ObjFW  Diff

#import "macros.h"

#if defined(OF_OBJFW_RUNTIME)
# import <objfw-rt.h>
#elif defined(OF_OLD_GNU_RUNTIME)
# import <objc/objc-api.h>
# import <objc/sarray.h>
# import <objc/Protocol.h>
#else
# import <objc/runtime.h>
#endif

#ifdef _WIN32
# include <windows.h>
#endif

	Class c;
	struct objc_protocol_list *pl;
	size_t i;

	for (c = self; c != Nil; c = class_get_super_class(c))
		for (pl = c->protocols; pl != NULL; pl = pl->next)
			for (i = 0; i < pl->count; i++)
				if ([pl->list[i] conformsToProtocol: protocol])
				if ([pl->list[i] conformsTo: protocol])
					return YES;

	return NO;
#else
	Class c;

	for (c = self; c != Nil; c = class_getSuperclass(c))

	 */
	return class_replaceMethod(((OFObject*)self)->isa, selector, newimp,
	    method_getTypeEncoding(method));
#endif
}

+ (IMP)replaceClassMethod: (SEL)selector
      withMethodFromClass: (Class)class;
      withMethodFromClass: (Class)class
{
	IMP newimp;

	if (![class isSubclassOfClass: self])
		@throw [OFInvalidArgumentException newWithClass: self
						       selector: _cmd];

	return class_replaceMethod(self, selector, newimp,
	    method_getTypeEncoding(method));
#endif
}

+ (IMP)replaceInstanceMethod: (SEL)selector
	 withMethodFromClass: (Class)class;
	 withMethodFromClass: (Class)class
{
	IMP newimp;

	if (![class isSubclassOfClass: self])
		@throw [OFInvalidArgumentException newWithClass: self
						       selector: _cmd];

	if (nitems > SIZE_MAX / size)
		@throw [OFOutOfRangeException newWithClass: isa];

	return [self resizeMemory: ptr
			   toSize: nitems * size];
}

- (void)freeMemory: (void*)ptr;
- (void)freeMemory: (void*)ptr
{
	void **iter, *last, **memchunks;
	size_t i, memchunks_size;

	if (ptr == NULL)
		return;