ObjFW  Check-in [1aca64c18e]

	      freeWhenDone: (bool)freeWhenDone
{
	self = [super init];

	@try {
		size_t UTF8StringLength = strlen(UTF8String);

		_s = &_storage;

		if (freeWhenDone)
			_s->freeWhenDone = UTF8String;

		if (UTF8StringLength >= 3 &&
		    memcmp(UTF8String, "\xEF\xBB\xBF", 3) == 0) {
			UTF8String += 3;
			UTF8StringLength -= 3;
		}

		_s = &_storage;

		_s->cString = (char *)UTF8String;
		_s->cStringLength = UTF8StringLength;

		if (freeWhenDone)
			_s->freeWhenDone = UTF8String;

		switch (of_string_utf8_check(UTF8String, UTF8StringLength,
		    &_s->length)) {
		case 1:
			_s->isUTF8 = true;
			break;
		case -1:
			@throw [OFInvalidEncodingException exception];