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 option(ENABLE_TESTS "Set to OFF to disable building SimGear's test applications" ON)
  66
  67 if (MSVC)
  68   GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
  69   if (CMAKE_CL_64)
  70     SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
  71   else (CMAKE_CL_64)
  72     SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
  73   endif (CMAKE_CL_64)
  74   if (EXISTS ${TEST_3RDPARTY_DIR})
  75     set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
  76   else (EXISTS ${TEST_3RDPARTY_DIR})
  77     set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  78   endif (EXISTS ${TEST_3RDPARTY_DIR})
  79 else (MSVC)
  80   set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  81 endif (MSVC)
  82
  83 if (MSVC AND MSVC_3RDPARTY_ROOT)
  84   message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
  85   set( OSG_MSVC "msvc" )
  86   if (${MSVC_VERSION} EQUAL 1600)
  87       set( OSG_MSVC ${OSG_MSVC}100 )
  88   else (${MSVC_VERSION} EQUAL 1600)
  89       set( OSG_MSVC ${OSG_MSVC}90 )
  90   endif (${MSVC_VERSION} EQUAL 1600)
  91   if (CMAKE_CL_64)
  92       set( OSG_MSVC ${OSG_MSVC}-64 )
  93       set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
  94   else (CMAKE_CL_64)
  95       set( MSVC_3RDPARTY_DIR 3rdParty )
  96   endif (CMAKE_CL_64)
  97
  98   set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib )
  99   set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include)
 100   set (BOOST_ROOT ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
 101   message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
 102   set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 103   set (ALUT_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 104   set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
 105 endif (MSVC AND MSVC_3RDPARTY_ROOT)
 106
 107 find_package(Boost REQUIRED)
 108 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
 109
 110 find_package(ZLIB REQUIRED)
 111 find_package(Threads REQUIRED)
 112
 113 if(SIMGEAR_HEADLESS)
 114     message(STATUS "headless mode")
 115     set(NO_OPENSCENEGRAPH_INTERFACE 1)
 116 else()
 117     find_package(OpenGL REQUIRED)
 118     find_package(OpenAL REQUIRED)
 119     find_package(ALUT REQUIRED)
 120     find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgUtil)
 121 endif(SIMGEAR_HEADLESS)
 122
 123 if(JPEG_FACTORY)
 124     message(STATUS "JPEG-factory enabled")
 125     find_package(JPEG REQUIRED)
 126     include_directories(${JPEG_INCLUDE_DIR})
 127 endif(JPEG_FACTORY)
 128
 129 if(ENABLE_LIBSVN)
 130         find_package(SvnClient)
 131
 132         if(LIBSVN_FOUND)
 133                 message(STATUS "libsvn found, enabling in SimGear")
 134                 set(HAVE_SVN_CLIENT_H 1)
 135                 set(HAVE_LIBSVN_CLIENT_1 1)
 136         else()
 137                 message(STATUS "Missing libsvn, unable to enable SVN in SimGear")
 138         endif(LIBSVN_FOUND)
 139 endif(ENABLE_LIBSVN)
 140
 141 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 142 check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
 143 check_include_file(unistd.h HAVE_UNISTD_H)
 144 check_include_file(windows.h HAVE_WINDOWS_H)
 145
 146 if(ENABLE_RTI)
 147 # See if we have any rti library variant installed
 148     find_package(RTI)
 149 endif(ENABLE_RTI)
 150
 151 check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
 152 check_function_exists(ftime HAVE_FTIME)
 153 check_function_exists(timegm HAVE_TIMEGM)
 154 check_function_exists(rint HAVE_RINT)
 155 check_function_exists(mkdtemp HAVE_MKDTEMP)
 156
 157 if(HAVE_UNISTD_H)
 158     set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 159     check_cxx_source_compiles(
 160        "#include <unistd.h>
 161         #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
 162             #error clock_gettime is not supported
 163         #endif
 164
 165         int main() { return 0; }
 166         "
 167         HAVE_CLOCK_GETTIME)
 168 endif(HAVE_UNISTD_H)
 169
 170 set(RT_LIBRARY "")
 171 if(HAVE_CLOCK_GETTIME)
 172     check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
 173     if(NOT CLOCK_GETTIME_IN_LIBC)
 174         check_library_exists(rt clock_gettime "" HAVE_RT)
 175         if(HAVE_RT)
 176             set(RT_LIBRARY rt)
 177         endif(HAVE_RT)
 178         endif(NOT CLOCK_GETTIME_IN_LIBC)
 179 endif(HAVE_CLOCK_GETTIME)
 180
 181 SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
 182 SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 183 SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 184 SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 185
 186 # isnan might not be real symbol, so can't check using function_exists
 187 check_cxx_source_compiles(
 188     "#include <cmath>
 189     void f() { isnan(0.0);} "
 190     HAVE_ISNAN)
 191
 192 if(CMAKE_COMPILER_IS_GNUCXX)
 193     set(WARNING_FLAGS -Wall)
 194
 195     # certain GCC versions don't provide the atomic builds, and hence
 196     # require is to provide them in SGAtomic.cxx
 197     set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 198     check_cxx_source_compiles(
 199        "int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
 200         GCC_ATOMIC_BUILTINS_FOUND)
 201 endif(CMAKE_COMPILER_IS_GNUCXX)
 202
 203 if(WIN32)
 204
 205     if(MSVC)
 206         # turn off various warnings
 207         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 208         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 209         # endforeach(warning)
 210
 211         set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996")
 212     endif(MSVC)
 213
 214     # assumed on Windows
 215     set(HAVE_GETLOCALTIME 1)
 216
 217     set( WINSOCK_LIBRARY "ws2_32.lib" )
 218     set( RT_LIBRARY "winmm" )
 219 endif(WIN32)
 220
 221 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS}")
 222 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
 223
 224 include_directories(${PROJECT_SOURCE_DIR})
 225 include_directories(${PROJECT_BINARY_DIR}/simgear)
 226
 227 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 228     ${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
 229     ${ALUT_INCLUDE_DIR} ${OPENAL_INCLUDE_DIR} )
 230
 231
 232 add_definitions(-DHAVE_CONFIG_H)
 233
 234 # configure a header file to pass some of the CMake settings
 235 # to the source code
 236 configure_file (
 237   "${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
 238   "${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
 239   )
 240
 241 if(ENABLE_TESTS)
 242 # enable CTest / make test target
 243
 244 include (Dart)
 245 enable_testing()
 246 endif(ENABLE_TESTS)
 247
 248 install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h  DESTINATION include/simgear/)
 249 add_subdirectory(simgear)
 250
 251 #-----------------------------------------------------------------------------
 252 ### uninstall target
 253 #-----------------------------------------------------------------------------
 254 CONFIGURE_FILE(
 255   "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 256   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 257   IMMEDIATE @ONLY)
 258 ADD_CUSTOM_TARGET(uninstall
 259   "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
 260