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https://gitlab.com/libeigen/eigen.git
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104 lines
3.6 KiB
CMake
104 lines
3.6 KiB
CMake
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# - Includes a public function for assisting users in trying to determine the
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# Visual Studio service pack in use.
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#
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# Sets the passed in variable to one of the following values or an empty
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# string if unknown.
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# vc80
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# vc80sp1
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# vc90
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# vc90sp1
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#
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# Usage:
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# ===========================
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#
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# if(MSVC)
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# include(CMakeDetermineVSServicePack)
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# DetermineVSServicePack( my_service_pack )
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#
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# if( my_service_pack )
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# message(STATUS "Detected: ${my_service_pack}")
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# endif()
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# endif()
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#
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# ===========================
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#=============================================================================
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# Copyright 2009-2010 Kitware, Inc.
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# Copyright 2009-2010 Philip Lowman <philip@yhbt.com>
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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# [INTERNAL]
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# Please do not call this function directly
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function(_DetermineVSServicePackFromCompiler _OUT_VAR _cl_version)
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if (${_cl_version} VERSION_EQUAL "14.00.50727.42")
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set(_version "vc80")
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elseif(${_cl_version} VERSION_EQUAL "14.00.50727.762")
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set(_version "vc80sp1")
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elseif(${_cl_version} VERSION_EQUAL "15.00.21022.08")
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set(_version "vc90")
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elseif(${_cl_version} VERSION_EQUAL "15.00.30729.01")
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set(_version "vc90sp1")
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elseif(${_cl_version} VERSION_EQUAL "16.00.30319.01")
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set(_version "vc100")
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else()
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set(_version "")
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endif()
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set(${_OUT_VAR} ${_version} PARENT_SCOPE)
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endfunction()
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#
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# A function to call to determine the Visual Studio service pack
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# in use. See documentation above.
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function(DetermineVSServicePack _pack)
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if(NOT DETERMINED_VS_SERVICE_PACK OR NOT ${_pack})
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if(${CMAKE_BUILD_TOOL} STREQUAL "nmake")
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EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} "/?"
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ERROR_VARIABLE _output)
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set(DETERMINED_VS_SERVICE_PACK ${_output})
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else()
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file(WRITE "${CMAKE_BINARY_DIR}/return0.cc"
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"int main() { return 0; }\n")
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try_compile(DETERMINED_VS_SERVICE_PACK
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"${CMAKE_BINARY_DIR}"
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"${CMAKE_BINARY_DIR}/return0.cc"
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OUTPUT_VARIABLE _output
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COPY_FILE "${CMAKE_BINARY_DIR}/return0.cc")
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file(REMOVE "${CMAKE_BINARY_DIR}/return0.cc")
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endif()
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if(DETERMINED_VS_SERVICE_PACK AND _output)
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string(REGEX MATCH "Compiler Version [0-9]+.[0-9]+.[0-9]+.[0-9]+"
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_cl_version "${_output}")
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if(_cl_version)
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string(REGEX MATCHALL "[0-9]+"
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_cl_version_list "${_cl_version}")
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list(GET _cl_version_list 0 _major)
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list(GET _cl_version_list 1 _minor)
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list(GET _cl_version_list 2 _patch)
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list(GET _cl_version_list 3 _tweak)
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set(_cl_version_string ${_major}.${_minor}.${_patch}.${_tweak})
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# Call helper function to determine VS version
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_DetermineVSServicePackFromCompiler(_sp "${_cl_version_string}")
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if(_sp)
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#set(${_pack} "${_sp}(${_cl_version_string})" CACHE INTERNAL
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set(${_pack} "${_sp}" CACHE INTERNAL
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"The Visual Studio Release with Service Pack")
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endif()
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endif()
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endif()
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endif()
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endfunction()
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