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 if(COMMAND cmake_policy)
   9     cmake_policy(SET CMP0054 NEW)
  10     cmake_policy(SET CMP0042 NEW)
  11 endif()
  12
  13 # set this before project()
  14 # using 10.7 because boost requires libc++ and 10.6 doesn't include it
  15 set(CMAKE_OSX_DEPLOYMENT_TARGET 10.7)
  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} ${CORESERVICES_LIBRARY})
 107
 108 elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux" OR
 109         ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
 110     set(USE_DBUS_DEFAULT 1)
 111
 112     find_package(UDev)
 113     if(UDEV_FOUND)
 114         set(EVENT_INPUT_DEFAULT 1)
 115     endif(UDEV_FOUND)
 116
 117     find_package(Speex)
 118     find_package(Speexdsp)
 119     if(SPEEX_FOUND AND SPEEXDSP_FOUND)
 120         set(SYSTEM_SPEEX_DEFAULT 1)
 121     endif(SPEEX_FOUND AND SPEEXDSP_FOUND)
 122
 123     find_package(Gsm)
 124     if(GSM_FOUND)
 125         set(SYSTEM_GSM_DEFAULT 1)
 126     endif(GSM_FOUND)
 127
 128     find_package(Flite)
 129     if(FLITE_FOUND)
 130         set(SYSTEM_FLITE_DEFAULT 1)
 131     endif()
 132
 133     find_package(HtsEngine)
 134     if(HTS_ENGINE_FOUND)
 135         set(SYSTEM_HTS_ENGINE_DEFAULT 1)
 136     endif()
 137 endif()
 138
 139 find_package(Git)
 140 if (GIT_FOUND)
 141     execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse  HEAD
 142         OUTPUT_VARIABLE REVISION
 143         OUTPUT_STRIP_TRAILING_WHITESPACE)
 144     message(STATUS "Git revision is ${REVISION}")
 145 else()
 146     set(REVISION "none")
 147 endif()
 148
 149 # FlightGear build options
 150 option(SIMGEAR_SHARED    "Set to ON when SimGear was built as a shared library" OFF)
 151 option(LOGGING           "Set to ON to build FlightGear with logging support (default)" ON)
 152 option(JSBSIM_TERRAIN    "Set to ON to build FlightGear with JSBSim terrain handling code" ON)
 153 option(SP_FDMS           "Set to ON to build FlightGear with special-purpose FDMs" OFF)
 154 option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" OFF)
 155 option(ENABLE_LARCSIM    "Set to ON to build FlightGear with LaRCsim FDM" OFF)
 156 option(ENABLE_YASIM      "Set to ON to build FlightGear with YASIM FDM (default)" ON)
 157 option(ENABLE_JSBSIM     "Set to ON to build FlightGear with JSBSim FDM (default)" ON)
 158 option(EVENT_INPUT       "Set to ON to build FlightGear with event-based Input support" ${EVENT_INPUT_DEFAULT})
 159 option(ENABLE_RTI        "Set to ON to build FlightGear with RTI support" OFF)
 160 option(ENABLE_PROFILE    "Set to ON to build FlightGear with gperftools profiling support" OFF)
 161 option(SYSTEM_SQLITE     "Set to ON to build FlightGear with the system's SQLite3 library" OFF)
 162 option(ENABLE_IAX        "Set to ON to build FlightGear with IAXClient/fgcom built-in (default)" ON)
 163 option(USE_DBUS          "Set to ON to build FlightGear with DBus screensaver interaction (default on Linux)" ${USE_DBUS_DEFAULT})
 164 option(SYSTEM_SPEEX      "Set to ON to build IAXClient with the system's speex and speexdsp library" ${SYSTEM_SPEEX_DEFAULT})
 165 option(SYSTEM_GSM        "Set to ON to build IAXClient with the system's GSM library" ${SYSTEM_GSM_DEFAULT})
 166 option(SYSTEM_FLITE      "Set to ON to build Flightgear with the system's Flite library" ${SYSTEM_FLITE_DEFAULT})
 167 option(SYSTEM_HTS_ENGINE "Set to ON to build Flightgear with the system's HTS Engine library" ${SYSTEM_HTS_ENGINE_DEFAULT})
 168
 169 # additional utilities
 170 option(ENABLE_FGADMIN    "Set to ON to build the FGADMIN application (default)" ON)
 171 option(ENABLE_FGELEV     "Set to ON to build the fgelev application (default)" ON)
 172 option(WITH_FGPANEL      "Set to ON to build the fgpanel application (default)" ON)
 173 option(ENABLE_FGVIEWER   "Set to ON to build the fgviewer application (default)" ON)
 174 option(ENABLE_GPSSMOOTH  "Set to ON to build the GPSsmooth application (default)" ON)
 175 option(ENABLE_TERRASYNC  "Set to ON to build the terrasync application (default)" ON)
 176 option(ENABLE_FGJS       "Set to ON to build the fgjs application (default)" ON)
 177 option(ENABLE_JS_DEMO    "Set to ON to build the js_demo application (default)" ON)
 178 option(ENABLE_METAR      "Set to ON to build the metar application (default)" ON)
 179 option(ENABLE_TESTS      "Set to ON to build test applications (default)" ON)
 180 option(ENABLE_FGCOM      "Set to ON to build the FGCom application (default)" ON)
 181 option(ENABLE_FLITE      "Set to ON to build the Flite text-to-speech module" ON)
 182 option(ENABLE_QT         "Set to ON to build the internal Qt launcher" ON)
 183
 184 if(LOGGING)
 185     # nothing
 186 else()
 187     set(FG_NDEBUG 1)
 188 endif()
 189
 190 if(JSBSIM_TERRAIN)
 191    set(JSBSIM_USE_GROUNDREACTIONS 1)
 192 endif()
 193
 194 if(SP_FDMS)
 195     set(ENABLE_SP_FDM 1)
 196 endif()
 197
 198 if(ENABLE_FGCOM)
 199   set(ENABLE_IAX 1)
 200   include_directories(${PROJECT_SOURCE_DIR}/3rdparty/iaxclient/lib ) # for iaxclient.h
 201 endif()
 202
 203 # Setup MSVC 3rd party directories
 204 include( ConfigureMsvc3rdParty )
 205
 206 if(EVENT_INPUT)
 207     if(APPLE)
 208     elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
 209         if(NOT UDEV_FOUND)
 210             message(WARNING "UDev not found, event input is disabled!")
 211             set(EVENT_INPUT 0)
 212         else()
 213             add_definitions(-DWITH_EVENTINPUT)
 214             set(EVENT_INPUT_LIBRARIES ${UDEV_LIBRARIES})
 215             message(STATUS "event-based input enabled. Using ${UDEV_LIBRARIES}")
 216         endif()
 217     else()
 218         message(WARNING "event-based input is not supported on this platform yet")
 219     endif()
 220
 221     # Keep PLIB INPUT enabled as long as EventInput does not replace current joystick configurations.
 222     set(ENABLE_PLIB_JOYSTICK 1)
 223 else(EVENT_INPUT)
 224     set(ENABLE_PLIB_JOYSTICK 1)
 225 endif(EVENT_INPUT)
 226
 227 # check required dependencies
 228 find_package(Boost   REQUIRED)
 229 find_package(ZLIB    REQUIRED)
 230 find_package(Threads REQUIRED)
 231 find_package(OpenGL  REQUIRED)
 232 find_package(OpenAL  REQUIRED)
 233 find_package(OpenSceneGraph 3.2.0 REQUIRED
 234   osgText
 235   osgSim
 236   osgDB
 237   osgParticle
 238   osgFX
 239   osgUtil
 240   osgViewer
 241   osgGA
 242 )
 243
 244 if (MSVC)
 245         find_package(CrashRpt)
 246         if (CRASHRPT_FOUND)
 247                 set(HAVE_CRASHRPT 1)
 248                 message(STATUS "Using CrashRpt")
 249         include_directories( ${CRASHRPT_INCLUDE_DIR})
 250         endif()
 251 endif()
 252
 253 ##############################################################################
 254 ## Sqlite3 setup
 255
 256 if (SYSTEM_SQLITE)
 257     find_package(SQLite3 REQUIRED)
 258
 259     message(STATUS "Using system SQLite3 library")
 260 else()
 261     set(SQLITE3_INCLUDED_DIR "${CMAKE_SOURCE_DIR}/3rdparty/sqlite3")
 262     # this target is defined in src/Navaids/CMakeLists.txt
 263     list(APPEND SQLITE3_LIBRARY fgsqlite3)
 264 endif (SYSTEM_SQLITE)
 265
 266 # Sqlite always depends on the threading lib
 267 list(APPEND SQLITE3_LIBRARY ${CMAKE_THREAD_LIBS_INIT})
 268
 269 ##############################################################################
 270 ## DBus setup
 271
 272 if (USE_DBUS)
 273     include(FindPkgConfig)
 274     if (PKG_CONFIG_FOUND)
 275         pkg_check_modules(DBUS dbus-1)
 276     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
 277     if (DBUS_FOUND)
 278         set(HAVE_DBUS 1)
 279         message(STATUS "Using DBus")
 280         include_directories( ${DBUS_INCLUDE_DIRS})
 281     else()
 282         message(STATUS "DBus not found, screensaver control disabled")
 283     endif (DBUS_FOUND)
 284 else()
 285 endif (USE_DBUS)
 286
 287 # Sqlite always depends on the threading lib
 288 list(APPEND SQLITE3_LIBRARY ${CMAKE_THREAD_LIBS_INIT})
 289
 290 ##############################################################################
 291 ## Qt5 setup setup
 292 if (ENABLE_QT)
 293         message(STATUS "Qt launcher enabled, checking for Qt 5.1 / qmake")
 294         find_package(Qt5 5.1 COMPONENTS Widgets)
 295         if (Qt5Widgets_FOUND)
 296                 message(STATUS "Will enable Qt launcher GUI")
 297                 set(HAVE_QT 1)
 298         endif()
 299 endif (ENABLE_QT)
 300 ##############################################################################
 301
 302 find_package(PLIB REQUIRED puaux pu js fnt)
 303
 304 # FlightGear and SimGear versions need to match
 305 find_package(SimGear ${FLIGHTGEAR_VERSION} REQUIRED)
 306
 307 ##############################################################################
 308
 309 check_include_file(unistd.h   HAVE_UNISTD_H)
 310 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 311 check_include_file(windows.h  HAVE_WINDOWS_H)
 312
 313 if(ENABLE_PROFILE)
 314     find_package(GooglePerfTools REQUIRED)
 315     set(FG_HAVE_GPERFTOOLS 1)
 316     message(STATUS "Built-in profiler using gperftools available")
 317 endif()
 318
 319 if(ENABLE_RTI)
 320     message(STATUS "RTI: ENABLED")
 321     find_package(RTI)
 322     if(RTI_FOUND)
 323         set(FG_HAVE_HLA 1)
 324     endif(RTI_FOUND)
 325 else()
 326     message(STATUS "RTI: DISABLED")
 327 endif(ENABLE_RTI)
 328
 329 if(CMAKE_COMPILER_IS_GNUCXX)
 330     set(WARNING_FLAGS_CXX "-Wall")
 331     set(WARNING_FLAGS_C   "-Wall")
 332 endif(CMAKE_COMPILER_IS_GNUCXX)
 333
 334 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
 335    set (WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
 336    set (WARNING_FLAGS_C   "-Wall")
 337 endif()
 338
 339 if(WIN32)
 340
 341     if(MSVC)
 342         # turn off various warnings
 343         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 344         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 345         # endforeach(warning)
 346
 347         set(MSVC_FLAGS "-DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS -Dstrdup=_strdup")
 348         if (${MSVC_VERSION} GREATER 1599)
 349             set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
 350         endif (${MSVC_VERSION} GREATER 1599)
 351     endif(MSVC)
 352
 353     set(NOMINMAX 1)
 354 endif(WIN32)
 355
 356 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
 357
 358 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS} -D_REENTRANT")
 359 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} -D_REENTRANT ${BOOST_CXX_FLAGS}")
 360 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
 361
 362 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 363     ${Boost_INCLUDE_DIRS}
 364     ${ZLIB_INCLUDE_DIR}
 365     ${OPENGL_INCLUDE_DIR}
 366     ${OPENAL_INCLUDE_DIR}
 367     ${SIMGEAR_INCLUDE_DIRS}
 368     ${PLIB_INCLUDE_DIR}
 369     ${SQLITE3_INCLUDED_DIR} )
 370
 371 include_directories(${PROJECT_SOURCE_DIR})
 372 include_directories(${PROJECT_SOURCE_DIR}/src)
 373 # following is needed, because config.h is include 'bare', whereas
 374 # version.h is included as <Include/version.h> - this should be cleaned up
 375 include_directories(${PROJECT_BINARY_DIR}/src)
 376 include_directories(${PROJECT_BINARY_DIR}/src/Include)
 377
 378 if (ENABLE_FLITE)
 379     include_directories(${PROJECT_SOURCE_DIR}/3rdparty/hts_engine_API/include )
 380     include_directories(${PROJECT_SOURCE_DIR}/3rdparty/flite_hts_engine/include )
 381 endif()
 382
 383 add_definitions(-DHAVE_CONFIG_H)
 384
 385 check_function_exists(mkfifo HAVE_MKFIFO)
 386
 387 # configure a header file to pass some of the CMake settings
 388 # to the source code
 389 configure_file (
 390     "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in"
 391     "${PROJECT_BINARY_DIR}/src/Include/config.h"
 392 )
 393
 394 #and the same for the version header
 395 configure_file (
 396     "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in"
 397     "${PROJECT_BINARY_DIR}/src/Include/version.h"
 398 )
 399
 400 add_subdirectory(3rdparty)
 401 add_subdirectory(utils)
 402 add_subdirectory(src)
 403 add_subdirectory(man)
 404
 405 #-----------------------------------------------------------------------------
 406 ### uninstall target
 407 #-----------------------------------------------------------------------------
 408 CONFIGURE_FILE(
 409     "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 410     "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 411     IMMEDIATE @ONLY)
 412 ADD_CUSTOM_TARGET(uninstall
 413     "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")