CMakeLists.txt
author koda
Tue, 19 Mar 2013 16:40:35 +0100
branchcmake_pascal
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permissions -rw-r--r--
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project(hedgewars)
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#initialise cmake environment
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cmake_minimum_required(VERSION 2.6.0)
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if(CMAKE_VERSION VERSION_LESS "2.8")
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    set(WARNING "WARNING: ")
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    set(allow_parse_args FALSE)
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else()
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    set(WARNING WARNING)
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    set(allow_parse_args TRUE)
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endif()
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foreach(hwpolicy CMP0003 CMP0012 CMP0017)
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    if(POLICY ${hwpolicy})
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        cmake_policy(SET ${hwpolicy} NEW)
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    endif()
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endforeach()
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set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules")
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include(${CMAKE_MODULE_PATH}/utils.cmake)
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#possible cmake configuration
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option(NOSERVER "Disable gameServer build (off)]" OFF)
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option(NOPNG "Disable screenshoot compression (off)" OFF)
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option(NOVIDEOREC "Disable video recording (off)" OFF)
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#set this to ON when 2.1.0 becomes more widespread (and only for linux)
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option(SYSTEM_PHYSFS "Use system physfs (off)" OFF)
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option(BUILD_ENGINE_LIBRARY "Enable hwengine library (off)" OFF)
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option(ANDROID "Enable Android build (off)" OFF)
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if(UNIX AND NOT APPLE)
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    option(MINIMAL_CFLAGS "Respect system CFLAGS as much as possible (off)" OFF)
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else()
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    option(NOAUTOUPDATE "Disable OS X Sparkle update checking" OFF)
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endif()
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set(FPFLAGS "" CACHE STRING "Additional Freepascal flags")
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set(GHFLAGS "" CACHE STRING "Additional Haskell flags")
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if(UNIX AND NOT APPLE)
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    set(DATA_INSTALL_DIR "share/hedgewars" CACHE STRING "Resource folder path")
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endif()
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#detect Mercurial revision and init rev/hash information
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find_program(HGCOMMAND hg)
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if(HGCOMMAND AND (EXISTS ${CMAKE_SOURCE_DIR}/.hg))
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    execute_process(COMMAND ${HGCOMMAND} identify -in
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                    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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                    OUTPUT_VARIABLE internal_version
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                    ERROR_QUIET
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                )
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    #check local repo status
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    string(REGEX REPLACE "[^+]" "" HGCHANGED ${internal_version})
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    string(REGEX REPLACE "[0-9a-zA-Z]+(.*) ([0-9]+)(.*)" "\\2" HEDGEWARS_REVISION ${internal_version})
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    string(REGEX REPLACE "([0-9a-zA-Z]+)(.*) [0-9]+(.*)" "\\1" HEDGEWARS_HASH ${internal_version})
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    if(HGCHANGED)
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        message(${WARNING} "You have uncommitted changes in your repository!")
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    endif()
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    #let's assume that if you have hg you might be interested in debugging
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    set(default_build_type "DEBUG")
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    #write down hash and rev for easy picking should hg be missing
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    file(WRITE "${CMAKE_SOURCE_DIR}/share/version_info.txt" "Hedgewars versioning information, do not modify\nrev ${HEDGEWARS_REVISION}\nhash ${HEDGEWARS_HASH}\n")
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else()
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    set(default_build_type "RELEASE")
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    # when compiling outside rev control, fetch revision and hash information from version_info.txt
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    find_file(version_info version_info.txt PATH ${CMAKE_SOURCE_DIR}/share)
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    if(version_info)
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        file(STRINGS ${version_info} internal_version REGEX "rev")
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        string(REGEX REPLACE "rev ([0-9]*)" "\\1" HEDGEWARS_REVISION ${internal_version})
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        file(STRINGS ${version_info} internal_version REGEX "hash")
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        string(REGEX REPLACE "hash ([a-zA-Z0-9]*)" "\\1" HEDGEWARS_HASH ${internal_version})
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    else()
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        message(${WARNING} "${CMAKE_SOURCE_DIR}/share/version_info.txt not found, revision information "
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                           "will be incorrect!!! Contact your source provider to fix this!")
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        set(HEDGEWARS_REVISION "0000")
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        set(HEDGEWARS_HASH "unknown")
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    endif()
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endif()
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#versioning
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set(CPACK_PACKAGE_VERSION_MAJOR 0)
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set(CPACK_PACKAGE_VERSION_MINOR 9)
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set(CPACK_PACKAGE_VERSION_PATCH 19)
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set(HEDGEWARS_PROTO_VER 44)
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set(HEDGEWARS_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
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message(STATUS "Building ${HEDGEWARS_VERSION}-r${HEDGEWARS_REVISION} (${HEDGEWARS_HASH})")
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#where to build libs and bins
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set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
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set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
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#resource paths
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if(UNIX AND NOT APPLE)
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    set(target_binary_install_dir "bin")
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    set(target_library_install_dir "lib")
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    string(SUBSTRING "${DATA_INSTALL_DIR}" 0 1 sharepath_start)
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    if (NOT (${sharepath_start} MATCHES "/"))
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        set(HEDGEWARS_DATADIR "${CMAKE_INSTALL_PREFIX}/${DATA_INSTALL_DIR}/")
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    else()
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        set(HEDGEWARS_DATADIR "${DATA_INSTALL_DIR}/")
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    endif()
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    set(HEDGEWARS_FULL_DATADIR "${HEDGEWARS_DATADIR}")
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else()
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    set(target_binary_install_dir "./")
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    if(APPLE)
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        set(target_library_install_dir "../Frameworks/")
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        set(CMAKE_INSTALL_PREFIX "Hedgewars.app/Contents/MacOS/")
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        set(HEDGEWARS_DATADIR "../Resources/")
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        set(HEDGEWARS_FULL_DATADIR "/Applications/${CMAKE_INSTALL_PREFIX}/${HEDGEWARS_DATADIR}")
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    elseif(WIN32)
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        set(target_library_install_dir "./")
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        set(HEDGEWARS_DATADIR "./")
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        set(HEDGEWARS_FULL_DATADIR "${CMAKE_INSTALL_PREFIX}/")
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        link_directories("${EXECUTABLE_OUTPUT_PATH}" "${CMAKE_SOURCE_DIR}/misc/winutils/bin")
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    endif()
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endif()
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if(APPLE)
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    set(CMAKE_FIND_FRAMEWORK "FIRST")
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    #what system are we building for
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    set(minimum_macosx_version $ENV{MACOSX_DEPLOYMENT_TARGET})
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    #detect on which system we are: if sw_vers cannot be found for any reason (re)use minimum_macosx_version
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    find_program(sw_vers sw_vers)
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    if(sw_vers)
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        execute_process(COMMAND ${sw_vers} "-productVersion"
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                        OUTPUT_VARIABLE current_macosx_version
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                        OUTPUT_STRIP_TRAILING_WHITESPACE)
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        string(REGEX REPLACE "([0-9]+.[0-9]+).[0-9]+" "\\1" current_macosx_version ${current_macosx_version})
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    else()
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        if(NOT minimum_macosx_version)
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            message(FATAL_ERROR "sw_vers not found! Need explicit MACOSX_DEPLOYMENT_TARGET variable set")
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        else()
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            message(${WARNING} "sw_vers not found! Fallback to MACOSX_DEPLOYMENT_TARGET variable")
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            set(current_macosx_version ${minimum_macosx_version})
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        endif()
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    endif()
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    #if nothing is set, we deploy only for the current system
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    if(NOT minimum_macosx_version)
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        set(minimum_macosx_version ${current_macosx_version})
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    endif()
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    #lower systems don't have enough processing power anyway
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    if (minimum_macosx_version VERSION_LESS "10.4")
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        message(FATAL_ERROR "Hedgewars is not supported on Mac OS X pre-10.4")
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    endif()
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    #workaround for http://playcontrol.net/ewing/jibberjabber/big_behind-the-scenes_chang.html#SDL_mixer (Update 2)
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    if(current_macosx_version VERSION_EQUAL "10.4")
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        find_package(SDL_mixer REQUIRED)
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        set(DYLIB_SMPEG "-dylib_file @loader_path/Frameworks/smpeg.framework/Versions/A/smpeg:${SDLMIXER_LIBRARY}/Versions/A/Frameworks/smpeg.framework/Versions/A/smpeg")
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        set(DYLIB_MIKMOD "-dylib_file @loader_path/Frameworks/mikmod.framework/Versions/A/mikmod:${SDLMIXER_LIBRARY}/Versions/A/Frameworks/mikmod.framework/Versions/A/mikmod")
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        add_flag_append(CMAKE_C_FLAGS "${DYLIB_SMPEG} ${DYLIB_MIKMOD}")
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        add_flag_append(CMAKE_Pascal_FLAGS "-k${DYLIB_SMPEG}" "-k${DYLIB_MIKMOD}")
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    endif()
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    #CMAKE_OSX_ARCHITECTURES and CMAKE_OSX_SYSROOT need to be set for universal binary and correct linking
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    if(NOT CMAKE_OSX_ARCHITECTURES)
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        if(current_macosx_version VERSION_LESS "10.6")
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            if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "powerpc*")
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                set(CMAKE_OSX_ARCHITECTURES "ppc7400")
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            else()
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                set(CMAKE_OSX_ARCHITECTURES "i386")
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            endif()
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        else()
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            set(CMAKE_OSX_ARCHITECTURES "x86_64")
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        endif()
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    endif()
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    #CMAKE_OSX_SYSROOT is set at the system version we are supposed to build on
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    #we need to provide the correct one when host and target differ
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    if(NOT ${minimum_macosx_version} VERSION_EQUAL ${current_macosx_version})
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        if(minimum_macosx_version VERSION_EQUAL "10.4")
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            set(CMAKE_OSX_SYSROOT "/Developer/SDKs/MacOSX10.4u.sdk/")
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            set(CMAKE_C_COMPILER "gcc-4.0")
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            set(CMAKE_CXX_COMPILER "g++-4.0")
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        else()
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            string(REGEX REPLACE "([0-9]+.[0-9]+).[0-9]+" "\\1" sdk_version ${minimum_macosx_version})
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            set(CMAKE_OSX_SYSROOT "/Developer/SDKs/MacOSX${sdk_version}.sdk/")
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        endif()
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    endif()
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    #set deployment target
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    add_flag_append(CMAKE_Pascal_FLAGS "-k-macosx_version_min -k${minimum_macosx_version} ")
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endif(APPLE)
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#when build type is not specified, assume Debug/Release according to build version information
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if (CMAKE_BUILD_TYPE)
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    string (TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE)
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    if ( NOT( (CMAKE_BUILD_TYPE MATCHES "RELEASE") OR (CMAKE_BUILD_TYPE MATCHES "DEBUG") ) )
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        set (CMAKE_BUILD_TYPE ${default_build_type} CACHE STRING "Build type (Debug/Release)" FORCE)
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        message (STATUS "Unknown build type, using default (${default_build_type})")
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    endif ()
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else (CMAKE_BUILD_TYPE)
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    set (CMAKE_BUILD_TYPE ${default_build_type} CACHE STRING "Build type (Debug/Release)" FORCE)
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endif (CMAKE_BUILD_TYPE)
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#set default flags values for all projects (unless MINIMAL_CFLAGS is true)
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if(NOT ${MINIMAL_CFLAGS})
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    add_flag_append(CMAKE_C_FLAGS "-pipe")
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    add_flag_append(CMAKE_C_FLAGS_RELEASE "-w -Os -fomit-frame-pointer")
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    add_flag_append(CMAKE_C_FLAGS_DEBUG "-Wall -O0 -g -DDEBUG")
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    add_flag_append(CMAKE_CXX_FLAGS ${CMAKE_C_FLAGS})
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    add_flag_append(CMAKE_CXX_FLAGS_RELEASE ${CMAKE_C_FLAGS_RELEASE})
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    add_flag_append(CMAKE_CXX_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG})
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else()
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    #CMake adds a lot of additional configuration flags, so let's clear them up
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    set(CMAKE_C_FLAGS_RELEASE "")
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    set(CMAKE_C_FLAGS_DEBUG "-Wall -DDEBUG")
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    set(CMAKE_CXX_FLAGS_RELEASE "")
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    set(CMAKE_CXX_FLAGS_DEBUG "-Wall -DDEBUG")
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endif()
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#TODO: find out why we need this...
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include(CheckCCompilerFlag)
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set(CMAKE_REQUIRED_FLAGS "-Wl,-z -Wl,noexecstack")
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check_c_compiler_flag("" HAVE_NOEXECSTACK) #empty because we are testing a linker flag
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if(HAVE_NOEXECSTACK)
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    add_flag_append(CMAKE_Pascal_FLAGS "-k-z -knoexecstack")
8781
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    if(NOT ${MINIMAL_CFLAGS})
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        add_flag_append(CMAKE_C_FLAGS ${CMAKE_REQUIRED_FLAGS})
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    endif()
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endif()
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unset(CMAKE_REQUIRED_FLAGS)
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   237
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#parse additional parameters
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if(FPFLAGS)
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    add_flag_prepend(CMAKE_Pascal_FLAGS ${FPFLAGS})
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endif()
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if(GHFLAGS)
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    if(${allow_parse_args})
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        separate_arguments(ghflags_parsed UNIX_COMMAND ${GHFLAGS})
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    else()
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        message(${WARNING} "FPFLAGS and GHFLAGS are available only when using CMake >= 2.8")
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    endif()
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endif()
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list(APPEND haskell_flags ${ghflags_parsed} # user flags
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                 "-O2"                      # optimise for faster code
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                 )
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add_flag_append(CMAKE_Pascal_FLAGS "-vm4079,4080,4081 -Cs2000000 -vewnq")
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add_flag_append(CMAKE_Pascal_FLAGS_DEBUG "-O- -g -gl -gv")
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add_flag_append(CMAKE_Pascal_FLAGS_RELEASE "-Os -Xs")
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   258
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#get BUILD_TYPE and enable/disable optimisation
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message(STATUS "Using ${CMAKE_BUILD_TYPE} configuration")
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if(CMAKE_BUILD_TYPE MATCHES "DEBUG")
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    list(APPEND haskell_flags "-Wall"       # all warnings
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                              "-debug"      # debug mode
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                              "-dcore-lint" # internal sanity check
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   265
                              )
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else()
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    list(APPEND haskell_flags "-w" # no warnings
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                              )
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endif()
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#lua discovery
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find_package(Lua)
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if(LUA_FOUND)
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    message(STATUS "Found LUA: ${LUA_DEFAULT}")
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else()
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    message(STATUS "LUA will be provided by the bundled sources")
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    add_subdirectory(misc/liblua)
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endif()
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#physfs discovery
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if (${SYSTEM_PHYSFS})
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    if (NOT PHYSFS_LIBRARY OR NOT PHYSFS_INCLUDE_DIR)
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        find_package(PhysFS)
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    endif()
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    find_file(physfs_h physfs.h ${PHYSFS_INCLUDE_DIR})
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    if(physfs_h)
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        file(STRINGS ${physfs_h} physfs_majorversion REGEX "PHYSFS_VER_MAJOR[\t' ']+[0-9]+")
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        file(STRINGS ${physfs_h} physfs_minorversion REGEX "PHYSFS_VER_MINOR[\t' ']+[0-9]+")
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        file(STRINGS ${physfs_h} physfs_patchversion REGEX "PHYSFS_VER_PATCH[\t' ']+[0-9]+")
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        string(REGEX MATCH "([0-9]+)" physfs_majorversion "${physfs_majorversion}")
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        string(REGEX MATCH "([0-9]+)" physfs_minorversion "${physfs_minorversion}")
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        string(REGEX MATCH "([0-9]+)" physfs_patchversion "${physfs_patchversion}")
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        set(physfs_detected_ver "${physfs_majorversion}.${physfs_minorversion}.${physfs_patchversion}")
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        if (physfs_detected_ver VERSION_LESS "2.1.0")
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            message(FATAL_ERROR "PhysFS version is too old (dected ${physfs_detected_ver}, required 2.1.0)")
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            set(physfs_too_old true)
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        endif()
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    endif()
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    if (NOT PHYSFS_LIBRARY OR NOT PHYSFS_INCLUDE_DIR)
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        message(FATAL_ERROR "Missing PhysFS! Rerun cmake with -DPHYSFS_SYSTEM=off to build the internal version")
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    endif()
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else()
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    message(STATUS "PhysFS will be provided by the bundled sources")
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    set(physfs_output_name "hw_physfs")
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    add_subdirectory(misc/libphysfs)
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endif()
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find_package_or_disable_msg(FFMPEG NOVIDEOREC "Video recording will not be built")
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#physfs helper library
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add_subdirectory(misc/libphyslayer)
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#server
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if(NOT NOSERVER)
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    add_subdirectory(gameServer)
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endif()
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#main engine
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add_subdirectory(hedgewars)
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#Android related build scripts
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if(ANDROID)
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    #run cmake -DANDROID=1 to enable this
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    add_subdirectory(project_files/Android-build)
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endif()
5381
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#TODO: when ANDROID, BUILD_ENGINE_LIBRARY should be set
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if(NOT ANDROID)
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    add_subdirectory(bin)
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    add_subdirectory(QTfrontend)
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    add_subdirectory(share)
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    add_subdirectory(tools)
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endif()
2203
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584
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8698
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include(${CMAKE_MODULE_PATH}/CPackConfig.cmake)
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