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 # use simgear version also as the SO version (if building SOs)
  14 SET(SIMGEAR_SOVERSION ${SIMGEAR_VERSION})
  15
  16 #packaging
  17 SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
  18 SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
  19 SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Simulation support libraries for FlightGear and related projects")
  20 SET(CPACK_PACKAGE_VENDOR "The FlightGear project")
  21 SET(CPACK_GENERATOR "TBZ2")
  22 SET(CPACK_INSTALL_CMAKE_PROJECTS  ${CMAKE_CURRENT_BINARY_DIR};SimGear;ALL;/)
  23
  24
  25 # split version string into components, note CMAKE_MATCH_0 is the entire regexp match
  26 string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" CPACK_PACKAGE_VERSION ${SIMGEAR_VERSION} )
  27 set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
  28 set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
  29 set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
  30
  31 message(STATUS "version is ${CPACK_PACKAGE_VERSION_MAJOR} dot ${CPACK_PACKAGE_VERSION_MINOR} dot ${CPACK_PACKAGE_VERSION_PATCH}")
  32
  33 set(CPACK_SOURCE_GENERATOR TBZ2)
  34 set(CPACK_SOURCE_PACKAGE_FILE_NAME "simgear-${SIMGEAR_VERSION}" CACHE INTERNAL "tarball basename")
  35 set(CPACK_SOURCE_IGNORE_FILES
  36   "^${PROJECT_SOURCE_DIR}/.git;\\\\.gitignore;Makefile.am;~$;${CPACK_SOURCE_IGNORE_FILES}")
  37
  38 message(STATUS "ignoring: ${CPACK_SOURCE_IGNORE_FILES}")
  39
  40 include (CPack)
  41
  42 # We have some custom .cmake scripts not in the official distribution.
  43 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
  44
  45 # Change the default build type to something fast
  46 if(NOT CMAKE_BUILD_TYPE)
  47   set(CMAKE_BUILD_TYPE Release CACHE STRING
  48       "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
  49       FORCE)
  50 endif(NOT CMAKE_BUILD_TYPE)
  51
  52 # Determine name of library installation directory, i.e. "lib" vs "lib64", which
  53 # differs between all Debian-based vs all other Linux distros.
  54 # See cmake bug #11964, http://cmake.org/gitweb?p=cmake.git;a=commit;h=126c993d
  55 # GNUInstallDirs requires CMake >= 2.8.5, use own file for older cmake
  56 if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  57   include(GNUInstallDirs)
  58 else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  59   include(OldGNUInstallDirs)
  60 endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
  61 message(STATUS "Library installation directory: ${CMAKE_INSTALL_LIBDIR}")
  62
  63 option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
  64 option(SIMGEAR_HEADLESS "Set to ON to build SimGear without GUI/graphics support" OFF)
  65 option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
  66 option(ENABLE_LIBSVN "Set to ON to build SimGear with libsvnclient support" ON)
  67 option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
  68 option(ENABLE_TESTS "Set to OFF to disable building SimGear's test applications" ON)
  69
  70 if (MSVC)
  71   GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
  72   if (CMAKE_CL_64)
  73     SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
  74   else (CMAKE_CL_64)
  75     SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
  76   endif (CMAKE_CL_64)
  77   if (EXISTS ${TEST_3RDPARTY_DIR})
  78     set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
  79   else (EXISTS ${TEST_3RDPARTY_DIR})
  80     set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  81   endif (EXISTS ${TEST_3RDPARTY_DIR})
  82 else (MSVC)
  83   set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
  84 endif (MSVC)
  85
  86 if (MSVC AND MSVC_3RDPARTY_ROOT)
  87   message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
  88   set( OSG_MSVC "msvc" )
  89   if (${MSVC_VERSION} EQUAL 1600)
  90       set( OSG_MSVC ${OSG_MSVC}100 )
  91   else (${MSVC_VERSION} EQUAL 1600)
  92       set( OSG_MSVC ${OSG_MSVC}90 )
  93   endif (${MSVC_VERSION} EQUAL 1600)
  94   if (CMAKE_CL_64)
  95       set( OSG_MSVC ${OSG_MSVC}-64 )
  96       set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
  97   else (CMAKE_CL_64)
  98       set( MSVC_3RDPARTY_DIR 3rdParty )
  99   endif (CMAKE_CL_64)
 100
 101   set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib )
 102   set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include)
 103   set (BOOST_ROOT ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
 104   message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
 105   set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 106   set (ALUT_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
 107   set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
 108 endif (MSVC AND MSVC_3RDPARTY_ROOT)
 109
 110 find_package(Boost REQUIRED)
 111 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
 112
 113 find_package(ZLIB REQUIRED)
 114 find_package(Threads REQUIRED)
 115
 116 if(SIMGEAR_HEADLESS)
 117     message(STATUS "headless mode")
 118 else()
 119     find_package(OpenGL REQUIRED)
 120     find_package(OpenAL REQUIRED)
 121     find_package(ALUT REQUIRED)
 122     find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgUtil)
 123 endif(SIMGEAR_HEADLESS)
 124
 125 if(JPEG_FACTORY)
 126     message(STATUS "JPEG-factory enabled")
 127     find_package(JPEG REQUIRED)
 128     include_directories(${JPEG_INCLUDE_DIR})
 129 endif(JPEG_FACTORY)
 130
 131 if(ENABLE_LIBSVN)
 132         find_package(SvnClient)
 133
 134         if(LIBSVN_FOUND)
 135                 message(STATUS "libsvn found, enabling in SimGear")
 136                 set(HAVE_SVN_CLIENT_H 1)
 137                 set(HAVE_LIBSVN_CLIENT_1 1)
 138         else()
 139                 message(STATUS "Missing libsvn, unable to enable SVN in SimGear")
 140         endif(LIBSVN_FOUND)
 141 endif(ENABLE_LIBSVN)
 142
 143 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 144 check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
 145 check_include_file(unistd.h HAVE_UNISTD_H)
 146 check_include_file(windows.h HAVE_WINDOWS_H)
 147
 148 if(ENABLE_RTI)
 149 # See if we have any rti library variant installed
 150     find_package(RTI)
 151 endif(ENABLE_RTI)
 152
 153 check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
 154 check_function_exists(ftime HAVE_FTIME)
 155 check_function_exists(timegm HAVE_TIMEGM)
 156 check_function_exists(rint HAVE_RINT)
 157 check_function_exists(mkdtemp HAVE_MKDTEMP)
 158 check_function_exists(bcopy HAVE_BCOPY)
 159 check_function_exists(mmap HAVE_MMAP)
 160
 161 if(HAVE_UNISTD_H)
 162     set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 163     check_cxx_source_compiles(
 164        "#include <unistd.h>
 165         #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
 166             #error clock_gettime is not supported
 167         #endif
 168
 169         int main() { return 0; }
 170         "
 171         HAVE_CLOCK_GETTIME)
 172 endif(HAVE_UNISTD_H)
 173
 174 set(RT_LIBRARY "")
 175 if(HAVE_CLOCK_GETTIME)
 176     check_library_exists(rt clock_gettime "" HAVE_RT)
 177     if(HAVE_RT)
 178         set(RT_LIBRARY rt)
 179     endif(HAVE_RT)
 180 endif(HAVE_CLOCK_GETTIME)
 181
 182 SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
 183 SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 184 SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 185 SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
 186
 187 # isnan might not be real symbol, so can't check using function_exists
 188 check_cxx_source_compiles(
 189     "#include <cmath>
 190     void f() { isnan(0.0);} "
 191     HAVE_ISNAN)
 192
 193 if(CMAKE_COMPILER_IS_GNUCXX)
 194     set(WARNING_FLAGS_CXX "-Wall")
 195     set(WARNING_FLAGS_C   "-Wall")
 196
 197     # certain GCC versions don't provide the atomic builds, and hence
 198     # require is to provide them in SGAtomic.cxx
 199     set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
 200     check_cxx_source_compiles(
 201        "int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
 202         GCC_ATOMIC_BUILTINS_FOUND)
 203 endif(CMAKE_COMPILER_IS_GNUCXX)
 204
 205 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
 206    set(WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
 207    set(WARNING_FLAGS_C   "-Wall")
 208 endif()
 209
 210 if(WIN32)
 211
 212     if(MINGW)
 213         add_definitions(-D_WIN32_WINNT=0x501)
 214     endif()
 215
 216     if(MSVC)
 217         # turn off various warnings
 218         # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
 219         #     SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
 220         # endforeach(warning)
 221
 222         set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996")
 223     endif(MSVC)
 224
 225     # assumed on Windows
 226     set(HAVE_GETLOCALTIME 1)
 227
 228     set( WINSOCK_LIBRARY "ws2_32.lib" )
 229     set( RT_LIBRARY "winmm" )
 230 endif(WIN32)
 231
 232 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS}")
 233 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
 234
 235 include_directories(${PROJECT_SOURCE_DIR})
 236 include_directories(${PROJECT_BINARY_DIR}/simgear)
 237 include_directories(${PROJECT_BINARY_DIR}/simgear/xml)
 238
 239 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
 240     ${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
 241     ${ALUT_INCLUDE_DIR} ${OPENAL_INCLUDE_DIR} )
 242
 243 add_definitions(-DHAVE_CONFIG_H)
 244 add_definitions(-DHAVE_EXPAT_CONFIG_H)
 245
 246 # configure a header file to pass some of the CMake settings
 247 # to the source code
 248 configure_file (
 249   "${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
 250   "${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
 251   )
 252
 253 configure_file (
 254     "${PROJECT_SOURCE_DIR}/simgear/xml/expat_config_cmake.in"
 255     "${PROJECT_BINARY_DIR}/simgear/xml/expat_config.h"
 256 )
 257
 258 if(ENABLE_TESTS)
 259 # enable CTest / make test target
 260
 261 include (Dart)
 262 enable_testing()
 263 endif(ENABLE_TESTS)
 264
 265 install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h  DESTINATION include/simgear/)
 266 add_subdirectory(simgear)
 267
 268 #-----------------------------------------------------------------------------
 269 ### uninstall target
 270 #-----------------------------------------------------------------------------
 271 CONFIGURE_FILE(
 272   "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
 273   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
 274   IMMEDIATE @ONLY)
 275 ADD_CUSTOM_TARGET(uninstall
 276   "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
 277