kc3-lang/libevent/cmake/VersionViaGit.cmake

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• Hash : 51019e94
  Author :
  Date : 2016-07-13T17:40:48
  

  Bump version to 2.1.6-beta everywhere
  
  - cmake basic
  - cmake detecting from git -- event_fuzzy_version_from_git()
  - autotools
  - win32
  - appveyor
  

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• cmake/VersionViaGit.cmake

• # This module defines the following variables utilizing
  # git to determine the parent tag. And if found the macro
  # will attempt to parse them in the github tag fomat
  #
  # Usful for auto-versionin in ou CMakeLists
  #
  #  EVENT_GIT___VERSION_FOUND - Version variables foud
  #  EVENT_GIT___VERSION_MAJOR - Major version.
  #  EVENT_GIT___VERSION_MINOR - Minor version
  #  EVENT_GIT___VERSION_STAGE - Stage version
  #
  # Example usage:
  #
  # event_fuzzy_version_from_git()
  # if (EVENT_GIT___VERSION_FOUND)
  #    message("Libvent major=${EVENT_GIT___VERSION_MAJOR}")
  #    message("        minor=${EVENT_GIT___VERSION_MINOR}")
  #    message("        patch=${EVENT_GIT___VERSION_PATCH}")
  #    message("        stage=${EVENT_GIT___VERSION_STAGE}")
  # endif()
  
  include(FindGit)
  
  macro(event_fuzzy_version_from_git)
  	set(EVENT_GIT___VERSION_FOUND FALSE)
  
  	# set our defaults.
  	set(EVENT_GIT___VERSION_MAJOR 2)
  	set(EVENT_GIT___VERSION_MINOR 1)
  	set(EVENT_GIT___VERSION_PATCH 6)
  	set(EVENT_GIT___VERSION_STAGE "beta")
  
  	find_package(Git)
  
  	if (GIT_FOUND)
  		execute_process(
  			COMMAND
  				${GIT_EXECUTABLE} describe --abbrev=0
  			WORKING_DIRECTORY
  				${PROJECT_SOURCE_DIR}
  			RESULT_VARIABLE
  				GITRET
  			OUTPUT_VARIABLE
  				GITVERSION)
  
  			if (GITRET EQUAL 0)
  				string(REGEX REPLACE "^release-([0-9]+)\\.([0-9]+)\\.([0-9]+)-(.*)"       "\\1" EVENT_GIT___VERSION_MAJOR ${GITVERSION})
  				string(REGEX REPLACE "^release-([0-9]+)\\.([0-9]+)\\.([0-9]+)-(.*)"       "\\2" EVENT_GIT___VERSION_MINOR ${GITVERSION})
  				string(REGEX REPLACE "^release-([0-9]+)\\.([0-9]+)\\.([0-9]+)-(.*)"       "\\3" EVENT_GIT___VERSION_PATCH ${GITVERSION})
  				string(REGEX REPLACE "^release-([0-9]+)\\.([0-9]+)\\.([0-9]+)-([aA-zZ]+)" "\\4" EVENT_GIT___VERSION_STAGE ${GITVERSION})
  			endif()
  		endif()
  endmacro()
  

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