29 lines
1.3 KiB
CMake
29 lines
1.3 KiB
CMake
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# Determines the git version with git describe and returns it by setting
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# the GIT_INFO list in the parent scope. The list has the following entries
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# 1. Full version string
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# 2. Major version
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# 3. Minor version
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# 4. Revision
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# 5. git SHA hash and commits since tag
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function(determine_version_with_git)
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include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/GetGitRevisionDescription.cmake)
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git_describe(VERSION ${ARGN})
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string(FIND ${VERSION} "." VALID_VERSION)
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if(VALID_VERSION EQUAL -1)
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message(WARNING "Version string ${VERSION} retrieved with git describe is invalid")
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return()
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endif()
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# Parse the version information into pieces.
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string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" _VERSION_MAJOR "${VERSION}")
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string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" _VERSION_MINOR "${VERSION}")
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string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" _VERSION_PATCH "${VERSION}")
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string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+-(.*)" "\\1" VERSION_SHA1 "${VERSION}")
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set(GIT_INFO ${VERSION})
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list(APPEND GIT_INFO ${_VERSION_MAJOR})
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list(APPEND GIT_INFO ${_VERSION_MINOR})
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list(APPEND GIT_INFO ${_VERSION_PATCH})
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list(APPEND GIT_INFO ${VERSION_SHA1})
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set(GIT_INFO ${GIT_INFO} PARENT_SCOPE)
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message(STATUS "Set git version info into GIT_INFO from the git tag ${VERSION}")
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endfunction()
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