set(APPLE 1) # Darwin versions: # 6.x == Mac OSX 10.2 (Jaguar) # 7.x == Mac OSX 10.3 (Panther) # 8.x == Mac OSX 10.4 (Tiger) # 9.x == Mac OSX 10.5 (Leopard) # 10.x == Mac OSX 10.6 (Snow Leopard) # 11.x == Mac OSX 10.7 (Lion) # 12.x == Mac OSX 10.8 (Mountain Lion) string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\1" DARWIN_MAJOR_VERSION "${CMAKE_SYSTEM_VERSION}") string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\2" DARWIN_MINOR_VERSION "${CMAKE_SYSTEM_VERSION}") # Do not use the "-Wl,-search_paths_first" flag with the OSX 10.2 compiler. # Done this way because it is too early to do a TRY_COMPILE. if(NOT DEFINED HAVE_FLAG_SEARCH_PATHS_FIRST) set(HAVE_FLAG_SEARCH_PATHS_FIRST 0) if("${DARWIN_MAJOR_VERSION}" GREATER 6) set(HAVE_FLAG_SEARCH_PATHS_FIRST 1) endif() endif() # More desirable, but does not work: #include(CheckCXXCompilerFlag) #CHECK_CXX_COMPILER_FLAG("-Wl,-search_paths_first" HAVE_FLAG_SEARCH_PATHS_FIRST) set(CMAKE_SHARED_LIBRARY_PREFIX "lib") set(CMAKE_SHARED_LIBRARY_SUFFIX ".dylib") set(CMAKE_SHARED_MODULE_PREFIX "lib") set(CMAKE_SHARED_MODULE_SUFFIX ".so") set(CMAKE_MODULE_EXISTS 1) set(CMAKE_DL_LIBS "") # Enable rpath support for 10.5 and greater where it is known to work. if("${DARWIN_MAJOR_VERSION}" GREATER 8) set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,") endif() set(CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") set(CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") set(CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") set(CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}") set(CMAKE_C_LINK_FLAGS "-Wl,-headerpad_max_install_names") set(CMAKE_CXX_LINK_FLAGS "-Wl,-headerpad_max_install_names") if(HAVE_FLAG_SEARCH_PATHS_FIRST) set(CMAKE_C_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}") set(CMAKE_CXX_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}") endif() set(CMAKE_PLATFORM_HAS_INSTALLNAME 1) set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -Wl,-headerpad_max_install_names") set(CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -Wl,-headerpad_max_install_names") set(CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,") set(CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,") set(CMAKE_FIND_LIBRARY_SUFFIXES ".dylib" ".so" ".a") # hack: if a new cmake (which uses CMAKE_INSTALL_NAME_TOOL) runs on an old build tree # (where install_name_tool was hardcoded) and where CMAKE_INSTALL_NAME_TOOL isn't in the cache # and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun) # hardcode CMAKE_INSTALL_NAME_TOOL here to install_name_tool, so it behaves as it did before, Alex if(NOT DEFINED CMAKE_INSTALL_NAME_TOOL) find_program(CMAKE_INSTALL_NAME_TOOL install_name_tool) mark_as_advanced(CMAKE_INSTALL_NAME_TOOL) endif() # Make sure the combination of SDK and Deployment Target are allowed if(CMAKE_OSX_DEPLOYMENT_TARGET) if("${_CMAKE_OSX_SYSROOT_PATH}" MATCHES "/MacOSX([0-9]+\\.[0-9]+)[^/]*\\.sdk") set(_sdk_ver "${CMAKE_MATCH_1}") elseif("${_CMAKE_OSX_SYSROOT_ORIG}" MATCHES "^macosx([0-9]+\\.[0-9]+)$") set(_sdk_ver "${CMAKE_MATCH_1}") elseif("${_CMAKE_OSX_SYSROOT_ORIG}" STREQUAL "/") set(_sdk_ver "${_CURRENT_OSX_VERSION}") else() message(FATAL_ERROR "CMAKE_OSX_DEPLOYMENT_TARGET is '${CMAKE_OSX_DEPLOYMENT_TARGET}' " "but CMAKE_OSX_SYSROOT:\n \"${_CMAKE_OSX_SYSROOT_ORIG}\"\n" "is not set to a MacOSX SDK with a recognized version. " "Either set CMAKE_OSX_SYSROOT to a valid SDK or set " "CMAKE_OSX_DEPLOYMENT_TARGET to empty.") endif() if(CMAKE_OSX_DEPLOYMENT_TARGET VERSION_GREATER "${_sdk_ver}") message(FATAL_ERROR "CMAKE_OSX_DEPLOYMENT_TARGET (${CMAKE_OSX_DEPLOYMENT_TARGET}) " "is greater than CMAKE_OSX_SYSROOT SDK:\n ${_CMAKE_OSX_SYSROOT_ORIG}\n" "Please set CMAKE_OSX_DEPLOYMENT_TARGET to ${_sdk_ver} or lower.") endif() endif() # Enable shared library versioning. set(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-install_name") # Xcode does not support -isystem yet. if(XCODE) set(CMAKE_INCLUDE_SYSTEM_FLAG_C) set(CMAKE_INCLUDE_SYSTEM_FLAG_CXX) endif() if("${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5") # Need to list dependent shared libraries on link line. When building # with -isysroot (for universal binaries), the linker always looks for # dependent libraries under the sysroot. Listing them on the link # line works around the problem. set(CMAKE_LINK_DEPENDENT_LIBRARY_FILES 1) endif() set(CMAKE_C_CREATE_SHARED_LIBRARY_FORBIDDEN_FLAGS -w) set(CMAKE_CXX_CREATE_SHARED_LIBRARY_FORBIDDEN_FLAGS -w) set(CMAKE_C_CREATE_SHARED_LIBRARY " -o ") set(CMAKE_CXX_CREATE_SHARED_LIBRARY " -o ") set(CMAKE_Fortran_CREATE_SHARED_LIBRARY " -o ") set(CMAKE_CXX_CREATE_SHARED_MODULE " -o ") set(CMAKE_C_CREATE_SHARED_MODULE " -o ") set(CMAKE_Fortran_CREATE_SHARED_MODULE " -o ") set(CMAKE_C_CREATE_MACOSX_FRAMEWORK " -o ") set(CMAKE_CXX_CREATE_MACOSX_FRAMEWORK " -o ") # Set default framework search path flag for languages known to use a # preprocessor that may find headers in frameworks. set(CMAKE_C_FRAMEWORK_SEARCH_FLAG -F) set(CMAKE_CXX_FRAMEWORK_SEARCH_FLAG -F) set(CMAKE_Fortran_FRAMEWORK_SEARCH_FLAG -F) # default to searching for frameworks first if(NOT DEFINED CMAKE_FIND_FRAMEWORK) set(CMAKE_FIND_FRAMEWORK FIRST) endif() # Older OS X linkers do not report their framework search path # with -v but "man ld" documents the following locations. set(CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES ${_CMAKE_OSX_SYSROOT_PATH}/Library/Frameworks ${_CMAKE_OSX_SYSROOT_PATH}/System/Library/Frameworks ) if(_CMAKE_OSX_SYSROOT_PATH) # Treat some paths as implicit so we do not override the SDK versions. list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES /System/Library/Frameworks) endif() if("${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5") # Older OS X tools had more implicit paths. list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES ${_CMAKE_OSX_SYSROOT_PATH}/Network/Library/Frameworks) endif() # set up the default search directories for frameworks set(CMAKE_SYSTEM_FRAMEWORK_PATH ~/Library/Frameworks ) if(_CMAKE_OSX_SYSROOT_PATH) list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH ${_CMAKE_OSX_SYSROOT_PATH}/Library/Frameworks ${_CMAKE_OSX_SYSROOT_PATH}/Network/Library/Frameworks ${_CMAKE_OSX_SYSROOT_PATH}/System/Library/Frameworks ) # add platform developer framework path if exists foreach(_path # Xcode 6 ${_CMAKE_OSX_SYSROOT_PATH}/../../Library/Frameworks # Xcode 5 iOS ${_CMAKE_OSX_SYSROOT_PATH}/Developer/Library/Frameworks # Xcode 5 OSX ${_CMAKE_OSX_SYSROOT_PATH}/../../../../../Library/Frameworks ) get_filename_component(_abolute_path "${_path}" ABSOLUTE) if(EXISTS "${_abolute_path}") list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH "${_abolute_path}") break() endif() endforeach() endif() list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH /Library/Frameworks /Network/Library/Frameworks /System/Library/Frameworks) # Warn about known system mis-configuration case. if(CMAKE_OSX_SYSROOT) get_property(_IN_TC GLOBAL PROPERTY IN_TRY_COMPILE) if(NOT _IN_TC AND NOT IS_SYMLINK "${CMAKE_OSX_SYSROOT}/Library/Frameworks" AND IS_SYMLINK "${CMAKE_OSX_SYSROOT}/Library/Frameworks/Frameworks") message(WARNING "The SDK Library/Frameworks path\n" " ${CMAKE_OSX_SYSROOT}/Library/Frameworks\n" "is not set up correctly on this system. " "This is known to occur when installing Xcode 3.2.6:\n" " http://bugs.python.org/issue14018\n" "The problem may cause build errors that report missing system frameworks. " "Fix your SDK symlinks to resolve this issue and avoid this warning." ) endif() endif() # default to searching for application bundles first if(NOT DEFINED CMAKE_FIND_APPBUNDLE) set(CMAKE_FIND_APPBUNDLE FIRST) endif() # set up the default search directories for application bundles set(_apps_paths) foreach(_path "~/Applications" "/Applications" "${OSX_DEVELOPER_ROOT}/../Applications" # Xcode 4.3+ "${OSX_DEVELOPER_ROOT}/Applications" # pre-4.3 ) get_filename_component(_apps "${_path}" ABSOLUTE) if(EXISTS "${_apps}") list(APPEND _apps_paths "${_apps}") endif() endforeach() if(_apps_paths) list(REMOVE_DUPLICATES _apps_paths) endif() set(CMAKE_SYSTEM_APPBUNDLE_PATH ${_apps_paths}) unset(_apps_paths) include(Platform/UnixPaths) if(_CMAKE_OSX_SYSROOT_PATH AND EXISTS ${_CMAKE_OSX_SYSROOT_PATH}/usr/include) list(APPEND CMAKE_SYSTEM_PREFIX_PATH ${_CMAKE_OSX_SYSROOT_PATH}/usr) foreach(lang C CXX) list(APPEND CMAKE_${lang}_IMPLICIT_INCLUDE_DIRECTORIES ${_CMAKE_OSX_SYSROOT_PATH}/usr/include) endforeach() endif() list(APPEND CMAKE_SYSTEM_PREFIX_PATH /sw # Fink /opt/local # MacPorts )