cmake_minimum_required(VERSION 3.5) # # Finds the current version of the current folder. # find_package(Git QUIET) # ${CMAKE_SOURCE_DIR}/.git may be a directory or a regular file if(GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git") # Make sure LC_ALL is set to something desirable set(SAVED_LC_ALL "$ENV{LC_ALL}") set(ENV{LC_ALL} C) # Assume the dir is not modified set(REV_MODIFIED 0) # Refresh the index to make sure file stat info is in sync, then look for modifications execute_process(COMMAND ${GIT_EXECUTABLE} update-index --refresh WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} OUTPUT_QUIET ) # See if git tree is modified execute_process(COMMAND ${GIT_EXECUTABLE} diff-index HEAD OUTPUT_VARIABLE IS_MODIFIED OUTPUT_STRIP_TRAILING_WHITESPACE WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} ) if(NOT IS_MODIFIED STREQUAL "") set(REV_MODIFIED 2) endif() # Get last commit hash execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --verify HEAD OUTPUT_VARIABLE FULLHASH OUTPUT_STRIP_TRAILING_WHITESPACE WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} ERROR_QUIET ) set(REV_HASH "${FULLHASH}") string(SUBSTRING "${FULLHASH}" 0 10 SHORTHASH) # Get the last commit date execute_process(COMMAND ${GIT_EXECUTABLE} show -s --pretty=format:%ci HEAD OUTPUT_VARIABLE COMMITDATE OUTPUT_STRIP_TRAILING_WHITESPACE WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} ) string(REGEX REPLACE "([0-9]+)-([0-9]+)-([0-9]+).*" "\\1\\2\\3" COMMITDATE "${COMMITDATE}") set(REV_ISODATE "${COMMITDATE}") string(SUBSTRING "${REV_ISODATE}" 0 4 REV_YEAR) # Get the branch execute_process(COMMAND ${GIT_EXECUTABLE} symbolic-ref -q HEAD OUTPUT_VARIABLE BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} ERROR_QUIET ) string(REGEX REPLACE ".*/" "" BRANCH "${BRANCH}") # Get the tag execute_process(COMMAND ${GIT_EXECUTABLE} name-rev --name-only --tags --no-undefined HEAD OUTPUT_VARIABLE TAG OUTPUT_STRIP_TRAILING_WHITESPACE WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} ERROR_QUIET ) string(REGEX REPLACE "\^0$" "" TAG "${TAG}") if(REV_MODIFIED EQUAL 0) set(HASHPREFIX "-g") elseif(REV_MODIFIED EQUAL 2) set(HASHPREFIX "-m") else() set(HASHPREFIX "-u") endif() # Set the version string if(NOT TAG STREQUAL "") set(REV_VERSION "${TAG}") set(REV_ISTAG 1) string(REGEX REPLACE "^[0-9.]+$" "" STABLETAG "${TAG}") if(NOT STABLETAG STREQUAL "") set(REV_ISSTABLETAG 1) else() set(REV_ISSTABLETAG 0) endif() else() set(REV_VERSION "${REV_ISODATE}-${BRANCH}${HASHPREFIX}${SHORTHASH}") set(REV_ISTAG 0) set(REV_ISSTABLETAG 0) endif() # Restore LC_ALL set(ENV{LC_ALL} "${SAVED_LC_ALL}") elseif(EXISTS "${CMAKE_SOURCE_DIR}/.ottdrev") file(READ "${CMAKE_SOURCE_DIR}/.ottdrev" OTTDREV) string(REPLACE "\n" "" OTTDREV "${OTTDREV}") string(REPLACE "\t" ";" OTTDREV "${OTTDREV}") list(GET OTTDREV 0 REV_VERSION) list(GET OTTDREV 1 REV_ISODATE) list(GET OTTDREV 2 REV_MODIFIED) list(GET OTTDREV 3 REV_HASH) list(GET OTTDREV 4 REV_ISTAG) list(GET OTTDREV 5 REV_ISSTABLETAG) list(GET OTTDREV 6 REV_YEAR) else() message(WARNING "No version detected; this build will NOT be network compatible") set(REV_VERSION "norev0000") set(REV_ISODATE "19700101") set(REV_MODIFIED 1) set(REV_HASH "unknown") set(REV_ISTAG 0) set(REV_ISSTABLETAG 0) set(REV_YEAR "1970") endif() message(STATUS "Version string: ${REV_VERSION}") if(GENERATE_OTTDREV) message(STATUS "Generating .ottdrev") file(WRITE ${CMAKE_SOURCE_DIR}/.ottdrev "${REV_VERSION}\t${REV_ISODATE}\t${REV_MODIFIED}\t${REV_HASH}\t${REV_ISTAG}\t${REV_ISSTABLETAG}\t${REV_YEAR}\n") else() message(STATUS "Generating rev.cpp") configure_file("${CMAKE_SOURCE_DIR}/src/rev.cpp.in" "${FIND_VERSION_BINARY_DIR}/rev.cpp") if(WIN32) message(STATUS "Generating ottdres.rc") configure_file("${CMAKE_SOURCE_DIR}/src/os/windows/ottdres.rc.in" "${FIND_VERSION_BINARY_DIR}/ottdres.rc") endif() message(STATUS "Generating CPackProperties.cmake") configure_file("${CMAKE_SOURCE_DIR}/CPackProperties.cmake.in" "${CPACK_BINARY_DIR}/CPackProperties.cmake" @ONLY) endif()