Use scripts from https://github.com/rpavlik/cmake-modules to find git revision description.
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levlam
parent
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commit
22ce9df352
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# sets GIT_COMMIT and GIT_DIRTY CMake variables
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function(get_git_info)
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find_program(GIT_EXECUTABLE git)
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unset(TD_GIT_COMMIT PARENT_SCOPE)
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unset(TD_GIT_DIRTY PARENT_SCOPE)
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execute_process(
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COMMAND "${GIT_EXECUTABLE}" rev-parse HEAD
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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OUTPUT_VARIABLE GIT_COMMIT
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ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (NOT GIT_COMMIT)
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return()
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endif()
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set(TD_GIT_COMMIT "${GIT_COMMIT}" PARENT_SCOPE)
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execute_process(
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COMMAND "${GIT_EXECUTABLE}" diff-index --quiet HEAD
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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RESULT_VARIABLE GIT_DIRTY_RESULT
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ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (GIT_DIRTY_RESULT)
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set(TD_GIT_DIRTY "true" PARENT_SCOPE)
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endif()
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endfunction()
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167
CMake/GetGitRevisionDescription.cmake
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167
CMake/GetGitRevisionDescription.cmake
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# - Returns a version string from Git
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#
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# These functions force a re-configure on each git commit so that you can
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# trust the values of the variables in your build system.
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#
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# get_git_head_revision(<refspecvar> <hashvar> [ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR])
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#
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# Returns the results of git describe --exact-match on the source tree,
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# and adjusting the output so that it tests false if there was no exact
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# matching tag.
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#
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# git_local_changes(<var>)
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#
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# Returns either "CLEAN" or "DIRTY" with respect to uncommitted changes.
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# Uses the return code of "git diff-index --quiet HEAD --".
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# Does not regard untracked files.
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#
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# Requires CMake 2.6 or newer (uses the 'function' command)
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#
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# Original Author:
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# 2009-2020 Ryan Pavlik <ryan.pavlik@gmail.com> <abiryan@ryand.net>
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# http://academic.cleardefinition.com
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#
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# Copyright 2009-2013, Iowa State University.
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# Copyright 2013-2020, Ryan Pavlik
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# Copyright 2013-2020, Contributors
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# SPDX-License-Identifier: BSL-1.0
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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if (__get_git_revision_description)
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return()
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endif()
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set(__get_git_revision_description YES)
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# We must run the following at "include" time, not at function call time,
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# to find the path to this module rather than the path to a calling list file
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get_filename_component(_gitdescmoddir ${CMAKE_CURRENT_LIST_FILE} PATH)
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# Function _git_find_closest_git_dir finds the next closest .git directory
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# that is part of any directory in the path defined by _start_dir.
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# The result is returned in the parent scope variable whose name is passed
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# as variable _git_dir_var. If no .git directory can be found, the
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# function returns an empty string via _git_dir_var.
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#
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# Example: Given a path C:/bla/foo/bar and assuming C:/bla/.git exists and
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# neither foo nor bar contain a file/directory .git. This wil return
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# C:/bla/.git
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#
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function(_git_find_closest_git_dir _start_dir _git_dir_var)
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set(cur_dir "${_start_dir}")
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set(git_dir "${_start_dir}/.git")
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while (NOT EXISTS "${git_dir}")
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# .git dir not found, search parent directories
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set(git_previous_parent "${cur_dir}")
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get_filename_component(cur_dir "${cur_dir}" DIRECTORY)
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if (cur_dir STREQUAL git_previous_parent)
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# We have reached the root directory, we are not in git
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set(${_git_dir_var} "" PARENT_SCOPE)
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return()
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endif()
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set(git_dir "${cur_dir}/.git")
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endwhile()
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set(${_git_dir_var} "${git_dir}" PARENT_SCOPE)
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endfunction()
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function(get_git_head_revision _refspecvar _hashvar)
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_git_find_closest_git_dir("${CMAKE_CURRENT_SOURCE_DIR}" GIT_DIR)
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if ("${ARGN}" STREQUAL "ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR")
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set(ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR TRUE)
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else()
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set(ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR FALSE)
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endif()
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if (NOT "${GIT_DIR}" STREQUAL "")
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file(RELATIVE_PATH _relative_to_source_dir "${CMAKE_SOURCE_DIR}" "${GIT_DIR}")
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if ("${_relative_to_source_dir}" MATCHES "[.][.]" AND NOT ALLOW_LOOKING_ABOVE_CMAKE_SOURCE_DIR)
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# We've gone above the CMake root dir.
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set(GIT_DIR "")
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endif()
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endif()
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if ("${GIT_DIR}" STREQUAL "")
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set(${_refspecvar} "GITDIR-NOTFOUND" PARENT_SCOPE)
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set(${_hashvar} "GITDIR-NOTFOUND" PARENT_SCOPE)
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return()
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endif()
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# Check if the current source dir is a git submodule or a worktree.
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# In both cases .git is a file instead of a directory.
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#
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if (NOT IS_DIRECTORY ${GIT_DIR})
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# The following git command will return a non empty string that
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# points to the super project working tree if the current
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# source dir is inside a git submodule.
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# Otherwise the command will return an empty string.
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#
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execute_process(
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COMMAND "${GIT_EXECUTABLE}" rev-parse --show-superproject-working-tree
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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OUTPUT_VARIABLE out
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ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (NOT "${out}" STREQUAL "")
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# If out is empty, GIT_DIR/CMAKE_CURRENT_SOURCE_DIR is in a submodule
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file(READ ${GIT_DIR} submodule)
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string(REGEX REPLACE "gitdir: (.*)$" "\\1" GIT_DIR_RELATIVE ${submodule})
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string(STRIP ${GIT_DIR_RELATIVE} GIT_DIR_RELATIVE)
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get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH)
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get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} ABSOLUTE)
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set(HEAD_SOURCE_FILE "${GIT_DIR}/HEAD")
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else()
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# GIT_DIR/CMAKE_CURRENT_SOURCE_DIR is in a worktree
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file(READ ${GIT_DIR} worktree_ref)
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# The .git directory contains a path to the worktree information directory
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# inside the parent git repo of the worktree.
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string(REGEX REPLACE "gitdir: (.*)$" "\\1" git_worktree_dir ${worktree_ref})
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string(STRIP ${git_worktree_dir} git_worktree_dir)
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_git_find_closest_git_dir("${git_worktree_dir}" GIT_DIR)
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set(HEAD_SOURCE_FILE "${git_worktree_dir}/HEAD")
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endif()
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else()
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set(HEAD_SOURCE_FILE "${GIT_DIR}/HEAD")
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endif()
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set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data")
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if (NOT EXISTS "${GIT_DATA}")
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file(MAKE_DIRECTORY "${GIT_DATA}")
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endif()
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if (NOT EXISTS "${HEAD_SOURCE_FILE}")
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return()
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endif()
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set(HEAD_FILE "${GIT_DATA}/HEAD")
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configure_file("${HEAD_SOURCE_FILE}" "${HEAD_FILE}" COPYONLY)
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configure_file("${_gitdescmoddir}/GetGitRevisionDescription.cmake.in" "${GIT_DATA}/grabRef.cmake" @ONLY)
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include("${GIT_DATA}/grabRef.cmake")
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set(${_refspecvar} "${HEAD_REF}" PARENT_SCOPE)
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set(${_hashvar} "${HEAD_HASH}" PARENT_SCOPE)
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endfunction()
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function(git_local_changes _var)
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if (NOT GIT_FOUND)
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find_package(Git QUIET)
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endif()
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get_git_head_revision(refspec hash)
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if (NOT GIT_FOUND)
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set(${_var} "GIT-NOTFOUND" PARENT_SCOPE)
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return()
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endif()
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if (NOT hash)
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set(${_var} "HEAD-HASH-NOTFOUND" PARENT_SCOPE)
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return()
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endif()
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execute_process(
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COMMAND "${GIT_EXECUTABLE}" diff-index --quiet HEAD --
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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RESULT_VARIABLE res
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ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (res EQUAL 0)
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set(${_var} "CLEAN" PARENT_SCOPE)
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else()
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set(${_var} "DIRTY" PARENT_SCOPE)
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endif()
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endfunction()
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43
CMake/GetGitRevisionDescription.cmake.in
Normal file
43
CMake/GetGitRevisionDescription.cmake.in
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#
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# Internal file for GetGitRevisionDescription.cmake
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#
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# Requires CMake 2.6 or newer (uses the 'function' command)
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#
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# Original Author:
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# 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
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# http://academic.cleardefinition.com
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# Iowa State University HCI Graduate Program/VRAC
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#
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# Copyright 2009-2012, Iowa State University
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# Copyright 2011-2015, Contributors
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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# SPDX-License-Identifier: BSL-1.0
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set(HEAD_HASH)
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file(READ "@HEAD_FILE@" HEAD_CONTENTS LIMIT 1024)
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string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS)
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if(HEAD_CONTENTS MATCHES "ref")
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# named branch
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string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
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if(EXISTS "@GIT_DIR@/${HEAD_REF}")
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configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
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else()
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configure_file("@GIT_DIR@/packed-refs" "@GIT_DATA@/packed-refs" COPYONLY)
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file(READ "@GIT_DATA@/packed-refs" PACKED_REFS)
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if(${PACKED_REFS} MATCHES "([0-9a-z]*) ${HEAD_REF}")
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set(HEAD_HASH "${CMAKE_MATCH_1}")
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endif()
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endif()
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else()
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# detached HEAD
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configure_file("@GIT_DIR@/HEAD" "@GIT_DATA@/head-ref" COPYONLY)
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endif()
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if(NOT HEAD_HASH)
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file(READ "@GIT_DATA@/head-ref" HEAD_HASH LIMIT 1024)
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string(STRIP "${HEAD_HASH}" HEAD_HASH)
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endif()
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@ -152,6 +152,14 @@ if (CLANG OR GCC)
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endif()
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endif()
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include(GetGitRevisionDescription)
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get_git_head_revision(TD_GIT_REFSPEC TD_GIT_COMMIT)
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git_local_changes(TD_GIT_DIRTY)
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message(STATUS "Git state: ${TD_GIT_COMMIT} ${TD_GIT_DIRTY}")
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if (NOT TD_GIT_DIRTY STREQUAL "DIRTY")
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unset(TD_GIT_DIRTY)
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endif()
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add_subdirectory(tdtl)
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add_subdirectory(tdutils)
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