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path: root/cmake/MacroVersionFromGit.cmake
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# get the current git version
execute_process(COMMAND git tag
                WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                OUTPUT_VARIABLE TAG_LIST
                OUTPUT_STRIP_TRAILING_WHITESPACE)

STRING (REPLACE "\n" ";" TAG_LIST ${TAG_LIST})

set (VERSION_LIST)

foreach (element ${TAG_LIST})
    STRING (REGEX MATCH "^[0-9]+\\.." SINGLE_VERSION ${element})
    LIST (APPEND VERSION_LIST ${SINGLE_VERSION})
endforeach (element)

LIST (REVERSE VERSION_LIST)

LIST (GET VERSION_LIST 0 VERSION_MISSING_MINOR)

execute_process(COMMAND git --no-pager log --pretty=oneline HEAD...${VERSION_MISSING_MINOR}
                WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                OUTPUT_VARIABLE COMMIT_LIST
                OUTPUT_STRIP_TRAILING_WHITESPACE)

STRING (REPLACE "\n" ";" COMMIT_LIST ${COMMIT_LIST})

LIST (LENGTH COMMIT_LIST MINOR_VERSION)

SET (DAEMONVERSION "${VERSION_MISSING_MINOR}.${MINOR_VERSION}")

if (NOT DAEMONVERSION)
    #Can be changed via passing -DVERSION="XXX" to cmake
    if(NOT DEFINED VERSION)
        set( DAEMONVERSION "homebrew-${CMAKE_SOURCE_DIR}" )
    else (NOT DEFINED VERSION)
        set( DAEMONVERSION "${VERSION}" )   
    endif(NOT DEFINED VERSION)
else (NOT DAEMONVERSION)
    STRING(REGEX REPLACE "(-)[^-]+$" "" DAEMONVERSION ${DAEMONVERSION})
    STRING(REGEX REPLACE "-" "." DAEMONVERSION ${DAEMONVERSION})
endif(NOT DAEMONVERSION)

message(STATUS "Build Version ${DAEMONVERSION}")

execute_process(COMMAND git log --pretty=short WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} 
                OUTPUT_FILE ${CMAKE_CURRENT_SOURCE_DIR}/CHANGELOG)