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Macro for btree runtime fix.
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@ -7,7 +7,7 @@
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nbtree.h,v 1.50 2001/01/24 19:43:19 momjian Exp $
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* $Id: nbtree.h,v 1.51 2001/02/07 23:34:18 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -50,6 +50,10 @@ typedef BTPageOpaqueData *BTPageOpaque;
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#define BTREE_METAPAGE 0 /* first page is meta */
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#define BTREE_MAGIC 0x053162
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#define BTreeInvalidParent(opaque) \
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(opaque->btpo_parent == InvalidBlockNumber || \
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opaque->btpo_parent == BTREE_METAPAGE)
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#define BTREE_VERSION 1
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typedef struct BTMetaPageData
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