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Get the package version from git on CI
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,196 @@ | ||
| #!/usr/bin/cmake -P | ||
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| # UpdateRevision.cmake | ||
| # | ||
| # Public domain. This program uses git commands command to get | ||
| # various bits of repository status for a particular directory | ||
| # and writes it into a header file so that it can be used for a | ||
| # project's versioning. | ||
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| # Boilerplate to return a variable from a function. | ||
| macro(ret_var VAR) | ||
| set(${VAR} "${${VAR}}" PARENT_SCOPE) | ||
| endmacro() | ||
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| # Populate variables "Hash", "Timestamp", "Version_suffix" with relevant information | ||
| # from source repository. If anything goes wrong return something in "Error." | ||
| function(query_repo_info Tag ProjectDir) | ||
| execute_process( | ||
| COMMAND "${Git_executable}" log -1 "--format=%ai;%H" | ||
| WORKING_DIRECTORY "${ProjectDir}" | ||
| RESULT_VARIABLE Error | ||
| OUTPUT_VARIABLE CommitInfo | ||
| ERROR_QUIET | ||
| OUTPUT_STRIP_TRAILING_WHITESPACE | ||
| ) | ||
| if(NOT "${Error}" STREQUAL "0") | ||
| ret_var(Error) | ||
| return() | ||
| endif() | ||
| list(GET CommitInfo 0 Timestamp) | ||
| list(GET CommitInfo 1 Hash) | ||
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| ret_var(Hash) | ||
| ret_var(Timestamp) | ||
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| execute_process( | ||
| COMMAND "${Git_executable}" rev-list "${Tag}.." --count | ||
| WORKING_DIRECTORY "${ProjectDir}" | ||
| RESULT_VARIABLE Error | ||
| OUTPUT_VARIABLE Commits_from_release | ||
| ERROR_QUIET | ||
| OUTPUT_STRIP_TRAILING_WHITESPACE | ||
| ) | ||
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| if(NOT "${Error}" STREQUAL "0") | ||
| return() | ||
| endif() | ||
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| if("${Commits_from_release}" STREQUAL "0") | ||
| return() | ||
| endif() | ||
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| execute_process( | ||
| COMMAND "${Git_executable}" rev-parse --abbrev-ref HEAD | ||
| WORKING_DIRECTORY "${ProjectDir}" | ||
| RESULT_VARIABLE Error | ||
| OUTPUT_VARIABLE Branch | ||
| ERROR_QUIET | ||
| OUTPUT_STRIP_TRAILING_WHITESPACE | ||
| ) | ||
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| if(NOT "${Error}" STREQUAL "0") | ||
| return() | ||
| endif() | ||
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| if("${Branch}" STREQUAL "makepkg") | ||
| execute_process( | ||
| COMMAND "${Git_executable}" log -n 1 "--pretty='%(decorate:separator=;,prefix=,suffix=)'" HEAD | ||
| WORKING_DIRECTORY "${ProjectDir}" | ||
| RESULT_VARIABLE Error | ||
| OUTPUT_VARIABLE Branch | ||
| ERROR_QUIET | ||
| OUTPUT_STRIP_TRAILING_WHITESPACE | ||
| ) | ||
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| if(NOT "${Error}" STREQUAL "0") | ||
| return() | ||
| endif() | ||
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| list(GET Branch 1 Branch) | ||
| string(REPLACE "origin/" "" Branch "${Branch}") | ||
| endif() | ||
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| if("${Branch}" STREQUAL "master") | ||
| set(Version_suffix "~${Commits_from_release}") | ||
| set(Display_version_suffix "-${Commits_from_release}") | ||
| set(On_master_branch 1) | ||
| ret_var(Version_suffix) | ||
| ret_var(Display_version_suffix) | ||
| ret_var(On_master_branch) | ||
| return() | ||
| endif() | ||
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| execute_process( | ||
| COMMAND "${Git_executable}" rev-list origin/master.. --count | ||
| WORKING_DIRECTORY "${ProjectDir}" | ||
| RESULT_VARIABLE Error | ||
| OUTPUT_VARIABLE Commits_in_branch | ||
| ERROR_QUIET | ||
| OUTPUT_STRIP_TRAILING_WHITESPACE | ||
| ) | ||
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| if(NOT "${Error}" STREQUAL "0") | ||
| return() | ||
| endif() | ||
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| math(EXPR Commits_from_master "${Commits_from_release} - ${Commits_in_branch}" OUTPUT_FORMAT DECIMAL) | ||
| string(SUBSTRING "${Branch}" 0 1 Branch_short) | ||
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| set(Version_suffix "~${Commits_from_master}+${Branch_short}${Commits_in_branch}") | ||
| set(Display_version_suffix "-${Commits_from_master}-${Branch_short}${Commits_in_branch}") | ||
| ret_var(Version_suffix) | ||
| ret_var(Display_version_suffix) | ||
| endfunction() | ||
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| # Although configure_file doesn't overwrite the file if the contents are the | ||
| # same we can't easily observe that to change the status message. This | ||
| # function parses the existing file (if it exists) and puts the hash in | ||
| # variable "OldHash" | ||
| function(get_existing_hash File) | ||
| if(EXISTS "${File}") | ||
| file(STRINGS "${File}" OldHash LIMIT_COUNT 1) | ||
| if(OldHash) | ||
| string(SUBSTRING "${OldHash}" 3 -1 OldHash) | ||
| ret_var(OldHash) | ||
| endif() | ||
| endif() | ||
| endfunction() | ||
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| function(get_project_version CmakeFile) | ||
| file(STRINGS "${CmakeFile}" Project_statement REGEX "project\(.*\)") | ||
| string(REGEX REPLACE "[()\" ]" ";" Project_statement "${Project_statement}") | ||
| if(Project_statement) | ||
| cmake_parse_arguments("PROJECT" | ||
| "" # List of Options | ||
| "VERSION" # List of Values | ||
| "" # List of Lists | ||
| ${Project_statement} | ||
| ) | ||
| ret_var(PROJECT_VERSION) | ||
| endif() | ||
| endfunction() | ||
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| function(main) | ||
| if(CMAKE_ARGC LESS 4) # cmake -P UpdateRevision.cmake <path to git> [<OutputFile>] | ||
| message(NOTICE "Usage: ${CMAKE_ARGV2} <path to git> [<path to git_info.h>]") | ||
| return() | ||
| endif() | ||
| set(Git_executable "${CMAKE_ARGV3}") | ||
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| get_filename_component(ScriptDir "${CMAKE_SCRIPT_MODE_FILE}" DIRECTORY) | ||
| get_filename_component(ProjectDir "${ScriptDir}" DIRECTORY) | ||
| get_project_version("${ProjectDir}/CMakeLists.txt") | ||
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| query_repo_info("${PROJECT_VERSION}" "${ProjectDir}") | ||
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| if(NOT Hash) | ||
| message(NOTICE "Failed to get commit info: ${Error}") | ||
| set(Hash "<unknown>") | ||
| set(Timestamp "<unknown>") | ||
| set(Version_suffix "") | ||
| set(Display_version_suffix "") | ||
| else() | ||
| string(SUBSTRING "${Hash}" 0 7 Hash_suffix) | ||
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| if(NOT Version_suffix) | ||
| set(Version_suffix "") | ||
| set(Display_version_suffix "") | ||
| else() | ||
| String(APPEND Display_version_suffix " ${Hash_suffix}") | ||
| endif() | ||
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| string(SUBSTRING "${Timestamp}" 0 10 Date) | ||
| String(APPEND Display_version_suffix " (${Date})") | ||
| endif() | ||
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| if(CMAKE_ARGV4) | ||
| set(OutputFile "${CMAKE_ARGV4}") | ||
| get_existing_hash("${OutputFile}") | ||
| if("${Hash}${Version_suffix}" STREQUAL OldHash) | ||
| return() | ||
| endif() | ||
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| configure_file("${ScriptDir}/git_info.h.in" "${OutputFile}" @ONLY) | ||
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| message(STATUS "Configuring ${OutputFile} - updated to commit ${Hash_suffix}") | ||
| else() | ||
| if(On_master_branch) | ||
| message(NOTICE "${PROJECT_VERSION}${Version_suffix}") | ||
| else() | ||
| message(NOTICE "${PROJECT_VERSION}${Version_suffix}-${Hash_suffix}") | ||
| endif() | ||
| endif() | ||
| endfunction() | ||
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| main() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| # configure_empty_git_info(<Template> <Output>) | ||
| function(configure_empty_git_info Template Output) | ||
| set(Hash "<unknown>") | ||
| set(Timestamp "<unknown>") | ||
| set(Version_suffix "") | ||
| set(Display_version_suffix "") | ||
| configure_file("${Template}" "${Output}" @ONLY) | ||
| endfunction() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| // @Hash@@Version_suffix@ | ||
| // | ||
| // This file was automatically generated by the Cmake. | ||
| // Do not edit by hand. | ||
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| #pragma once | ||
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| #define GIT_SHA "@Hash@" | ||
| #define GIT_VERSION_SUFFIX "@Version_suffix@" | ||
| #define GIT_DISPLAY_VERSION_SUFFIX "@Display_version_suffix@" | ||
| #define GIT_TIME "@Timestamp@" |
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