cmake_minimum_required (VERSION 2.6.4) include (CheckFunctionExists) include (CheckCSourceCompiles) include (CheckCXXSourceCompiles) include (CheckIncludeFile) project(FlightGear) # We have some custom .cmake scripts not in the official distribution. set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}") if(${CMAKE_VERSION} VERSION_GREATER 2.8.4) # use official include provided by latest CMake include(GNUInstallDirs) else(${CMAKE_VERSION} VERSION_GREATER 2.8.4) # backward compatibility: use our own module for older cmake versions include(OldGNUInstallDirs) endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4) # Warning when build is not an out-of-source build. string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild) if(InSourceBuild) message(WARNING "Avoid building inside the source tree!") message(WARNING "Create a separate build directory instead (i.e. 'fgbuild') and call CMake from there: ") message(WARNING " mkdir ../fgbuild && cd ../fgbuild && cmake ${CMAKE_SOURCE_DIR}") endif(InSourceBuild) # System detection/default settings include( DetectDistro ) include( DetectBrowser ) set(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually d on windows") set(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows") set(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows") set(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows") # read 'version' file into a variable (stripping any newlines or spaces) file(READ version versionFile) if (NOT versionFile) message(FATAL_ERROR "Unable to determine FlightGear version. Version file is missing.") endif() string(STRIP "${versionFile}" FLIGHTGEAR_VERSION) # FlightGear packaging (to build a source tarball) include( ConfigureCPack ) # FlightGear base package path if (FG_DATA_DIR) message(STATUS "Using explicit data directory for base package: ${FG_DATA_DIR}") else() set(FG_DATA_DIR "${CMAKE_INSTALL_PREFIX}/lib/FlightGear" CACHE PATH "Default location where data files are located") message(STATUS "Using default data directory for base package: ${FG_DATA_DIR}") endif() # Change the default build type to something fast if(NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel." FORCE) endif(NOT CMAKE_BUILD_TYPE) if(NOT "$ENV{BUILD_ID}" STREQUAL "") set(HUDSON_BUILD_ID $ENV{BUILD_ID}) set(HUDSON_BUILD_NUMBER $ENV{BUILD_NUMBER}) message(STATUS "running under Hudson/Jenkins, build-number is ${HUDSON_BUILD_NUMBER}") else() set(HUDSON_BUILD_NUMBER 0) set(HUDSON_BUILD_ID "none") endif() ##################################################################################### # Configure library search paths ##################################################################################### if(APPLE) # Custom library directories for Mac, which should have precedence over any other list(APPEND ADDITIONAL_LIBRARY_PATHS ~/Library/Frameworks /Library/Frameworks) endif(APPLE) if(NOT "${CMAKE_LIBRARY_ARCHITECTURE}" STREQUAL "") # Workaround for Ubuntu/Debian which introduced the "multiarch" library # directory structure, which is unsupported by CMake < 2.8.10, so we need to # add paths manually # see http://www.cmake.org/Bug/view.php?id=12049 and # http://www.cmake.org/Bug/view.php?id=12037 list(APPEND ADDITIONAL_LIBRARY_PATHS /usr/local/lib/${CMAKE_LIBRARY_ARCHITECTURE} /usr/lib/${CMAKE_LIBRARY_ARCHITECTURE} /lib/${CMAKE_LIBRARY_ARCHITECTURE}) message(STATUS "additional library directories: ${ADDITIONAL_LIBRARY_PATHS}") endif() if(NOT MSVC) # TBD: are these really necessary? Aren't they considered by cmake automatically? list(APPEND ADDITIONAL_LIBRARY_PATHS /opt/local /usr/local /usr) endif() ##################################################################################### IF(APPLE) set(EVENT_INPUT_DEFAULT 1) find_library(CORESERVICES_LIBRARY CoreServices) find_library(COCOA_LIBRARY Cocoa) list(APPEND PLATFORM_LIBS ${COCOA_LIBRARY} ${CORESERVICES_LIBRARY}) elseif(CMAKE_SYSTEM_NAME MATCHES "Linux") find_package(UDev) if(UDEV_FOUND) set(EVENT_INPUT_DEFAULT 1) endif(UDEV_FOUND) endif() find_package(Git) if (GIT_FOUND) execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse HEAD OUTPUT_VARIABLE REVISION OUTPUT_STRIP_TRAILING_WHITESPACE) message(STATUS "Git revision is ${REVISION}") else() set(REVISION "none") endif() # FlightGear build options option(SIMGEAR_SHARED "Set to ON when SimGear was built as a shared library" OFF) option(LOGGING "Set to ON to build FlightGear with logging support (default)" ON) option(SP_FDMS "Set to ON to build FlightGear with special-purpose FDMs" OFF) option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" OFF) option(ENABLE_LARCSIM "Set to ON to build FlightGear with LaRCsim FDM" OFF) option(ENABLE_YASIM "Set to ON to build FlightGear with YASIM FDM (default)" ON) option(ENABLE_JSBSIM "Set to ON to build FlightGear with JSBSim FDM (default)" ON) option(EVENT_INPUT "Set to ON to build FlightGear with event-based Input support" ${EVENT_INPUT_DEFAULT}) option(ENABLE_LIBSVN "Set to ON to build FlightGear/terrasync with libsvnclient support (default)" ON) option(ENABLE_RTI "Set to ON to build FlightGear with RTI support" OFF) option(ENABLE_PROFILE "Set to ON to build FlightGear with gperftools profiling support" OFF) option(JPEG_FACTORY "Set to ON to build FlightGear with JPEG-factory support" OFF) option(SYSTEM_SQLITE "Set to ON to build FlightGear with the system's SQLite3 library" OFF) # additional utilities option(ENABLE_FGADMIN "Set to ON to build the FGADMIN application (default)" ON) option(ENABLE_FGELEV "Set to ON to build the fgelev application (default)" ON) option(WITH_FGPANEL "Set to ON to build the fgpanel application (default)" ON) option(ENABLE_FGVIEWER "Set to ON to build the fgviewer application (default)" ON) option(ENABLE_GPSSMOOTH "Set to ON to build the GPSsmooth application (default)" ON) option(ENABLE_TERRASYNC "Set to ON to build the terrasync application (default)" ON) option(ENABLE_FGJS "Set to ON to build the fgjs application (default)" ON) option(ENABLE_JS_DEMO "Set to ON to build the js_demo application (default)" ON) option(ENABLE_METAR "Set to ON to build the metar application (default)" ON) option(ENABLE_TESTS "Set to ON to build test applications (default)" ON) if(LOGGING) # nothing else() set(FG_NDEBUG 1) endif() if(SP_FDMS) set(ENABLE_SP_FDM 1) endif() # Setup MSVC 3rd party directories include( ConfigureMsvc3rdParty ) if(EVENT_INPUT) if(APPLE) elseif(CMAKE_SYSTEM_NAME MATCHES "Linux") if(NOT UDEV_FOUND) message(WARNING "UDev not found, event input is disabled!") set(EVENT_INPUT 0) else() add_definitions(-DWITH_EVENTINPUT) set(EVENT_INPUT_LIBRARIES ${UDEV_LIBRARIES}) message(STATUS "event-based input enabled. Using ${UDEV_LIBRARIES}") endif() else() message(WARNING "event-based input is not supported on this platform yet") endif() # Keep PLIB INPUT enabled as long as EventInput does not replace current joystick configurations. set(ENABLE_PLIB_JOYSTICK 1) else(EVENT_INPUT) set(ENABLE_PLIB_JOYSTICK 1) endif(EVENT_INPUT) # check required dependencies find_package(Boost REQUIRED) find_package(ZLIB REQUIRED) find_package(Threads REQUIRED) find_package(OpenGL REQUIRED) find_package(OpenAL REQUIRED) find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgFX osgUtil osgViewer osgGA) if(ENABLE_FGADMIN) find_package(FLTK) if ( FLTK_FOUND ) if ( X11_Xinerama_FOUND ) message(STATUS "Found X11_Xinerama...") list(APPEND FLTK_LIBRARIES ${X11_Xinerama_LIB}) endif() if ( X11_Xft_FOUND ) message(STATUS "Found X11_Xft...") list(APPEND FLTK_LIBRARIES ${X11_Xft_LIB}) endif() if ( CMAKE_DL_LIBS ) list(APPEND FLTK_LIBRARIES ${CMAKE_DL_LIBS}) endif() message(STATUS "Using FLTK_LIBRARIES for fgadmin: ${FLTK_LIBRARIES}") endif ( FLTK_FOUND ) endif(ENABLE_FGADMIN) if(ENABLE_LIBSVN) find_package(SvnClient) if(LIBSVN_FOUND) message(STATUS "libsvn found, enabling in terrasync") set(HAVE_SVN_CLIENT_H 1) set(HAVE_LIBSVN_CLIENT_1 1) else() message(STATUS "libsvn missing. Disabling...") endif(LIBSVN_FOUND) endif(ENABLE_LIBSVN) if (SYSTEM_SQLITE) find_package(SQLite3 REQUIRED) set(CMAKE_REQUIRED_INCLUDES ${SQLITE3_INCLUDED_DIR}) message(STATUS "Using system SQLite3 library") endif (SYSTEM_SQLITE) # Sqlite always depends on the threading lib list(APPEND SQLITE3_LIBRARY ${CMAKE_THREAD_LIBS_INIT}) find_package(PLIB REQUIRED puaux pu js fnt) if (EMBEDDED_SIMGEAR) message(STATUS "Using embedded SimGear") # create the same variables that FindSimGear would define set(SIMGEAR_INCLUDE_DIR ${PROJECT_SOURCE_DIR}/simgear) set(SIMGEAR_CORE_LIBRARIES SimGearCore) set(SIMGEAR_LIBRARIES SimGearScene) if (NOT SIMGEAR_SHARED) set(SIMGEAR_CORE_LIBRARY_DEPENDENCIES ${CMAKE_THREAD_LIBS_INIT} ${ZLIB_LIBRARY} ${LIBSVN_LIBRARIES} ${WINMM_LIBRARY}) set(SIMGEAR_SCENE_LIBRARY_DEPENDENCIES ${OPENAL_LIBRARY}) endif() else(EMBEDDED_SIMGEAR) # FlightGear and SimGear versions need to match find_package(SimGear ${FLIGHTGEAR_VERSION} REQUIRED) endif (EMBEDDED_SIMGEAR) if (JPEG_FACTORY) # check simgear was built with JPEG-factory support find_package(JPEG REQUIRED) include_directories(${JPEG_INCLUDE_DIR}) set(CMAKE_REQUIRED_INCLUDES ${SIMGEAR_INCLUDE_DIR} ${JPEG_INCLUDE_DIR} ${OPENSCENEGRAPH_INCLUDE_DIRS}) check_cxx_source_compiles( "#include int main() { return 0; } " FG_JPEG_SERVER) if (NOT FG_JPEG_SERVER) message(STATUS "JPEG server support requested, but SimGear was built without JPEG support") endif() endif() check_include_file(unistd.h HAVE_UNISTD_H) check_include_file(sys/time.h HAVE_SYS_TIME_H) check_include_file(windows.h HAVE_WINDOWS_H) if(ENABLE_PROFILE) find_package(GooglePerfTools REQUIRED) set(FG_HAVE_GPERFTOOLS 1) message(STATUS "Built-in profiler using gperftools available") endif() if(ENABLE_RTI) message(STATUS "RTI: ENABLED") find_package(RTI) if(RTI_FOUND) set(FG_HAVE_HLA 1) endif(RTI_FOUND) else() message(STATUS "RTI: DISABLED") endif(ENABLE_RTI) if(CMAKE_COMPILER_IS_GNUCXX) set(WARNING_FLAGS_CXX "-Wall") set(WARNING_FLAGS_C "-Wall") endif(CMAKE_COMPILER_IS_GNUCXX) if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") set (WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual") set (WARNING_FLAGS_C "-Wall") endif() if(WIN32) if(MSVC) # turn off various warnings # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996) # SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}") # endforeach(warning) set(MSVC_FLAGS "-DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS -Dstrdup=_strdup") if (${MSVC_VERSION} GREATER 1599) set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" ) endif (${MSVC_VERSION} GREATER 1599) endif(MSVC) set(NOMINMAX 1) endif(WIN32) set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS} -D_REENTRANT") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} -D_REENTRANT ${BOOST_CXX_FLAGS}") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}") include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR} ${OPENGL_INCLUDE_DIR} ${OPENAL_INCLUDE_DIR} ${SIMGEAR_INCLUDE_DIR} ${PLIB_INCLUDE_DIR} ) include_directories(${PROJECT_SOURCE_DIR}/src) # following is needed, because config.h is include 'bare', whereas # version.h is included as - this should be cleaned up include_directories(${PROJECT_BINARY_DIR}/src) include_directories(${PROJECT_BINARY_DIR}/src/Include) add_definitions(-DHAVE_CONFIG_H) check_function_exists(mkfifo HAVE_MKFIFO) # configure a header file to pass some of the CMake settings # to the source code configure_file ( "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in" "${PROJECT_BINARY_DIR}/src/Include/config.h" ) #and the same for the version header configure_file ( "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in" "${PROJECT_BINARY_DIR}/src/Include/version.h" ) if (EMBEDDED_SIMGEAR) add_subdirectory(simgear) # since we build without SimGear installed, we need to # search this path directly to find the generated # simgear_config.h include_directories(${PROJECT_BINARY_DIR}/simgear) endif(EMBEDDED_SIMGEAR) add_subdirectory(src) add_subdirectory(utils) add_subdirectory(man) #----------------------------------------------------------------------------- ### uninstall target #----------------------------------------------------------------------------- CONFIGURE_FILE( "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake" IMMEDIATE @ONLY) ADD_CUSTOM_TARGET(uninstall "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")