node_no.h

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/* Copyright (c) 2015, 2022, Oracle and/or its affiliates.
 
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   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.
 
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   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License, version 2.0, for more details.
 
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#ifndef NODE_NO_H
#define NODE_NO_H
 
#define ull_void ~((synode_cnt)0)
#define ul_void ~((u_long)0)
#define u_void ~((u_int)0)
 
/*
  Node numbers are usually very small. A real node_no value should never close
  to the maximum value of uint32_t. So VOID_NODE_NO is defined as the maximum
  value of uint32_t.
*/
#define VOID_NODE_NO (~((node_no)0))
 
#endif