MySQL
8.1.0
Source Code Documentation
node_no.h
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/* Copyright (c) 2015, 2023, Oracle and/or its affiliates.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef NODE_NO_H
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#define NODE_NO_H
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#define ull_void ~((synode_cnt)0)
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#define ul_void ~((u_long)0)
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#define u_void ~((u_int)0)
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/*
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Node numbers are usually very small. A real node_no value should never close
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to the maximum value of uint32_t. So VOID_NODE_NO is defined as the maximum
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value of uint32_t.
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*/
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#define VOID_NODE_NO (~((node_no)0))
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#endif
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node_no.h
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