CMakeLists.txt

   1 cmake_minimum_required (VERSION 2.6.4)
   2 include (CheckFunctionExists)
   3 include (CheckIncludeFile)
   4 include (CheckCXXSourceCompiles)
   5
   6
   7 project(SimGear)
   8
   9 # read 'version' file into a variable (stripping any newlines or spaces)
  10 file(READ version versionFile)
  11 string(STRIP ${versionFile} SIMGEAR_VERSION)
  12
  13 #packaging
  14 SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
  15 SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
  16 SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Simulation support libraries for FlightGear and related projects")
  17 SET(CPACK_PACKAGE_VENDOR "The FlightGear project")
  18 SET(CPACK_GENERATOR "TBZ2")
  19 SET(CPACK_INSTALL_CMAKE_PROJECTS  ${CMAKE_CURRENT_BINARY_DIR};SimGear;ALL;/)
  20
  21
  22 # split version string into components, note CMAKE_MATCH_0 is the entire regexp match
  23 string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" CPACK_PACKAGE_VERSION ${SIMGEAR_VERSION} )
  24 set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
  25 set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
  26 set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
  27
  28 message(STATUS "version is ${CPACK_PACKAGE_VERSION_MAJOR} dot ${CPACK_PACKAGE_VERSION_MINOR} dot ${CPACK_PACKAGE_VERSION_PATCH}")
  29
  30 set(CPACK_SOURCE_GENERATOR TBZ2)
  31 set(CPACK_SOURCE_PACKAGE_FILE_NAME "simgear-${SIMGEAR_VERSION}" CACHE INTERNAL "tarball basename")
  32 set(CPACK_SOURCE_IGNORE_FILES
  33   "^${PROJECT_SOURCE_DIR}/.git;\\\\.gitignore;Makefile.am;~$;${CPACK_SOURCE_IGNORE_FILES}")
  34
  35 message(STATUS "ignoring: ${CPACK_SOURCE_IGNORE_FILES}")
  36
  37 include (CPack)
  38
  39 # We have some custom .cmake scripts not in the official distribution.
  40 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
  41
  42 # Change the default build type to something fast
  43 if(NOT CMAKE_BUILD_TYPE)
  44   set(CMAKE_BUILD_TYPE Release CACHE STRING
  45       "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
  46       FORCE)
  47 endif(NOT CMAKE_BUILD_TYPE)
  48
  49 # Determine name of library installation directory, i.e. "lib" vs "lib64", which
  50 # differs between all Debian-based vs all other Linux distros.
  51 # See cmake bug #11964, http://cmake.org/gitweb?p=cmake.git;a=commit;h=126c993d
  52 # GNUInstallDirs requires CMake >= 2.8.5, use own file for older cmake
  53 if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  54   include(GNUInstallDirs)
  55 else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  56  include(OldGNUInstallDirs)
  57 endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  58 message(STATUS "Library installation directory: ${CMAKE_INSTALL_LIBDIR}")
  59
  60 option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
  61 option(SIMGEAR_HEADLESS "Set to ON to build SimGear without GUI/graphics support" OFF)
  62 option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
  63 option(ENABLE_LIBSVN "Set to ON to build SimGear with libsvnclient support" ON)
  64 option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
  65
  66 if (MSVC)
  67   GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
  68   if (CMAKE_CL_64)
  69     SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
  70   else (CMAKE_CL_64)
  71     SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
  72   endif (CMAKE_CL_64)
  73   if (EXISTS ${TEST_3RDPARTY_DIR})
  74     set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
  75   else (EXISTS ${TEST_3RDPARTY_DIR})
  76     set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  77   endif (EXISTS ${TEST_3RDPARTY_DIR})
  78 else (MSVC)
  79   set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  80 endif (MSVC)
  81
  82 if (MSVC AND MSVC_3RDPARTY_ROOT)
  83   message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
  84   set( OSG_MSVC "msvc" )
  85   if (${MSVC_VERSION} EQUAL 1600)
  86       set( OSG_MSVC ${OSG_MSVC}100 )
  87   else (${MSVC_VERSION} EQUAL 1600)
  88       set( OSG_MSVC ${OSG_MSVC}90 )
  89   endif (${MSVC_VERSION} EQUAL 1600)
  90   if (CMAKE_CL_64)
  91       set( OSG_MSVC ${OSG_MSVC}-64 )
  92       set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
  93   else (CMAKE_CL_64)
  94       set( MSVC_3RDPARTY_DIR 3rdParty )
  95   endif (CMAKE_CL_64)
  96
  97   set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib )
  98   set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include)
  99   set (BOOST_ROOT ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
 100   message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
 101   set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 102   set (ALUT_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 103   set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
 104 endif (MSVC AND MSVC_3RDPARTY_ROOT)
 105
 106 find_package(Boost REQUIRED)
 107 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
 108
 109 find_package(ZLIB REQUIRED)
 110 find_package(Threads REQUIRED)
 111
 112 if(SIMGEAR_HEADLESS)
 113     message(STATUS "headless mode")
 114     set(NO_OPENSCENEGRAPH_INTERFACE 1)
 115 else()
 116     find_package(OpenGL REQUIRED)
 117     find_package(OpenAL REQUIRED)
 118     find_package(ALUT REQUIRED)
 119     find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgUtil)
 120 endif(SIMGEAR_HEADLESS)
 121
 122 if(JPEG_FACTORY)
 123     message(STATUS "JPEG-factory enabled")
 124     find_package(JPEG REQUIRED)
 125     include_directories(${JPEG_INCLUDE_DIR})
 126 endif(JPEG_FACTORY)
 127
 128 if(ENABLE_LIBSVN)
 129         find_package(SvnClient)
 130
 131         if(LIBSVN_FOUND)
 132                 message(STATUS "libsvn found, enabling in SimGear")
 133                 set(HAVE_SVN_CLIENT_H 1)
 134                 set(HAVE_LIBSVN_CLIENT_1 1)
 135         else()
 136                 message(STATUS "Missing libsvn, unable to enable SVN in SimGear")
 137         endif(LIBSVN_FOUND)
 138 endif(ENABLE_LIBSVN)
 139
 140 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 141 check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
 142 check_include_file(unistd.h HAVE_UNISTD_H)
 143 check_include_file(windows.h HAVE_WINDOWS_H)
 144
 145 if(ENABLE_RTI)
 146 # See if we have any rti library variant installed
 147     find_package(RTI)
 148 endif(ENABLE_RTI)
 149
 150 check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
 151 check_function_exists(ftime HAVE_FTIME)
 152 check_function_exists(timegm HAVE_TIMEGM)
 153 check_function_exists(rint HAVE_RINT)
 154 check_function_exists(mkdtemp HAVE_MKDTEMP)
 155
 156 if(HAVE_UNISTD_H)
 157     set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 158     check_cxx_source_compiles(
 159        "#include <unistd.h>
 160         #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
 161             #error clock_gettime is not supported
 162         #endif
 163
 164         int main() { return 0; }
 165         "
 166         HAVE_CLOCK_GETTIME)
 167 endif(HAVE_UNISTD_H)
 168
 169 set(RT_LIBRARY "")
 170 if(HAVE_CLOCK_GETTIME)
 171     check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
 172     if(NOT CLOCK_GETTIME_IN_LIBC)
 173         check_library_exists(rt clock_gettime "" HAVE_RT)
 174         if(HAVE_RT)
 175             set(RT_LIBRARY rt)
 176         endif(HAVE_RT)
 177         endif(NOT CLOCK_GETTIME_IN_LIBC)
 178 endif(HAVE_CLOCK_GETTIME)
 179
 180 SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
 181 SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 182 SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 183 SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 184
 185 # isnan might not be real symbol, so can't check using function_exists
 186 check_cxx_source_compiles(
 187     "#include <cmath>
 188     void f() { isnan(0.0);} "
 189     HAVE_ISNAN)
 190
 191 if(CMAKE_COMPILER_IS_GNUCXX)
 192     set(WARNING_FLAGS -Wall)
 193
 194     # certain GCC versions don't provide the atomic builds, and hence
 195     # require is to provide them in SGAtomic.cxx
 196     set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 197     check_cxx_source_compiles(
 198        "int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
 199         GCC_ATOMIC_BUILTINS_FOUND)
 200 endif(CMAKE_COMPILER_IS_GNUCXX)
 201
 202 if(WIN32)
 203
 204     if(MSVC)
 205         # turn off various warnings
 206         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 207         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 208         # endforeach(warning)
 209
 210         set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996")
 211     endif(MSVC)
 212
 213     # assumed on Windows
 214     set(HAVE_GETLOCALTIME 1)
 215
 216     set( WINSOCK_LIBRARY "ws2_32.lib" )
 217     set( RT_LIBRARY "winmm" )
 218 endif(WIN32)
 219
 220 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS}")
 221 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
 222
 223 include_directories(${PROJECT_SOURCE_DIR})
 224 include_directories(${PROJECT_BINARY_DIR}/simgear)
 225
 226 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 227     ${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
 228     ${ALUT_INCLUDE_DIR} ${OPENAL_INCLUDE_DIR} )
 229
 230
 231 add_definitions(-DHAVE_CONFIG_H)
 232
 233 # configure a header file to pass some of the CMake settings
 234 # to the source code
 235 configure_file (
 236   "${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
 237   "${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
 238   )
 239
 240 # enable CTest / make test target
 241
 242 include (Dart)
 243 enable_testing()
 244
 245 install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h  DESTINATION include/simgear/)
 246 add_subdirectory(simgear)
 247
 248 #-----------------------------------------------------------------------------
 249 ### uninstall target
 250 #-----------------------------------------------------------------------------
 251 CONFIGURE_FILE(
 252   "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 253   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 254   IMMEDIATE @ONLY)
 255 ADD_CUSTOM_TARGET(uninstall
 256   "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
 257
 258
 259