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46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
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/*-------------------------------------------------------------------------
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*
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* smgrdesc.c
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* rmgr descriptor routines for catalog/storage.c
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*
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* Portions Copyright (c) 1996-2012, 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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*
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* IDENTIFICATION
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* src/backend/access/rmgrdesc/smgrdesc.c
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*
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*-------------------------------------------------------------------------
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*/
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#include "postgres.h"
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#include "catalog/catalog.h"
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#include "catalog/storage_xlog.h"
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void
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smgr_desc(StringInfo buf, uint8 xl_info, char *rec)
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{
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uint8 info = xl_info & ~XLR_INFO_MASK;
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if (info == XLOG_SMGR_CREATE)
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{
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xl_smgr_create *xlrec = (xl_smgr_create *) rec;
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char *path = relpathperm(xlrec->rnode, xlrec->forkNum);
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appendStringInfo(buf, "file create: %s", path);
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pfree(path);
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}
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else if (info == XLOG_SMGR_TRUNCATE)
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{
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xl_smgr_truncate *xlrec = (xl_smgr_truncate *) rec;
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char *path = relpathperm(xlrec->rnode, MAIN_FORKNUM);
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appendStringInfo(buf, "file truncate: %s to %u blocks", path,
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xlrec->blkno);
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pfree(path);
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}
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else
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appendStringInfo(buf, "UNKNOWN");
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}
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