90 lines
3.7 KiB
CMake
90 lines
3.7 KiB
CMake
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function(debug_message)
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if(${Flag_VerboseOutput})
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message(STATUS "${ARGV}")
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endif()
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endfunction()
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# Set version based on git tag.
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# If current commit is tagged, use the tag as it is, and add build number based on content of .build file, written by Jenkins
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# Else use last tag major and minor number and set patch number to 99
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#
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# This function should remain generic to be usable in every projects.
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function(set_version)
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find_package(Git)
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if(EXISTS ${CMAKE_SOURCE_DIR}/.version)
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# These versions are used by the subprojects by default.
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# If you wish to maintain specific version numbers for a subproject, please do so in the projects CMakeLists.txt
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file(READ ${CMAKE_SOURCE_DIR}/.version PROJECT_VERSION)
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string(STRIP ${PROJECT_VERSION} PROJECT_VERSION)
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string(REPLACE "." ";" VERSION_LIST ${PROJECT_VERSION})
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list(GET VERSION_LIST 0 PROJECT_VERSION_MAJOR)
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list(GET VERSION_LIST 1 PROJECT_VERSION_MINOR)
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list(GET VERSION_LIST 2 PROJECT_VERSION_PATCH)
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elseif(NOT GIT_FOUND)
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message(WARNING "Git not found, set version to 0.0.0")
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set(PROJECT_VERSION "0.0.0")
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set(PROJECT_BRANCH_STRING "unknown")
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set(PROJECT_COMMITHASH_STRING "0")
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else()
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debug_message("Found Git: ${GIT_EXECUTABLE}")
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execute_process(COMMAND ${GIT_EXECUTABLE} describe
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WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
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OUTPUT_VARIABLE PROJECT_VERSION
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ERROR_VARIABLE ERROR)
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if(ERROR)
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set(PROJECT_VERSION "0.0.0")
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message(WARNING "No tags found, set version to 0.0.0")
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else()
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# codename = the name of the current branch
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execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
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WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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OUTPUT_VARIABLE PROJECT_BRANCH_STRING)
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# command output may contain carriage return
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string(STRIP ${PROJECT_BRANCH_STRING} PROJECT_BRANCH_STRING)
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# commithash = short hash of latest revision
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execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
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WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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OUTPUT_VARIABLE PROJECT_COMMITHASH_STRING)
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# command output may contain carriage return
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string(STRIP ${PROJECT_COMMITHASH_STRING} PROJECT_COMMITHASH_STRING)
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endif()
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endif()
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# if current commit is not tagged result is formed as: "major.minor.patch-number of commits since last tag-hash"
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string(STRIP ${PROJECT_VERSION} PROJECT_VERSION)
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string(REPLACE "-" ";" version_list ${PROJECT_VERSION})
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list(LENGTH version_list version_list_length)
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if(${version_list_length} EQUAL 3) # if result is formed as "major.minor.patch-number of commits since last tag-hash" set patch as 99
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list(GET version_list 0 PROJECT_VERSION)
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set(PROJECT_VERSION_PATCH 99)
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endif()
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string(REPLACE "." ";" version_list ${PROJECT_VERSION})
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list(GET version_list 0 PROJECT_VERSION_MAJOR)
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list(GET version_list 1 PROJECT_VERSION_MINOR)
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if(NOT PROJECT_VERSION_PATCH)
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list(GET version_list 2 PROJECT_VERSION_PATCH)
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endif()
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# These versions are used by the subprojects by default.
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# If you wish to maintain specific version numbers for a subproject, please do so in the projects CMakeLists.txt
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if(EXISTS ${CMAKE_SOURCE_DIR}/.build)
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file(READ ${CMAKE_SOURCE_DIR}/.build PROJECT_VERSION_BUILD)
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string(STRIP ${PROJECT_VERSION_BUILD} PROJECT_VERSION_BUILD)
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else()
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set(PROJECT_VERSION_BUILD 0)
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endif()
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set(PROJECT_BRANCH ${PROJECT_BRANCH_STRING} PARENT_SCOPE)
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set(PROJECT_COMMITHASH ${PROJECT_COMMITHASH_STRING} PARENT_SCOPE)
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set(PROJECT_VERSION_MAJOR ${PROJECT_VERSION_MAJOR} PARENT_SCOPE)
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set(PROJECT_VERSION_MINOR ${PROJECT_VERSION_MINOR} PARENT_SCOPE)
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set(PROJECT_VERSION_PATCH ${PROJECT_VERSION_PATCH} PARENT_SCOPE)
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set(PROJECT_VERSION_BUILD ${PROJECT_VERSION_BUILD} PARENT_SCOPE)
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set(PROJECT_VERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH} PARENT_SCOPE)
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endfunction()
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