404 lines
14 KiB
CMake
404 lines
14 KiB
CMake
cmake_minimum_required (VERSION 2.6.4)
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include (CheckFunctionExists)
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include (CheckIncludeFile)
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include (CheckCXXSourceCompiles)
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include (CheckCXXCompilerFlag)
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project(SimGear)
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# read 'version' file into a variable (stripping any newlines or spaces)
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file(READ version versionFile)
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string(STRIP ${versionFile} SIMGEAR_VERSION)
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set(FIND_LIBRARY_USE_LIB64_PATHS ON)
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# use simgear version also as the SO version (if building SOs)
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SET(SIMGEAR_SOVERSION ${SIMGEAR_VERSION})
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# Warning when build is not an out-of-source build.
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string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild)
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if(InSourceBuild)
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message(WARNING "Avoid building inside the source tree!")
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message(WARNING "Create a separate build directory instead (i.e. 'sgbuild') and call CMake from there: ")
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message(WARNING " mkdir ../sgbuild && cd ../sgbuild && cmake ${CMAKE_SOURCE_DIR}")
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endif(InSourceBuild)
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#packaging
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SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
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SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
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SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Simulation support libraries for FlightGear and related projects")
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SET(CPACK_PACKAGE_VENDOR "The FlightGear project")
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SET(CPACK_GENERATOR "TBZ2")
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SET(CPACK_INSTALL_CMAKE_PROJECTS ${CMAKE_CURRENT_BINARY_DIR};SimGear;ALL;/)
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# split version string into components, note CMAKE_MATCH_0 is the entire regexp match
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string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" CPACK_PACKAGE_VERSION ${SIMGEAR_VERSION} )
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set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
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set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
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set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
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message(STATUS "version is ${CPACK_PACKAGE_VERSION_MAJOR} dot ${CPACK_PACKAGE_VERSION_MINOR} dot ${CPACK_PACKAGE_VERSION_PATCH}")
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set(CPACK_SOURCE_GENERATOR TBZ2)
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set(CPACK_SOURCE_PACKAGE_FILE_NAME "simgear-${SIMGEAR_VERSION}" CACHE INTERNAL "tarball basename")
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set(CPACK_SOURCE_IGNORE_FILES
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"^${PROJECT_SOURCE_DIR}/.git;\\\\.gitignore;Makefile.am;~$;${CPACK_SOURCE_IGNORE_FILES}")
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message(STATUS "ignoring: ${CPACK_SOURCE_IGNORE_FILES}")
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include (CPack)
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# We have some custom .cmake scripts not in the official distribution.
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set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
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# Change the default build type to something fast
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE Release CACHE STRING
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"Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
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FORCE)
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endif(NOT CMAKE_BUILD_TYPE)
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# Determine name of library installation directory, i.e. "lib" vs "lib64", which
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# differs between all Debian-based vs all other Linux distros.
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# See cmake bug #11964, http://cmake.org/gitweb?p=cmake.git;a=commit;h=126c993d
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# GNUInstallDirs requires CMake >= 2.8.5, use own file for older cmake
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if(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
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include(GNUInstallDirs)
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else(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
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include(OldGNUInstallDirs)
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endif(${CMAKE_VERSION} VERSION_GREATER 2.8.4)
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message(STATUS "Library installation directory: ${CMAKE_INSTALL_LIBDIR}")
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#####################################################################################
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# Configure library search paths
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#####################################################################################
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if(NOT "${CMAKE_LIBRARY_ARCHITECTURE}" STREQUAL "")
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# Workaround for Ubuntu/Debian which introduced the "multiarch" library
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# directory structure, which is unsupported by CMake < 2.8.10, so we need to
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# add paths manually
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# see http://www.cmake.org/Bug/view.php?id=12049 and
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# http://www.cmake.org/Bug/view.php?id=12037
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list(APPEND ADDITIONAL_LIBRARY_PATHS
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/usr/local/lib/${CMAKE_LIBRARY_ARCHITECTURE}
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/usr/lib/${CMAKE_LIBRARY_ARCHITECTURE}
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/lib/${CMAKE_LIBRARY_ARCHITECTURE})
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message(STATUS "additional library directories: ${ADDITIONAL_LIBRARY_PATHS}")
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endif()
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#####################################################################################
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if (NOT MSVC)
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option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
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option(SYSTEM_EXPAT "Set to ON to build SimGear using the system libExpat" OFF)
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else()
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# Building SimGear DLLs is currently not supported for MSVC.
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set(SIMGEAR_SHARED OFF)
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# Using a system expat is currently not supported for MSVC - it would require shared simgear (DLL).
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set(SYSTEM_EXPAT OFF)
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endif()
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option(SIMGEAR_HEADLESS "Set to ON to build SimGear without GUI/graphics support" OFF)
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option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
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option(ENABLE_TESTS "Set to OFF to disable building SimGear's test applications" ON)
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option(ENABLE_SOUND "Set to OFF to disable building SimGear's sound support" ON)
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option(ENABLE_PKGUTIL "Set to ON to build the sg_pkgutil application (default)" ON)
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if (MSVC)
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GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_BINARY_DIR} PATH)
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if (CMAKE_CL_64)
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SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty.x64")
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else (CMAKE_CL_64)
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SET(TEST_3RDPARTY_DIR "${PARENT_DIR}/3rdparty")
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endif (CMAKE_CL_64)
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if (EXISTS ${TEST_3RDPARTY_DIR})
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set(MSVC_3RDPARTY_ROOT ${PARENT_DIR} CACHE PATH "Location where the third-party dependencies are extracted")
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else (EXISTS ${TEST_3RDPARTY_DIR})
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set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
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endif (EXISTS ${TEST_3RDPARTY_DIR})
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else (MSVC)
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set(MSVC_3RDPARTY_ROOT NOT_FOUND CACHE PATH "Location where the third-party dependencies are extracted")
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endif (MSVC)
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if (MSVC AND MSVC_3RDPARTY_ROOT)
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message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_ROOT}")
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set( OSG_MSVC "msvc" )
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if (${MSVC_VERSION} EQUAL 1700)
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set( OSG_MSVC ${OSG_MSVC}110 )
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elseif (${MSVC_VERSION} EQUAL 1600)
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set( OSG_MSVC ${OSG_MSVC}100 )
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else (${MSVC_VERSION} EQUAL 1700)
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set( OSG_MSVC ${OSG_MSVC}90 )
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endif (${MSVC_VERSION} EQUAL 1700)
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if (CMAKE_CL_64)
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set( OSG_MSVC ${OSG_MSVC}-64 )
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set( MSVC_3RDPARTY_DIR 3rdParty.x64 )
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else (CMAKE_CL_64)
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set( MSVC_3RDPARTY_DIR 3rdParty )
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endif (CMAKE_CL_64)
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set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/lib ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenRTI/lib )
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set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenScenegraph/include ${MSVC_3RDPARTY_ROOT}/install/${OSG_MSVC}/OpenRTI/include)
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find_path(BOOST_ROOT boost/version.hpp
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${MSVC_3RDPARTY_ROOT}/boost
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${MSVC_3RDPARTY_ROOT}/boost_1_52_0
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${MSVC_3RDPARTY_ROOT}/boost_1_51_0
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${MSVC_3RDPARTY_ROOT}/boost_1_50_0
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${MSVC_3RDPARTY_ROOT}/boost_1_49_0
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${MSVC_3RDPARTY_ROOT}/boost_1_48_0
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${MSVC_3RDPARTY_ROOT}/boost_1_47_0
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${MSVC_3RDPARTY_ROOT}/boost_1_46_1
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${MSVC_3RDPARTY_ROOT}/boost_1_46_0
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${MSVC_3RDPARTY_ROOT}/boost_1_45_0
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${MSVC_3RDPARTY_ROOT}/boost_1_44_0
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)
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# set (BOOST_ROOT ${MSVC_3RDPARTY_ROOT}/boost_1_44_0)
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message(STATUS "BOOST_ROOT is ${BOOST_ROOT}")
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set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/include)
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set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_ROOT}/${MSVC_3RDPARTY_DIR}/lib)
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endif (MSVC AND MSVC_3RDPARTY_ROOT)
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if(APPLE)
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find_library(COCOA_LIBRARY Cocoa)
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endif()
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# Somehow this only works if included before searching for Boost...
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include(BoostTestTargets)
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find_package(Boost REQUIRED)
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set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
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if(SIMGEAR_HEADLESS)
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message(STATUS "SimGear mode: HEADLESS")
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set(ENABLE_SOUND 0)
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else()
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message(STATUS "SimGear mode: NORMAL")
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find_package(OpenGL REQUIRED)
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if (ENABLE_SOUND)
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find_package(OpenAL REQUIRED)
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message(STATUS "Sound support: ENABLED")
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endif(ENABLE_SOUND)
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find_package(OpenSceneGraph 3.2.0 REQUIRED osgText osgSim osgDB osgParticle osgGA osgUtil)
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endif(SIMGEAR_HEADLESS)
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find_package(ZLIB REQUIRED)
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find_package(Threads REQUIRED)
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if (SYSTEM_EXPAT)
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message(STATUS "Requested to use system Expat library, forcing SIMGEAR_SHARED to true")
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set(SIMGEAR_SHARED ON)
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find_package(EXPAT REQUIRED)
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else()
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message(STATUS "Using built-in expat code")
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# XML_STATIC is important to avoid sg_expat_external.h
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# declaring symbols as declspec(import)
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add_definitions(-DHAVE_EXPAT_CONFIG_H -DXML_STATIC)
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set(EXPAT_INCLUDE_DIRS
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${PROJECT_SOURCE_DIR}/3rdparty/expat
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${PROJECT_BINARY_DIR}/3rdparty/expat)
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endif(SYSTEM_EXPAT)
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include_directories(${EXPAT_INCLUDE_DIRS})
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check_include_file(inttypes.h HAVE_INTTYPES_H)
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check_include_file(sys/time.h HAVE_SYS_TIME_H)
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check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
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check_include_file(unistd.h HAVE_UNISTD_H)
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check_include_file(windows.h HAVE_WINDOWS_H)
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if(HAVE_INTTYPES_H)
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# ShivaVG needs inttypes.h
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add_definitions(-DHAVE_INTTYPES_H)
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endif()
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if(ENABLE_RTI)
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# See if we have any rti library variant installed
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message(STATUS "RTI: ENABLED")
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find_package(RTI)
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else()
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message(STATUS "RTI: DISABLED")
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endif(ENABLE_RTI)
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check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
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check_function_exists(ftime HAVE_FTIME)
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check_function_exists(timegm HAVE_TIMEGM)
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check_function_exists(rint HAVE_RINT)
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check_function_exists(mkdtemp HAVE_MKDTEMP)
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check_function_exists(bcopy HAVE_BCOPY)
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check_function_exists(mmap HAVE_MMAP)
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if(HAVE_UNISTD_H)
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set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
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check_cxx_source_compiles(
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"#include <unistd.h>
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#if !defined(_POSIX_TIMERS) || (0 >= _POSIX_TIMERS)
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#error clock_gettime is not supported
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#endif
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int main() { return 0; }
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"
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HAVE_CLOCK_GETTIME)
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endif(HAVE_UNISTD_H)
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set(RT_LIBRARY "")
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if(HAVE_CLOCK_GETTIME)
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check_library_exists(rt clock_gettime "" HAVE_RT)
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if(HAVE_RT)
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set(RT_LIBRARY rt)
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endif(HAVE_RT)
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endif(HAVE_CLOCK_GETTIME)
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set(DL_LIBRARY "")
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check_cxx_source_compiles(
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"#include <dlfcn.h>
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int main(void) {
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return 0;
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}
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"
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HAVE_DLFCN_H)
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if(HAVE_DLFCN_H)
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check_library_exists(dl dlerror "" HAVE_DL)
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if(HAVE_DL)
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set(DL_LIBRARY "dl")
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endif()
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endif()
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SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
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SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
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SET(CMAKE_RELWITHDEBINFO_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
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SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
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# isnan might not be real symbol, so can't check using function_exists
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check_cxx_source_compiles(
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"#include <cmath>
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void f() { isnan(0.0);} "
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HAVE_ISNAN)
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check_cxx_source_compiles(
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"#include <cmath>
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void f() { std::isnan(0.0);} "
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HAVE_STD_ISNAN)
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if(CMAKE_COMPILER_IS_GNUCXX)
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set(WARNING_FLAGS_CXX "-Wall")
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set(WARNING_FLAGS_C "-Wall")
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# certain GCC versions don't provide the atomic builds, and hence
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# require is to provide them in SGAtomic.cxx
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set(CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH})
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check_cxx_source_compiles(
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"int main() { unsigned mValue; return __sync_add_and_fetch(&mValue, 1); }"
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GCC_ATOMIC_BUILTINS_FOUND)
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endif(CMAKE_COMPILER_IS_GNUCXX)
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if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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set(WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
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set(WARNING_FLAGS_C "-Wall")
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endif()
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if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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# boost goes haywire wrt static asserts
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check_cxx_compiler_flag(-Wno-unused-local-typedefs HAS_NOWARN_UNUSED_TYPEDEFS)
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if(HAS_NOWARN_UNUSED_TYPEDEFS)
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set(WARNING_FLAGS_CXX " ${WARNING_FLAGS_CXX} -Wno-unused-local-typedefs")
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endif()
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endif()
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if(WIN32)
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if(MINGW)
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add_definitions(-D_WIN32_WINNT=0x501)
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endif()
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if(MSVC)
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# turn off various warnings
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# foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
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# SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
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# endforeach(warning)
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set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996 /wd4250 -Dstrdup=_strdup")
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if (${MSVC_VERSION} GREATER 1599)
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set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
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endif (${MSVC_VERSION} GREATER 1599)
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endif(MSVC)
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# assumed on Windows
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set(HAVE_GETLOCALTIME 1)
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set( WINSOCK_LIBRARY "ws2_32.lib" )
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set( RT_LIBRARY "winmm" )
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endif(WIN32)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
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# use BEFORE to ensure local directories are used first,
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# ahead of system-installed libs
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include_directories(BEFORE ${PROJECT_SOURCE_DIR})
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include_directories(BEFORE ${PROJECT_SOURCE_DIR}/simgear/canvas/ShivaVG/include)
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include_directories(BEFORE ${PROJECT_BINARY_DIR}/simgear)
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include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
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${Boost_INCLUDE_DIRS}
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${ZLIB_INCLUDE_DIR}
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${OPENAL_INCLUDE_DIR}
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)
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add_definitions(-DHAVE_CONFIG_H)
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# configure a header file to pass some of the CMake settings
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# to the source code
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configure_file (
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"${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
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"${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
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)
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if(ENABLE_TESTS)
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# enable CTest / make test target
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message(STATUS "Tests: ENABLED")
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include (Dart)
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enable_testing()
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else()
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message(STATUS "Tests: DISABLED")
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endif(ENABLE_TESTS)
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# always set TEST_LIBS as it is also used by other tools/applications
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set(TEST_LIBS_INTERNAL_CORE
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${CMAKE_THREAD_LIBS_INIT}
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${ZLIB_LIBRARY}
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${WINSOCK_LIBRARY}
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${RT_LIBRARY}
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${DL_LIBRARY}
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${COCOA_LIBRARY})
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set(TEST_LIBS SimGearCore ${TEST_LIBS_INTERNAL_CORE})
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if(NOT SIMGEAR_HEADLESS)
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set(TEST_LIBS SimGearScene ${OPENGL_LIBRARIES} ${TEST_LIBS})
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endif()
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install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h DESTINATION include/simgear/)
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include_directories(3rdparty/utf8/source)
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add_subdirectory(3rdparty)
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add_subdirectory(simgear)
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#-----------------------------------------------------------------------------
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### uninstall target
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#-----------------------------------------------------------------------------
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CONFIGURE_FILE(
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"${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
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"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
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IMMEDIATE @ONLY)
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ADD_CUSTOM_TARGET(uninstall
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"${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
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