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 set(CMAKE_DEBUG_POSTFIX          "d" CACHE STRING "add a postfix, usually d on windows")
  22 set(CMAKE_RELEASE_POSTFIX        ""  CACHE STRING "add a postfix, usually empty on windows")
  23 set(CMAKE_RELWITHDEBINFO_POSTFIX ""  CACHE STRING "add a postfix, usually empty on windows")
  24 set(CMAKE_MINSIZEREL_POSTFIX     ""  CACHE STRING "add a postfix, usually empty on windows")
  25
  26 # read 'version' file into a variable (stripping any newlines or spaces)
  27 file(READ version versionFile)
  28 string(STRIP ${versionFile} FLIGHTGEAR_VERSION)
  29
  30 #packaging
  31 if(EXISTS ${PROJECT_SOURCE_DIR}/.gitignore)
  32     file(READ .gitignore CPACK_SOURCE_IGNORE_FILES)
  33 else()
  34     # clean tar-balls do not contain SCM (.git/.gitignore/...) files.
  35     set(CPACK_SOURCE_IGNORE_FILES
  36         "Makefile.am;~$;${CPACK_SOURCE_IGNORE_FILES}")
  37 endif()
  38
  39 list (APPEND CPACK_SOURCE_IGNORE_FILES "${PROJECT_SOURCE_DIR}/.git;\\\\.gitignore")
  40
  41 # split version string into components, note CMAKE_MATCH_0 is the entire regexp match
  42 string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" CPACK_PACKAGE_VERSION ${FLIGHTGEAR_VERSION} )
  43 set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
  44 set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
  45 set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
  46 set(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
  47 set(CPACK_RESOURCE_FILE_README  "${PROJECT_SOURCE_DIR}/README")
  48
  49 set(CPACK_SOURCE_GENERATOR TBZ2)
  50 set(CPACK_SOURCE_PACKAGE_FILE_NAME "flightgear-${FLIGHTGEAR_VERSION}" CACHE INTERNAL "tarball basename")
  51
  52 include (CPack)
  53
  54 if (FG_DATA_DIR)
  55     message(STATUS "Using explicit data-dir: ${FG_DATA_DIR}")
  56 else()
  57     set(FG_DATA_DIR "${CMAKE_INSTALL_PREFIX}/lib/FlightGear" CACHE PATH "Default location where data files are located")
  58     message(STATUS "Using default data-dir:  ${FG_DATA_DIR}")
  59 endif()
  60
  61 # Change the default build type to something fast
  62 if(NOT CMAKE_BUILD_TYPE)
  63     set(CMAKE_BUILD_TYPE Release CACHE STRING
  64         "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
  65         FORCE)
  66 endif(NOT CMAKE_BUILD_TYPE)
  67
  68 if(NOT "$ENV{BUILD_ID}" STREQUAL "")
  69     set(HUDSON_BUILD_ID $ENV{BUILD_ID})
  70     set(HUDSON_BUILD_NUMBER $ENV{BUILD_NUMBER})
  71     message(STATUS "running under Hudson, build-number is ${HUDSON_BUILD_NUMBER}")
  72 else()
  73     set(HUDSON_BUILD_NUMBER 0)
  74     set(HUDSON_BUILD_ID "none")
  75 endif()
  76
  77 IF(APPLE)
  78     set(EVENT_INPUT_DEFAULT 1)
  79
  80     find_library(CORESERVICES_LIBRARY CoreServices)
  81     find_library(COCOA_LIBRARY Cocoa)
  82     list(APPEND PLATFORM_LIBS ${COCOA_LIBRARY} ${CORESERVICES_LIBRARY})
  83
  84 elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
  85     find_package(UDev)
  86
  87     if(UDEV_FOUND)
  88         set(EVENT_INPUT_DEFAULT 1)
  89     endif(UDEV_FOUND)
  90 endif()
  91
  92 find_package(Git)
  93 if (GIT_FOUND)
  94     execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse  HEAD
  95         OUTPUT_VARIABLE REVISION
  96         OUTPUT_STRIP_TRAILING_WHITESPACE)
  97     message(STATUS "Git revision is ${REVISION}")
  98 else()
  99     set(REVISION "none")
 100 endif()
 101
 102 option(LOGGING           "Set to OFF to build FlightGear without logging" ON)
 103 option(SP_FDMS           "Set to ON to build FlightGear with special-purpose FDMs" OFF)
 104 option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" OFF)
 105 option(ENABLE_LARCSIM    "Set to ON to build FlightGear with LaRCsim FDM" OFF)
 106 option(ENABLE_YASIM      "Set to ON to build FlightGear with YASIM FDM" ON)
 107 option(ENABLE_JSBSIM     "Set to ON to build FlightGear with JSBSim FDM" ON)
 108 option(ENABLE_FGADMIN    "Set to ON to build FlightGear with FGADMIN" ON)
 109 option(EVENT_INPUT       "Set to ON to build FlightGear with event-based Input support" ${EVENT_INPUT_DEFAULT})
 110 option(ENABLE_LIBSVN     "Set to ON to build FlightGear/terrasync with libsvnclient support" ON)
 111 option(ENABLE_RTI        "Set to ON to build SimGear with RTI support" OFF)
 112 option(WITH_FGPANEL      "Set to ON to build the fgpanel application" ON)
 113 option(JPEG_FACTORY      "Enable JPEG-factory support" OFF)
 114 option(ENABLE_TESTS      "Set to OFF to disable building test applications" ON)
 115
 116 if (MSVC)
 117     GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
 118     if (CMAKE_CL_64)
 119         SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
 120     else (CMAKE_CL_64)
 121         SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
 122     endif (CMAKE_CL_64)
 123     if (EXISTS ${TEST_3RDPARTY_DIR})
 124         set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
 125     else (EXISTS ${TEST_3RDPARTY_DIR})
 126         set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
 127     endif (EXISTS ${TEST_3RDPARTY_DIR})
 128         list(APPEND PLATFORM_LIBS "winmm.lib")
 129 else (MSVC)
 130     set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
 131 endif (MSVC)
 132
 133 if(LOGGING)
 134     # nothing
 135 else()
 136     set(FG_NDEBUG 1)
 137 endif()
 138
 139 if(SP_FDMS)
 140     set(ENABLE_SP_FDM 1)
 141 endif()
 142
 143 if (MSVC AND MSVC_3RDPARTY_ROOT)
 144     message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
 145     set( OSG_MSVC "msvc" )
 146     if (${MSVC_VERSION} EQUAL 1600)
 147         set( OSG_MSVC ${OSG_MSVC}100 )
 148     else (${MSVC_VERSION} EQUAL 1600)
 149         set( OSG_MSVC ${OSG_MSVC}90 )
 150     endif (${MSVC_VERSION} EQUAL 1600)
 151     if (CMAKE_CL_64)
 152         set( OSG_MSVC ${OSG_MSVC}-64 )
 153         set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
 154     else (CMAKE_CL_64)
 155         set( MSVC_3RDPARTY_DIR 3rdParty )
 156     endif (CMAKE_CL_64)
 157
 158     set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/SimGear/lib )
 159     set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/SimGear/include)
 160     set (BOOST_ROOT         ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
 161     set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 162     set (ALUT_INCLUDE_DIR   ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 163     set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
 164 endif (MSVC AND MSVC_3RDPARTY_ROOT)
 165
 166 if(EVENT_INPUT)
 167     message(STATUS "checking event-based Input")
 168
 169     IF(APPLE)
 170
 171     elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
 172         if(NOT UDEV_FOUND)
 173             message(WARNING "UDev not found, event input is disabled!")
 174             set(EVENT_INPUT 0)
 175         else()
 176             set(EVENT_INPUT_LIBRARIES ${UDEV_LIBRARIES})
 177         endif()
 178
 179     else()
 180         message(WARNING "event input is not supported on this platform yet")
 181     endif()
 182
 183     # Keep PLIB INPUT enabled as long as EventInput does not replace current joystick configurations.
 184     set(ENABLE_PLIB_JOYSTICK 1)
 185 else(EVENT_INPUT)
 186     set(ENABLE_PLIB_JOYSTICK 1)
 187 endif(EVENT_INPUT)
 188
 189 # check required dependencies
 190 find_package(Boost   REQUIRED)
 191 find_package(ZLIB    REQUIRED)
 192 find_package(Threads REQUIRED)
 193 find_package(OpenGL  REQUIRED)
 194 find_package(OpenAL  REQUIRED)
 195 find_package(ALUT    REQUIRED)
 196 find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgFX osgUtil osgViewer osgGA)
 197
 198 if(ENABLE_FGADMIN)
 199     find_package(FLTK)
 200
 201     if ( FLTK_FOUND )
 202         if ( X11_Xinerama_FOUND )
 203             message(STATUS "Found X11_Xinerama...")
 204             list(APPEND FLTK_LIBRARIES ${X11_Xinerama_LIB})
 205         endif()
 206
 207         if ( X11_Xft_FOUND )
 208             message(STATUS "Found X11_Xft...")
 209             list(APPEND FLTK_LIBRARIES ${X11_Xft_LIB})
 210         endif()
 211
 212         message(STATUS "Using FLTK_LIBRARIES for fgadmin: ${FLTK_LIBRARIES}")
 213     endif ( FLTK_FOUND )
 214 endif(ENABLE_FGADMIN)
 215
 216 if(ENABLE_LIBSVN)
 217     find_package(SvnClient)
 218
 219     if(LIBSVN_FOUND)
 220         message(STATUS "libsvn found, enabling in terrasync")
 221         set(HAVE_SVN_CLIENT_H 1)
 222         set(HAVE_LIBSVN_CLIENT_1 1)
 223     endif(LIBSVN_FOUND)
 224 endif(ENABLE_LIBSVN)
 225
 226 find_package(PLIB REQUIRED puaux pu js fnt)
 227
 228 # FlightGear and SimGear versions need to match
 229 find_package(SimGear ${FLIGHTGEAR_VERSION} REQUIRED)
 230
 231 if (JPEG_FACTORY)
 232     # check simgear was built with JPEG-factory support
 233     find_package(JPEG REQUIRED)
 234     include_directories(${JPEG_INCLUDE_DIR})
 235
 236     set(CMAKE_REQUIRED_INCLUDES
 237         ${SIMGEAR_INCLUDE_DIR}
 238         ${JPEG_INCLUDE_DIR}
 239         ${OPENSCENEGRAPH_INCLUDE_DIRS})
 240
 241     check_cxx_source_compiles(
 242         "#include <simgear/screen/jpgfactory.hxx>
 243         int main()    { return 0; } "
 244         FG_JPEG_SERVER)
 245
 246     if (NOT FG_JPEG_SERVER)
 247         message(STATUS "JPEG server support requested, but SimGear was built without JPEG support")
 248     endif()
 249 endif()
 250
 251 check_include_file(unistd.h   HAVE_UNISTD_H)
 252 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 253 check_include_file(windows.h  HAVE_WINDOWS_H)
 254
 255 # definition depends on OSG version
 256 set(CMAKE_REQUIRED_INCLUDES ${OPENSCENEGRAPH_INCLUDE_DIRS})
 257
 258 check_cxx_source_compiles(
 259     "#include <osg/CullSettings>
 260     int main()
 261     {
 262         osg::CullSettings::VariablesMask mask = osg::CullSettings::CLEAR_MASK;
 263         return 0;
 264     }
 265     "
 266     HAVE_CULLSETTINGS_CLEAR_MASK)
 267
 268 if(ENABLE_RTI)
 269     find_package(RTI)
 270     if(RTI_FOUND)
 271         set(FG_HAVE_HLA 1)
 272     endif(RTI_FOUND)
 273 endif(ENABLE_RTI)
 274
 275 if(CMAKE_COMPILER_IS_GNUCXX)
 276     set(WARNING_FLAGS -Wall)
 277 endif(CMAKE_COMPILER_IS_GNUCXX)
 278
 279 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
 280    set (WARNING_FLAGS "-Wall -Wno-overloaded-virtual")
 281 endif()
 282
 283 if(WIN32)
 284
 285     if(MSVC)
 286         # turn off various warnings
 287         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 288         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 289         # endforeach(warning)
 290
 291         set(MSVC_FLAGS "-DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS")
 292         if (${MSVC_VERSION} EQUAL 1600)
 293             set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
 294         endif (${MSVC_VERSION} EQUAL 1600)
 295     endif(MSVC)
 296
 297     set(NOMINMAX 1)
 298 endif(WIN32)
 299
 300 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} -D_REENTRANT")
 301 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} -D_REENTRANT")
 302 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
 303
 304 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 305     ${Boost_INCLUDE_DIRS}
 306     ${ZLIB_INCLUDE_DIR}
 307     ${ALUT_INCLUDE_DIR}
 308     ${OPENGL_INCLUDE_DIR}
 309     ${OPENAL_INCLUDE_DIR}
 310     ${SIMGEAR_INCLUDE_DIR}
 311     ${PLIB_INCLUDE_DIR} )
 312
 313 include_directories(${PROJECT_SOURCE_DIR}/src)
 314
 315 # following is needed, because config.h is include 'bare', whereas
 316 # version.h is included as <Include/version.h> - this should be cleaned up
 317 include_directories(${PROJECT_BINARY_DIR}/src)
 318 include_directories(${PROJECT_BINARY_DIR}/src/Include)
 319
 320 add_definitions(-DHAVE_CONFIG_H)
 321
 322 check_function_exists(mkfifo HAVE_MKFIFO)
 323
 324 # configure a header file to pass some of the CMake settings
 325 # to the source code
 326 configure_file (
 327     "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in"
 328     "${PROJECT_BINARY_DIR}/src/Include/config.h"
 329 )
 330
 331 #and the same for the version header
 332 configure_file (
 333     "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in"
 334     "${PROJECT_BINARY_DIR}/src/Include/version.h"
 335 )
 336
 337 add_subdirectory(src)
 338 add_subdirectory(utils)
 339 add_subdirectory(man)
 340
 341 set (INSTALL_DOCS
 342     README
 343     README.OpenAL
 344     README.plib
 345     README.OSG
 346     README.SimGear)
 347
 348 INSTALL(FILES ${INSTALL_DOCS} DESTINATION ${CMAKE_INSTALL_DOCDIR} OPTIONAL)
 349
 350 #-----------------------------------------------------------------------------
 351 ### uninstall target
 352 #-----------------------------------------------------------------------------
 353 CONFIGURE_FILE(
 354     "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 355     "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 356     IMMEDIATE @ONLY)
 357 ADD_CUSTOM_TARGET(uninstall
 358     "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")