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ad16172625
- __strong pointers, preventing objects from being freed
_ __weak pointers are automatically freed when the last remaining __strong pointer goes away
- objc_gc_{retain,release}_np() functions, which can be used to implement CFRetain() and CFRelease() (adds an reference count - the object will not be collected until after its last retain is gone.
20 lines
373 B
C
20 lines
373 B
C
#include "visibility.h"
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#include "objc/runtime.h"
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#include "gc_ops.h"
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#include "class.h"
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#include <stdlib.h>
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static id allocate_class(Class cls, size_t extraBytes)
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{
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return calloc(cls->instance_size + extraBytes, 1);
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}
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PRIVATE struct gc_ops gc_ops_none =
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{
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.allocate_class = allocate_class
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};
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PRIVATE struct gc_ops *gc = &gc_ops_none;
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PRIVATE BOOL isGCEnabled = NO;
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