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275 lines
11 KiB
275 lines
11 KiB
if(CMAKE_SYSTEM_NAME STREQUAL "iOS" OR CMAKE_SYSTEM_NAME STREQUAL "tvOS" OR CMAKE_SYSTEM_NAME STREQUAL "visionOS" OR CMAKE_SYSTEM_NAME STREQUAL "watchOS")
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if(NOT DEFINED CMAKE_MACOSX_BUNDLE)
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set(CMAKE_MACOSX_BUNDLE ON)
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endif()
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list(APPEND CMAKE_FIND_ROOT_PATH "${_CMAKE_OSX_SYSROOT_PATH}")
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if(NOT DEFINED CMAKE_FIND_ROOT_PATH_MODE_LIBRARY)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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endif()
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if(NOT DEFINED CMAKE_FIND_ROOT_PATH_MODE_INCLUDE)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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endif()
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if(NOT DEFINED CMAKE_FIND_ROOT_PATH_MODE_PACKAGE)
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set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
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endif()
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endif()
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# Darwin versions:
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# 6.x == Mac OSX 10.2 (Jaguar)
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# 7.x == Mac OSX 10.3 (Panther)
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# 8.x == Mac OSX 10.4 (Tiger)
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# 9.x == Mac OSX 10.5 (Leopard)
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# 10.x == Mac OSX 10.6 (Snow Leopard)
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# 11.x == Mac OSX 10.7 (Lion)
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# 12.x == Mac OSX 10.8 (Mountain Lion)
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string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\1" DARWIN_MAJOR_VERSION "${CMAKE_SYSTEM_VERSION}")
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string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\2" DARWIN_MINOR_VERSION "${CMAKE_SYSTEM_VERSION}")
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# Do not use the "-Wl,-search_paths_first" flag with the OSX 10.2 compiler.
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# Done this way because it is too early to do a TRY_COMPILE.
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if(NOT DEFINED HAVE_FLAG_SEARCH_PATHS_FIRST)
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set(HAVE_FLAG_SEARCH_PATHS_FIRST 0)
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if("${DARWIN_MAJOR_VERSION}" GREATER 6)
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set(HAVE_FLAG_SEARCH_PATHS_FIRST 1)
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endif()
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endif()
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# More desirable, but does not work:
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#include(CheckCXXCompilerFlag)
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#CHECK_CXX_COMPILER_FLAG("-Wl,-search_paths_first" HAVE_FLAG_SEARCH_PATHS_FIRST)
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set(CMAKE_SHARED_LIBRARY_PREFIX "lib")
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set(CMAKE_SHARED_LIBRARY_SUFFIX ".dylib")
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set(CMAKE_EXTRA_SHARED_LIBRARY_SUFFIXES ".tbd" ".so")
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set(CMAKE_SHARED_MODULE_PREFIX "lib")
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set(CMAKE_SHARED_MODULE_SUFFIX ".so")
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set(CMAKE_APPLE_IMPORT_FILE_PREFIX "lib")
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set(CMAKE_APPLE_IMPORT_FILE_SUFFIX ".tbd")
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set(CMAKE_MODULE_EXISTS 1)
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set(CMAKE_DL_LIBS "")
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if(NOT "${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5")
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set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")
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endif()
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foreach(lang C CXX OBJC OBJCXX)
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set(CMAKE_${lang}_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ")
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set(CMAKE_${lang}_OSX_CURRENT_VERSION_FLAG "-current_version ")
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set(CMAKE_${lang}_LINK_FLAGS "-Wl,-headerpad_max_install_names")
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if(HAVE_FLAG_SEARCH_PATHS_FIRST)
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set(CMAKE_${lang}_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_${lang}_LINK_FLAGS}")
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endif()
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set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-dynamiclib -Wl,-headerpad_max_install_names")
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set(CMAKE_SHARED_MODULE_CREATE_${lang}_FLAGS "-bundle -Wl,-headerpad_max_install_names")
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set(CMAKE_SHARED_MODULE_LOADER_${lang}_FLAG "-Wl,-bundle_loader,")
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endforeach()
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set(CMAKE_PLATFORM_HAS_INSTALLNAME 1)
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set(CMAKE_FIND_LIBRARY_SUFFIXES ".tbd" ".dylib" ".so" ".a")
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# hack: if a new cmake (which uses CMAKE_INSTALL_NAME_TOOL) runs on an old build tree
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# (where install_name_tool was hardcoded) and where CMAKE_INSTALL_NAME_TOOL isn't in the cache
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# and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun)
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# hardcode CMAKE_INSTALL_NAME_TOOL here to install_name_tool, so it behaves as it did before, Alex
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if(NOT DEFINED CMAKE_INSTALL_NAME_TOOL)
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find_program(CMAKE_INSTALL_NAME_TOOL install_name_tool)
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mark_as_advanced(CMAKE_INSTALL_NAME_TOOL)
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endif()
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# Enable shared library versioning.
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set(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-install_name")
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if("${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5")
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# Need to list dependent shared libraries on link line. When building
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# with -isysroot (for universal binaries), the linker always looks for
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# dependent libraries under the sysroot. Listing them on the link
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# line works around the problem.
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set(CMAKE_LINK_DEPENDENT_LIBRARY_FILES 1)
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endif()
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foreach(lang C CXX Fortran OBJC OBJCXX)
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# Xcode does not support -isystem yet.
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if(XCODE)
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set(CMAKE_INCLUDE_SYSTEM_FLAG_${lang})
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endif()
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set(CMAKE_${lang}_CREATE_SHARED_LIBRARY
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"<CMAKE_${lang}_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>")
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set(CMAKE_${lang}_CREATE_SHARED_MODULE
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"<CMAKE_${lang}_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_MODULE_CREATE_${lang}_FLAGS> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
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set(CMAKE_${lang}_CREATE_MACOSX_FRAMEWORK
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"<CMAKE_${lang}_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> <LINK_FLAGS> -o <TARGET> <SONAME_FLAG> <TARGET_INSTALLNAME_DIR><TARGET_SONAME> <OBJECTS> <LINK_LIBRARIES>")
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# Set default framework search path flag for languages known to use a
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# preprocessor that may find headers in frameworks.
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set(CMAKE_${lang}_FRAMEWORK_SEARCH_FLAG -F)
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endforeach()
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# To generate text-based stubs
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set(CMAKE_CREATE_TEXT_STUBS "<CMAKE_TAPI> stubify -isysroot <CMAKE_OSX_SYSROOT> -o <TARGET_IMPLIB> <TARGET>")
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# Defines LINK_LIBRARY features for frameworks
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set(CMAKE_LINK_LIBRARY_USING_FRAMEWORK "LINKER:-framework,<LIBRARY>")
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set(CMAKE_LINK_LIBRARY_USING_FRAMEWORK_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_FRAMEWORK_ATTRIBUTES LIBRARY_TYPE=STATIC,SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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set(CMAKE_LINK_LIBRARY_USING_NEEDED_FRAMEWORK "LINKER:-needed_framework,<LIBRARY>")
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set(CMAKE_LINK_LIBRARY_USING_NEEDED_FRAMEWORK_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_NEEDED_FRAMEWORK_ATTRIBUTES LIBRARY_TYPE=STATIC,SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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set(CMAKE_LINK_LIBRARY_USING_REEXPORT_FRAMEWORK "LINKER:-reexport_framework,<LIBRARY>")
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set(CMAKE_LINK_LIBRARY_USING_REEXPORT_FRAMEWORK_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_REEXPORT_FRAMEWORK_ATTRIBUTES LIBRARY_TYPE=STATIC,SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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set(CMAKE_LINK_LIBRARY_USING_WEAK_FRAMEWORK "LINKER:-weak_framework,<LIBRARY>")
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set(CMAKE_LINK_LIBRARY_USING_WEAK_FRAMEWORK_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_WEAK_FRAMEWORK_ATTRIBUTES LIBRARY_TYPE=STATIC,SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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# Defines LINK_LIBRARY features for libraries
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set(CMAKE_LINK_LIBRARY_USING_NEEDED_LIBRARY "PATH{LINKER:-needed_library,<LIBRARY>}NAME{LINKER:-needed-l<LIBRARY>}")
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set(CMAKE_LINK_LIBRARY_USING_NEEDED_LIBRARY_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_NEEDED_LIBRARY_ATTRIBUTES LIBRARY_TYPE=SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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set(CMAKE_LINK_LIBRARY_USING_REEXPORT_LIBRARY "PATH{LINKER:-reexport_library,<LIBRARY>}NAME{LINKER:-reexport-l<LIBRARY>}")
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set(CMAKE_LINK_LIBRARY_USING_REEXPORT_LIBRARY_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_REEXPORT_LIBRARY_ATTRIBUTES LIBRARY_TYPE=STATIC,SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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set(CMAKE_LINK_LIBRARY_USING_WEAK_LIBRARY "PATH{LINKER:-weak_library,<LIBRARY>}NAME{LINKER:-weak-l<LIBRARY>}")
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set(CMAKE_LINK_LIBRARY_USING_WEAK_LIBRARY_SUPPORTED TRUE)
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set(CMAKE_LINK_LIBRARY_WEAK_LIBRARY_ATTRIBUTES LIBRARY_TYPE=STATIC,SHARED DEDUPLICATION=DEFAULT OVERRIDE=DEFAULT)
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# default to searching for frameworks first
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if(NOT DEFINED CMAKE_FIND_FRAMEWORK)
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set(CMAKE_FIND_FRAMEWORK FIRST)
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endif()
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# Older OS X linkers do not report their framework search path
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# with -v but "man ld" documents the following locations.
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set(CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES
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${_CMAKE_OSX_SYSROOT_PATH}/Library/Frameworks
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${_CMAKE_OSX_SYSROOT_PATH}/System/Library/Frameworks
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)
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if(_CMAKE_OSX_SYSROOT_PATH)
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# Treat some paths as implicit so we do not override the SDK versions.
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list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES
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/System/Library/Frameworks)
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endif()
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if("${_CURRENT_OSX_VERSION}" VERSION_LESS "10.5")
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# Older OS X tools had more implicit paths.
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list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES
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${_CMAKE_OSX_SYSROOT_PATH}/Network/Library/Frameworks)
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endif()
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# set up the default search directories for frameworks
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set(CMAKE_SYSTEM_FRAMEWORK_PATH
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~/Library/Frameworks
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)
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if(_CMAKE_OSX_SYSROOT_PATH)
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list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH
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${_CMAKE_OSX_SYSROOT_PATH}/Library/Frameworks
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${_CMAKE_OSX_SYSROOT_PATH}/Network/Library/Frameworks
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${_CMAKE_OSX_SYSROOT_PATH}/System/Library/Frameworks
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)
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# add platform developer framework path if exists
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foreach(_path
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# Xcode 6
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${_CMAKE_OSX_SYSROOT_PATH}/../../Library/Frameworks
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# Xcode 5 iOS
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${_CMAKE_OSX_SYSROOT_PATH}/Developer/Library/Frameworks
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# Xcode 5 OSX
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${_CMAKE_OSX_SYSROOT_PATH}/../../../../../Library/Frameworks
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)
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get_filename_component(_abolute_path "${_path}" ABSOLUTE)
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if(EXISTS "${_abolute_path}")
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list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH "${_abolute_path}")
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break()
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endif()
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endforeach()
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if(EXISTS ${_CMAKE_OSX_SYSROOT_PATH}/usr/lib)
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list(INSERT CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES 0 ${_CMAKE_OSX_SYSROOT_PATH}/usr/lib)
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endif()
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if(EXISTS ${_CMAKE_OSX_SYSROOT_PATH}/usr/local/lib)
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list(INSERT CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES 0 ${_CMAKE_OSX_SYSROOT_PATH}/usr/local/lib)
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endif()
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endif()
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if (OSX_DEVELOPER_ROOT AND EXISTS "${OSX_DEVELOPER_ROOT}/Library/Frameworks")
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list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH
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${OSX_DEVELOPER_ROOT}/Library/Frameworks)
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endif()
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list(APPEND CMAKE_SYSTEM_FRAMEWORK_PATH
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/Library/Frameworks
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/Network/Library/Frameworks
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/System/Library/Frameworks)
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# Warn about known system mis-configuration case.
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if(CMAKE_OSX_SYSROOT)
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get_property(_IN_TC GLOBAL PROPERTY IN_TRY_COMPILE)
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if(NOT _IN_TC AND
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NOT IS_SYMLINK "${CMAKE_OSX_SYSROOT}/Library/Frameworks"
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AND IS_SYMLINK "${CMAKE_OSX_SYSROOT}/Library/Frameworks/Frameworks")
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message(WARNING "The SDK Library/Frameworks path\n"
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" ${CMAKE_OSX_SYSROOT}/Library/Frameworks\n"
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"is not set up correctly on this system. "
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"This is known to occur when installing Xcode 3.2.6:\n"
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" http://bugs.python.org/issue14018\n"
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"The problem may cause build errors that report missing system frameworks. "
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"Fix your SDK symlinks to resolve this issue and avoid this warning."
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)
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endif()
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endif()
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# default to searching for application bundles first
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if(NOT DEFINED CMAKE_FIND_APPBUNDLE)
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set(CMAKE_FIND_APPBUNDLE FIRST)
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endif()
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# set up the default search directories for application bundles
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set(_apps_paths)
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foreach(_path
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"~/Applications"
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"/Applications"
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"${OSX_DEVELOPER_ROOT}/../Applications" # Xcode 4.3+
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"${OSX_DEVELOPER_ROOT}/Applications" # pre-4.3
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)
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get_filename_component(_apps "${_path}" ABSOLUTE)
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if(EXISTS "${_apps}")
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list(APPEND _apps_paths "${_apps}")
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endif()
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endforeach()
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if(_apps_paths)
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list(REMOVE_DUPLICATES _apps_paths)
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endif()
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set(CMAKE_SYSTEM_APPBUNDLE_PATH
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${_apps_paths})
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unset(_apps_paths)
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include(Platform/UnixPaths)
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if(CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND CMAKE_SYSTEM_PROCESSOR STREQUAL "arm64")
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list(PREPEND CMAKE_SYSTEM_PREFIX_PATH
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/opt/homebrew # Brew on Apple Silicon
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)
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endif()
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if(_CMAKE_OSX_SYSROOT_PATH)
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if(EXISTS ${_CMAKE_OSX_SYSROOT_PATH}/usr/include)
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list(INSERT CMAKE_SYSTEM_PREFIX_PATH 0 ${_CMAKE_OSX_SYSROOT_PATH}/usr)
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foreach(lang C CXX OBJC OBJCXX Swift)
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list(APPEND _CMAKE_${lang}_IMPLICIT_INCLUDE_DIRECTORIES_INIT ${_CMAKE_OSX_SYSROOT_PATH}/usr/include)
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endforeach()
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endif()
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if(EXISTS ${_CMAKE_OSX_SYSROOT_PATH}/usr/local/include)
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list(INSERT CMAKE_SYSTEM_PREFIX_PATH 0 ${_CMAKE_OSX_SYSROOT_PATH}/usr/local)
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foreach(lang C CXX OBJC OBJCXX Swift)
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list(APPEND _CMAKE_${lang}_IMPLICIT_INCLUDE_DIRECTORIES_INIT ${_CMAKE_OSX_SYSROOT_PATH}/usr/local/include)
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endforeach()
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endif()
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endif()
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list(APPEND CMAKE_SYSTEM_PREFIX_PATH
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/sw # Fink
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/opt/local # MacPorts
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)
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