forked from OSchip/llvm-project
34 lines
1.1 KiB
CMake
34 lines
1.1 KiB
CMake
# Adds version control information to the variable VERS. For
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# determining the Version Control System used (if any) it inspects the
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# existence of certain subdirectories under CMAKE_CURRENT_SOURCE_DIR.
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function(add_version_info_from_vcs VERS)
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set(result ${${VERS}})
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if( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.svn )
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set(result "${result}svn")
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find_package(Subversion)
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if( Subversion_FOUND )
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subversion_wc_info( ${CMAKE_CURRENT_SOURCE_DIR} Project )
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if( Project_WC_REVISION )
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set(result "${result}-r${Project_WC_REVISION}")
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endif()
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endif()
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elseif( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git )
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set(result "${result}git")
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# Try to get a ref-id
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find_program(git_executable NAMES git git.exe git.cmd)
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if( git_executable )
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execute_process(COMMAND ${git_executable} show-ref HEAD
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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TIMEOUT 5
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RESULT_VARIABLE git_result
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OUTPUT_VARIABLE git_output)
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if( git_result EQUAL 0 )
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string(SUBSTRING ${git_output} 0 7 git_ref_id)
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set(result "${result}-${git_ref_id}")
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endif()
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endif()
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endif()
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set(${VERS} ${result} PARENT_SCOPE)
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endfunction(add_version_info_from_vcs)
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