67 lines
1.9 KiB
CMake
67 lines
1.9 KiB
CMake
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# This module defines the following variables utilizing
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# git to determine the parent tag. And if found the macro
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# will attempt to parse them in the github tag fomat
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#
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# Useful for auto-versioning in our CMakeLists
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#
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# EVENT_GIT___VERSION_MAJOR - Major version.
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# EVENT_GIT___VERSION_MINOR - Minor version
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# EVENT_GIT___VERSION_STAGE - Stage version
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#
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# Example usage:
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#
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# event_fuzzy_version_from_git()
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# message("Libvent major=${EVENT_GIT___VERSION_MAJOR}")
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# message(" minor=${EVENT_GIT___VERSION_MINOR}")
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# message(" patch=${EVENT_GIT___VERSION_PATCH}")
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# message(" stage=${EVENT_GIT___VERSION_STAGE}")
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# endif()
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include(FindGit)
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macro(event_fuzzy_version_from_git)
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# set our defaults.
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set(EVENT_GIT___VERSION_MAJOR 2)
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set(EVENT_GIT___VERSION_MINOR 1)
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set(EVENT_GIT___VERSION_PATCH 12)
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set(EVENT_GIT___VERSION_STAGE "stable")
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find_package(Git)
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if (GIT_FOUND)
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execute_process(
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COMMAND
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${GIT_EXECUTABLE} describe --abbrev=0 --always
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WORKING_DIRECTORY
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${PROJECT_SOURCE_DIR}
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RESULT_VARIABLE
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GITRET
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OUTPUT_VARIABLE
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GITVERSION
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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string(REGEX REPLACE "[\\._-]" ";" VERSION_LIST "${GITVERSION}")
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if(VERSION_LIST)
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list(LENGTH VERSION_LIST VERSION_LIST_LENGTH)
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endif()
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if ((GITRET EQUAL 0) AND (VERSION_LIST_LENGTH EQUAL 5))
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list(GET VERSION_LIST 1 _MAJOR)
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list(GET VERSION_LIST 2 _MINOR)
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list(GET VERSION_LIST 3 _PATCH)
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list(GET VERSION_LIST 4 _STAGE)
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set(_DEFAULT_VERSION "${EVENT_GIT___VERSION_MAJOR}.${EVENT_GIT___VERSION_MINOR}.${EVENT_GIT___VERSION_PATCH}-${EVENT_GIT___VERSION_STAGE}")
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set(_GIT_VERSION "${_MAJOR}.${_MINOR}.${_PATCH}-${_STAGE}")
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if (${_DEFAULT_VERSION} VERSION_LESS ${_GIT_VERSION})
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set(EVENT_GIT___VERSION_MAJOR ${_MAJOR})
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set(EVENT_GIT___VERSION_MINOR ${_MINOR})
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set(EVENT_GIT___VERSION_PATCH ${_PATCH})
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set(EVENT_GIT___VERSION_STAGE ${_STAGE})
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endif()
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endif()
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endif()
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endmacro()
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