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author | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 15:39:57 -0700 |
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committer | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 15:39:57 -0700 |
commit | 035c7fabc3b82cbc9a346c11abe2e9462b4c0379 (patch) | |
tree | 7e40f5a790eae329a8c5d3e59f046451767956ff /Modules/CMakeTestCXXCompiler.cmake | |
download | cmake-035c7fabc3b82cbc9a346c11abe2e9462b4c0379.tar.gz cmake-035c7fabc3b82cbc9a346c11abe2e9462b4c0379.tar.bz2 cmake-035c7fabc3b82cbc9a346c11abe2e9462b4c0379.zip |
Imported Upstream version 2.8.9upstream/2.8.9
Diffstat (limited to 'Modules/CMakeTestCXXCompiler.cmake')
-rw-r--r-- | Modules/CMakeTestCXXCompiler.cmake | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/Modules/CMakeTestCXXCompiler.cmake b/Modules/CMakeTestCXXCompiler.cmake new file mode 100644 index 000000000..87022e9f9 --- /dev/null +++ b/Modules/CMakeTestCXXCompiler.cmake @@ -0,0 +1,80 @@ + +#============================================================================= +# Copyright 2003-2009 Kitware, Inc. +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +INCLUDE(CMakeTestCompilerCommon) + +# This file is used by EnableLanguage in cmGlobalGenerator to +# determine that that selected C++ compiler can actually compile +# and link the most basic of programs. If not, a fatal error +# is set and cmake stops processing commands and will not generate +# any makefiles or projects. +IF(NOT CMAKE_CXX_COMPILER_WORKS) + PrintTestCompilerStatus("CXX" "") + FILE(WRITE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testCXXCompiler.cxx + "#ifndef __cplusplus\n" + "# error \"The CMAKE_CXX_COMPILER is set to a C compiler\"\n" + "#endif\n" + "int main(){return 0;}\n") + TRY_COMPILE(CMAKE_CXX_COMPILER_WORKS ${CMAKE_BINARY_DIR} + ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testCXXCompiler.cxx + OUTPUT_VARIABLE __CMAKE_CXX_COMPILER_OUTPUT) + SET(CXX_TEST_WAS_RUN 1) +ENDIF(NOT CMAKE_CXX_COMPILER_WORKS) + +IF(NOT CMAKE_CXX_COMPILER_WORKS) + PrintTestCompilerStatus("CXX" " -- broken") + # if the compiler is broken make sure to remove the platform file + # since Windows-cl configures both c/cxx files both need to be removed + # when c or c++ fails + FILE(REMOVE ${CMAKE_PLATFORM_ROOT_BIN}/CMakeCPlatform.cmake ) + FILE(REMOVE ${CMAKE_PLATFORM_ROOT_BIN}/CMakeCXXPlatform.cmake ) + FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Determining if the CXX compiler works failed with " + "the following output:\n${__CMAKE_CXX_COMPILER_OUTPUT}\n\n") + MESSAGE(FATAL_ERROR "The C++ compiler \"${CMAKE_CXX_COMPILER}\" " + "is not able to compile a simple test program.\nIt fails " + "with the following output:\n ${__CMAKE_CXX_COMPILER_OUTPUT}\n\n" + "CMake will not be able to correctly generate this project.") +ELSE(NOT CMAKE_CXX_COMPILER_WORKS) + IF(CXX_TEST_WAS_RUN) + PrintTestCompilerStatus("CXX" " -- works") + FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log + "Determining if the CXX compiler works passed with " + "the following output:\n${__CMAKE_CXX_COMPILER_OUTPUT}\n\n") + ENDIF(CXX_TEST_WAS_RUN) + SET(CMAKE_CXX_COMPILER_WORKS 1 CACHE INTERNAL "") + + IF(CMAKE_CXX_COMPILER_FORCED) + # The compiler configuration was forced by the user. + # Assume the user has configured all compiler information. + ELSE(CMAKE_CXX_COMPILER_FORCED) + # Try to identify the ABI and configure it into CMakeCXXCompiler.cmake + INCLUDE(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerABI.cmake) + CMAKE_DETERMINE_COMPILER_ABI(CXX ${CMAKE_ROOT}/Modules/CMakeCXXCompilerABI.cpp) + CONFIGURE_FILE( + ${CMAKE_ROOT}/Modules/CMakeCXXCompiler.cmake.in + ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeCXXCompiler.cmake + @ONLY IMMEDIATE # IMMEDIATE must be here for compatibility mode <= 2.0 + ) + INCLUDE(${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeCXXCompiler.cmake) + ENDIF(CMAKE_CXX_COMPILER_FORCED) + IF(CMAKE_CXX_SIZEOF_DATA_PTR) + FOREACH(f ${CMAKE_CXX_ABI_FILES}) + INCLUDE(${f}) + ENDFOREACH() + UNSET(CMAKE_CXX_ABI_FILES) + ENDIF() +ENDIF(NOT CMAKE_CXX_COMPILER_WORKS) + +UNSET(__CMAKE_CXX_COMPILER_OUTPUT) |