mirror of
https://github.com/mhx/dwarfs.git
synced 2025-09-22 10:51:59 -04:00
108 lines
3.3 KiB
CMake
108 lines
3.3 KiB
CMake
#
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# Copyright (c) Marcus Holland-Moritz
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#
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# This file is part of dwarfs.
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#
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# dwarfs is free software: you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# dwarfs is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# dwarfs. If not, see <https://www.gnu.org/licenses/>.
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#
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set(VERSION_SRC_FILE ${CMAKE_CURRENT_SOURCE_DIR}/src/dwarfs/version.cpp)
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set(VERSION_HDR_FILE ${CMAKE_CURRENT_SOURCE_DIR}/include/dwarfs/version.h)
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execute_process(
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COMMAND git log --pretty=format:%h -n 1
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OUTPUT_VARIABLE PRJ_GIT_REV
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ERROR_QUIET)
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if("${PRJ_GIT_REV}" STREQUAL "")
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if(NOT EXISTS ${VERSION_SRC_FILE} OR NOT EXISTS ${VERSION_HDR_FILE})
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message(FATAL_ERROR "missing version files")
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endif()
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else()
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execute_process(COMMAND git describe --tags --match "v*" --dirty
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OUTPUT_VARIABLE PRJ_GIT_DESC)
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execute_process(COMMAND git rev-parse --abbrev-ref HEAD
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OUTPUT_VARIABLE PRJ_GIT_BRANCH)
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string(STRIP "${PRJ_GIT_REV}" PRJ_GIT_REV)
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string(STRIP "${PRJ_GIT_DESC}" PRJ_GIT_DESC)
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string(STRIP "${PRJ_GIT_BRANCH}" PRJ_GIT_BRANCH)
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string(SUBSTRING "${PRJ_GIT_DESC}" 1 -1 PRJ_VERSION_FULL)
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string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" PRJ_VERSION_MAJOR
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"${PRJ_GIT_DESC}")
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string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" PRJ_VERSION_MINOR
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"${PRJ_GIT_DESC}")
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string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" PRJ_VERSION_PATCH
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"${PRJ_GIT_DESC}")
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set(PRJ_VERSION_SHORT "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}")
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set(PRJ_GIT_ID ${PRJ_GIT_DESC})
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if(NOT PRJ_GIT_BRANCH STREQUAL "main")
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set(PRJ_GIT_ID "${PRJ_GIT_ID} on branch ${PRJ_GIT_BRANCH}")
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endif()
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set(VERSION_SRC
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"// autogenerated code, do not modify
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#include \"dwarfs/version.h\"
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namespace dwarfs {
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char const* PRJ_GIT_REV = \"${PRJ_GIT_REV}\";
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char const* PRJ_GIT_DESC = \"${PRJ_GIT_DESC}\";
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char const* PRJ_GIT_BRANCH = \"${PRJ_GIT_BRANCH}\";
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char const* PRJ_GIT_ID = \"${PRJ_GIT_ID}\";
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} // namespace dwarfs")
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set(VERSION_HDR
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"// autogenerated code, do not modify
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#pragma once
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#define PRJ_VERSION_MAJOR ${PRJ_VERSION_MAJOR}
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#define PRJ_VERSION_MINOR ${PRJ_VERSION_MINOR}
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#define PRJ_VERSION_PATCH ${PRJ_VERSION_PATCH}
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namespace dwarfs {
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extern char const* PRJ_GIT_REV;
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extern char const* PRJ_GIT_DESC;
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extern char const* PRJ_GIT_BRANCH;
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extern char const* PRJ_GIT_ID;
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} // namespace dwarfs")
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if(EXISTS ${VERSION_SRC_FILE})
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file(READ ${VERSION_SRC_FILE} VERSION_SRC_OLD)
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else()
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set(VERSION_SRC_OLD "")
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endif()
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if(EXISTS ${VERSION_HDR_FILE})
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file(READ ${VERSION_HDR_FILE} VERSION_HDR_OLD)
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else()
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set(VERSION_HDR_OLD "")
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endif()
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if(NOT "${VERSION_SRC}" STREQUAL "${VERSION_SRC_OLD}")
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file(WRITE ${VERSION_SRC_FILE} "${VERSION_SRC}")
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endif()
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if(NOT "${VERSION_HDR}" STREQUAL "${VERSION_HDR_OLD}")
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file(WRITE ${VERSION_HDR_FILE} "${VERSION_HDR}")
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endif()
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endif()
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