ObjFW  Diff

		index = of_string_utf8_get_position(_s->cString, index,
		    _s->cStringLength);

	if (index > _s->cStringLength)
		@throw [OFOutOfRangeException exception];

	/* Shortcut if old and new character both are ASCII */
	if (character < 0x80 && !(_s->cString[index] & 0x80)) {
		_s->hashed = false;
		_s->cString[index] = character;
		return;
	}

	if ((lenNew = of_string_utf8_encode(character, buffer)) == 0)
		@throw [OFInvalidEncodingException exception];

		    _s->cStringLength - index - lenOld);
		memcpy(_s->cString + index, buffer, lenNew);

		_s->cStringLength -= lenOld;
		_s->cStringLength += lenNew;
		_s->cString[_s->cStringLength] = '\0';

		if (character >= 0x80)
			_s->isUTF8 = true;
	} else if (lenNew < (size_t)lenOld) {
		memmove(_s->cString + index + lenNew,
		    _s->cString + index + lenOld,
		    _s->cStringLength - index - lenOld);
		memcpy(_s->cString + index, buffer, lenNew);

		_s->cStringLength -= lenOld;
		_s->cStringLength += lenNew;
		_s->cString[_s->cStringLength] = '\0';

		if (character >= 0x80)
			_s->isUTF8 = true;

		@try {
			_s->cString = [self
			    resizeMemory: _s->cString
				    size: _s->cStringLength + 1];
		} @catch (OFOutOfMemoryException *e) {
			/* We don't really care, as we only made it smaller */

	       length: (size_t)cStringLength
{
	if (encoding == OF_STRING_ENCODING_UTF_8)
		[self appendUTF8String: cString
				length: cStringLength];
	else {
		void *pool = objc_autoreleasePoolPush();

		[self appendString:
		    [OFString stringWithCString: cString
				       encoding: encoding
					 length: cStringLength]];

		objc_autoreleasePoolPop(pool);
	}
}

- (void)appendString: (OFString*)string
{
	size_t UTF8StringLength;

	 */
	if (newCStringLength < _s->cStringLength)
		_s->cString = [self resizeMemory: _s->cString
					    size: newCStringLength + 1];

	_s->cStringLength = newCStringLength;
	_s->length = newLength;

	if ([replacement isKindOfClass: [OFString_UTF8 class]] ||
	    [replacement isKindOfClass: [OFMutableString_UTF8 class]]) {
		if (((OFString_UTF8*)replacement)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)replaceOccurrencesOfString: (OFString*)string
			withString: (OFString*)replacement
			   options: (int)options
			     range: (of_range_t)range
{

	newCString[newCStringLength] = 0;

	[self freeMemory: _s->cString];
	_s->hashed = false;
	_s->cString = newCString;
	_s->cStringLength = newCStringLength;
	_s->length = newLength;

	if ([replacement isKindOfClass: [OFString_UTF8 class]] ||
	    [replacement isKindOfClass: [OFMutableString_UTF8 class]]) {
		if (((OFString_UTF8*)replacement)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)deleteLeadingWhitespaces
{
	size_t i;

	for (i = 0; i < _s->cStringLength; i++)