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# SPDX-FileCopyrightText: 2025 crueter
# SPDX-License-Identifier: GPL-3.0-or-later
include(GetGitRevisionDescription)
function(trim var)
string(REGEX REPLACE "\n" "" new "${${var}}")
set(${var} ${new} PARENT_SCOPE)
endfunction()
set(TAG_FILE ${CMAKE_SOURCE_DIR}/GIT-TAG)
set(REF_FILE ${CMAKE_SOURCE_DIR}/GIT-REFSPEC)
set(COMMIT_FILE ${CMAKE_SOURCE_DIR}/GIT-COMMIT)
set(RELEASE_FILE ${CMAKE_SOURCE_DIR}/GIT-RELEASE)
if (EXISTS ${REF_FILE} AND EXISTS ${COMMIT_FILE})
file(READ ${REF_FILE} GIT_REFSPEC)
file(READ ${COMMIT_FILE} GIT_COMMIT)
else()
get_git_head_revision(GIT_REFSPEC GIT_COMMIT)
git_branch_name(GIT_REFSPEC)
if (GIT_REFSPEC MATCHES "NOTFOUND")
set(GIT_REFSPEC 1.0.0)
set(GIT_COMMIT stable)
endif()
endif()
if (EXISTS ${TAG_FILE})
file(READ ${TAG_FILE} GIT_TAG)
else()
git_describe(GIT_TAG --tags --abbrev=0)
if (GIT_TAG MATCHES "NOTFOUND")
set(GIT_TAG "${GIT_REFSPEC}")
endif()
endif()
if (EXISTS ${RELEASE_FILE})
file(READ ${RELEASE_FILE} GIT_RELEASE)
trim(GIT_RELEASE)
message(STATUS "Git release: ${GIT_RELEASE}")
endif()
trim(GIT_REFSPEC)
trim(GIT_COMMIT)
trim(GIT_TAG)
message(STATUS "Git commit: ${GIT_COMMIT}")
message(STATUS "Git tag: ${GIT_TAG}")
message(STATUS "Git refspec: ${GIT_REFSPEC}")
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