Werner Sembach
2 years ago
parent
fb8b538ba7
commit
10e872adcc
@ -1,167 +0,0 @@
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# The MIT License (MIT)
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#
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# Copyright (c) 2016-2017 Theo Willows
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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cmake_minimum_required( VERSION 3.0.0 )
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include( CMakeParseArguments )
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function( version_from_git )
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# Parse arguments
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set( options OPTIONAL FAST )
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set( oneValueArgs
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GIT_EXECUTABLE
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INCLUDE_HASH
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LOG
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TIMESTAMP
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)
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set( multiValueArgs )
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cmake_parse_arguments( ARG "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN} )
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# Defaults
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if( NOT DEFINED ARG_INCLUDE_HASH )
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set( ARG_INCLUDE_HASH ON )
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endif()
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if( DEFINED ARG_GIT_EXECUTABLE )
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set( GIT_EXECUTABLE "${ARG_GIT_EXECUTABLE}" )
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else ()
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# Find Git or bail out
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find_package( Git )
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if( NOT GIT_FOUND )
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message( FATAL_ERROR "[MunkeiVersionFromGit] Git not found" )
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endif( NOT GIT_FOUND )
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endif()
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# Git describe
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execute_process(
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COMMAND "${GIT_EXECUTABLE}" describe --tags
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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RESULT_VARIABLE git_result
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OUTPUT_VARIABLE git_describe
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ERROR_VARIABLE git_error
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_STRIP_TRAILING_WHITESPACE
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)
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if( NOT git_result EQUAL 0 )
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message( FATAL_ERROR
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"[MunkeiVersionFromGit] Failed to execute Git: ${git_error}"
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)
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endif()
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# Get Git tag
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execute_process(
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COMMAND "${GIT_EXECUTABLE}" describe --tags --abbrev=0
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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RESULT_VARIABLE git_result
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OUTPUT_VARIABLE git_tag
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ERROR_VARIABLE git_error
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_STRIP_TRAILING_WHITESPACE
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)
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if( NOT git_result EQUAL 0 )
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message( FATAL_ERROR
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"[MunkeiVersionFromGit] Failed to execute Git: ${git_error}"
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)
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endif()
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if( git_tag MATCHES "^v(0|[1-9][0-9]*)[.](0|[1-9][0-9]*)[.](0|[1-9][0-9]*)(-[.0-9A-Za-z-]+)?([+][.0-9A-Za-z-]+)?$" )
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set( version_major "${CMAKE_MATCH_1}" )
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set( version_minor "${CMAKE_MATCH_2}" )
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set( version_patch "${CMAKE_MATCH_3}" )
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set( identifiers "${CMAKE_MATCH_4}" )
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set( metadata "${CMAKE_MATCH_5}" )
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else()
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message( FATAL_ERROR
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"[MunkeiVersionFromGit] Git tag isn't valid semantic version: [${git_tag}]"
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)
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endif()
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if( "${git_tag}" STREQUAL "${git_describe}" )
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set( git_at_a_tag ON )
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endif()
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if( NOT git_at_a_tag )
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# Extract the Git hash (if one exists)
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string( REGEX MATCH "g[0-9a-f]+$" git_hash "${git_describe}" )
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endif()
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# Construct the version variables
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set( version ${version_major}.${version_minor}.${version_patch} )
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set( semver ${version} )
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# Identifiers
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if( identifiers MATCHES ".+" )
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string( SUBSTRING "${identifiers}" 1 -1 identifiers )
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set( semver "${semver}-${identifiers}")
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endif()
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# Metadata
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# TODO Split and join (add Git hash inbetween)
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if( metadata MATCHES ".+" )
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string( SUBSTRING "${metadata}" 1 -1 metadata )
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# Split
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string( REPLACE "." ";" metadata "${metadata}" )
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endif()
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if( NOT git_at_a_tag )
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if( ARG_INCLUDE_HASH )
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list( APPEND metadata "${git_hash}" )
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endif( ARG_INCLUDE_HASH )
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# Timestamp
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if( DEFINED ARG_TIMESTAMP )
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string( TIMESTAMP timestamp "${ARG_TIMESTAMP}" UTC )
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list( APPEND metadata "${timestamp}" )
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endif( DEFINED ARG_TIMESTAMP )
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endif()
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# Join
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string( REPLACE ";" "." metadata "${metadata}" )
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if( metadata MATCHES ".+" )
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set( semver "${semver}+${metadata}")
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endif()
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# Log the results
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if( ARG_LOG )
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message( STATUS
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"[MunkeiVersionFromGit] Version: ${version}
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Git tag: [${git_tag}]
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Git hash: [${git_hash}]
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Decorated: [${git_describe}]
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Identifiers: [${identifiers}]
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Metadata: [${metadata}]
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SemVer: [${semver}]"
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)
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endif( ARG_LOG )
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# Set parent scope variables
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set( GIT_TAG ${git_tag} PARENT_SCOPE )
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set( SEMVER ${semver} PARENT_SCOPE )
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set( VERSION ${version} PARENT_SCOPE )
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set( VERSION_MAJOR ${version_major} PARENT_SCOPE )
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set( VERSION_MINOR ${version_minor} PARENT_SCOPE )
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set( VERSION_PATCH ${version_patch} PARENT_SCOPE )
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endfunction( version_from_git )
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