void objc_disposeClassPair(Class cls)
{
if (0 == cls) { return; }
Class meta = ((id)cls)->isa;
// Remove from the runtime system so nothing tries updating the dtable
// while we are freeing the class.
{
LOCK_RUNTIME_FOR_SCOPE();
safe_remove_from_subclass_list(meta);
safe_remove_from_subclass_list(cls);
}
// Free the method and ivar lists.
freeMethodLists(cls);
freeMethodLists(meta);
freeIvarLists(cls);
if (cls->dtable != uninstalled_dtable)
{
free_dtable(cls->dtable);
}
if (meta->dtable != uninstalled_dtable)
{
free_dtable(meta->dtable);
}
// Free the class and metaclass
gc->free(meta);
gc->free(cls);
}
void objc_registerProtocol(Protocol *proto)
{
if (NULL == proto) { return; }
LOCK_RUNTIME_FOR_SCOPE();
if (objc_getProtocol(proto->name) != NULL) { return; }
if (nil != proto->isa) { return; }
proto->isa = ObjC2ProtocolClass;
protocol_table_insert((struct objc_protocol2*)proto);
}
PRIVATE void objc_collect_garbage_data(void(*cleanup)(void*), void *garbage)
{
if (0 == garbage_queue)
{
LOCK_RUNTIME_FOR_SCOPE();
if (0 == garbage_queue)
{
garbage_queue = dispatch_queue_create("ObjC deferred free queue", 0);
}
}
dispatch_async_f(garbage_queue, garbage, cleanup);
}
void objc_registerClassPair(Class cls)
{
LOCK_RUNTIME_FOR_SCOPE();
class_table_insert(cls);
objc_resolve_class(cls);
}
