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BOOL
class_conformsToProtocol(Class cls, Protocol *p)
{
struct objc_protocol_list *pl;
struct objc_category **cats;
long i, j;
for (pl = cls->protocols; pl != NULL; pl = pl->next) {
for (i = 0; i < pl->count; i++) {
if (!strcmp(pl->list[i]->name, p->name))
return YES;
}
}
if (!strcmp(pl->list[j]->name, p->name)) {
objc_global_mutex_unlock();
return YES;
}
}
}
}
objc_global_mutex_unlock();
return NO;
}
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<
<
>
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BOOL
class_conformsToProtocol(Class cls, Protocol *p)
{
struct objc_protocol_list *pl;
struct objc_category **cats;
long i, j;
for (pl = cls->protocols; pl != NULL; pl = pl->next)
for (i = 0; i < pl->count; i++)
if (protocol_conformsToProtocol(pl->list[i], p))
return YES;
objc_global_mutex_lock();
if ((cats = objc_categories_for_class(cls)) == NULL) {
objc_global_mutex_unlock();
return NO;
}
for (i = 0; cats[i] != NULL; i++) {
for (pl = cats[i]->protocols; pl != NULL; pl = pl->next) {
for (j = 0; j < pl->count; j++) {
if (protocol_conformsToProtocol(
pl->list[j], p)) {
objc_global_mutex_unlock();
return YES;
}
}
}
}
objc_global_mutex_unlock();
return NO;
}
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