CMakeLists.txt

   1 cmake_minimum_required (VERSION 2.6)
   2
   3 include (CheckFunctionExists)
   4 include (CheckCSourceCompiles)
   5 include (CheckCXXSourceCompiles)
   6 include (CheckIncludeFile)
   7 include (CPack)
   8
   9 project(FlightGear)
  10
  11 set(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually d on windows")
  12 set(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
  13 set(CMAKE_RELWITHDEBINFO_POSTFIX "rd" CACHE STRING "add a postfix, usually empty on windows")
  14 set(CMAKE_MINSIZEREL_POSTFIX "s" CACHE STRING "add a postfix, usually empty on windows")
  15
  16 # read 'version' file into a variable (stripping any newlines or spaces)
  17 file(READ version versionFile)
  18 string(STRIP ${versionFile} FLIGHTGEAR_VERSION)
  19
  20 #packaging
  21 SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
  22 SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
  23
  24 # We have some custom .cmake scripts not in the official distribution.
  25 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
  26
  27 # autoconf compatibility
  28 set(PKGLIBDIR "foo")
  29
  30 if($ENV{BUILD_ID})
  31         set(HUDSON_BUILD_ID $ENV{BUILD_ID})
  32         set(HUDSON_BUILD_NUMBER $ENV{BUILD_NUMBER})
  33         message(STATUS "running under Hudson, build-number is ${HUDSON_BUILD_NUMBER}")
  34 else()
  35         set(HUDSON_BUILD_NUMBER 0)
  36         set(HUDSON_BUILD_ID "none")
  37 endif()
  38
  39 find_package(Git)
  40 if (GIT_FOUND)
  41         execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse  HEAD
  42                 OUTPUT_VARIABLE REVISION
  43                 OUTPUT_STRIP_TRAILING_WHITESPACE)
  44         message(STATUS "Git revision is ${REVISION}")
  45 else()
  46         set(REVISION "none")
  47 endif()
  48
  49 option(LOGGING "Set to OFF to build FlightGear without logging" ON)
  50
  51 option(SP_FDMS "Set to ON to build FlightGear with special-purpose FDMs" OFF)
  52 option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" ON)
  53 option(ENABLE_LARCSIM "Set to ON to build FlightGear with LaRCsim FDM" ON)
  54 option(ENABLE_YASIM "Set to ON to build FlightGear with YASIM FDM" ON)
  55 option(ENABLE_JSBSIM "Set to ON to build FlightGear with JSBSim FDM" ON)
  56 option(ENABLE_FGADMIN "Set to ON to build FlightGear with FGADMIN" ON)
  57 option(EVENT_INPUT "Set to ON to build FlightGear with event-based Input support" OFF)
  58 set(MSVC_3RDPARTY_DIR NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  59
  60 if(LOGGING)
  61         # nothing
  62 else()
  63         set(FG_NDEBUG 1)
  64 endif()
  65
  66 if(${SP_FDMS})
  67         set(ENABLE_SP_FDM 1)
  68 endif()
  69
  70 if(EVENT_INPUT)
  71         message(STATUS "checking event-based Input")
  72         IF(APPLE)
  73
  74         elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
  75
  76         else()
  77                 message(WARNING "event input is not supported on this platform yet")
  78         endif()
  79 else(EVENT_INPUT)
  80         set(ENABLE_PLIB_JOYSTICK 1)
  81 endif(EVENT_INPUT)
  82
  83 if (MSVC_3RDPARTY_DIR)
  84   message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_DIR}")
  85   set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_DIR}/3rdParty/lib ${MSVC_3RDPARTY_DIR}/install/msvc90/OpenScenegraph/lib ${MSVC_3RDPARTY_DIR}/install/msvc90/SimGear/lib )
  86   set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_DIR}/3rdParty/include ${MSVC_3RDPARTY_DIR}/install/msvc90/OpenScenegraph/include ${MSVC_3RDPARTY_DIR}/install/msvc90/SimGear/include)
  87   set (BOOST_ROOT ${MSVC_3RDPARTY_DIR}/boost_1_44_0)
  88   set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_DIR}/3rdParty/include)
  89   set (ALUT_INCLUDE_DIR ${MSVC_3RDPARTY_DIR}/3rdParty/include)
  90   set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_DIR}/3rdParty/lib)
  91 endif (MSVC_3RDPARTY_DIR)
  92
  93
  94 # check required dependencies
  95 find_package(Boost REQUIRED)
  96 find_package(ZLIB REQUIRED)
  97 find_package(Threads REQUIRED)
  98 find_package(OpenGL REQUIRED)
  99 find_package(OpenAL REQUIRED)
 100 find_package(ALUT REQUIRED)
 101 find_package(OpenSceneGraph 2.8.2 REQUIRED osgText osgSim osgDB osgParticle osgFX osgUtil osgViewer osgGA)
 102
 103 if(ENABLE_FGADMIN)
 104   find_package(FLTK)
 105 endif(ENABLE_FGADMIN)
 106
 107 find_package(PLIB REQUIRED puaux pu js fnt)
 108 find_package(SimGear 2.2.0 REQUIRED)
 109
 110 check_include_file(unistd.h HAVE_UNISTD_H)
 111 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 112 check_include_file(windows.h HAVE_WINDOWS_H)
 113
 114 # definition depends on OSG version
 115 set(CMAKE_REQUIRED_INCLUDES ${OPENSCENEGRAPH_INCLUDE_DIRS})
 116
 117 check_cxx_source_compiles(
 118     "#include <osg/CullSettings>
 119     int main()
 120     {
 121        osg::CullSettings::VariablesMask mask = osg::CullSettings::CLEAR_MASK;
 122        return 0;
 123     }
 124     "
 125     HAVE_CULLSETTINGS_CLEAR_MASK)
 126
 127 # library required by simgear
 128 # XXX This should go in a module and only run if simgear is not shared.
 129
 130 if(HAVE_UNISTD_H)
 131 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 132 check_cxx_source_compiles(
 133    "#include <unistd.h>
 134     #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
 135     #error clock_gettime is not supported
 136     #endif
 137
 138     int main() { return 0; }
 139     "
 140     HAVE_CLOCK_GETTIME)
 141 endif(HAVE_UNISTD_H)
 142
 143 set(RT_LIBRARY "")
 144 if(HAVE_CLOCK_GETTIME)
 145 check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
 146 if(NOT CLOCK_GETTIME_IN_LIBC)
 147 check_library_exists(rt clock_gettime "" HAVE_RT)
 148 if(HAVE_RT)
 149 set(RT_LIBRARY rt)
 150 endif(HAVE_RT)
 151 endif(NOT CLOCK_GETTIME_IN_LIBC)
 152 endif(HAVE_CLOCK_GETTIME)
 153
 154 if(CMAKE_COMPILER_IS_GNUCXX)
 155     set(WARNING_FLAGS -Wall)
 156 endif(CMAKE_COMPILER_IS_GNUCXX)
 157
 158 if(WIN32)
 159
 160     if(MSVC)
 161         # turn off various warnings
 162         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 163         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 164         # endforeach(warning)
 165
 166         set(MSVC_FLAGS "-DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS")
 167     endif(MSVC)
 168
 169     set(NOMINMAX 1)
 170     set( WINSOCK_LIBRARY "ws2_32.lib" )
 171 endif(WIN32)
 172
 173 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} -D_REENTRANT")
 174 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} -D_REENTRANT")
 175
 176 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 177     ${Boost_INCLUDE_DIRS}
 178         ${ZLIB_INCLUDE_DIR}
 179     ${ALUT_INCLUDE_DIR}
 180         ${OPENAL_INCLUDE_DIR}
 181         ${SIMGEAR_INCLUDE_DIR}
 182         ${PLIB_INCLUDE_DIR} )
 183
 184 include_directories(${PROJECT_SOURCE_DIR}/src)
 185
 186 # following is needed, because config.h is include 'bare', whereas
 187 # version.h is included as <Include/version.h> - this should be cleaned up
 188 include_directories(${PROJECT_BINARY_DIR}/src)
 189 include_directories(${PROJECT_BINARY_DIR}/src/Include)
 190
 191 add_definitions(-DHAVE_CONFIG_H)
 192
 193 # configure a header file to pass some of the CMake settings
 194 # to the source code
 195 configure_file (
 196   "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in"
 197   "${PROJECT_BINARY_DIR}/src/Include/config.h"
 198   )
 199
 200 #and the same for the version header
 201 configure_file (
 202   "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in"
 203   "${PROJECT_BINARY_DIR}/src/Include/version.h"
 204   )
 205
 206 add_subdirectory(src)
 207 add_subdirectory(utils)
 208
 209 #-----------------------------------------------------------------------------
 210 ### uninstall target
 211 #-----------------------------------------------------------------------------
 212 CONFIGURE_FILE(
 213   "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 214   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 215   IMMEDIATE @ONLY)
 216 ADD_CUSTOM_TARGET(uninstall
 217   "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
 218