mirror of
https://github.com/reactos/reactos.git
synced 2024-09-28 05:26:58 +00:00
[CMAKE]
* Update our asm support thanks to Jerome. * Bring in CMakeDetermineCompilerId.cmake to make sure this will work for pretty much all systems. * Disable the use of response files when you enable ccache. svn path=/trunk/; revision=52873
This commit is contained in:
Amine Khaldi
parent
7a69501f10
commit
c036300525
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@ -77,6 +77,11 @@ else()
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#useful stuff!
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include(CMakeParseArguments)
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if(ENABLE_CCACHE)
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set(CMAKE_C_USE_RESPONSE_FILE_FOR_INCLUDES OFF)
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set(CMAKE_CXX_USE_RESPONSE_FILE_FOR_INCLUDES OFF)
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endif()
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# Do some cleanup
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file(REMOVE
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@ -1,3 +1,4 @@
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#=============================================================================
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# Copyright 2007-2009 Kitware, Inc.
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#
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@ -20,11 +21,37 @@ IF(NOT CMAKE_ASM${ASM_DIALECT}_COMPILER)
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ENDIF($ENV{ASM${ASM_DIALECT}} MATCHES ".+")
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# finally list compilers to try
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IF(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT)
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_LIST ${CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT})
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ELSE(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT)
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_LIST ${_CMAKE_TOOLCHAIN_PREFIX}as ${_CMAKE_TOOLCHAIN_PREFIX}gas)
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ENDIF(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT)
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IF("ASM${ASM_DIALECT}" STREQUAL "ASM") # the generic assembler support
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IF(CMAKE_ASM_COMPILER_INIT)
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SET(CMAKE_ASM_COMPILER_LIST ${CMAKE_ASM_COMPILER_INIT})
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ELSE(CMAKE_ASM_COMPILER_INIT)
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IF(CMAKE_C_COMPILER)
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SET(CMAKE_ASM_COMPILER "${CMAKE_C_COMPILER}" CACHE FILEPATH "The ASM compiler")
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SET(CMAKE_ASM_COMPILER_ID "${CMAKE_C_COMPILER_ID}")
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ELSEIF(CMAKE_CXX_COMPILER)
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SET(CMAKE_ASM_COMPILER "${CMAKE_CXX_COMPILER}" CACHE FILEPATH "The ASM compiler")
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SET(CMAKE_ASM_COMPILER_ID "${CMAKE_CXX_COMPILER_ID}")
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ELSE(CMAKE_CXX_COMPILER)
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# List all default C and CXX compilers
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_LIST ${_CMAKE_TOOLCHAIN_PREFIX}gcc ${_CMAKE_TOOLCHAIN_PREFIX}cc cl bcc xlc
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${_CMAKE_TOOLCHAIN_PREFIX}c++ ${_CMAKE_TOOLCHAIN_PREFIX}g++ CC aCC cl bcc xlC)
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ENDIF(CMAKE_C_COMPILER)
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ENDIF(CMAKE_ASM_COMPILER_INIT)
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ELSE("ASM${ASM_DIALECT}" STREQUAL "ASM") # some specific assembler "dialect"
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IF(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT)
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_LIST ${CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT})
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ELSE(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT)
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MESSAGE(FATAL_ERROR "CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT must be preset !")
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ENDIF(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT)
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ENDIF("ASM${ASM_DIALECT}" STREQUAL "ASM")
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# Find the compiler.
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IF (_CMAKE_USER_CXX_COMPILER_PATH OR _CMAKE_USER_C_COMPILER_PATH)
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@ -62,22 +89,44 @@ IF(NOT CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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# Table of per-vendor compiler id flags with expected output.
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS GNU )
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_GNU "--version")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_GNU "GNU assembler")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_GNU "(GNU assembler)|(GCC)|(Free Software Foundation)")
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS HP )
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_HP "-V")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_HP "HP C")
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS Intel )
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_Intel "--version")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_Intel "(ICC)")
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS SunPro )
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_SunPro "-V")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_SunPro "Sun C")
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS XL )
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_XL "-qversion")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_XL "XL C")
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS TI_DSP )
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_TI_DSP "-h")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_TI_DSP "Texas Instruments")
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LIST(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS VISUAL)
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_VISUAL "/?")
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_VISUAL "Microsoft Corporation")
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INCLUDE(CMakeDetermineCompilerId)
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CMAKE_DETERMINE_COMPILER_ID_VENDOR(ASM${ASM_DIALECT})
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IF(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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MESSAGE(STATUS "The ASM${ASM_DIALECT} compiler identification is ${CMAKE_ASM${ASM_DIALECT}_COMPILER_ID}")
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ELSE(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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MESSAGE(STATUS "The ASM${ASM_DIALECT} compiler identification is unknown")
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ENDIF(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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ENDIF()
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IF(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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MESSAGE(STATUS "The ASM${ASM_DIALECT} compiler identification is ${CMAKE_ASM${ASM_DIALECT}_COMPILER_ID}")
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ELSE(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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MESSAGE(STATUS "The ASM${ASM_DIALECT} compiler identification is unknown")
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ENDIF(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
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# If we have a gas/as cross compiler, they have usually some prefix, like
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# e.g. powerpc-linux-gas, arm-elf-gas or i586-mingw32msvc-gas , optionally
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@ -89,10 +138,25 @@ ENDIF()
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IF (NOT _CMAKE_TOOLCHAIN_PREFIX)
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GET_FILENAME_COMPONENT(COMPILER_BASENAME "${CMAKE_ASM${ASM_DIALECT}_COMPILER}" NAME)
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IF (COMPILER_BASENAME MATCHES "^(.+-)g?as(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
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STRING(REGEX REPLACE "^(.+-)g?as(\\.exe)?$" "\\1" _CMAKE_TOOLCHAIN_PREFIX "${COMPILER_BASENAME}")
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SET(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_MATCH_1})
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ENDIF (COMPILER_BASENAME MATCHES "^(.+-)g?as(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
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ENDIF (NOT _CMAKE_TOOLCHAIN_PREFIX)
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# Now try the C compiler regexp:
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IF (NOT _CMAKE_TOOLCHAIN_PREFIX)
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IF (COMPILER_BASENAME MATCHES "^(.+-)g?cc(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
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SET(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_MATCH_1})
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ENDIF (COMPILER_BASENAME MATCHES "^(.+-)g?cc(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
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ENDIF (NOT _CMAKE_TOOLCHAIN_PREFIX)
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# Finally try the CXX compiler regexp:
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IF (NOT _CMAKE_TOOLCHAIN_PREFIX)
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IF (COMPILER_BASENAME MATCHES "^(.+-)[gc]\\+\\+(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
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SET(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_MATCH_1})
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ENDIF (COMPILER_BASENAME MATCHES "^(.+-)[gc]\\+\\+(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
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ENDIF (NOT _CMAKE_TOOLCHAIN_PREFIX)
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INCLUDE(CMakeFindBinUtils)
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SET(CMAKE_ASM${ASM_DIALECT}_COMPILER_ENV_VAR "ASM${ASM_DIALECT}")
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@ -105,6 +169,7 @@ ENDIF(CMAKE_ASM${ASM_DIALECT}_COMPILER)
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SET(_CMAKE_ASM_COMPILER "${CMAKE_ASM${ASM_DIALECT}_COMPILER}")
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SET(_CMAKE_ASM_COMPILER_ID "${CMAKE_ASM${ASM_DIALECT}_COMPILER_ID}")
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SET(_CMAKE_ASM_COMPILER_ARG1 "${CMAKE_ASM${ASM_DIALECT}_COMPILER_ARG1}")
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SET(_CMAKE_ASM_COMPILER_ENV_VAR "${CMAKE_ASM${ASM_DIALECT}_COMPILER_ENV_VAR}")
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315
reactos/cmake/CMakeDetermineCompilerId.cmake
Normal file
315
reactos/cmake/CMakeDetermineCompilerId.cmake
Normal file
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@ -0,0 +1,315 @@
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#=============================================================================
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# Copyright 2007-2009 Kitware, Inc.
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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# Function to compile a source file to identify the compiler. This is
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# used internally by CMake and should not be included by user code.
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# If successful, sets CMAKE_<lang>_COMPILER_ID and CMAKE_<lang>_PLATFORM_ID
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FUNCTION(CMAKE_DETERMINE_COMPILER_ID lang flagvar src)
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# Make sure the compiler arguments are clean.
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STRING(STRIP "${CMAKE_${lang}_COMPILER_ARG1}" CMAKE_${lang}_COMPILER_ID_ARG1)
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STRING(REGEX REPLACE " +" ";" CMAKE_${lang}_COMPILER_ID_ARG1 "${CMAKE_${lang}_COMPILER_ID_ARG1}")
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# Make sure user-specified compiler flags are used.
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IF(CMAKE_${lang}_FLAGS)
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SET(CMAKE_${lang}_COMPILER_ID_FLAGS ${CMAKE_${lang}_FLAGS})
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ELSE(CMAKE_${lang}_FLAGS)
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SET(CMAKE_${lang}_COMPILER_ID_FLAGS $ENV{${flagvar}})
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ENDIF(CMAKE_${lang}_FLAGS)
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STRING(REGEX REPLACE " " ";" CMAKE_${lang}_COMPILER_ID_FLAGS_LIST "${CMAKE_${lang}_COMPILER_ID_FLAGS}")
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# Compute the directory in which to run the test.
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SET(CMAKE_${lang}_COMPILER_ID_DIR ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CompilerId${lang})
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# Try building with no extra flags and then try each set
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# of helper flags. Stop when the compiler is identified.
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FOREACH(flags "" ${CMAKE_${lang}_COMPILER_ID_TEST_FLAGS})
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IF(NOT CMAKE_${lang}_COMPILER_ID)
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CMAKE_DETERMINE_COMPILER_ID_BUILD("${lang}" "${flags}" "${src}")
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FOREACH(file ${COMPILER_${lang}_PRODUCED_FILES})
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CMAKE_DETERMINE_COMPILER_ID_CHECK("${lang}" "${CMAKE_${lang}_COMPILER_ID_DIR}/${file}" "${src}")
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ENDFOREACH(file)
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ENDIF(NOT CMAKE_${lang}_COMPILER_ID)
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ENDFOREACH(flags)
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# If the compiler is still unknown, try to query its vendor.
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IF(NOT CMAKE_${lang}_COMPILER_ID)
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CMAKE_DETERMINE_COMPILER_ID_VENDOR(${lang})
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ENDIF()
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# if the format is unknown after all files have been checked, put "Unknown" in the cache
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IF(NOT CMAKE_EXECUTABLE_FORMAT)
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SET(CMAKE_EXECUTABLE_FORMAT "Unknown" CACHE INTERNAL "Executable file format")
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ENDIF(NOT CMAKE_EXECUTABLE_FORMAT)
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# Display the final identification result.
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IF(CMAKE_${lang}_COMPILER_ID)
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MESSAGE(STATUS "The ${lang} compiler identification is "
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"${CMAKE_${lang}_COMPILER_ID}")
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ELSE(CMAKE_${lang}_COMPILER_ID)
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MESSAGE(STATUS "The ${lang} compiler identification is unknown")
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ENDIF(CMAKE_${lang}_COMPILER_ID)
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SET(CMAKE_${lang}_COMPILER_ID "${CMAKE_${lang}_COMPILER_ID}" PARENT_SCOPE)
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SET(CMAKE_${lang}_PLATFORM_ID "${CMAKE_${lang}_PLATFORM_ID}" PARENT_SCOPE)
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SET(MSVC_${lang}_ARCHITECTURE_ID "${MSVC_${lang}_ARCHITECTURE_ID}"
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PARENT_SCOPE)
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ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID)
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#-----------------------------------------------------------------------------
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# Function to write the compiler id source file.
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FUNCTION(CMAKE_DETERMINE_COMPILER_ID_WRITE lang src)
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FILE(READ ${CMAKE_ROOT}/Modules/${src}.in ID_CONTENT_IN)
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STRING(CONFIGURE "${ID_CONTENT_IN}" ID_CONTENT_OUT @ONLY)
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FILE(WRITE ${CMAKE_${lang}_COMPILER_ID_DIR}/${src} "${ID_CONTENT_OUT}")
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ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID_WRITE)
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#-----------------------------------------------------------------------------
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# Function to build the compiler id source file and look for output
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# files.
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FUNCTION(CMAKE_DETERMINE_COMPILER_ID_BUILD lang testflags src)
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# Create a clean working directory.
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FILE(REMOVE_RECURSE ${CMAKE_${lang}_COMPILER_ID_DIR})
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FILE(MAKE_DIRECTORY ${CMAKE_${lang}_COMPILER_ID_DIR})
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CMAKE_DETERMINE_COMPILER_ID_WRITE("${lang}" "${src}")
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# Construct a description of this test case.
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SET(COMPILER_DESCRIPTION
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"Compiler: ${CMAKE_${lang}_COMPILER} ${CMAKE_${lang}_COMPILER_ID_ARG1}
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Build flags: ${CMAKE_${lang}_COMPILER_ID_FLAGS_LIST}
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Id flags: ${testflags}
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")
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# Compile the compiler identification source.
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IF(COMMAND EXECUTE_PROCESS)
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EXECUTE_PROCESS(
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COMMAND ${CMAKE_${lang}_COMPILER}
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${CMAKE_${lang}_COMPILER_ID_ARG1}
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${CMAKE_${lang}_COMPILER_ID_FLAGS_LIST}
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${testflags}
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"${src}"
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WORKING_DIRECTORY ${CMAKE_${lang}_COMPILER_ID_DIR}
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OUTPUT_VARIABLE CMAKE_${lang}_COMPILER_ID_OUTPUT
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ERROR_VARIABLE CMAKE_${lang}_COMPILER_ID_OUTPUT
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RESULT_VARIABLE CMAKE_${lang}_COMPILER_ID_RESULT
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)
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ELSE(COMMAND EXECUTE_PROCESS)
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EXEC_PROGRAM(
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${CMAKE_${lang}_COMPILER} ${CMAKE_${lang}_COMPILER_ID_DIR}
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ARGS ${CMAKE_${lang}_COMPILER_ID_ARG1}
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${CMAKE_${lang}_COMPILER_ID_FLAGS_LIST}
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${testflags}
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\"${src}\"
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OUTPUT_VARIABLE CMAKE_${lang}_COMPILER_ID_OUTPUT
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RETURN_VALUE CMAKE_${lang}_COMPILER_ID_RESULT
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)
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ENDIF(COMMAND EXECUTE_PROCESS)
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# Check the result of compilation.
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IF(CMAKE_${lang}_COMPILER_ID_RESULT)
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# Compilation failed.
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SET(MSG
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"Compiling the ${lang} compiler identification source file \"${src}\" failed.
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${COMPILER_DESCRIPTION}
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The output was:
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${CMAKE_${lang}_COMPILER_ID_RESULT}
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${CMAKE_${lang}_COMPILER_ID_OUTPUT}
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")
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FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log "${MSG}")
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#IF(NOT CMAKE_${lang}_COMPILER_ID_ALLOW_FAIL)
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# MESSAGE(FATAL_ERROR "${MSG}")
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#ENDIF(NOT CMAKE_${lang}_COMPILER_ID_ALLOW_FAIL)
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# No output files should be inspected.
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SET(COMPILER_${lang}_PRODUCED_FILES)
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ELSE(CMAKE_${lang}_COMPILER_ID_RESULT)
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# Compilation succeeded.
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FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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"Compiling the ${lang} compiler identification source file \"${src}\" succeeded.
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${COMPILER_DESCRIPTION}
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The output was:
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${CMAKE_${lang}_COMPILER_ID_RESULT}
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${CMAKE_${lang}_COMPILER_ID_OUTPUT}
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")
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# Find the executable produced by the compiler, try all files in the
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# binary dir.
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FILE(GLOB COMPILER_${lang}_PRODUCED_FILES
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RELATIVE ${CMAKE_${lang}_COMPILER_ID_DIR}
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${CMAKE_${lang}_COMPILER_ID_DIR}/*)
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LIST(REMOVE_ITEM COMPILER_${lang}_PRODUCED_FILES "${src}")
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FOREACH(file ${COMPILER_${lang}_PRODUCED_FILES})
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FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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"Compilation of the ${lang} compiler identification source \""
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"${src}\" produced \"${file}\"\n\n")
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ENDFOREACH(file)
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IF(NOT COMPILER_${lang}_PRODUCED_FILES)
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# No executable was found.
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FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
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"Compilation of the ${lang} compiler identification source \""
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"${src}\" did not produce an executable in \""
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"${CMAKE_${lang}_COMPILER_ID_DIR}\".\n\n")
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ENDIF(NOT COMPILER_${lang}_PRODUCED_FILES)
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ENDIF(CMAKE_${lang}_COMPILER_ID_RESULT)
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# Return the files produced by the compilation.
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SET(COMPILER_${lang}_PRODUCED_FILES "${COMPILER_${lang}_PRODUCED_FILES}" PARENT_SCOPE)
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ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID_BUILD lang testflags src)
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#-----------------------------------------------------------------------------
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# Function to extract the compiler id from an executable.
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FUNCTION(CMAKE_DETERMINE_COMPILER_ID_CHECK lang file)
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# Look for a compiler id if not yet known.
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IF(NOT CMAKE_${lang}_COMPILER_ID)
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# Read the compiler identification string from the executable file.
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SET(COMPILER_ID)
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SET(PLATFORM_ID)
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FILE(STRINGS ${file}
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CMAKE_${lang}_COMPILER_ID_STRINGS LIMIT_COUNT 3 REGEX "INFO:")
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SET(HAVE_COMPILER_TWICE 0)
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FOREACH(info ${CMAKE_${lang}_COMPILER_ID_STRINGS})
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IF("${info}" MATCHES ".*INFO:compiler\\[([^]\"]*)\\].*")
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IF(COMPILER_ID)
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SET(COMPILER_ID_TWICE 1)
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ENDIF(COMPILER_ID)
|
||||
STRING(REGEX REPLACE ".*INFO:compiler\\[([^]]*)\\].*" "\\1"
|
||||
COMPILER_ID "${info}")
|
||||
ENDIF("${info}" MATCHES ".*INFO:compiler\\[([^]\"]*)\\].*")
|
||||
IF("${info}" MATCHES ".*INFO:platform\\[([^]\"]*)\\].*")
|
||||
STRING(REGEX REPLACE ".*INFO:platform\\[([^]]*)\\].*" "\\1"
|
||||
PLATFORM_ID "${info}")
|
||||
ENDIF("${info}" MATCHES ".*INFO:platform\\[([^]\"]*)\\].*")
|
||||
IF("${info}" MATCHES ".*INFO:arch\\[([^]\"]*)\\].*")
|
||||
STRING(REGEX REPLACE ".*INFO:arch\\[([^]]*)\\].*" "\\1"
|
||||
ARCHITECTURE_ID "${info}")
|
||||
ENDIF("${info}" MATCHES ".*INFO:arch\\[([^]\"]*)\\].*")
|
||||
ENDFOREACH(info)
|
||||
|
||||
# Check if a valid compiler and platform were found.
|
||||
IF(COMPILER_ID AND NOT COMPILER_ID_TWICE)
|
||||
SET(CMAKE_${lang}_COMPILER_ID "${COMPILER_ID}")
|
||||
SET(CMAKE_${lang}_PLATFORM_ID "${PLATFORM_ID}")
|
||||
SET(MSVC_${lang}_ARCHITECTURE_ID "${ARCHITECTURE_ID}")
|
||||
ENDIF(COMPILER_ID AND NOT COMPILER_ID_TWICE)
|
||||
|
||||
# Check the compiler identification string.
|
||||
IF(CMAKE_${lang}_COMPILER_ID)
|
||||
# The compiler identification was found.
|
||||
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
|
||||
"The ${lang} compiler identification is ${CMAKE_${lang}_COMPILER_ID}, found in \""
|
||||
"${file}\"\n\n")
|
||||
ELSE(CMAKE_${lang}_COMPILER_ID)
|
||||
# The compiler identification could not be found.
|
||||
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
|
||||
"The ${lang} compiler identification could not be found in \""
|
||||
"${file}\"\n\n")
|
||||
ENDIF(CMAKE_${lang}_COMPILER_ID)
|
||||
ENDIF(NOT CMAKE_${lang}_COMPILER_ID)
|
||||
|
||||
# try to figure out the executable format: ELF, COFF, Mach-O
|
||||
IF(NOT CMAKE_EXECUTABLE_FORMAT)
|
||||
FILE(READ ${file} CMAKE_EXECUTABLE_MAGIC LIMIT 4 HEX)
|
||||
|
||||
# ELF files start with 0x7f"ELF"
|
||||
IF("${CMAKE_EXECUTABLE_MAGIC}" STREQUAL "7f454c46")
|
||||
SET(CMAKE_EXECUTABLE_FORMAT "ELF" CACHE INTERNAL "Executable file format")
|
||||
ENDIF("${CMAKE_EXECUTABLE_MAGIC}" STREQUAL "7f454c46")
|
||||
|
||||
# # COFF (.exe) files start with "MZ"
|
||||
# IF("${CMAKE_EXECUTABLE_MAGIC}" MATCHES "4d5a....")
|
||||
# SET(CMAKE_EXECUTABLE_FORMAT "COFF" CACHE STRING "Executable file format")
|
||||
# ENDIF("${CMAKE_EXECUTABLE_MAGIC}" MATCHES "4d5a....")
|
||||
#
|
||||
# # Mach-O files start with CAFEBABE or FEEDFACE, according to http://radio.weblogs.com/0100490/2003/01/28.html
|
||||
# IF("${CMAKE_EXECUTABLE_MAGIC}" MATCHES "cafebabe")
|
||||
# SET(CMAKE_EXECUTABLE_FORMAT "MACHO" CACHE STRING "Executable file format")
|
||||
# ENDIF("${CMAKE_EXECUTABLE_MAGIC}" MATCHES "cafebabe")
|
||||
# IF("${CMAKE_EXECUTABLE_MAGIC}" MATCHES "feedface")
|
||||
# SET(CMAKE_EXECUTABLE_FORMAT "MACHO" CACHE STRING "Executable file format")
|
||||
# ENDIF("${CMAKE_EXECUTABLE_MAGIC}" MATCHES "feedface")
|
||||
|
||||
ENDIF(NOT CMAKE_EXECUTABLE_FORMAT)
|
||||
IF(NOT DEFINED CMAKE_EXECUTABLE_FORMAT)
|
||||
SET(CMAKE_EXECUTABLE_FORMAT)
|
||||
ENDIF()
|
||||
# Return the information extracted.
|
||||
SET(CMAKE_${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}"
|
||||
PARENT_SCOPE)
|
||||
SET(CMAKE_EXECUTABLE_FORMAT "${CMAKE_EXECUTABLE_FORMAT}" PARENT_SCOPE)
|
||||
ENDFUNCTION(CMAKE_DETERMINE_COMPILER_ID_CHECK lang)
|
||||
|
||||
#-----------------------------------------------------------------------------
|
||||
# Function to query the compiler vendor.
|
||||
# This uses a table with entries of the form
|
||||
# list(APPEND CMAKE_${lang}_COMPILER_ID_VENDORS ${vendor})
|
||||
# set(CMAKE_${lang}_COMPILER_ID_VENDOR_FLAGS_${vendor} -some-vendor-flag)
|
||||
# set(CMAKE_${lang}_COMPILER_ID_VENDOR_REGEX_${vendor} "Some Vendor Output")
|
||||
# We try running the compiler with the flag for each vendor and
|
||||
# matching its regular expression in the output.
|
||||
FUNCTION(CMAKE_DETERMINE_COMPILER_ID_VENDOR lang)
|
||||
|
||||
IF(NOT CMAKE_${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}})
|
||||
EXECUTE_PROCESS(
|
||||
COMMAND ${CMAKE_${lang}_COMPILER}
|
||||
${CMAKE_${lang}_COMPILER_ID_ARG1}
|
||||
${CMAKE_${lang}_COMPILER_ID_FLAGS_LIST}
|
||||
${flags}
|
||||
WORKING_DIRECTORY ${CMAKE_${lang}_COMPILER_ID_DIR}
|
||||
OUTPUT_VARIABLE output ERROR_VARIABLE output
|
||||
RESULT_VARIABLE result
|
||||
TIMEOUT 10
|
||||
)
|
||||
|
||||
IF("${lang}" STREQUAL "ASM")
|
||||
MESSAGE(STATUS "Checked for ${vendor}")
|
||||
MESSAGE(STATUS " Output: -${output}-")
|
||||
MESSAGE(STATUS " Result: -${result}-")
|
||||
ENDIF("${lang}" STREQUAL "ASM")
|
||||
|
||||
IF("${output}" MATCHES "${regex}")
|
||||
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
|
||||
"Checking whether the ${lang} compiler is ${vendor} using \"${flags}\" "
|
||||
"matched \"${regex}\":\n${output}")
|
||||
SET(CMAKE_${lang}_COMPILER_ID "${vendor}" PARENT_SCOPE)
|
||||
BREAK()
|
||||
ELSE()
|
||||
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)
|
||||
Loading…
Reference in a new issue