admin
151 lines
5.0 KiB
CMake
151 lines
5.0 KiB
CMake
###############################################################################
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# Copyright © 2017 epsilonRT, All rights reserved. #
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# This software is governed by the CeCILL license <http://www.cecill.info> #
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###############################################################################
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# GitVersion.cmake
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# Dépendances: git
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# Variables en sortie :
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# ${_prefix}_FOUND
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# Si ${_prefix}_FOUND = TRUE:
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# ${_prefix}_STRING
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# ${_prefix}_SHORT
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# ${_prefix}_TINY
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# ${_prefix}_MAJOR
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# ${_prefix}_MINOR
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# ${_prefix}_PATCH
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# ${_prefix}_SHA1
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find_package(Git)
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#-------------------------------------------------------------------------------
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function(GetGitVersion _prefix)
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set (${_prefix}_FOUND FALSE PARENT_SCOPE)
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set (ret 1)
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if(GIT_FOUND)
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execute_process(COMMAND ${GIT_EXECUTABLE} describe --tags
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RESULT_VARIABLE ret OUTPUT_VARIABLE str OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET)
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endif()
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if(NOT ret EQUAL 0)
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set(str v1.0-0)
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set(ret 0)
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endif()
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#message("GetGitVersion:str=${str}")
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#message("GetGitVersion:ret=${ret}")
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if (ret EQUAL 0 AND str)
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string(REGEX MATCH "^[vV][0-9]\\.[0-9].*" str ${str})
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#message("GetGitVersion:version=${version}")
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if (str)
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set (${_prefix}_FOUND TRUE PARENT_SCOPE)
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string(LENGTH "${str}" len)
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math(EXPR len ${len}-1)
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#message("GetGitVersion:len=${len}")
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string(SUBSTRING "${str}" 1 ${len} version_string)
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#message("GetGitVersion:version_string=${version_string}")
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string(REGEX REPLACE "[\\.\\-]" ";" version_list "${version_string}")
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#message("GetGitVersion:version_list=${version_list}")
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list(LENGTH version_list len)
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#message("GetGitVersion:len=${len}")
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if (${len} GREATER 0)
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list(GET version_list 0 major)
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else(${len} GREATER 0)
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set(major 1)
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endif(${len} GREATER 0)
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#message("GetGitVersion:major=${major}")
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if (${len} GREATER 1)
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list(GET version_list 1 minor)
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else(${len} GREATER 1)
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set(minor 0)
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endif(${len} GREATER 1)
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#message("GetGitVersion:minor=${minor}")
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set(version_tiny "${major}.${minor}")
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if (${len} GREATER 2)
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list(GET version_list 2 patch)
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set(version_short "${version_tiny}-${patch}")
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else(${len} GREATER 2)
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set(patch 0)
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set(version_short "${version_tiny}")
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endif(${len} GREATER 2)
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#message("GetGitVersion:patch=${patch}")
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if (${len} GREATER 3)
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list(GET version_list 3 str)
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string(REPLACE "g" "0x" sha1 "${str}")
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else(${len} GREATER 3)
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set(sha1 "0x0")
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endif(${len} GREATER 3)
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#message("GetGitVersion:sha1=${sha1}")
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#message("GetGitVersion:version_string=${version_string}")
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#message("GetGitVersion:version_short=${version_short}")
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#message("GetGitVersion:version_tiny=${version_tiny}")
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set (${_prefix}_STRING ${version_string} PARENT_SCOPE)
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set (${_prefix}_SHORT ${version_short} PARENT_SCOPE)
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set (${_prefix}_TINY ${version_tiny} PARENT_SCOPE)
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set (${_prefix}_MAJOR ${major} PARENT_SCOPE)
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set (${_prefix}_MINOR ${minor} PARENT_SCOPE)
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set (${_prefix}_PATCH ${patch} PARENT_SCOPE)
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set (${_prefix}_SHA1 ${sha1} PARENT_SCOPE)
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unset(version_list)
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unset(version_string)
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unset(version_short)
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unset(version_tiny)
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unset(major)
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unset(minor)
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unset(patch)
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unset(sha1)
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unset(str)
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unset(ret)
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unset(len)
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else (str)
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message(FATAL_ERROR "Unable to find current project version !")
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endif (str)
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else (ret EQUAL 0 AND str)
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message(FATAL_ERROR "Unable to find current project version !")
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endif (ret EQUAL 0 AND str)
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endfunction()
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#-------------------------------------------------------------------------------
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function(WriteGitVersionFile _filename)
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GetGitVersion(WRITE_GIT_VERSION)
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get_filename_component(ext ${_filename} EXT)
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#message("WriteGitVersionFile:ext=${ext}")
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if (${ext} STREQUAL ".h")
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file(WRITE ${_filename} "#define VERSION \"${WRITE_GIT_VERSION_STRING}\"\n")
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file(APPEND ${_filename} "#define VERSION_SHORT \"${WRITE_GIT_VERSION_SHORT}\"\n")
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file(APPEND ${_filename} "#define VERSION_TINY \"${WRITE_GIT_VERSION_TINY}\"\n")
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file(APPEND ${_filename} "#define VERSION_MAJOR ${WRITE_GIT_VERSION_MAJOR}\n")
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file(APPEND ${_filename} "#define VERSION_MINOR ${WRITE_GIT_VERSION_MINOR}\n")
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file(APPEND ${_filename} "#define VERSION_PATCH ${WRITE_GIT_VERSION_PATCH}\n")
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file(APPEND ${_filename} "#define VERSION_SHA1 ${WRITE_GIT_VERSION_SHA1}\n")
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elseif (${ext} STREQUAL ".mk")
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if (${WRITE_GIT_VERSION_PATCH} EQUAL 0)
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file(WRITE ${_filename} "${WRITE_GIT_VERSION_MAJOR}.${WRITE_GIT_VERSION_MINOR}\n")
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else()
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file(WRITE ${_filename} "${WRITE_GIT_VERSION_MAJOR}.${WRITE_GIT_VERSION_MINOR}.${WRITE_GIT_VERSION_PATCH}\n")
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endif()
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else()
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message(WARNING "unsupported file type ${ext}")
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endif()
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endfunction()
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#-------------------------------------------------------------------------------
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