diff options
Diffstat (limited to 'share/cmake-3.2/Modules/CMakeCompilerIdDetection.cmake')
| -rw-r--r-- | share/cmake-3.2/Modules/CMakeCompilerIdDetection.cmake | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/share/cmake-3.2/Modules/CMakeCompilerIdDetection.cmake b/share/cmake-3.2/Modules/CMakeCompilerIdDetection.cmake new file mode 100644 index 0000000..19bcbcc --- /dev/null +++ b/share/cmake-3.2/Modules/CMakeCompilerIdDetection.cmake @@ -0,0 +1,157 @@ + +#============================================================================= +# Copyright 2014 Stephen Kelly <steveire@gmail.com> +# +# 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.) + +function(_readFile file) + include(${file}) + get_filename_component(name ${file} NAME_WE) + string(REGEX REPLACE "-.*" "" CompilerId ${name}) + set(_compiler_id_version_compute_${CompilerId} ${_compiler_id_version_compute} PARENT_SCOPE) + set(_compiler_id_simulate_${CompilerId} ${_compiler_id_simulate} PARENT_SCOPE) + set(_compiler_id_pp_test_${CompilerId} ${_compiler_id_pp_test} PARENT_SCOPE) +endfunction() + +include(${CMAKE_CURRENT_LIST_DIR}/CMakeParseArguments.cmake) + +function(compiler_id_detection outvar lang) + + if (NOT lang STREQUAL Fortran) + file(GLOB lang_files + "${CMAKE_ROOT}/Modules/Compiler/*-DetermineCompiler.cmake") + set(nonlang CXX) + if (lang STREQUAL CXX) + set(nonlang C) + endif() + + file(GLOB nonlang_files + "${CMAKE_ROOT}/Modules/Compiler/*-${nonlang}-DetermineCompiler.cmake") + list(REMOVE_ITEM lang_files ${nonlang_files}) + endif() + + set(files ${lang_files}) + if (files) + foreach(file ${files}) + _readFile(${file}) + endforeach() + + set(options ID_STRING VERSION_STRINGS ID_DEFINE PLATFORM_DEFAULT_COMPILER) + set(oneValueArgs PREFIX) + cmake_parse_arguments(CID "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + if (CID_UNPARSED_ARGUMENTS) + message(FATAL_ERROR "Unrecognized arguments: \"${CID_UNPARSED_ARGUMENTS}\"") + endif() + + # Order is relevant here. For example, compilers which pretend to be + # GCC must appear before the actual GCC. + if (lang STREQUAL CXX) + list(APPEND ordered_compilers + Comeau + ) + endif() + list(APPEND ordered_compilers + Intel + PathScale + Embarcadero + Borland + Watcom + OpenWatcom + SunPro + HP + Compaq + zOS + XL + VisualAge + PGI + Cray + TI + Fujitsu + ) + if (lang STREQUAL C) + list(APPEND ordered_compilers + TinyCC + ) + endif() + list(APPEND ordered_compilers + SCO + AppleClang + Clang + GNU + MSVC + ADSP + IAR + ) + if (lang STREQUAL C) + list(APPEND ordered_compilers + SDCC + ) + endif() + list(APPEND ordered_compilers + MIPSpro) + + if(CID_ID_DEFINE) + foreach(Id ${ordered_compilers}) + set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}# define ${CID_PREFIX}COMPILER_IS_${Id} 0\n") + endforeach() + endif() + + set(pp_if "#if") + if (CID_VERSION_STRINGS) + set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n/* Version number components: V=Version, R=Revision, P=Patch + Version date components: YYYY=Year, MM=Month, DD=Day */\n") + endif() + + foreach(Id ${ordered_compilers}) + if (NOT _compiler_id_pp_test_${Id}) + message(FATAL_ERROR "No preprocessor test for \"${Id}\"") + endif() + set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n") + if (CID_ID_STRING) + set(PREFIX ${CID_PREFIX}) + string(CONFIGURE "${_compiler_id_simulate_${Id}}" SIMULATE_BLOCK @ONLY) + set(id_content "${id_content}# define ${CID_PREFIX}COMPILER_ID \"${Id}\"${SIMULATE_BLOCK}") + endif() + if (CID_ID_DEFINE) + set(id_content "${id_content}# undef ${CID_PREFIX}COMPILER_IS_${Id}\n") + set(id_content "${id_content}# define ${CID_PREFIX}COMPILER_IS_${Id} 1\n") + endif() + if (CID_VERSION_STRINGS) + set(PREFIX ${CID_PREFIX}) + set(MACRO_DEC DEC) + set(MACRO_HEX HEX) + string(CONFIGURE "${_compiler_id_version_compute_${Id}}" VERSION_BLOCK @ONLY) + set(id_content "${id_content}${VERSION_BLOCK}\n") + endif() + set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${id_content}") + set(pp_if "#elif") + endforeach() + + if (CID_PLATFORM_DEFAULT_COMPILER) + set(platform_compiler_detection " +/* These compilers are either not known or too old to define an + identification macro. Try to identify the platform and guess that + it is the native compiler. */ +#elif defined(__sgi) +# define ${CID_PREFIX}COMPILER_ID \"MIPSpro\" + +#elif defined(__hpux) || defined(__hpua) +# define ${CID_PREFIX}COMPILER_ID \"HP\" + +#else /* unknown compiler */ +# define ${CID_PREFIX}COMPILER_ID \"\"") + endif() + + set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${platform_compiler_detection}\n#endif") + endif() + + set(${outvar} ${CMAKE_${lang}_COMPILER_ID_CONTENT} PARENT_SCOPE) +endfunction() |