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 file(READ version FLIGHTGEAR_VERSION)
  12
  13 #packaging
  14 SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
  15 SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
  16
  17 # We have some custom .cmake scripts not in the official distribution.
  18 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
  19
  20 # autoconf compatibility
  21 set(PKGLIBDIR "foo")
  22
  23 if($ENV{BUILD_ID})
  24         set(HUDSON_BUILD_ID $ENV{BUILD_ID})
  25         set(HUDSON_BUILD_NUMBER $ENV{BUILD_NUMBER})
  26         message(STATUS "running under Hudson, build-number is ${HUDSON_BUILD_NUMBER}")
  27 else()
  28         set(HUDSON_BUILD_NUMBER 0)
  29         set(HUDSON_BUILD_ID "none")
  30 endif()
  31
  32 find_package(Git)
  33 if (GIT_FOUND)
  34         execute_process(COMMAND git --git-dir ${PROJECT_SOURCE_DIR}/.git rev-parse  HEAD
  35                 OUTPUT_VARIABLE REVISION
  36                 OUTPUT_STRIP_TRAILING_WHITESPACE)
  37         message(STATUS "Git revision is ${REVISION}")
  38 else()
  39         set(REVISION "none")
  40 endif()
  41
  42 option(LOGGING "Set to OFF to build FlightGear without logging" ON)
  43
  44 option(SP_FDMS "Set to ON to build FlightGear with special-purpose FDMs" OFF)
  45 option(ENABLE_UIUC_MODEL "Set to ON to build FlightGear with UIUCModel FDM" ON)
  46 option(ENABLE_LARCSIM "Set to ON to build FlightGear with LaRCsim FDM" ON)
  47 option(ENABLE_YASIM "Set to ON to build FlightGear with YASIM FDM" ON)
  48 option(ENABLE_JSBSIM "Set to ON to build FlightGear with JSBSim FDM" ON)
  49 option(EVENT_INPUT "Set to ON to build FlightGear with event-based Input support" OFF)
  50
  51 if(LOGGING)
  52         # nothing
  53 else()
  54         set(FG_NDEBUG 1)
  55 endif()
  56
  57 if(${SP_FDMS})
  58         set(ENABLE_SP_FDM 1)
  59 endif()
  60
  61 if(EVENT_INPUT)
  62         message(STATUS "checking event-based Input")
  63         IF(APPLE)
  64
  65         elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
  66
  67         else()
  68                 message(WARNING "event input is not supported on this platform yet")
  69         endif()
  70 else(EVENT_INPUT)
  71         set(ENABLE_PLIB_JOYSTICK 1)
  72 endif(EVENT_INPUT)
  73
  74 # check required dependencies
  75 if (MSVC)
  76     # on MSVC, Olaf reports that the serialization library is required at
  77     # link time. No one has you explained why, unfortunately.
  78     set(Boost_USE_STATIC_LIBS        ON)
  79     set(Boost_USE_MULTITHREADED      ON)
  80     set(Boost_USE_STATIC_RUNTIME    OFF)
  81     find_package(Boost REQUIRED COMPONENTS serialization)
  82 else (MSVC)
  83     find_package(Boost REQUIRED)
  84 endif (MSVC)
  85
  86 find_package(ZLIB REQUIRED)
  87 find_package(Threads REQUIRED)
  88 find_package(OpenGL REQUIRED)
  89 find_package(OpenAL REQUIRED)
  90 find_package(ALUT REQUIRED)
  91 find_package(OpenSceneGraph 2.8.2 REQUIRED osgText osgSim osgDB osgParticle osgFX osgUtil osgViewer osgGA)
  92 find_package(PLIB REQUIRED puaux pu js fnt)
  93 find_package(SimGear 2.0.0 REQUIRED)
  94
  95 check_include_file(unistd.h HAVE_UNISTD_H)
  96 check_include_file(sys/time.h HAVE_SYS_TIME_H)
  97
  98 # definition depends on OSG version
  99 set(CMAKE_REQUIRED_INCLUDES ${OPENSCENEGRAPH_INCLUDE_DIRS})
 100
 101 check_cxx_source_compiles(
 102     "#include <osg/CullSettings>
 103     int main()
 104     {
 105        osg::CullSettings::VariablesMask mask = osg::CullSettings::CLEAR_MASK;
 106        return 0;
 107     }
 108     "
 109     HAVE_CULLSETTINGS_CLEAR_MASK)
 110
 111 # library required by simgear
 112 # XXX This should go in a module and only run if simgear is not shared.
 113
 114 if(HAVE_UNISTD_H)
 115 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 116 check_cxx_source_compiles(
 117    "#include <unistd.h>
 118     #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
 119     #error clock_gettime is not supported
 120     #endif
 121
 122     int main() { return 0; }
 123     "
 124     HAVE_CLOCK_GETTIME)
 125 endif(HAVE_UNISTD_H)
 126
 127 set(RT_LIBRARY "")
 128 if(HAVE_CLOCK_GETTIME)
 129 check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
 130 if(NOT CLOCK_GETTIME_IN_LIBC)
 131 check_library_exists(rt clock_gettime "" HAVE_RT)
 132 if(HAVE_RT)
 133 set(RT_LIBRARY rt)
 134 endif(HAVE_RT)
 135 endif(NOT CLOCK_GETTIME_IN_LIBC)
 136 endif(HAVE_CLOCK_GETTIME)
 137
 138 if(CMAKE_COMPILER_IS_GNUCXX)
 139     set(WARNING_FLAGS -Wall)
 140 endif(CMAKE_COMPILER_IS_GNUCXX)
 141
 142 if(WIN32)
 143
 144     if(MSVC)
 145         # turn off various warnings
 146         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 147         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 148         # endforeach(warning)
 149
 150         set(MSVC_FLAGS "-DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS")
 151     endif(MSVC)
 152
 153     set(NOMINMAX 1)
 154 endif(WIN32)
 155
 156 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} -D_REENTRANT")
 157 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} -D_REENTRANT")
 158
 159 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 160     ${Boost_INCLUDE_DIRS}
 161         ${ZLIB_INCLUDE_DIR}
 162     ${ALUT_INCLUDE_DIR}
 163         ${OPENAL_INCLUDE_DIR}
 164         ${SIMGEAR_INCLUDE_DIR}
 165         ${PLIB_INCLUDE_DIR} )
 166
 167 include_directories(${PROJECT_SOURCE_DIR}/src)
 168 include_directories(${PROJECT_BINARY_DIR}/src/Include)
 169
 170 add_definitions(-DHAVE_CONFIG_H)
 171
 172 # configure a header file to pass some of the CMake settings
 173 # to the source code
 174 configure_file (
 175   "${PROJECT_SOURCE_DIR}/src/Include/config_cmake.h.in"
 176   "${PROJECT_BINARY_DIR}/src/Include/config.h"
 177   )
 178
 179 #and the same for the version header
 180 configure_file (
 181   "${PROJECT_SOURCE_DIR}/src/Include/version.h.cmake-in"
 182   "${PROJECT_BINARY_DIR}/src/Include/version.h"
 183   )
 184
 185 add_subdirectory(src)
 186 add_subdirectory(utils)
 187
 188 #-----------------------------------------------------------------------------
 189 ### uninstall target
 190 #-----------------------------------------------------------------------------
 191 CONFIGURE_FILE(
 192   "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 193   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 194   IMMEDIATE @ONLY)
 195 ADD_CUSTOM_TARGET(uninstall
 196   "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
 197