1set(VERSION_MAJOR 23)
2set(VERSION_MINOR 5)
3set(VERSION_PATCH 26)
4set(VERSION_COMMIT 0)
5
6if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git")
7 find_program(GIT git)
8 if(GIT)
9 execute_process(
10 COMMAND ${GIT} describe --tags
11 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
12 OUTPUT_VARIABLE GIT_DESCRIBE_DIRTY
13 OUTPUT_STRIP_TRAILING_WHITESPACE
14 RESULT_VARIABLE GIT_DESCRIBE_RESULT
15 )
16
17 if(GIT_DESCRIBE_RESULT EQUAL 0)
18 # Test if the most recent Git tag matches the pattern "v<major>.<minor>.<patch>*"
19 if(GIT_DESCRIBE_DIRTY MATCHES "^v[0-9]+\\.[0-9]+\\.[0-9]+.*")
20 string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" VERSION_MAJOR "${GIT_DESCRIBE_DIRTY}")
21 string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" VERSION_MINOR "${GIT_DESCRIBE_DIRTY}")
22 string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" VERSION_PATCH "${GIT_DESCRIBE_DIRTY}")
23 string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+\\-([0-9]+).*" "\\1" VERSION_COMMIT "${GIT_DESCRIBE_DIRTY}")
24 # If the tag points to the commit, then only the tag is shown in "git describe"
25 if(VERSION_COMMIT STREQUAL GIT_DESCRIBE_DIRTY)
26 set(VERSION_COMMIT 0)
27 endif()
28 else()
29 message(WARNING "\"${GIT_DESCRIBE_DIRTY}\" does not match pattern v<major>.<minor>.<patch>-<commit>")
30 endif()
31 else()
32 message(WARNING "git describe failed with exit code: ${GIT_DESCRIBE_RESULT}")
33 endif()
34 else()
35 message(WARNING "git is not found")
36 endif()
37endif()
38
39message(STATUS "Proceeding with version: ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}.${VERSION_COMMIT}")
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