27 lines
1.1 KiB
CMake
27 lines
1.1 KiB
CMake
set(CMLIB_GIT_REV "N/A")
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set(CMLIB_GIT_DIFF "")
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set(CMLIB_GIT_TAG "N/A")
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set(CMLIB_GIT_BRANCH "N/A")
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find_program(GIT_EXECUTABLE git)
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if(GIT_EXECUTABLE)
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execute_process(COMMAND git log --pretty=format:'%h' -n 1 OUTPUT_VARIABLE CMLIB_GIT_REV ERROR_QUIET)
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# Check whether we got any revision (which isn't
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# always the case, e.g. when someone downloaded a zip
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# file from Github instead of a checkout)
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if(NOT "${CMLIB_GIT_REV}" STREQUAL "")
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execute_process(COMMAND bash -c "git diff --quiet --exit-code || echo +" OUTPUT_VARIABLE CMLIB_GIT_DIFF)
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execute_process(COMMAND git describe --exact-match --tags OUTPUT_VARIABLE CMLIB_GIT_TAG ERROR_QUIET)
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execute_process(COMMAND git rev-parse --abbrev-ref HEAD OUTPUT_VARIABLE CMLIB_GIT_BRANCH)
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string(STRIP "${CMLIB_GIT_REV}" CMLIB_GIT_REV)
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string(SUBSTRING "${CMLIB_GIT_REV}" 1 7 CMLIB_GIT_REV)
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string(STRIP "${CMLIB_GIT_DIFF}" CMLIB_GIT_DIFF)
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string(STRIP "${CMLIB_GIT_TAG}" CMLIB_GIT_TAG)
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string(STRIP "${CMLIB_GIT_BRANCH}" CMLIB_GIT_BRANCH)
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endif()
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endif()
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configure_file(${CMLIB_MODULE_DIR}/hpp/cmlib_git_version.hpp.in ${CMLIB_GIT_VERSION_FILE})
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