CMakeLists.txt

   1 cmake_minimum_required (VERSION 2.6.4)
   2
   3 include (CheckFunctionExists)
   4 include (CheckCSourceCompiles)
   5 include (CheckCXXSourceCompiles)
   6 include (CheckIncludeFile)
   7
   8 project(FlightGear)
   9
  10 # We have some custom .cmake scripts not in the official distribution.
  11 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
  12
  13 if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  14     # use official include provided by latest CMake
  15     include(GNUInstallDirs)
  16 else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  17     # backward compatibility: use our own module for older cmake versions
  18     include(OldGNUInstallDirs)
  19 endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  20
  21 # Warning when build is not an out-of-source build.
  22 string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild)
  23 if(InSourceBuild)
  24     message(WARNING  "Avoid building inside the source tree!")
  25     message(WARNING  "Create a separate build directory instead (i.e. 'fgbuild') and call CMake from there: ")
  26     message(WARNING  "  mkdir ../fgbuild && cd ../fgbuild && cmake ${CMAKE_SOURCE_DIR}")
  27 endif(InSourceBuild)
  28
  29 # System detection/default settings
  30 include( DetectDistro )
  31 include( DetectBrowser )
  32
  33 set(CMAKE_DEBUG_POSTFIX          "d" CACHE STRING "add a postfix, usually d on windows")
  34 set(CMAKE_RELEASE_POSTFIX        ""  CACHE STRING "add a postfix, usually empty on windows")
  35 set(CMAKE_RELWITHDEBINFO_POSTFIX ""  CACHE STRING "add a postfix, usually empty on windows")
  36 set(CMAKE_MINSIZEREL_POSTFIX     ""  CACHE STRING "add a postfix, usually empty on windows")
  37
  38 # read 'version' file into a variable (stripping any newlines or spaces)
  39 file(READ version versionFile)
  40 if (NOT versionFile)
  41     message(FATAL_ERROR "Unable to determine FlightGear version. Version file is missing.")
  42 endif()
  43 string(STRIP "${versionFile}" FLIGHTGEAR_VERSION)
  44
  45 # FlightGear packaging (to build a source tarball)
  46 include( ConfigureCPack )
  47
  48 # FlightGear base package path
  49 if (FG_DATA_DIR)
  50     message(STATUS "Using explicit data directory for base package: ${FG_DATA_DIR}")
  51 else()
  52     set(FG_DATA_DIR "${CMAKE_INSTALL_PREFIX}/lib/FlightGear" CACHE PATH "Default location where data files are located")
  53     message(STATUS "Using default data directory for base package:  ${FG_DATA_DIR}")
  54 endif()
  55
  56 # Change the default build type to something fast
  57 if(NOT CMAKE_BUILD_TYPE)
  58     set(CMAKE_BUILD_TYPE Release CACHE STRING
  59         "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
  60         FORCE)
  61 endif(NOT CMAKE_BUILD_TYPE)
  62
  63 if(NOT "$ENV{BUILD_ID}" STREQUAL "")
  64     set(HUDSON_BUILD_ID $ENV{BUILD_ID})
  65     set(HUDSON_BUILD_NUMBER $ENV{BUILD_NUMBER})
  66     message(STATUS "running under Hudson/Jenkins, build-number is ${HUDSON_BUILD_NUMBER}")
  67 else()
  68     set(HUDSON_BUILD_NUMBER 0)
  69     set(HUDSON_BUILD_ID "none")
  70 endif()
  71
  72 #####################################################################################
  73 # Configure library search paths
  74 #####################################################################################
  75
  76
  77 if(NOT "${CMAKE_LIBRARY_ARCHITECTURE}" STREQUAL "")
  78     # Workaround for Ubuntu/Debian which introduced the "multiarch" library
  79     # directory structure, which is unsupported by CMake < 2.8.10, so we need to
  80     # add paths manually
  81     # see http://www.cmake.org/Bug/view.php?id=12049 and
  82     # http://www.cmake.org/Bug/view.php?id=12037
  83     list(APPEND ADDITIONAL_LIBRARY_PATHS
  84          /usr/local/lib/${CMAKE_LIBRARY_ARCHITECTURE}
  85          /usr/lib/${CMAKE_LIBRARY_ARCHITECTURE}
  86          /lib/${CMAKE_LIBRARY_ARCHITECTURE})
  87     message(STATUS "additional library directories: ${ADDITIONAL_LIBRARY_PATHS}")
  88 endif()
  89
  90 #####################################################################################
  91
  92 IF(APPLE)
  93     set(EVENT_INPUT_DEFAULT 1)
  94
  95     find_library(CORESERVICES_LIBRARY CoreServices)
  96     find_library(COCOA_LIBRARY Cocoa)
  97     list(APPEND PLATFORM_LIBS ${COCOA_LIBRARY} ${CORESERVICES_LIBRARY})
  98
  99 elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux" OR
 100         ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
 101     set(USE_DBUS_DEFAULT 1)
 102
 103     find_package(UDev)
 104     if(UDEV_FOUND)
 105         set(EVENT_INPUT_DEFAULT 1)
 106     endif(UDEV_FOUND)
 107
 108     find_package(Speex)
 109     find_package(Speexdsp)
 110     if(SPEEX_FOUND AND SPEEXDSP_FOUND)
 111         set(SYSTEM_SPEEX_DEFAULT 1)
 112     endif(SPEEX_FOUND AND SPEEXDSP_FOUND)
 113
 114     find_package(Gsm)
 115     if(GSM_FOUND)
 116         set(SYSTEM_GSM_DEFAULT 1)
 117     endif(GSM_FOUND)
 118
 119     find_package(Flite)
 120     if(FLITE_FOUND)
 121         set(SYSTEM_FLITE_DEFAULT 1)
 122     endif()
 123
 124     find_package(HtsEngine)
 125     if(HTS_ENGINE_FOUND)
 126         set(SYSTEM_HTS_ENGINE_DEFAULT 1)
 127     endif()
 128 endif()
 129
 130 find_package(Git)
 131 if (GIT_FOUND)
 132     execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse  HEAD
 133         OUTPUT_VARIABLE REVISION
 134         OUTPUT_STRIP_TRAILING_WHITESPACE)
 135     message(STATUS "Git revision is ${REVISION}")
 136 else()
 137     set(REVISION "none")
 138 endif()
 139
 140 # FlightGear build options
 141 option(SIMGEAR_SHARED    "Set to ON when SimGear was built as a shared library" OFF)
 142 option(LOGGING           "Set to ON to build FlightGear with logging support (default)" ON)
 143 option(JSBSIM_TERRAIN    "Set to ON to build FlightGear with JSBSim terrain handling code" ON)
 144 option(SP_FDMS           "Set to ON to build FlightGear with special-purpose FDMs" OFF)
 145 option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" OFF)
 146 option(ENABLE_LARCSIM    "Set to ON to build FlightGear with LaRCsim FDM" OFF)
 147 option(ENABLE_YASIM      "Set to ON to build FlightGear with YASIM FDM (default)" ON)
 148 option(ENABLE_JSBSIM     "Set to ON to build FlightGear with JSBSim FDM (default)" ON)
 149 option(EVENT_INPUT       "Set to ON to build FlightGear with event-based Input support" ${EVENT_INPUT_DEFAULT})
 150 option(ENABLE_RTI        "Set to ON to build FlightGear with RTI support" OFF)
 151 option(ENABLE_PROFILE    "Set to ON to build FlightGear with gperftools profiling support" OFF)
 152 option(SYSTEM_SQLITE     "Set to ON to build FlightGear with the system's SQLite3 library" OFF)
 153 option(ENABLE_IAX        "Set to ON to build FlightGear with IAXClient/fgcom built-in (default)" ON)
 154 option(USE_DBUS          "Set to ON to build FlightGear with DBus screensaver interaction (default on Linux)" ${USE_DBUS_DEFAULT})
 155 option(SYSTEM_SPEEX      "Set to ON to build IAXClient with the system's speex and speexdsp library" ${SYSTEM_SPEEX_DEFAULT})
 156 option(SYSTEM_GSM        "Set to ON to build IAXClient with the system's GSM library" ${SYSTEM_GSM_DEFAULT})
 157 option(SYSTEM_FLITE      "Set to ON to build Flightgear with the system's Flite library" ${SYSTEM_FLITE_DEFAULT})
 158 option(SYSTEM_HTS_ENGINE "Set to ON to build Flightgear with the system's HTS Engine library" ${SYSTEM_HTS_ENGINE_DEFAULT})
 159
 160 # additional utilities
 161 option(ENABLE_FGADMIN    "Set to ON to build the FGADMIN application (default)" ON)
 162 option(ENABLE_FGELEV     "Set to ON to build the fgelev application (default)" ON)
 163 option(WITH_FGPANEL      "Set to ON to build the fgpanel application (default)" ON)
 164 option(ENABLE_FGVIEWER   "Set to ON to build the fgviewer application (default)" ON)
 165 option(ENABLE_GPSSMOOTH  "Set to ON to build the GPSsmooth application (default)" ON)
 166 option(ENABLE_TERRASYNC  "Set to ON to build the terrasync application (default)" ON)
 167 option(ENABLE_FGJS       "Set to ON to build the fgjs application (default)" ON)
 168 option(ENABLE_JS_DEMO    "Set to ON to build the js_demo application (default)" ON)
 169 option(ENABLE_METAR      "Set to ON to build the metar application (default)" ON)
 170 option(ENABLE_TESTS      "Set to ON to build test applications (default)" ON)
 171 option(ENABLE_FGCOM      "Set to ON to build the FGCom application (default)" ON)
 172 option(ENABLE_FLITE      "Set to ON to build the Flite text-to-speech module" ON)
 173 option(ENABLE_QT         "Set to ON to build the internal Qt launcher" ON)
 174
 175 if(LOGGING)
 176     # nothing
 177 else()
 178     set(FG_NDEBUG 1)
 179 endif()
 180
 181 if(JSBSIM_TERRAIN)
 182    set(JSBSIM_USE_GROUNDREACTIONS 1)
 183 endif()
 184
 185 if(SP_FDMS)
 186     set(ENABLE_SP_FDM 1)
 187 endif()
 188
 189 if(ENABLE_FGCOM)
 190   set(ENABLE_IAX 1)
 191   include_directories(${PROJECT_SOURCE_DIR}/3rdparty/iaxclient/lib ) # for iaxclient.h
 192 endif()
 193
 194 # Setup MSVC 3rd party directories
 195 include( ConfigureMsvc3rdParty )
 196
 197 if(EVENT_INPUT)
 198     if(APPLE)
 199     elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
 200         if(NOT UDEV_FOUND)
 201             message(WARNING "UDev not found, event input is disabled!")
 202             set(EVENT_INPUT 0)
 203         else()
 204             add_definitions(-DWITH_EVENTINPUT)
 205             set(EVENT_INPUT_LIBRARIES ${UDEV_LIBRARIES})
 206             message(STATUS "event-based input enabled. Using ${UDEV_LIBRARIES}")
 207         endif()
 208     else()
 209         message(WARNING "event-based input is not supported on this platform yet")
 210     endif()
 211
 212     # Keep PLIB INPUT enabled as long as EventInput does not replace current joystick configurations.
 213     set(ENABLE_PLIB_JOYSTICK 1)
 214 else(EVENT_INPUT)
 215     set(ENABLE_PLIB_JOYSTICK 1)
 216 endif(EVENT_INPUT)
 217
 218 # check required dependencies
 219 find_package(Boost   REQUIRED)
 220 find_package(ZLIB    REQUIRED)
 221 find_package(Threads REQUIRED)
 222 find_package(OpenGL  REQUIRED)
 223 find_package(OpenAL  REQUIRED)
 224 find_package(OpenSceneGraph 3.2.0 REQUIRED
 225   osgText
 226   osgSim
 227   osgDB
 228   osgParticle
 229   osgFX
 230   osgUtil
 231   osgViewer
 232   osgGA
 233 )
 234
 235 if (MSVC)
 236         find_package(CrashRpt)
 237         if (CRASHRPT_FOUND)
 238                 set(HAVE_CRASHRPT 1)
 239                 message(STATUS "Using CrashRpt")
 240         include_directories( ${CRASHRPT_INCLUDE_DIR})
 241         endif()
 242 endif()
 243
 244 ##############################################################################
 245 ## Sqlite3 setup
 246
 247 if (SYSTEM_SQLITE)
 248     find_package(SQLite3 REQUIRED)
 249
 250     message(STATUS "Using system SQLite3 library")
 251 else()
 252     set(SQLITE3_INCLUDED_DIR "${CMAKE_SOURCE_DIR}/3rdparty/sqlite3")
 253     # this target is defined in src/Navaids/CMakeLists.txt
 254     list(APPEND SQLITE3_LIBRARY fgsqlite3)
 255 endif (SYSTEM_SQLITE)
 256
 257 # Sqlite always depends on the threading lib
 258 list(APPEND SQLITE3_LIBRARY ${CMAKE_THREAD_LIBS_INIT})
 259
 260 ##############################################################################
 261 ## DBus setup
 262
 263 if (USE_DBUS)
 264     include(FindPkgConfig)
 265     if (PKG_CONFIG_FOUND)
 266         pkg_check_modules(DBUS dbus-1)
 267     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
 268     if (DBUS_FOUND)
 269         set(HAVE_DBUS 1)
 270         message(STATUS "Using DBus")
 271         include_directories( ${DBUS_INCLUDE_DIRS})
 272     else()
 273         message(STATUS "DBus not found, screensaver control disabled")
 274     endif (DBUS_FOUND)
 275 else()
 276 endif (USE_DBUS)
 277
 278 # Sqlite always depends on the threading lib
 279 list(APPEND SQLITE3_LIBRARY ${CMAKE_THREAD_LIBS_INIT})
 280
 281 ##############################################################################
 282 ## Qt5 setup setup
 283 if (ENABLE_QT)
 284         message(STATUS "Qt launcher enabled, checking for Qt 5.1 / qmake")
 285         find_package(Qt5 5.1 COMPONENTS Widgets)
 286         if (Qt5Widgets_FOUND)
 287                 message(STATUS "Will enable Qt launcher GUI")
 288                 set(HAVE_QT 1)
 289         endif()
 290 endif (ENABLE_QT)
 291 ##############################################################################
 292
 293 find_package(PLIB REQUIRED puaux pu js fnt)
 294
 295 # FlightGear and SimGear versions need to match
 296 find_package(SimGear ${FLIGHTGEAR_VERSION} REQUIRED)
 297
 298 ##############################################################################
 299
 300 check_include_file(unistd.h   HAVE_UNISTD_H)
 301 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 302 check_include_file(windows.h  HAVE_WINDOWS_H)
 303
 304 if(ENABLE_PROFILE)
 305     find_package(GooglePerfTools REQUIRED)
 306     set(FG_HAVE_GPERFTOOLS 1)
 307     message(STATUS "Built-in profiler using gperftools available")
 308 endif()
 309
 310 if(ENABLE_RTI)
 311     message(STATUS "RTI: ENABLED")
 312     find_package(RTI)
 313     if(RTI_FOUND)
 314         set(FG_HAVE_HLA 1)
 315     endif(RTI_FOUND)
 316 else()
 317     message(STATUS "RTI: DISABLED")
 318 endif(ENABLE_RTI)
 319
 320 if(CMAKE_COMPILER_IS_GNUCXX)
 321     set(WARNING_FLAGS_CXX "-Wall")
 322     set(WARNING_FLAGS_C   "-Wall")
 323 endif(CMAKE_COMPILER_IS_GNUCXX)
 324
 325 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
 326    set (WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
 327    set (WARNING_FLAGS_C   "-Wall")
 328 endif()
 329
 330 if(WIN32)
 331
 332     if(MSVC)
 333         # turn off various warnings
 334         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 335         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 336         # endforeach(warning)
 337
 338         set(MSVC_FLAGS "-DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS -Dstrdup=_strdup")
 339         if (${MSVC_VERSION} GREATER 1599)
 340             set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
 341         endif (${MSVC_VERSION} GREATER 1599)
 342     endif(MSVC)
 343
 344     set(NOMINMAX 1)
 345 endif(WIN32)
 346
 347 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
 348
 349 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS} -D_REENTRANT")
 350 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} -D_REENTRANT ${BOOST_CXX_FLAGS}")
 351 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
 352
 353 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 354     ${Boost_INCLUDE_DIRS}
 355     ${ZLIB_INCLUDE_DIR}
 356     ${OPENGL_INCLUDE_DIR}
 357     ${OPENAL_INCLUDE_DIR}
 358     ${SIMGEAR_INCLUDE_DIRS}
 359     ${PLIB_INCLUDE_DIR}
 360     ${SQLITE3_INCLUDED_DIR} )
 361
 362 include_directories(${PROJECT_SOURCE_DIR})
 363 include_directories(${PROJECT_SOURCE_DIR}/src)
 364 # following is needed, because config.h is include 'bare', whereas
 365 # version.h is included as <Include/version.h> - this should be cleaned up
 366 include_directories(${PROJECT_BINARY_DIR}/src)
 367 include_directories(${PROJECT_BINARY_DIR}/src/Include)
 368
 369 if (ENABLE_FLITE)
 370     include_directories(${PROJECT_SOURCE_DIR}/3rdparty/hts_engine_API/include )
 371     include_directories(${PROJECT_SOURCE_DIR}/3rdparty/flite_hts_engine/include )
 372 endif()
 373
 374 add_definitions(-DHAVE_CONFIG_H)
 375
 376 check_function_exists(mkfifo HAVE_MKFIFO)
 377
 378 # configure a header file to pass some of the CMake settings
 379 # to the source code
 380 configure_file (
 381     "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in"
 382     "${PROJECT_BINARY_DIR}/src/Include/config.h"
 383 )
 384
 385 #and the same for the version header
 386 configure_file (
 387     "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in"
 388     "${PROJECT_BINARY_DIR}/src/Include/version.h"
 389 )
 390
 391 add_subdirectory(3rdparty)
 392 add_subdirectory(utils)
 393 add_subdirectory(src)
 394 add_subdirectory(man)
 395
 396 #-----------------------------------------------------------------------------
 397 ### uninstall target
 398 #-----------------------------------------------------------------------------
 399 CONFIGURE_FILE(
 400     "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 401     "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 402     IMMEDIATE @ONLY)
 403 ADD_CUSTOM_TARGET(uninstall
 404     "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")