ObjFW  Diff

{
	return objc_msg_sendv(self, selector, args);
}
#else
- performv: (SEL)selector
	  : (marg_list)args
{
#if !__OBJC2__
	Method method;
	unsigned size;
	Method m;
	char *encoding, rettype;
	size_t depth, argsize;

	if ((method = class_getInstanceMethod(isa, selector)) != NULL)
		size = method_getSizeOfArguments(method);
	else
		size = 0;

	if (!size)
		return [self forward: selector
				    : args];
	if ((m = class_getInstanceMethod(isa, selector)) == NULL ||
	    (encoding = (char*)method_getTypeEncoding(m)) == NULL)
		@throw [OFInvalidArgumentException newWithClass: [self class]
						    andSelector: _cmd];

	rettype = *encoding;

	/* Skip the return type */
	switch (*encoding) {
	case '{':
		for (depth = 0; *encoding; encoding++) {
			if (OF_UNLIKELY(*encoding == '{'))
				depth++;
			else if (OF_UNLIKELY(*encoding == '}') &&
			    OF_LIKELY(!--depth))
				break;
		}
		break;
	case '(':
		for (depth = 0; *encoding; encoding++) {
			if (OF_UNLIKELY(*encoding == '('))
				depth++;
			else if (OF_UNLIKELY(*encoding == ')') &&
			    OF_LIKELY(!--depth))
				break;
		}
		break;
	}
	encoding++;

	for (argsize = 0; *encoding >= '0' && *encoding <= '9'; encoding++)
		argsize = argsize * 10 + (*encoding - '0');

	/* We don't support returning structs or unions yet */
	if (rettype == '{' || rettype == '(')
		@throw [OFNotImplementedException newWithClass: [self class]
						   andSelector: _cmd];

#if __OBJC2__
	@throw [OFNotImplementedException newWithClass: [self class]
					   andSelector: _cmd];
	return objc_msgSendv(self, selector, size, args);
	return self;
#else
#warning ObjC2 removed objc_msgSendv and there is
#warning no own implementation for it yet!
	return nil;
	return objc_msgSendv(self, selector, argsize, args);
#endif
}
#endif

- (BOOL)isEqual: (id)obj
{
	/* Classes containing data should reimplement this! */