forked from Mirrors/openclonk
33 lines
984 B
CMake
33 lines
984 B
CMake
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function(git_get_changeset_id VAR)
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find_package(Git QUIET)
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if (GIT_FOUND)
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execute_process(WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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COMMAND "${GIT_EXECUTABLE}" "rev-parse" "HEAD"
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RESULT_VARIABLE GIT_RESULT
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OUTPUT_VARIABLE C4REVISION
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET)
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if(GIT_RESULT EQUAL 0)
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string(SUBSTRING "${C4REVISION}" 0 12 C4REVISION)
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execute_process(WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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COMMAND "${GIT_EXECUTABLE}" "status" "--porcelain"
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OUTPUT_VARIABLE GIT_STATUS
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)
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string(REGEX MATCH "^[MADRC ][MD ]" WORKDIR_DIRTY "${GIT_STATUS}")
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endif()
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endif()
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if (NOT C4REVISION)
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# Git not found or not a git workdir
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file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/.git_archival" C4REVISION
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LIMIT_COUNT 1
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REGEX "node: [0-9a-f]+"
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)
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string(SUBSTRING "${C4REVISION}" 6 12 C4REVISION)
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endif()
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if(WORKDIR_DIRTY)
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set(C4REVISION "${C4REVISION}+")
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endif()
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set(${VAR} "${C4REVISION}" PARENT_SCOPE)
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endfunction()
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