CMakeLists.txt

   1 cmake_minimum_required (VERSION 2.8.11)
   2
   3 include (CheckFunctionExists)
   4 include (CheckCSourceCompiles)
   5 include (CheckCXXSourceCompiles)
   6 include (CheckIncludeFile)
   7
   8 if(COMMAND cmake_policy)
   9    if(POLICY CMP0054)
  10        cmake_policy(SET CMP0054 NEW)
  11    endif()
  12    if(POLICY CMP0042)
  13        cmake_policy(SET CMP0042 NEW)
  14    endif()
  15 endif()
  16
  17 project(FlightGear)
  18
  19 # We have some custom .cmake scripts not in the official distribution.
  20 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
  21
  22 if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  23     # use official include provided by latest CMake
  24     include(GNUInstallDirs)
  25 else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  26     # backward compatibility: use our own module for older cmake versions
  27     include(OldGNUInstallDirs)
  28 endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  29
  30 # Warning when build is not an out-of-source build.
  31 string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild)
  32 if(InSourceBuild)
  33     message(WARNING  "Avoid building inside the source tree!")
  34     message(WARNING  "Create a separate build directory instead (i.e. 'fgbuild') and call CMake from there: ")
  35     message(WARNING  "  mkdir ../fgbuild && cd ../fgbuild && cmake ${CMAKE_SOURCE_DIR}")
  36 endif(InSourceBuild)
  37
  38 # System detection/default settings
  39 include( DetectDistro )
  40 include( DetectBrowser )
  41
  42 set(CMAKE_DEBUG_POSTFIX          "d" CACHE STRING "add a postfix, usually d on windows")
  43 set(CMAKE_RELEASE_POSTFIX        ""  CACHE STRING "add a postfix, usually empty on windows")
  44 set(CMAKE_RELWITHDEBINFO_POSTFIX ""  CACHE STRING "add a postfix, usually empty on windows")
  45 set(CMAKE_MINSIZEREL_POSTFIX     ""  CACHE STRING "add a postfix, usually empty on windows")
  46
  47 # read 'version' file into a variable (stripping any newlines or spaces)
  48 file(READ version versionFile)
  49 if (NOT versionFile)
  50     message(FATAL_ERROR "Unable to determine FlightGear version. Version file is missing.")
  51 endif()
  52 string(STRIP "${versionFile}" FLIGHTGEAR_VERSION)
  53
  54 # FlightGear packaging (to build a source tarball)
  55 include( ConfigureCPack )
  56
  57 # FlightGear base package path
  58 if (FG_DATA_DIR)
  59     message(STATUS "Using explicit data directory for base package: ${FG_DATA_DIR}")
  60 else()
  61     set(FG_DATA_DIR "${CMAKE_INSTALL_PREFIX}/lib/FlightGear" CACHE PATH "Default location where data files are located")
  62     message(STATUS "Using default data directory for base package:  ${FG_DATA_DIR}")
  63 endif()
  64
  65 # Change the default build type to something fast
  66 if(NOT CMAKE_BUILD_TYPE)
  67     set(CMAKE_BUILD_TYPE Release CACHE STRING
  68         "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
  69         FORCE)
  70 endif(NOT CMAKE_BUILD_TYPE)
  71
  72 if(NOT "$ENV{BUILD_ID}" STREQUAL "")
  73     set(HUDSON_BUILD_ID $ENV{BUILD_ID})
  74     set(HUDSON_BUILD_NUMBER $ENV{BUILD_NUMBER})
  75     message(STATUS "running under Hudson/Jenkins, build-number is ${HUDSON_BUILD_NUMBER}")
  76 else()
  77     set(HUDSON_BUILD_NUMBER 0)
  78     set(HUDSON_BUILD_ID "none")
  79 endif()
  80
  81 #####################################################################################
  82 # Configure library search paths
  83 #####################################################################################
  84
  85
  86 if(NOT "${CMAKE_LIBRARY_ARCHITECTURE}" STREQUAL "")
  87     # Workaround for Ubuntu/Debian which introduced the "multiarch" library
  88     # directory structure, which is unsupported by CMake < 2.8.10, so we need to
  89     # add paths manually
  90     # see http://www.cmake.org/Bug/view.php?id=12049 and
  91     # http://www.cmake.org/Bug/view.php?id=12037
  92     list(APPEND ADDITIONAL_LIBRARY_PATHS
  93          /usr/local/lib/${CMAKE_LIBRARY_ARCHITECTURE}
  94          /usr/lib/${CMAKE_LIBRARY_ARCHITECTURE}
  95          /lib/${CMAKE_LIBRARY_ARCHITECTURE})
  96     message(STATUS "additional library directories: ${ADDITIONAL_LIBRARY_PATHS}")
  97 endif()
  98
  99 #####################################################################################
 100
 101 IF(APPLE)
 102     set(EVENT_INPUT_DEFAULT 1)
 103
 104     find_library(CORESERVICES_LIBRARY CoreServices)
 105     find_library(COCOA_LIBRARY Cocoa)
 106     list(APPEND PLATFORM_LIBS ${COCOA_LIBRARY} ${CORESERVICES_LIBRARY})
 107
 108     # using 10.7 because boost requires libc++ and 10.6 doesn't include it
 109     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mmacosx-version-min=10.7")
 110 elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux" OR
 111         ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
 112     find_package(Threads REQUIRED)
 113
 114     set(USE_DBUS_DEFAULT 1)
 115
 116     find_package(UDev)
 117     if(UDEV_FOUND)
 118         set(EVENT_INPUT_DEFAULT 1)
 119     endif(UDEV_FOUND)
 120
 121     find_package(Speex)
 122     find_package(Speexdsp)
 123     if(SPEEX_FOUND AND SPEEXDSP_FOUND)
 124         set(SYSTEM_SPEEX_DEFAULT 1)
 125     endif(SPEEX_FOUND AND SPEEXDSP_FOUND)
 126
 127     find_package(Gsm)
 128     if(GSM_FOUND)
 129         set(SYSTEM_GSM_DEFAULT 1)
 130     endif(GSM_FOUND)
 131
 132     find_package(Flite)
 133     if(FLITE_FOUND)
 134         set(SYSTEM_FLITE_DEFAULT 1)
 135     endif()
 136
 137     find_package(HtsEngine)
 138     if(HTS_ENGINE_FOUND)
 139         set(SYSTEM_HTS_ENGINE_DEFAULT 1)
 140     endif()
 141 endif()
 142
 143 find_package(Git)
 144 if (GIT_FOUND)
 145     execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse  HEAD
 146         OUTPUT_VARIABLE REVISION
 147         OUTPUT_STRIP_TRAILING_WHITESPACE)
 148     message(STATUS "Git revision is ${REVISION}")
 149 else()
 150     set(REVISION "none")
 151 endif()
 152
 153 # FlightGear build options
 154 option(SIMGEAR_SHARED    "Set to ON when SimGear was built as a shared library" OFF)
 155 option(LOGGING           "Set to ON to build FlightGear with logging support (default)" ON)
 156 option(JSBSIM_TERRAIN    "Set to ON to build FlightGear with JSBSim terrain handling code" ON)
 157 option(SP_FDMS           "Set to ON to build FlightGear with special-purpose FDMs" OFF)
 158 option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" OFF)
 159 option(ENABLE_LARCSIM    "Set to ON to build FlightGear with LaRCsim FDM" OFF)
 160 option(ENABLE_YASIM      "Set to ON to build FlightGear with YASIM FDM (default)" ON)
 161 option(ENABLE_JSBSIM     "Set to ON to build FlightGear with JSBSim FDM (default)" ON)
 162 option(EVENT_INPUT       "Set to ON to build FlightGear with event-based Input support" ${EVENT_INPUT_DEFAULT})
 163 option(ENABLE_RTI        "Set to ON to build FlightGear with RTI support" OFF)
 164 option(ENABLE_PROFILE    "Set to ON to build FlightGear with gperftools profiling support" OFF)
 165 option(SYSTEM_SQLITE     "Set to ON to build FlightGear with the system's SQLite3 library" OFF)
 166 option(ENABLE_IAX        "Set to ON to build FlightGear with IAXClient/fgcom built-in (default)" ON)
 167 option(USE_DBUS          "Set to ON to build FlightGear with DBus screensaver interaction (default on Linux)" ${USE_DBUS_DEFAULT})
 168 option(SYSTEM_SPEEX      "Set to ON to build IAXClient with the system's speex and speexdsp library" ${SYSTEM_SPEEX_DEFAULT})
 169 option(SYSTEM_GSM        "Set to ON to build IAXClient with the system's GSM library" ${SYSTEM_GSM_DEFAULT})
 170 option(SYSTEM_FLITE      "Set to ON to build Flightgear with the system's Flite library" ${SYSTEM_FLITE_DEFAULT})
 171 option(SYSTEM_HTS_ENGINE "Set to ON to build Flightgear with the system's HTS Engine library" ${SYSTEM_HTS_ENGINE_DEFAULT})
 172 option(FG_NIGHTLY        "Set to ON to mark this as a nightly build" OFF)
 173
 174 # additional utilities
 175 option(ENABLE_FGADMIN    "Set to ON to build the FGADMIN application (default)" ON)
 176 option(ENABLE_FGELEV     "Set to ON to build the fgelev application (default)" ON)
 177 option(WITH_FGPANEL      "Set to ON to build the fgpanel application (default)" ON)
 178 option(ENABLE_FGVIEWER   "Set to ON to build the fgviewer application (default)" ON)
 179 option(ENABLE_GPSSMOOTH  "Set to ON to build the GPSsmooth application (default)" ON)
 180 option(ENABLE_TERRASYNC  "Set to ON to build the terrasync application (default)" ON)
 181 option(ENABLE_FGJS       "Set to ON to build the fgjs application (default)" ON)
 182 option(ENABLE_JS_DEMO    "Set to ON to build the js_demo application (default)" ON)
 183 option(ENABLE_METAR      "Set to ON to build the metar application (default)" ON)
 184 option(ENABLE_TESTS      "Set to ON to build test applications (default)" ON)
 185 option(ENABLE_FGCOM      "Set to ON to build the FGCom application (default)" ON)
 186 option(ENABLE_FLITE      "Set to ON to build the Flite text-to-speech module" ON)
 187 option(ENABLE_QT         "Set to ON to build the internal Qt launcher" ON)
 188
 189 if(LOGGING)
 190     # nothing
 191 else()
 192     set(FG_NDEBUG 1)
 193 endif()
 194
 195 if(JSBSIM_TERRAIN)
 196    set(JSBSIM_USE_GROUNDREACTIONS 1)
 197 endif()
 198
 199 if(SP_FDMS)
 200     set(ENABLE_SP_FDM 1)
 201 endif()
 202
 203 if(ENABLE_FGCOM)
 204   set(ENABLE_IAX 1)
 205   include_directories(${PROJECT_SOURCE_DIR}/3rdparty/iaxclient/lib ) # for iaxclient.h
 206 endif()
 207
 208 # Setup MSVC 3rd party directories
 209 include( ConfigureMsvc3rdParty )
 210
 211 if(EVENT_INPUT)
 212     if(APPLE)
 213     elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
 214         if(NOT UDEV_FOUND)
 215             message(WARNING "UDev not found, event input is disabled!")
 216             set(EVENT_INPUT 0)
 217         else()
 218             add_definitions(-DWITH_EVENTINPUT)
 219             set(EVENT_INPUT_LIBRARIES ${UDEV_LIBRARIES})
 220             message(STATUS "event-based input enabled. Using ${UDEV_LIBRARIES}")
 221         endif()
 222     else()
 223         message(WARNING "event-based input is not supported on this platform yet")
 224     endif()
 225
 226     # Keep PLIB INPUT enabled as long as EventInput does not replace current joystick configurations.
 227     set(ENABLE_PLIB_JOYSTICK 1)
 228 else(EVENT_INPUT)
 229     set(ENABLE_PLIB_JOYSTICK 1)
 230 endif(EVENT_INPUT)
 231
 232 # check required dependencies
 233 find_package(Boost   REQUIRED)
 234 find_package(ZLIB    REQUIRED)
 235 find_package(OpenGL  REQUIRED)
 236 find_package(OpenAL  REQUIRED)
 237 find_package(OpenSceneGraph 3.2.0 REQUIRED
 238   osgText
 239   osgSim
 240   osgDB
 241   osgParticle
 242   osgFX
 243   osgUtil
 244   osgViewer
 245   osgGA
 246 )
 247
 248 if (MSVC)
 249         find_package(CrashRpt)
 250         if (CRASHRPT_FOUND)
 251                 set(HAVE_CRASHRPT 1)
 252                 message(STATUS "Using CrashRpt")
 253         include_directories( ${CRASHRPT_INCLUDE_DIR})
 254         endif()
 255 endif()
 256
 257 ##############################################################################
 258 ## Sqlite3 setup
 259
 260 if (SYSTEM_SQLITE)
 261     find_package(SQLite3 REQUIRED)
 262
 263     message(STATUS "Using system SQLite3 library")
 264 else()
 265     set(SQLITE3_INCLUDED_DIR "${CMAKE_SOURCE_DIR}/3rdparty/sqlite3")
 266     # this target is defined in src/Navaids/CMakeLists.txt
 267     list(APPEND SQLITE3_LIBRARY fgsqlite3)
 268 endif (SYSTEM_SQLITE)
 269
 270 # Sqlite always depends on the threading lib
 271 list(APPEND SQLITE3_LIBRARY ${CMAKE_THREAD_LIBS_INIT})
 272
 273 ##############################################################################
 274 ## DBus setup
 275
 276 if (USE_DBUS)
 277     include(FindPkgConfig)
 278     if (PKG_CONFIG_FOUND)
 279         pkg_check_modules(DBUS dbus-1)
 280     endif (PKG_CONFIG_FOUND) #if we don't have pkg-config, assume we don't have libdbus-1-dev either http://packages.debian.org/sid/libdbus-1-dev
 281     if (DBUS_FOUND)
 282         set(HAVE_DBUS 1)
 283         message(STATUS "Using DBus")
 284         include_directories( ${DBUS_INCLUDE_DIRS})
 285     else()
 286         message(STATUS "DBus not found, screensaver control disabled")
 287     endif (DBUS_FOUND)
 288 else()
 289 endif (USE_DBUS)
 290
 291 ##############################################################################
 292 ## Qt5 setup setup
 293 if (ENABLE_QT)
 294         message(STATUS "Qt launcher enabled, checking for Qt 5.1 / qmake")
 295         find_package(Qt5 5.1 COMPONENTS Widgets)
 296         if (Qt5Widgets_FOUND)
 297                 message(STATUS "Will enable Qt launcher GUI")
 298                 message(STATUS "  Qt5Widgets version: ${Qt5Widgets_VERSION_STRING}")
 299                 message(STATUS "  Qt5Widgets include dir: ${Qt5Widgets_INCLUDE_DIRS}")
 300                 set(HAVE_QT 1)
 301         endif()
 302 endif (ENABLE_QT)
 303 ##############################################################################
 304
 305 find_package(PLIB REQUIRED puaux pu js fnt)
 306
 307 # FlightGear and SimGear versions need to match
 308 find_package(SimGear ${FLIGHTGEAR_VERSION} REQUIRED)
 309
 310 ##############################################################################
 311
 312 check_include_file(unistd.h   HAVE_UNISTD_H)
 313 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 314 check_include_file(windows.h  HAVE_WINDOWS_H)
 315
 316 if(ENABLE_PROFILE)
 317     find_package(GooglePerfTools REQUIRED)
 318     set(FG_HAVE_GPERFTOOLS 1)
 319     message(STATUS "Built-in profiler using gperftools available")
 320 endif()
 321
 322 if(ENABLE_RTI)
 323     message(STATUS "RTI: ENABLED")
 324     find_package(RTI)
 325     if(RTI_FOUND)
 326         set(FG_HAVE_HLA 1)
 327     endif(RTI_FOUND)
 328 else()
 329     message(STATUS "RTI: DISABLED")
 330 endif(ENABLE_RTI)
 331
 332 if(CMAKE_COMPILER_IS_GNUCXX)
 333     set(WARNING_FLAGS_CXX "-Wall")
 334     set(WARNING_FLAGS_C   "-Wall")
 335 endif(CMAKE_COMPILER_IS_GNUCXX)
 336
 337 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
 338    set (WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual -Wno-redeclared-class-member")
 339    set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
 340    set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LANGUAGE_STANDARD "c++11")
 341    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -stdlib=libc++")
 342    set (WARNING_FLAGS_C "-Wall")
 343 endif()
 344
 345 if(WIN32)
 346
 347     if(MSVC)
 348         # turn off various warnings
 349         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 350         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 351         # endforeach(warning)
 352
 353         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")
 354         if (${MSVC_VERSION} GREATER 1599)
 355             set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
 356         endif (${MSVC_VERSION} GREATER 1599)
 357     endif(MSVC)
 358
 359     set(NOMINMAX 1)
 360 endif(WIN32)
 361
 362 set (BOOST_CXX_FLAGS "-DBOOST_BIMAP_DISABLE_SERIALIZATION")
 363
 364 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS} -D_REENTRANT")
 365 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} -D_REENTRANT ${BOOST_CXX_FLAGS}")
 366 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
 367
 368 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 369     ${Boost_INCLUDE_DIRS}
 370     ${ZLIB_INCLUDE_DIR}
 371     ${OPENGL_INCLUDE_DIR}
 372     ${OPENAL_INCLUDE_DIR}
 373     ${SIMGEAR_INCLUDE_DIRS}
 374     ${PLIB_INCLUDE_DIR}
 375     ${SQLITE3_INCLUDED_DIR} )
 376
 377 include_directories(${PROJECT_SOURCE_DIR})
 378 include_directories(${PROJECT_SOURCE_DIR}/src)
 379 # following is needed, because config.h is include 'bare', whereas
 380 # version.h is included as <Include/version.h> - this should be cleaned up
 381 include_directories(${PROJECT_BINARY_DIR}/src)
 382 include_directories(${PROJECT_BINARY_DIR}/src/Include)
 383
 384 if (ENABLE_FLITE)
 385     include_directories(${PROJECT_SOURCE_DIR}/3rdparty/hts_engine_API/include )
 386     include_directories(${PROJECT_SOURCE_DIR}/3rdparty/flite_hts_engine/include )
 387 endif()
 388
 389 add_definitions(-DHAVE_CONFIG_H)
 390
 391 check_function_exists(mkfifo HAVE_MKFIFO)
 392
 393 # configure a header file to pass some of the CMake settings
 394 # to the source code
 395 configure_file (
 396     "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in"
 397     "${PROJECT_BINARY_DIR}/src/Include/config.h"
 398 )
 399
 400 #and the same for the version header
 401 configure_file (
 402     "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in"
 403     "${PROJECT_BINARY_DIR}/src/Include/version.h"
 404 )
 405
 406 add_subdirectory(3rdparty)
 407 add_subdirectory(utils)
 408 add_subdirectory(src)
 409 add_subdirectory(man)
 410
 411 #-----------------------------------------------------------------------------
 412 ### uninstall target
 413 #-----------------------------------------------------------------------------
 414 CONFIGURE_FILE(
 415     "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 416     "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 417     IMMEDIATE @ONLY)
 418 ADD_CUSTOM_TARGET(uninstall
 419     "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")