nodes.c

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/*-------------------------------------------------------------------------
 *
 * nodes.c
 *    support code for nodes (now that we have removed the home-brew
 *    inheritance system, our support code for nodes is much simpler)
 *
 * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 *
 * IDENTIFICATION
 *    src/backend/nodes/nodes.c
 *
 * HISTORY
 *    Andrew Yu         Oct 20, 1994    file creation
 *
 *-------------------------------------------------------------------------
 */
#include "postgres.h"
 
#include "nodes/nodes.h"
 
/*
 * Support for newNode() macro
 *
 * In a GCC build there is no need for the global variable newNodeMacroHolder.
 * However, we create it anyway, to support the case of a non-GCC-built
 * loadable module being loaded into a GCC-built backend.
 */
 
Node       *newNodeMacroHolder;