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