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https://github.com/cosmo-sims/MUSIC.git
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51 lines
No EOL
1.6 KiB
CMake
51 lines
No EOL
1.6 KiB
CMake
# CMake script to get git repository version at compile time
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# taken from Matt Keeter's blog and slightly adapted
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# https://www.mattkeeter.com/blog/2018-01-06-versioning/
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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 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 ("${GIT_REV}" STREQUAL "")
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set(GIT_REV "N/A")
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set(GIT_DIFF "")
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set(GIT_TAG "N/A")
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set(GIT_BRANCH "N/A")
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else()
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execute_process(
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COMMAND bash -c "git diff --quiet --exit-code || echo +"
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OUTPUT_VARIABLE GIT_DIFF)
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execute_process(
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COMMAND git describe --exact-match --tags
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OUTPUT_VARIABLE GIT_TAG ERROR_QUIET)
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execute_process(
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COMMAND git rev-parse --abbrev-ref HEAD
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OUTPUT_VARIABLE GIT_BRANCH)
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string(STRIP "${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 "${GIT_TAG}" GIT_TAG)
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string(STRIP "${GIT_BRANCH}" GIT_BRANCH)
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endif()
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if("${GIT_TAG}" STREQUAL "")
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set(GIT_TAG "N/A")
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endif()
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set(VERSION "const char* GIT_REV=\"${GIT_REV}${GIT_DIFF}\";
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const char* GIT_TAG=\"${GIT_TAG}\";
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const char* GIT_BRANCH=\"${GIT_BRANCH}\";")
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if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/version.cc)
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file(READ ${CMAKE_CURRENT_SOURCE_DIR}/version.cc VERSION_)
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else()
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set(VERSION_ "")
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endif()
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if (NOT "${VERSION}" STREQUAL "${VERSION_}")
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file(WRITE ${CMAKE_CURRENT_SOURCE_DIR}/version.cc "${VERSION}")
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endif() |