From 07155e25464afe73ae3ae79b88913d4f0961f9c5 Mon Sep 17 00:00:00 2001 From: Robin Mueller Date: Fri, 22 Apr 2022 14:04:18 +0200 Subject: [PATCH] extend version handling with git describe --- CMakeLists.txt | 22 +- cmake/GetGitRevisionDescription.cmake | 284 +++++++++++++++++++++++ cmake/GetGitRevisionDescription.cmake.in | 43 ++++ cmake/helpers.cmake | 28 +++ src/fsfw/FSFWVersion.h.in | 7 +- src/fsfw/version.cpp | 2 +- src/fsfw/version.h | 8 +- 7 files changed, 382 insertions(+), 12 deletions(-) create mode 100644 cmake/GetGitRevisionDescription.cmake create mode 100644 cmake/GetGitRevisionDescription.cmake.in create mode 100644 cmake/helpers.cmake diff --git a/CMakeLists.txt b/CMakeLists.txt index 7ef11493..4f9ed91d 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,9 +1,5 @@ cmake_minimum_required(VERSION 3.13) -set(FSFW_VERSION 4) -set(FSFW_SUBVERSION 0) -set(FSFW_REVISION 0) - # Add the cmake folder so the FindSphinx module is found set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH}) @@ -45,6 +41,24 @@ set(FSFW_DUMMY_TGT fsfw-dummy) project(${LIB_FSFW_NAME}) add_library(${LIB_FSFW_NAME}) +# Version handling +include("GetGitRevisionDescription") +determine_version_with_git("--exclude" "docker_*") +set(GIT_INFO ${GIT_INFO} CACHE STRING "Version information retrieved with git describe") +list(GET GIT_INFO 1 FSFW_VERSION) +list(GET GIT_INFO 2 FSFW_SUBVERSION) +list(GET GIT_INFO 3 FSFW_REVISION) +list(GET GIT_INFO 4 FSFW_VERSION_CST_GIT_SHA1) +if(NOT FSFW_VERSION) + set(FSFW_VERSION -1) +endif() +if(NOT FSFW_SUBVERSION) + set(FSFW_SUBVERSION -1) +endif() +if(NOT FSFW_REVISION) + set(FSFW_REVISION -1) +endif() + if(FSFW_BUILD_UNITTESTS) message(STATUS "Building the FSFW unittests in addition to the static library") # Check whether the user has already installed Catch2 first diff --git a/cmake/GetGitRevisionDescription.cmake b/cmake/GetGitRevisionDescription.cmake new file mode 100644 index 00000000..69ef78b2 --- /dev/null +++ b/cmake/GetGitRevisionDescription.cmake @@ -0,0 +1,284 @@ +# - Returns a version string from Git +# +# These functions force a re-configure on each git commit so that you can +# trust the values of the variables in your build system. +# +# get_git_head_revision( [ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR]) +# +# Returns the refspec and sha hash of the current head revision +# +# git_describe( [ ...]) +# +# Returns the results of git describe on the source tree, and adjusting +# the output so that it tests false if an error occurs. +# +# git_describe_working_tree( [ ...]) +# +# Returns the results of git describe on the working tree (--dirty option), +# and adjusting the output so that it tests false if an error occurs. +# +# git_get_exact_tag( [ ...]) +# +# Returns the results of git describe --exact-match on the source tree, +# and adjusting the output so that it tests false if there was no exact +# matching tag. +# +# git_local_changes() +# +# Returns either "CLEAN" or "DIRTY" with respect to uncommitted changes. +# Uses the return code of "git diff-index --quiet HEAD --". +# Does not regard untracked files. +# +# Requires CMake 2.6 or newer (uses the 'function' command) +# +# Original Author: +# 2009-2020 Ryan Pavlik +# http://academic.cleardefinition.com +# +# Copyright 2009-2013, Iowa State University. +# Copyright 2013-2020, Ryan Pavlik +# Copyright 2013-2020, Contributors +# SPDX-License-Identifier: BSL-1.0 +# Distributed under the Boost Software License, Version 1.0. +# (See accompanying file LICENSE_1_0.txt or copy at +# http://www.boost.org/LICENSE_1_0.txt) + +if(__get_git_revision_description) + return() +endif() +set(__get_git_revision_description YES) + +# We must run the following at "include" time, not at function call time, +# to find the path to this module rather than the path to a calling list file +get_filename_component(_gitdescmoddir ${CMAKE_CURRENT_LIST_FILE} PATH) + +# Function _git_find_closest_git_dir finds the next closest .git directory +# that is part of any directory in the path defined by _start_dir. +# The result is returned in the parent scope variable whose name is passed +# as variable _git_dir_var. If no .git directory can be found, the +# function returns an empty string via _git_dir_var. +# +# Example: Given a path C:/bla/foo/bar and assuming C:/bla/.git exists and +# neither foo nor bar contain a file/directory .git. This wil return +# C:/bla/.git +# +function(_git_find_closest_git_dir _start_dir _git_dir_var) + set(cur_dir "${_start_dir}") + set(git_dir "${_start_dir}/.git") + while(NOT EXISTS "${git_dir}") + # .git dir not found, search parent directories + set(git_previous_parent "${cur_dir}") + get_filename_component(cur_dir "${cur_dir}" DIRECTORY) + if(cur_dir STREQUAL git_previous_parent) + # We have reached the root directory, we are not in git + set(${_git_dir_var} + "" + PARENT_SCOPE) + return() + endif() + set(git_dir "${cur_dir}/.git") + endwhile() + set(${_git_dir_var} + "${git_dir}" + PARENT_SCOPE) +endfunction() + +function(get_git_head_revision _refspecvar _hashvar) + _git_find_closest_git_dir("${CMAKE_CURRENT_SOURCE_DIR}" GIT_DIR) + + if("${ARGN}" STREQUAL "ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR") + set(ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR TRUE) + else() + set(ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR FALSE) + endif() + if(NOT "${GIT_DIR}" STREQUAL "") + file(RELATIVE_PATH _relative_to_source_dir "${CMAKE_SOURCE_DIR}" + "${GIT_DIR}") + if("${_relative_to_source_dir}" MATCHES "[.][.]" AND NOT ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR) + # We've gone above the CMake root dir. + set(GIT_DIR "") + endif() + endif() + if("${GIT_DIR}" STREQUAL "") + set(${_refspecvar} + "GITDIR-NOTFOUND" + PARENT_SCOPE) + set(${_hashvar} + "GITDIR-NOTFOUND" + PARENT_SCOPE) + return() + endif() + + # Check if the current source dir is a git submodule or a worktree. + # In both cases .git is a file instead of a directory. + # + if(NOT IS_DIRECTORY ${GIT_DIR}) + # The following git command will return a non empty string that + # points to the super project working tree if the current + # source dir is inside a git submodule. + # Otherwise the command will return an empty string. + # + execute_process( + COMMAND "${GIT_EXECUTABLE}" rev-parse + --show-superproject-working-tree + WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" + OUTPUT_VARIABLE out + ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE) + if(NOT "${out}" STREQUAL "") + # If out is empty, GIT_DIR/CMAKE_CURRENT_SOURCE_DIR is in a submodule + file(READ ${GIT_DIR} submodule) + string(REGEX REPLACE "gitdir: (.*)$" "\\1" GIT_DIR_RELATIVE + ${submodule}) + string(STRIP ${GIT_DIR_RELATIVE} GIT_DIR_RELATIVE) + get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH) + get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} + ABSOLUTE) + set(HEAD_SOURCE_FILE "${GIT_DIR}/HEAD") + else() + # GIT_DIR/CMAKE_CURRENT_SOURCE_DIR is in a worktree + file(READ ${GIT_DIR} worktree_ref) + # The .git directory contains a path to the worktree information directory + # inside the parent git repo of the worktree. + # + string(REGEX REPLACE "gitdir: (.*)$" "\\1" git_worktree_dir + ${worktree_ref}) + string(STRIP ${git_worktree_dir} git_worktree_dir) + _git_find_closest_git_dir("${git_worktree_dir}" GIT_DIR) + set(HEAD_SOURCE_FILE "${git_worktree_dir}/HEAD") + endif() + else() + set(HEAD_SOURCE_FILE "${GIT_DIR}/HEAD") + endif() + set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data") + if(NOT EXISTS "${GIT_DATA}") + file(MAKE_DIRECTORY "${GIT_DATA}") + endif() + + if(NOT EXISTS "${HEAD_SOURCE_FILE}") + return() + endif() + set(HEAD_FILE "${GIT_DATA}/HEAD") + configure_file("${HEAD_SOURCE_FILE}" "${HEAD_FILE}" COPYONLY) + + configure_file("${_gitdescmoddir}/GetGitRevisionDescription.cmake.in" + "${GIT_DATA}/grabRef.cmake" @ONLY) + include("${GIT_DATA}/grabRef.cmake") + + set(${_refspecvar} + "${HEAD_REF}" + PARENT_SCOPE) + set(${_hashvar} + "${HEAD_HASH}" + PARENT_SCOPE) +endfunction() + +function(git_describe _var) + if(NOT GIT_FOUND) + find_package(Git QUIET) + endif() + get_git_head_revision(refspec hash) + if(NOT GIT_FOUND) + set(${_var} + "GIT-NOTFOUND" + PARENT_SCOPE) + return() + endif() + if(NOT hash) + set(${_var} + "HEAD-HASH-NOTFOUND" + PARENT_SCOPE) + return() + endif() + + # TODO sanitize + #if((${ARGN}" MATCHES "&&") OR + # (ARGN MATCHES "||") OR + # (ARGN MATCHES "\\;")) + # message("Please report the following error to the project!") + # message(FATAL_ERROR "Looks like someone's doing something nefarious with git_describe! Passed arguments ${ARGN}") + #endif() + + #message(STATUS "Arguments to execute_process: ${ARGN}") + + execute_process( + COMMAND "${GIT_EXECUTABLE}" describe --tags --always ${hash} ${ARGN} + WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" + RESULT_VARIABLE res + OUTPUT_VARIABLE out + ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE) + if(NOT res EQUAL 0) + set(out "${out}-${res}-NOTFOUND") + endif() + + set(${_var} + "${out}" + PARENT_SCOPE) +endfunction() + +function(git_describe_working_tree _var) + if(NOT GIT_FOUND) + find_package(Git QUIET) + endif() + if(NOT GIT_FOUND) + set(${_var} + "GIT-NOTFOUND" + PARENT_SCOPE) + return() + endif() + + execute_process( + COMMAND "${GIT_EXECUTABLE}" describe --dirty ${ARGN} + WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" + RESULT_VARIABLE res + OUTPUT_VARIABLE out + ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE) + if(NOT res EQUAL 0) + set(out "${out}-${res}-NOTFOUND") + endif() + + set(${_var} + "${out}" + PARENT_SCOPE) +endfunction() + +function(git_get_exact_tag _var) + git_describe(out --exact-match ${ARGN}) + set(${_var} + "${out}" + PARENT_SCOPE) +endfunction() + +function(git_local_changes _var) + if(NOT GIT_FOUND) + find_package(Git QUIET) + endif() + get_git_head_revision(refspec hash) + if(NOT GIT_FOUND) + set(${_var} + "GIT-NOTFOUND" + PARENT_SCOPE) + return() + endif() + if(NOT hash) + set(${_var} + "HEAD-HASH-NOTFOUND" + PARENT_SCOPE) + return() + endif() + + execute_process( + COMMAND "${GIT_EXECUTABLE}" diff-index --quiet HEAD -- + WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" + RESULT_VARIABLE res + OUTPUT_VARIABLE out + ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE) + if(res EQUAL 0) + set(${_var} + "CLEAN" + PARENT_SCOPE) + else() + set(${_var} + "DIRTY" + PARENT_SCOPE) + endif() +endfunction() diff --git a/cmake/GetGitRevisionDescription.cmake.in b/cmake/GetGitRevisionDescription.cmake.in new file mode 100644 index 00000000..66eee637 --- /dev/null +++ b/cmake/GetGitRevisionDescription.cmake.in @@ -0,0 +1,43 @@ +# +# Internal file for GetGitRevisionDescription.cmake +# +# Requires CMake 2.6 or newer (uses the 'function' command) +# +# Original Author: +# 2009-2010 Ryan Pavlik +# http://academic.cleardefinition.com +# Iowa State University HCI Graduate Program/VRAC +# +# Copyright 2009-2012, Iowa State University +# Copyright 2011-2015, Contributors +# Distributed under the Boost Software License, Version 1.0. +# (See accompanying file LICENSE_1_0.txt or copy at +# http://www.boost.org/LICENSE_1_0.txt) +# SPDX-License-Identifier: BSL-1.0 + +set(HEAD_HASH) + +file(READ "@HEAD_FILE@" HEAD_CONTENTS LIMIT 1024) + +string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS) +if(HEAD_CONTENTS MATCHES "ref") + # named branch + string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}") + if(EXISTS "@GIT_DIR@/${HEAD_REF}") + configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY) + else() + configure_file("@GIT_DIR@/packed-refs" "@GIT_DATA@/packed-refs" COPYONLY) + file(READ "@GIT_DATA@/packed-refs" PACKED_REFS) + if(${PACKED_REFS} MATCHES "([0-9a-z]*) ${HEAD_REF}") + set(HEAD_HASH "${CMAKE_MATCH_1}") + endif() + endif() +else() + # detached HEAD + configure_file("@GIT_DIR@/HEAD" "@GIT_DATA@/head-ref" COPYONLY) +endif() + +if(NOT HEAD_HASH) + file(READ "@GIT_DATA@/head-ref" HEAD_HASH LIMIT 1024) + string(STRIP "${HEAD_HASH}" HEAD_HASH) +endif() diff --git a/cmake/helpers.cmake b/cmake/helpers.cmake new file mode 100644 index 00000000..14fc4978 --- /dev/null +++ b/cmake/helpers.cmake @@ -0,0 +1,28 @@ +# Determines the git version with git describe and returns it by setting +# the GIT_INFO list in the parent scope. The list has the following entries +# 1. Full version string +# 2. Major version +# 3. Minor version +# 4. Revision +# 5. git SHA hash and commits since tag +function(determine_version_with_git) + include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/GetGitRevisionDescription.cmake) + git_describe(VERSION ${ARGN}) + string(FIND ${VERSION} "." VALID_VERSION) + if(VALID_VERSION EQUAL -1) + message(WARNING "Version string ${VERSION} retrieved with git describe is invalid") + return() + endif() + # Parse the version information into pieces. + string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" _VERSION_MAJOR "${VERSION}") + string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" _VERSION_MINOR "${VERSION}") + string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" _VERSION_PATCH "${VERSION}") + string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+-(.*)" "\\1" VERSION_SHA1 "${VERSION}") + set(GIT_INFO ${VERSION}) + list(APPEND GIT_INFO ${_VERSION_MAJOR}) + list(APPEND GIT_INFO ${_VERSION_MINOR}) + list(APPEND GIT_INFO ${_VERSION_PATCH}) + list(APPEND GIT_INFO ${VERSION_SHA1}) + set(GIT_INFO ${GIT_INFO} PARENT_SCOPE) + message(STATUS "Set git version info into GIT_INFO from the git tag ${VERSION}") +endfunction() diff --git a/src/fsfw/FSFWVersion.h.in b/src/fsfw/FSFWVersion.h.in index 19a56214..79d1f130 100644 --- a/src/fsfw/FSFWVersion.h.in +++ b/src/fsfw/FSFWVersion.h.in @@ -2,8 +2,9 @@ #define FSFW_VERSION_H_ // Versioning is kept in project CMakeLists.txt file -#define FSFW_VERSION_MAJOR @FSFW_VERSION@ -#define FSFW_VERSION_MINOR @FSFW_SUBVERSION@ -#define FSFW_VERSION_REVISION @FSFW_REVISION@ +static constexpr int FSFW_VERSION_MAJOR = @FSFW_VERSION@; +static constexpr int FSFW_VERSION_MINOR = @FSFW_SUBVERSION@; +static constexpr int FSFW_VERSION_REVISION = @FSFW_REVISION@; +static const char FSFW_VERSION_CST_GIT_SHA1[] = "@FSFW_VERSION_CST_GIT_SHA1@"; #endif /* FSFW_VERSION_H_ */ diff --git a/src/fsfw/version.cpp b/src/fsfw/version.cpp index a7f1d6a1..4717b188 100644 --- a/src/fsfw/version.cpp +++ b/src/fsfw/version.cpp @@ -13,7 +13,7 @@ const Version fsfw::FSFW_VERSION = {FSFW_VERSION_MAJOR, FSFW_VERSION_MINOR, FSFW_VERSION_REVISION}; -Version::Version(uint32_t major, uint32_t minor, uint32_t revision, const char* addInfo) +Version::Version(int major, int minor, int revision, const char* addInfo) : major(major), minor(minor), revision(revision), addInfo(addInfo) {} void Version::getVersion(char* str, size_t maxLen) const { diff --git a/src/fsfw/version.h b/src/fsfw/version.h index d8497703..d97306ec 100644 --- a/src/fsfw/version.h +++ b/src/fsfw/version.h @@ -10,10 +10,10 @@ class Version { public: - Version(uint32_t major, uint32_t minor, uint32_t revision, const char* addInfo = nullptr); - uint32_t major = 0; - uint32_t minor = 0; - uint32_t revision = 0; + Version(int major, int minor, int revision, const char* addInfo = nullptr); + int major = -1; + int minor = -1; + int revision = -1; // Additional information, e.g. a git SHA hash const char* addInfo = nullptr;