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)
79 GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
81 SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
83 SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
85 if (EXISTS ${TEST_3RDPARTY_DIR})
86 set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
87 else (EXISTS ${TEST_3RDPARTY_DIR})
88 set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
89 endif (EXISTS ${TEST_3RDPARTY_DIR})
91 set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
94 if (MSVC AND MSVC_3RDPARTY_ROOT)
95 message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
96 set( OSG_MSVC "msvc" )
97 if (${MSVC_VERSION} EQUAL 1600)
98 set( OSG_MSVC ${OSG_MSVC}100 )
99 else (${MSVC_VERSION} EQUAL 1600)
100 set( OSG_MSVC ${OSG_MSVC}90 )
101 endif (${MSVC_VERSION} EQUAL 1600)
103 set( OSG_MSVC ${OSG_MSVC}-64 )
104 set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
106 set( MSVC_3RDPARTY_DIR 3rdParty )
109 set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib )
110 set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include)
111 set (BOOST_ROOT ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
112 message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
113 set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
114 set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
115 endif (MSVC AND MSVC_3RDPARTY_ROOT)
117 find_package(Boost REQUIRED)
118 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
121 message(STATUS "SimGear mode: HEADLESS")
123 message(STATUS "SimGear mode: NORMAL")
124 find_package(OpenGL REQUIRED)
125 find_package(OpenAL REQUIRED)
126 find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgGA osgUtil)
127 endif(SIMGEAR_HEADLESS)
130 message(STATUS "JPEG-factory: ENABLED")
131 find_package(JPEG REQUIRED)
132 include_directories(${JPEG_INCLUDE_DIR})
134 message(STATUS "JPEG-factory: DISABLED")
138 find_package(SvnClient)
141 message(STATUS "Subversion client support: ENABLED")
142 set(HAVE_SVN_CLIENT_H 1)
143 set(HAVE_LIBSVN_CLIENT_1 1)
145 # Oops. ENABLE_LIBSVN is ON, but svn is still missing.
146 # Provide clearly visible warning/hint, so builders know what else they should install (or disable).
147 message(WARNING "Failed to enable subversion client support. Unable to find required subversion client library. Some features may not be available (scenery download).")
148 message(WARNING "Install 'libsvn' library/DLL (libsvn-devel/libsvnclient/...). Otherwise disable subversion support (set 'ENABLE_LIBSVN' to 'OFF').")
151 message(STATUS "Subversion client support: DISABLED")
154 find_package(ZLIB REQUIRED)
155 find_package(Threads REQUIRED)
157 check_include_file(sys/time.h HAVE_SYS_TIME_H)
158 check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
159 check_include_file(unistd.h HAVE_UNISTD_H)
160 check_include_file(windows.h HAVE_WINDOWS_H)
163 # See if we have any rti library variant installed
164 message(STATUS "RTI: ENABLED")
167 message(STATUS "RTI: DISABLED")
170 check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
171 check_function_exists(ftime HAVE_FTIME)
172 check_function_exists(timegm HAVE_TIMEGM)
173 check_function_exists(rint HAVE_RINT)
174 check_function_exists(mkdtemp HAVE_MKDTEMP)
175 check_function_exists(bcopy HAVE_BCOPY)
176 check_function_exists(mmap HAVE_MMAP)
179 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
180 check_cxx_source_compiles(
182 #if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
183 #error clock_gettime is not supported
186 int main() { return 0; }
192 if(HAVE_CLOCK_GETTIME)
193 check_library_exists(rt clock_gettime "" HAVE_RT)
197 endif(HAVE_CLOCK_GETTIME)
199 SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
200 SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
201 SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
202 SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
204 # isnan might not be real symbol, so can't check using function_exists
205 check_cxx_source_compiles(
207 void f() { isnan(0.0);} "
210 if(CMAKE_COMPILER_IS_GNUCXX)
211 set(WARNING_FLAGS_CXX "-Wall")
212 set(WARNING_FLAGS_C "-Wall")
214 # certain GCC versions don't provide the atomic builds, and hence
215 # require is to provide them in SGAtomic.cxx
216 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
217 check_cxx_source_compiles(
218 "int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
219 GCC_ATOMIC_BUILTINS_FOUND)
220 endif(CMAKE_COMPILER_IS_GNUCXX)
222 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
223 set(WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
224 set(WARNING_FLAGS_C "-Wall")
230 add_definitions(-D_WIN32_WINNT=0x501)
234 # turn off various warnings
235 # foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
236 # SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
237 # endforeach(warning)
239 set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996")
243 set(HAVE_GETLOCALTIME 1)
245 set( WINSOCK_LIBRARY "ws2_32.lib" )
246 set( RT_LIBRARY "winmm" )
249 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS}")
250 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
252 include_directories(${PROJECT_SOURCE_DIR})
253 include_directories(${PROJECT_BINARY_DIR}/simgear)
254 include_directories(${PROJECT_BINARY_DIR}/simgear/xml)
256 include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
257 ${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
258 ${OPENAL_INCLUDE_DIR} )
260 add_definitions(-DHAVE_CONFIG_H)
261 add_definitions(-DHAVE_EXPAT_CONFIG_H)
263 # configure a header file to pass some of the CMake settings
266 "${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
267 "${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
271 "${PROJECT_SOURCE_DIR}/simgear/xml/expat_config_cmake.in"
272 "${PROJECT_BINARY_DIR}/simgear/xml/expat_config.h"
276 # enable CTest / make test target
277 message(STATUS "Tests: ENABLED")
282 message(STATUS "Tests: DISABLED")
285 install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h DESTINATION include/simgear/)
286 add_subdirectory(simgear)
288 #-----------------------------------------------------------------------------
290 #-----------------------------------------------------------------------------
292 "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
293 "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
295 ADD_CUSTOM_TARGET(uninstall
296 "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")