hedgewars/CMakeLists.txt
author koda
Tue, 19 Mar 2013 10:58:46 +0100
branchcmake_pascal
changeset 8790 783669d76b4f
parent 8787 f9dc079f2aa6
child 8798 03d113d51062
permissions -rw-r--r--
even though pascal linking is scripted, we need target_link_libraries anyways, so that modifying that library, will trigger linking again
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find_package(SDL)
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find_package(SDL_image)
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find_package(SDL_net)
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find_package(SDL_ttf)
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find_package(SDL_mixer)
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include (CheckLibraryExists)
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#Mix_Init/Mix_Quit from SDL_mixer 1.2.10
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check_library_exists(${SDLMIXER_LIBRARY} Mix_Init "" HAVE_MIXINIT)
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if(HAVE_MIXINIT)
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    add_definitions(-dSDL_MIXER_NEWER)
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endif()
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#IMG_Init/IMG_Quit from SDL_image 1.2.8
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check_library_exists(${SDLIMAGE_LIBRARY} IMG_Init "" HAVE_IMGINIT)
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if(HAVE_IMGINIT)
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    add_definitions(-dSDL_IMAGE_NEWER)
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endif()
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enable_language(Pascal)
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/config.inc.in ${CMAKE_CURRENT_BINARY_DIR}/config.inc)
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#SOURCE AND PROGRAMS SECTION
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#if(${BUILD_ENGINE_LIBRARY})
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#    set(engine_output_name "${CMAKE_SHARED_LIBRARY_PREFIX}hwengine${CMAKE_SHARED_LIBRARY_SUFFIX}")
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#    set(hwengine_project hwLibrary.pas)
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#else()
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#    set(engine_output_name "hwengine${CMAKE_EXECUTABLE_SUFFIX}")
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#    set(hwengine_project hwengine.pas)
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#endif()
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if (APPLE)
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    set(required_fpc_version 2.6)
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else()
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    set(required_fpc_version 2.2)
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endif()
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set(engine_sources
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    SDLh.pas
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    uSinTable.pas
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    uFloat.pas
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    uConsts.pas
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    LuaPas.pas
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    PNGh.pas
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    uTypes.pas
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    uUtils.pas
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    uVariables.pas
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    uMisc.pas
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    uConsole.pas
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    uDebug.pas
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    uCommands.pas
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    uInputHandler.pas
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    uTextures.pas
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    uRenderUtils.pas
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    uRender.pas
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    uCaptions.pas
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    uLandTexture.pas
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    uIO.pas
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    uChat.pas
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    uPhysFSLayer.pas
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    uStore.pas
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    uSound.pas
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    uRandom.pas
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    uLocale.pas
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    uStats.pas
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    uCursor.pas
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    uVideoRec.pas
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    uAILandMarks.pas
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    adler32.pas
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    uLandTemplates.pas
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    uLandGraphics.pas
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    uLandPainted.pas
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    uLandOutline.pas
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    uLandGenMaze.pas
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    uLandObjects.pas
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    uLand.pas
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    uAmmos.pas
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    uGearsList.pas
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    uCollisions.pas
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    uAIMisc.pas
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    uAIActions.pas
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    uAIAmmoTests.pas
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    uAI.pas
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    uTeams.pas
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    uGears.pas
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    uGame.pas
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    uCommandHandlers.pas
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    uGearsHandlers.pas
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    uGearsHandlersRope.pas
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    uGearsHedgehog.pas
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    uGearsRender.pas
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    uGearsUtils.pas
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    uScript.pas
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    uWorld.pas
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    uVisualGears.pas
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    hwengine.pas
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    GSHandlers.inc
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    VGSHandlers.inc
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    ArgParsers.inc
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    options.inc
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    ${CMAKE_CURRENT_BINARY_DIR}/config.inc
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    )
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if(${BUILD_ENGINE_LIBRARY})
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    message(${WARNING} "Engine will be built as library (experimental)")
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    add_definitions(-dHWLIBRARY)
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    # due to compiler/linker issues on Max OS X 10.6 -k-no_order_inits is needed to avoid linking fail
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    if(APPLE AND current_macosx_version VERSION_GREATER "10.5")
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        add_flag_append(CMAKE_Pascal_FLAGS "-k-no_order_inits")
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    endif()
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    set(destination_dir ${target_library_install_dir})
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else(${BUILD_ENGINE_LIBRARY})
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    set(destination_dir ${target_binary_install_dir})
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endif(${BUILD_ENGINE_LIBRARY})
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include(${CMAKE_MODULE_PATH}/utils.cmake)
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find_package_or_fail(FreePascal)
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#when cmake-2.6 support is dropped, this ought to be inside FindFreePascal.cmake
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if (FREEPASCAL_VERSION VERSION_LESS required_fpc_version)
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    message(FATAL_ERROR "Freepascal ${FREEPASCAL_VERSION} is too old, minimum version required is ${required_fpc_version}")
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endif()
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#DEPENDECIES AND EXECUTABLES SECTION
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if(APPLE)
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    string(REGEX MATCH "[pP][pP][cC]+" powerpc_build "${CMAKE_OSX_ARCHITECTURES}")
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    string(REGEX MATCH "[iI]386+" i386_build "${CMAKE_OSX_ARCHITECTURES}")
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    string(REGEX MATCH "[xX]86_64+" x86_64_build "${CMAKE_OSX_ARCHITECTURES}")
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    if(powerpc_build)
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        set(powerpc_build "powerpc")
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    endif()
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    #on OSX we need to provide the SDL_main() function when building as executable
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    if(NOT ${BUILD_ENGINE_LIBRARY})
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        #let's look for the installed sdlmain file; if it is not found, let's build our own
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        find_package(SDL REQUIRED)
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        include_directories(${SDL_INCLUDE_DIR})
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        add_library (SDLmain STATIC SDLMain.m)
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        add_flag_append(CMAKE_Pascal_FLAGS -Fl${LIBRARY_OUTPUT_PATH})
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    endif()
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endif(APPLE)
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if(${FFMPEG_FOUND})
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    # TODO: this check is only for SDL < 2
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    # fpc will take care of linking but we need to have this library installed
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    find_package(GLUT REQUIRED)
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    #TODO: convert avwrapper to .pas unit so we can skip this step
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    include_directories(${FFMPEG_INCLUDE_DIR})
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    if(WIN32)
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        # there are some problems with linking our avwrapper as static lib, so link it as shared
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        add_library(avwrapper SHARED avwrapper.c)
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        target_link_libraries(avwrapper ${FFMPEG_LIBRARIES})
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        install(PROGRAMS "${LIBRARY_OUTPUT_PATH}/${CMAKE_SHARED_LIBRARY_PREFIX}avwrapper${CMAKE_SHARED_LIBRARY_SUFFIX}" DESTINATION ${target_library_install_dir})
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    else()
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        add_library(avwrapper STATIC avwrapper.c)
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    endif()
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    add_definitions(-dUSE_VIDEO_RECORDING)
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    add_flag_append(CMAKE_Pascal_FLAGS -Fl${LIBRARY_OUTPUT_PATH})
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endif()
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find_package_or_disable_msg(PNG NOPNG "Screenshots will be saved in BMP")
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if(PNG_FOUND)
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    get_filename_component(PNG_LIB_DIR ${PNG_LIBRARY} PATH)
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    add_definitions(-dPNG_SCREENSHOTS)
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    add_flag_append(CMAKE_Pascal_FLAGS -Fl${PNG_LIB_DIR})
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endif()
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if(NOT LUA_FOUND)
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    #linking with liblua.a requires system readline
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    add_flag_append(CMAKE_Pascal_FLAGS "-k${EXECUTABLE_OUTPUT_PATH}/lib${LUA_LIBRARY}.a -k-lreadline")
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endif()
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if(NOT PHYSFS_FOUND)
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    #-XLA is a beta fpc flag that renames libraries before passing them to the linker
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    #we also have to pass PHYSFS_INTERNAL to satisfy windows runtime requirements
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    #(should be harmless on other platforms)
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    add_flag_append(CMAKE_Pascal_FLAGS "-XLAphysfs=${physfs_output_name}")
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    add_definitions(-dPHYSFS_INTERNAL)
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endif()
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if(APPLE)
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    add_flag_append(CMAKE_Pascal_FLAGS -Px86_64)
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else()
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    add_flag_append(CMAKE_Pascal_FLAGS -Pi386)
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endif()
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add_definitions(-dDEBUGFILE)
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add_executable(hwengine ${engine_sources})
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#when system Lua is not found we need to compile it before engine
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if(NOT LUA_FOUND)
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    target_link_libraries(hwengine lua)
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endif()
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# same for physfs
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if(NOT PHYSFS_FOUND)
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    target_link_libraries(hwengine physfs)
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endif()
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target_link_libraries(hwengine physlayer)
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#when ffmpeg/libav is found we need to compile it before engine
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#TODO: convert avwrapper to .pas unit so we can skip this step
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if(${FFMPEG_FOUND})
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    target_link_libraries(hwengine avwrapper)
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endif()
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if(APPLE)
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    target_link_libraries(hwengine SDLmain)
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endif()
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#this command is a workaround to some inlining issues present in older FreePascal versions and fixed in 2.6
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#if((FREEPASCAL_VERSION VERSION_LESS "2.6") AND (NOT ${FFMPEG_FOUND}))
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#    add_dependencies(hwengine ENGINECLEAN)
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#endif()
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install(PROGRAMS "${EXECUTABLE_OUTPUT_PATH}/hwengine" DESTINATION ${destination_dir})