_SIZEOF_DPTR "${info}") + if("${info}" MATCHES "INFO:sizeof_dptr\\[0*([^]]*)\\]") + set(ABI_SIZEOF_DPTR "${CMAKE_MATCH_1}") endif() - if("${info}" MATCHES ".*INFO:abi\\[([^]]*)\\].*") - string(REGEX REPLACE ".*INFO:abi\\[([^]]*)\\].*" "\\1" ABI_NAME "${info}") + if("${info}" MATCHES "INFO:abi\\[([^]]*)\\]") + set(ABI_NAME "${CMAKE_MATCH_1}") endif() endforeach() |