file(READ version versionFile)
string(STRIP ${versionFile} SIMGEAR_VERSION)
+# use simgear version also as the SO version (if building SOs)
+SET(SIMGEAR_SOVERSION ${SIMGEAR_VERSION})
+
+# Warning when build is not an out-of-source build.
+string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild)
+if(InSourceBuild)
+ message(WARNING "Avoid building inside the source tree!")
+ message(WARNING "Create a separate build directory instead (i.e. 'sgbuild') and call CMake from there: ")
+ message(WARNING " mkdir ../sgbuild && cd ../sgbuild && cmake ${CMAKE_SOURCE_DIR}")
+endif(InSourceBuild)
+
#packaging
SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
FORCE)
endif(NOT CMAKE_BUILD_TYPE)
-option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
+# Determine name of library installation directory, i.e. "lib" vs "lib64", which
+# differs between all Debian-based vs all other Linux distros.
+# See cmake bug #11964, http://cmake.org/gitweb?p=cmake.git;a=commit;h=126c993d
+# GNUInstallDirs requires CMake >= 2.8.5, use own file for older cmake
+if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
+ include(GNUInstallDirs)
+else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
+ include(OldGNUInstallDirs)
+endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
+message(STATUS "Library installation directory: ${CMAKE_INSTALL_LIBDIR}")
+
+option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
option(SIMGEAR_HEADLESS "Set to ON to build SimGear without GUI/graphics support" OFF)
-option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
-option(ENABLE_LIBSVN "Set to ON to build SimGear with libsvnclient support" ON)
-option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
+option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
+option(ENABLE_LIBSVN "Set to ON to build SimGear with libsvnclient support" ON)
+option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
+option(ENABLE_TESTS "Set to OFF to disable building SimGear's test applications" ON)
if (MSVC)
GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_SOURCE_DIR} PATH)
message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
set (ALUT_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
- set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
+ set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
endif (MSVC AND MSVC_3RDPARTY_ROOT)
find_package(Boost REQUIRED)
find_package(Threads REQUIRED)
if(SIMGEAR_HEADLESS)
- message(STATUS "headlesss mode")
- set(NO_OPENSCENEGRAPH_INTERFACE 1)
+ message(STATUS "SimGear mode: HEADLESS")
else()
+ message(STATUS "SimGear mode: NORMAL")
find_package(OpenGL REQUIRED)
find_package(OpenAL REQUIRED)
find_package(ALUT REQUIRED)
- find_package(OpenSceneGraph 2.8.1 REQUIRED osgText osgSim osgDB osgParticle osgUtil)
+ find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgGA osgUtil)
endif(SIMGEAR_HEADLESS)
if(JPEG_FACTORY)
- message(STATUS "JPEG-factory enabled")
+ message(STATUS "JPEG-factory: ENABLED")
find_package(JPEG REQUIRED)
include_directories(${JPEG_INCLUDE_DIR})
+else()
+ message(STATUS "JPEG-factory: DISABLED")
endif(JPEG_FACTORY)
if(ENABLE_LIBSVN)
- find_package(SvnClient)
-
- if(LIBSVN_FOUND)
- message(STATUS "libsvn found, enabling in SimGear")
- set(HAVE_SVN_CLIENT_H 1)
- set(HAVE_LIBSVN_CLIENT_1 1)
- else()
- message(STATUS "Missing libsvn, unable to enable SVN in SimGear")
- endif(LIBSVN_FOUND)
+ find_package(SvnClient)
+
+ if(LIBSVN_FOUND)
+ message(STATUS "Subversion client support: ENABLED")
+ set(HAVE_SVN_CLIENT_H 1)
+ set(HAVE_LIBSVN_CLIENT_1 1)
+ else()
+ # Oops. ENABLE_LIBSVN is ON, but svn is still missing.
+ # Provide clearly visible warning/hint, so builders know what else they should install (or disable).
+ message(WARNING "Failed to enable subversion client support. Unable to find required subversion client library. Some features may not be available (scenery download).")
+ message(WARNING "Install 'libsvn' library/DLL (libsvn-devel/libsvnclient/...). Otherwise disable subversion support (set 'ENABLE_LIBSVN' to 'OFF').")
+ endif(LIBSVN_FOUND)
+else()
+ message(STATUS "Subversion client support: DISABLED")
endif(ENABLE_LIBSVN)
check_include_file(sys/time.h HAVE_SYS_TIME_H)
check_include_file(windows.h HAVE_WINDOWS_H)
if(ENABLE_RTI)
-# See if we have any rti library variant installed
+ # See if we have any rti library variant installed
+ message(STATUS "RTI: ENABLED")
find_package(RTI)
+else()
+ message(STATUS "RTI: DISABLED")
endif(ENABLE_RTI)
check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
check_function_exists(timegm HAVE_TIMEGM)
check_function_exists(rint HAVE_RINT)
check_function_exists(mkdtemp HAVE_MKDTEMP)
+check_function_exists(bcopy HAVE_BCOPY)
+check_function_exists(mmap HAVE_MMAP)
if(HAVE_UNISTD_H)
set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
int main() { return 0; }
"
- HAVE_CLOCK_GETTIME)
+ HAVE_CLOCK_GETTIME)
endif(HAVE_UNISTD_H)
set(RT_LIBRARY "")
if(HAVE_CLOCK_GETTIME)
- check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
- if(NOT CLOCK_GETTIME_IN_LIBC)
- check_library_exists(rt clock_gettime "" HAVE_RT)
- if(HAVE_RT)
- set(RT_LIBRARY rt)
- endif(HAVE_RT)
- endif(NOT CLOCK_GETTIME_IN_LIBC)
+ check_library_exists(rt clock_gettime "" HAVE_RT)
+ if(HAVE_RT)
+ set(RT_LIBRARY rt)
+ endif(HAVE_RT)
endif(HAVE_CLOCK_GETTIME)
-SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually d on windows")
+SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
HAVE_ISNAN)
if(CMAKE_COMPILER_IS_GNUCXX)
- set(WARNING_FLAGS -Wall)
+ set(WARNING_FLAGS_CXX "-Wall")
+ set(WARNING_FLAGS_C "-Wall")
+
+ # certain GCC versions don't provide the atomic builds, and hence
+ # require is to provide them in SGAtomic.cxx
+ set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
+ check_cxx_source_compiles(
+ "int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
+ GCC_ATOMIC_BUILTINS_FOUND)
endif(CMAKE_COMPILER_IS_GNUCXX)
+if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+ set(WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
+ set(WARNING_FLAGS_C "-Wall")
+endif()
+
if(WIN32)
+ if(MINGW)
+ add_definitions(-D_WIN32_WINNT=0x501)
+ endif()
+
if(MSVC)
# turn off various warnings
# foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
set( WINSOCK_LIBRARY "ws2_32.lib" )
set( RT_LIBRARY "winmm" )
-endif(WIN32)
+endif(WIN32)
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS}")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS}")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
include_directories(${PROJECT_SOURCE_DIR})
include_directories(${PROJECT_BINARY_DIR}/simgear)
+include_directories(${PROJECT_BINARY_DIR}/simgear/xml)
include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
${ALUT_INCLUDE_DIR} ${OPENAL_INCLUDE_DIR} )
-
add_definitions(-DHAVE_CONFIG_H)
+add_definitions(-DHAVE_EXPAT_CONFIG_H)
# configure a header file to pass some of the CMake settings
# to the source code
"${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
"${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
)
-
-# enable CTest / make test target
-include (Dart)
-enable_testing()
-
+configure_file (
+ "${PROJECT_SOURCE_DIR}/simgear/xml/expat_config_cmake.in"
+ "${PROJECT_BINARY_DIR}/simgear/xml/expat_config.h"
+)
+
+if(ENABLE_TESTS)
+ # enable CTest / make test target
+ message(STATUS "Tests: ENABLED")
+
+ include (Dart)
+ enable_testing()
+else()
+ message(STATUS "Tests: DISABLED")
+endif(ENABLE_TESTS)
+
install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h DESTINATION include/simgear/)
add_subdirectory(simgear)
IMMEDIATE @ONLY)
ADD_CUSTOM_TARGET(uninstall
"${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
-
-
-