1 cmake_minimum_required (VERSION 2.6.4)
2 include (CheckFunctionExists)
3 include (CheckIncludeFile)
4 include (CheckCXXSourceCompiles)
9 # read 'version' file into a variable (stripping any newlines or spaces)
10 file(READ version versionFile)
11 string(STRIP ${versionFile} SIMGEAR_VERSION)
13 # use simgear version also as the SO version (if building SOs)
14 SET(SIMGEAR_SOVERSION ${SIMGEAR_VERSION})
16 # Warning when build is not an out-of-source build.
17 string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild)
19 message(WARNING "Avoid building inside the source tree!")
20 message(WARNING "Create a separate build directory instead (i.e. 'sgbuild') and call CMake from there: ")
21 message(WARNING " mkdir ../sgbuild && cd ../sgbuild && cmake ${CMAKE_SOURCE_DIR}")
25 SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
26 SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
27 SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Simulation support libraries for FlightGear and related projects")
28 SET(CPACK_PACKAGE_VENDOR "The FlightGear project")
29 SET(CPACK_GENERATOR "TBZ2")
30 SET(CPACK_INSTALL_CMAKE_PROJECTS ${CMAKE_CURRENT_BINARY_DIR};SimGear;ALL;/)
33 # split version string into components, note CMAKE_MATCH_0 is the entire regexp match
34 string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" CPACK_PACKAGE_VERSION ${SIMGEAR_VERSION} )
35 set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
36 set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
37 set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
39 message(STATUS "version is ${CPACK_PACKAGE_VERSION_MAJOR} dot ${CPACK_PACKAGE_VERSION_MINOR} dot ${CPACK_PACKAGE_VERSION_PATCH}")
41 set(CPACK_SOURCE_GENERATOR TBZ2)
42 set(CPACK_SOURCE_PACKAGE_FILE_NAME "simgear-${SIMGEAR_VERSION}" CACHE INTERNAL "tarball basename")
43 set(CPACK_SOURCE_IGNORE_FILES
44 "^${PROJECT_SOURCE_DIR}/.git;\\\\.gitignore;Makefile.am;~$;${CPACK_SOURCE_IGNORE_FILES}")
46 message(STATUS "ignoring: ${CPACK_SOURCE_IGNORE_FILES}")
50 # We have some custom .cmake scripts not in the official distribution.
51 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
53 # Change the default build type to something fast
54 if(NOT CMAKE_BUILD_TYPE)
55 set(CMAKE_BUILD_TYPE Release CACHE STRING
56 "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
58 endif(NOT CMAKE_BUILD_TYPE)
60 # Determine name of library installation directory, i.e. "lib" vs "lib64", which
61 # differs between all Debian-based vs all other Linux distros.
62 # See cmake bug #11964, http://cmake.org/gitweb?p=cmake.git;a=commit;h=126c993d
63 # GNUInstallDirs requires CMake >= 2.8.5, use own file for older cmake
64 if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
65 include(GNUInstallDirs)
66 else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
67 include(OldGNUInstallDirs)
68 endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
69 message(STATUS "Library installation directory: ${CMAKE_INSTALL_LIBDIR}")
71 option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
72 option(SIMGEAR_HEADLESS "Set to ON to build SimGear without GUI/graphics support" OFF)
73 option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
74 option(ENABLE_LIBSVN "Set to ON to build SimGear with libsvnclient support" ON)
75 option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
76 option(ENABLE_TESTS "Set to OFF to disable building SimGear's test applications" ON)
77 option(SYSTEM_EXPAT "Set to ON to build SimGear using the system libExpat" OFF)
80 GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
82 SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
84 SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
86 if (EXISTS ${TEST_3RDPARTY_DIR})
87 set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
88 else (EXISTS ${TEST_3RDPARTY_DIR})
89 set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
90 endif (EXISTS ${TEST_3RDPARTY_DIR})
92 set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
95 if (MSVC AND MSVC_3RDPARTY_ROOT)
96 message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
97 set( OSG_MSVC "msvc" )
98 if (${MSVC_VERSION} EQUAL 1700)
99 set( OSG_MSVC ${OSG_MSVC}110 )
100 elseif (${MSVC_VERSION} EQUAL 1600)
101 set( OSG_MSVC ${OSG_MSVC}100 )
102 else (${MSVC_VERSION} EQUAL 1700)
103 set( OSG_MSVC ${OSG_MSVC}90 )
104 endif (${MSVC_VERSION} EQUAL 1700)
106 set( OSG_MSVC ${OSG_MSVC}-64 )
107 set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
109 set( MSVC_3RDPARTY_DIR 3rdParty )
112 set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib )
113 set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include)
114 find_path(BOOST_ROOT boost/version.hpp
115 ${MSVC_3RDPARTY_ROOT}/boost
116 ${MSVC_3RDPARTY_ROOT}/boost_1_51_0
117 ${MSVC_3RDPARTY_ROOT}/boost_1_50_0
118 ${MSVC_3RDPARTY_ROOT}/boost_1_49_0
119 ${MSVC_3RDPARTY_ROOT}/boost_1_48_0
120 ${MSVC_3RDPARTY_ROOT}/boost_1_47_0
121 ${MSVC_3RDPARTY_ROOT}/boost_1_46_1
122 ${MSVC_3RDPARTY_ROOT}/boost_1_46_0
123 ${MSVC_3RDPARTY_ROOT}/boost_1_45_0
124 ${MSVC_3RDPARTY_ROOT}/boost_1_44_0
126 # set (BOOST_ROOT ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
127 message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
128 set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
129 set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
130 endif (MSVC AND MSVC_3RDPARTY_ROOT)
132 find_package(Boost REQUIRED)
133 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
136 message(STATUS "SimGear mode: HEADLESS")
138 message(STATUS "SimGear mode: NORMAL")
139 find_package(OpenGL REQUIRED)
140 find_package(OpenAL REQUIRED)
141 find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgGA osgUtil)
142 endif(SIMGEAR_HEADLESS)
145 message(STATUS "JPEG-factory: ENABLED")
146 find_package(JPEG REQUIRED)
147 include_directories(${JPEG_INCLUDE_DIR})
149 message(STATUS "JPEG-factory: DISABLED")
153 find_package(SvnClient)
156 message(STATUS "Subversion client support: ENABLED")
157 set(HAVE_SVN_CLIENT_H 1)
158 set(HAVE_LIBSVN_CLIENT_1 1)
160 # Oops. ENABLE_LIBSVN is ON, but svn is still missing.
161 # Provide clearly visible warning/hint, so builders know what else they should install (or disable).
162 message(WARNING "Failed to enable subversion client support. Unable to find required subversion client library. Some features may not be available (scenery download).")
163 message(WARNING "Install 'libsvn' library/DLL (libsvn-devel/libsvnclient/...). Otherwise disable subversion support (set 'ENABLE_LIBSVN' to 'OFF').")
166 message(STATUS "Subversion client support: DISABLED")
169 find_package(ZLIB REQUIRED)
170 find_package(Threads REQUIRED)
173 message(STATUS "Requested to use system Expat library, forcing SIMGEAR_SHARED to true")
174 set(SIMGEAR_SHARED ON)
175 find_package(EXPAT REQUIRED)
176 include_directories(${EXPAT_INCLUDE_DIRS})
178 message(STATUS "Using built-in expat code")
179 add_definitions(-DHAVE_EXPAT_CONFIG_H)
182 check_include_file(sys/time.h HAVE_SYS_TIME_H)
183 check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
184 check_include_file(unistd.h HAVE_UNISTD_H)
185 check_include_file(windows.h HAVE_WINDOWS_H)
188 # See if we have any rti library variant installed
189 message(STATUS "RTI: ENABLED")
192 message(STATUS "RTI: DISABLED")
195 check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
196 check_function_exists(ftime HAVE_FTIME)
197 check_function_exists(timegm HAVE_TIMEGM)
198 check_function_exists(rint HAVE_RINT)
199 check_function_exists(mkdtemp HAVE_MKDTEMP)
200 check_function_exists(bcopy HAVE_BCOPY)
201 check_function_exists(mmap HAVE_MMAP)
204 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
205 check_cxx_source_compiles(
207 #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
208 #error clock_gettime is not supported
211 int main() { return 0; }
217 if(HAVE_CLOCK_GETTIME)
218 check_library_exists(rt clock_gettime "" HAVE_RT)
222 endif(HAVE_CLOCK_GETTIME)
224 SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
225 SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
226 SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
227 SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
229 # isnan might not be real symbol, so can't check using function_exists
230 check_cxx_source_compiles(
232 void f() { isnan(0.0);} "
235 if(CMAKE_COMPILER_IS_GNUCXX)
236 set(WARNING_FLAGS_CXX "-Wall")
237 set(WARNING_FLAGS_C "-Wall")
239 # certain GCC versions don't provide the atomic builds, and hence
240 # require is to provide them in SGAtomic.cxx
241 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
242 check_cxx_source_compiles(
243 "int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
244 GCC_ATOMIC_BUILTINS_FOUND)
245 endif(CMAKE_COMPILER_IS_GNUCXX)
247 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
248 set(WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
249 set(WARNING_FLAGS_C "-Wall")
255 add_definitions(-D_WIN32_WINNT=0x501)
259 # turn off various warnings
260 # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
261 # SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
262 # endforeach(warning)
264 set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996 /wd4250")
268 set(HAVE_GETLOCALTIME 1)
270 set( WINSOCK_LIBRARY "ws2_32.lib" )
271 set( RT_LIBRARY "winmm" )
274 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS}")
275 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
277 include_directories(${PROJECT_SOURCE_DIR})
278 include_directories(${PROJECT_BINARY_DIR}/simgear)
279 include_directories(${PROJECT_BINARY_DIR}/simgear/xml)
281 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
282 ${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
283 ${OPENAL_INCLUDE_DIR} )
285 add_definitions(-DHAVE_CONFIG_H)
287 # configure a header file to pass some of the CMake settings
290 "${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
291 "${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
295 "${PROJECT_SOURCE_DIR}/simgear/xml/expat_config_cmake.in"
296 "${PROJECT_BINARY_DIR}/simgear/xml/expat_config.h"
300 # enable CTest / make test target
301 message(STATUS "Tests: ENABLED")
306 message(STATUS "Tests: DISABLED")
309 install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h DESTINATION include/simgear/)
310 add_subdirectory(simgear)
312 #-----------------------------------------------------------------------------
314 #-----------------------------------------------------------------------------
316 "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
317 "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
319 ADD_CUSTOM_TARGET(uninstall
320 "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")