gilbertlee-amd
38 строки
1.2 KiB
CMake
38 строки
1.2 KiB
CMake
# Attempt to collect the latest git hash
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execute_process(COMMAND git log --pretty=format:'%h' -n 1
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OUTPUT_VARIABLE GIT_REV
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ERROR_QUIET)
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# Check if git information was found
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if ("${GIT_REV}" STREQUAL "")
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set(GIT_VERSION "const char *rcclGitHash =\"Unknown \";")
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else()
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# Check for changes (denote with a '+') after hash
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execute_process(
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COMMAND bash -c "git diff --quiet --exit-code || echo +"
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OUTPUT_VARIABLE GIT_DIFF)
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# Collect branch information
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execute_process(
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COMMAND git rev-parse --abbrev-ref HEAD
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OUTPUT_VARIABLE GIT_BRANCH)
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string(STRIP "${GIT_REV}" GIT_REV)
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string(SUBSTRING "${GIT_REV}" 1 7 GIT_REV)
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string(STRIP "${GIT_DIFF}" GIT_DIFF)
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string(STRIP "${GIT_BRANCH}" GIT_BRANCH)
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set(GIT_VERSION "const char *rcclGitHash =\"${GIT_BRANCH}:${GIT_REV}${GIT_DIFF}\";")
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endif()
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# Compare file with existing file (if any)
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if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/git_version.cpp)
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file(READ ${CMAKE_CURRENT_SOURCE_DIR}/git_version.cpp GIT_VERSION_)
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else()
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set(GIT_VERSION_ "")
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endif()
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# Write updated file
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if (NOT "${GIT_VERSION}" STREQUAL "${GIT_VERSION_}")
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file(WRITE ${CMAKE_CURRENT_SOURCE_DIR}/git_version.cpp "${GIT_VERSION}")
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endif()
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