ObjFW  Diff

		char *name;

		if ((keyLength = key.UTF8StringLength) < 1) {
			objc_autoreleasePoolPop(pool);
			return [self valueForUndefinedKey: key];
		}

		name = of_alloc(keyLength + 3, 1);
		name = OFAllocMemory(keyLength + 3, 1);
		@try {
			memcpy(name, "is", 2);
			memcpy(name + 2, key.UTF8String, keyLength);
			name[keyLength + 2] = '\0';

			name[2] = of_ascii_toupper(name[2]);
			name[2] = OFASCIIToUpper(name[2]);

			selector = sel_registerName(name);
		} @finally {
			free(name);
			OFFreeMemory(name);
		}

		methodSignature = [self methodSignatureForSelector: selector];

		if (methodSignature == NULL) {
			objc_autoreleasePoolPop(pool);
			return [self valueForUndefinedKey: key];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}

- (id)valueForUndefinedKey: (OFString *)key
{
	@throw [OFUndefinedKeyException exceptionWithObject: self
	@throw [OFUndefinedKeyException exceptionWithObject: self key: key];
							key: key];
}

- (void)setValue: (id)value
- (void)setValue: (id)value forKey: (OFString *)key
	  forKey: (OFString *)key
{
	void *pool = objc_autoreleasePoolPush();
	size_t keyLength;
	char *name;
	SEL selector;
	OFMethodSignature *methodSignature;
	const char *valueType;

	if ((keyLength = key.UTF8StringLength) < 1) {
		objc_autoreleasePoolPop(pool);
		[self	   setValue: value
		    forUndefinedKey: key];
		[self setValue: value forUndefinedKey: key];
		return;
	}

	name = of_alloc(keyLength + 5, 1);
	name = OFAllocMemory(keyLength + 5, 1);
	@try {
		memcpy(name, "set", 3);
		memcpy(name + 3, key.UTF8String, keyLength);
		memcpy(name + keyLength + 3, ":", 2);

		name[3] = of_ascii_toupper(name[3]);
		name[3] = OFASCIIToUpper(name[3]);

		selector = sel_registerName(name);
	} @finally {
		free(name);
		OFFreeMemory(name);
	}

	methodSignature = [self methodSignatureForSelector: selector];

	if (methodSignature == nil ||
	    methodSignature.numberOfArguments != 3 ||
	    *methodSignature.methodReturnType != 'v' ||
	    *[methodSignature argumentTypeAtIndex: 0] != '@' ||
	    *[methodSignature argumentTypeAtIndex: 1] != ':') {
		objc_autoreleasePoolPop(pool);
		[self	   setValue: value
		    forUndefinedKey: key];
		[self setValue: value forUndefinedKey: key];
		return;
	}

	valueType = [methodSignature argumentTypeAtIndex: 2];

	if (*valueType != '@' && *valueType != '#' && value == nil) {
		objc_autoreleasePoolPop(pool);

	CASE('L', unsigned long, unsignedLongValue)
	CASE('Q', unsigned long long, unsignedLongLongValue)
	CASE('f', float, floatValue)
	CASE('d', double, doubleValue)
#undef CASE
	default:
		objc_autoreleasePoolPop(pool);
		[self	   setValue: value
		    forUndefinedKey: key];
		[self setValue: value forUndefinedKey: key];
		return;
	}

	objc_autoreleasePoolPop(pool);
}

- (void)setValue: (id)value
- (void)setValue: (id)value forKeyPath: (OFString *)keyPath
      forKeyPath: (OFString *)keyPath
{
	void *pool = objc_autoreleasePoolPush();
	OFArray *keys = [keyPath componentsSeparatedByString: @"."];
	size_t keysCount = keys.count;
	id object = self;
	size_t i = 0;

	for (OFString *key in keys) {
		if (++i == keysCount)
			[object setValue: value
			[object setValue: value forKey: key];
				  forKey: key];
		else
			object = [object valueForKey: key];
	}

	objc_autoreleasePoolPop(pool);
}

-  (void)setValue: (id)value
-  (void)setValue: (id)value forUndefinedKey: (OFString *)key
  forUndefinedKey: (OFString *)key
{
	@throw [OFUndefinedKeyException exceptionWithObject: self
							key: key
						      value: value];
}

- (void)setNilValueForKey: (OFString *)key
{
	@throw [OFInvalidArgumentException exception];
}
@end