ObjFW  Check-in [1421bc837b]

	OFString *ret;

	/* Look if there's a line or \0 in our cache */
	if (cache != NULL) {
		for (i = 0; i < cache_len; i++) {
			if (OF_UNLIKELY(cache[i] == '\n' ||
			    cache[i] == '\0')) {
				ret_len = i;

				if (i > 0 && cache[i - 1] == '\r')
					ret_len--;

				ret = [OFString stringWithCString: cache
							 encoding: encoding
							   length: i];
							   length: ret_len];

				tmp = [self allocMemoryWithSize: cache_len -
								 i - 1];
				memcpy(tmp, cache + i + 1, cache_len - i - 1);

				[self freeMemory: cache];
				cache = tmp;

	tmp = [self allocMemoryWithSize: pagesize];

	@try {
		for (;;) {
			if ([self atEndOfStreamWithoutCache]) {
				if (cache == NULL)
					return nil;

				ret_len = cache_len;

				if (ret_len > 0 && cache[ret_len - 1] == '\r')
					ret_len--;

				ret = [OFString stringWithCString: cache
							 encoding: encoding
							   length: cache_len];
							   length: ret_len];

				[self freeMemory: cache];
				cache = NULL;
				cache_len = 0;

				return ret;
			}

					ret_len = cache_len + i;
					ret_c = [self
					    allocMemoryWithSize: ret_len];

					if (cache != NULL)
						memcpy(ret_c, cache, cache_len);
					memcpy(ret_c + cache_len, tmp, i);

					if (ret_len > 0 &&
					    ret_c[ret_len - 1] == '\r')
						ret_len--;

					@try {
						ret = [OFString
						    stringWithCString: ret_c
							     encoding: encoding
							       length: ret_len];
					} @finally {