SQLLEN QR_move_cursor_to_last()

in qresult.c [909:945]

• 35 lines of code
• 7 McCabe index (conditional complexity)

SQLLEN	QR_move_cursor_to_last(QResultClass *self, StatementClass *stmt)
{
	char		movecmd[64];
	QResultClass	*res;
	SQLLEN		moved;
	ConnectionClass	*conn = SC_get_conn(stmt);

	if (!QR_get_cursor(self))
		return 0;
	if (QR_once_reached_eof(self) &&
	    self->cursTuple >= self->num_total_read)
		return 0;
	SPRINTF_FIXED(movecmd,
		 "move all in \"%s\"", QR_get_cursor(self));
	res = CC_send_query(conn, movecmd, NULL, READ_ONLY_QUERY, stmt);
	if (!QR_command_maybe_successful(res))
	{
		QR_Destructor(res);
		SC_set_error(stmt, STMT_EXEC_ERROR, "move error occurred", __FUNCTION__);
		return (-1);
	}
	moved = (-1);
	int status = 0;
	if (secure_sscanf(res->command, &status, "MOVE " FORMAT_ULEN, ARG_FORMAT_ULEN(&moved)) > 0)
	{
		moved++;
		self->cursTuple += moved;
		if (!QR_once_reached_eof(self))
		{
			self->num_total_read = self->cursTuple;
			QR_set_reached_eof(self);
		}
	}
	QR_Destructor(res);

	return	moved;
}