Cargo Features
[dependencies]
objc-sys = { version = "0.3.3", default-features = false, features = ["std", "alloc", "apple", "gnustep-1-7", "gnustep-1-8", "gnustep-1-9", "gnustep-2-0", "gnustep-2-1", "unstable-winobjc", "unstable-objfw", "unstable-c-unwind", "unstable-exception", "unstable-docsrs"] }
- default = apple, std
-
The default runtime is Apple's. Other platforms will probably error if the correct feature flag is not specified.
- std default = alloc
-
Currently not possible to turn off, put here for forwards compatibility.
- alloc std
- apple default
-
Link to Apple's objc4
Affects
constants::OBJC_SYNC_SUCCESS
,constants::OBJC_SYNC_NOT_OWNING_THREAD_ERROR
,constants::OBJC_SYNC_TIMED_OUT
,constants::OBJC_SYNC_NOT_INITIALIZED
,exception::objc_exception_matcher
,exception::objc_exception_preprocessor
,exception::objc_uncaught_exception_handler
,exception::objc_exception_handler
… - gnustep-1-7 gnustep-1-8?
-
Link to GNUStep's libobjc2
- gnustep-1-8 gnustep-1-9? unstable-winobjc? = gnustep-1-7
- gnustep-1-9 gnustep-2-0? = gnustep-1-8
- gnustep-2-0 gnustep-2-1? = gnustep-1-9
- gnustep-2-1 = gnustep-2-0
- unstable-winobjc = gnustep-1-8
-
Link to Microsoft's libobjc2
- unstable-objfw
-
Link to ObjFW
Affects
exception::objc_uncaught_exception_handler
… - unstable-c-unwind
-
Use nightly c_unwind feature
- unstable-exception = cc
-
Private
Affects
exception::try_catch
… - unstable-docsrs
Features from optional dependencies
In crates that don't use the dep:
syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.
- cc build unstable-exception?