MySQL 9.0.0
Source Code Documentation
node_no.h
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1/* Copyright (c) 2015, 2024, Oracle and/or its affiliates.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License, version 2.0,
5 as published by the Free Software Foundation.
6
7 This program is designed to work with certain software (including
8 but not limited to OpenSSL) that is licensed under separate terms,
9 as designated in a particular file or component or in included license
10 documentation. The authors of MySQL hereby grant you an additional
11 permission to link the program and your derivative works with the
12 separately licensed software that they have either included with
13 the program or referenced in the documentation.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License, version 2.0, for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
23
24#ifndef NODE_NO_H
25#define NODE_NO_H
26
27#define ull_void ~((synode_cnt)0)
28#define ul_void ~((u_long)0)
29#define u_void ~((u_int)0)
30
31/*
32 Node numbers are usually very small. A real node_no value should never close
33 to the maximum value of uint32_t. So VOID_NODE_NO is defined as the maximum
34 value of uint32_t.
35*/
36#define VOID_NODE_NO (~((node_no)0))
37
38#endif