ObjFW  Diff

	}

	objc_autoreleasePoolPop(pool);
}

- (void)deleteLeadingWhitespaces
{
	void *pool = objc_autoreleasePoolPush();
	const of_unichar_t *characters = [self characters];
	size_t i, length = [self length];

	for (i = 0; i < length; i++) {
		of_unichar_t c = [self characterAtIndex: i];
		of_unichar_t c = characters[i];

		if (c != ' '  && c != '\t' && c != '\n' && c != '\r' &&
		if (c != ' ' && c != '\t' && c != '\n' && c != '\r' &&
		    c != '\f')
			break;
	}

	objc_autoreleasePoolPop(pool);

	[self deleteCharactersInRange: of_range(0, i)];
}

- (void)deleteTrailingWhitespaces
{
	void *pool;
	const of_unichar_t *characters, *p;
	size_t length = [self length];
	ssize_t i;
	size_t length, d;

	length = [self length];

	if (length - 1 > SSIZE_MAX)
	if (length == 0)
		@throw [OFOutOfRangeException exception];
		return;

	for (i = length - 1; i >= 0; i--) {
		of_unichar_t c = [self characterAtIndex: i];
	pool = objc_autoreleasePoolPush();
	characters = [self characters];

	d = 0;
	for (p = characters + length - 1; p >= characters; p--) {
		if (c != ' '  && c != '\t' && c != '\n' && c != '\r' &&
		    c != '\f')
		if (*p != ' ' && *p != '\t' && *p != '\n' && *p != '\r' &&
		    *p != '\f')
			break;
	}

	[self deleteCharactersInRange: of_range(i + 1, length - i - 1)];

		d++;
	}

	objc_autoreleasePoolPop(pool);

	[self deleteCharactersInRange: of_range(length - d, d)];
}

- (void)deleteEnclosingWhitespaces
{
	[self deleteLeadingWhitespaces];
	[self deleteTrailingWhitespaces];
}