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Arrange to emit a description of the current XLOG record as error context

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when an error occurs during xlog replay.  Also, replace the former risky
'write into a fixed-size buffer with no overflow detection' API for XLOG
record description routines; use an expansible StringInfo instead.  (The
latter accounts for most of the patch bulk.)

Qingqing Zhou
This commit is contained in:
Tom Lane
2006-03-24 04:32:13 +00:00
parent 4fb92718be
commit 0a20207060
25 changed files with 198 additions and 160 deletions
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11
src/backend/commands/tablespace.c
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@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/tablespace.c,v 1.31 2006/03/05 15:58:25 momjian Exp $
* $PostgreSQL: pgsql/src/backend/commands/tablespace.c,v 1.32 2006/03/24 04:32:13 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1042,7 +1042,7 @@ tblspc_redo(XLogRecPtr lsn, XLogRecord *record)
}
void
tblspc_desc(char *buf, uint8 xl_info, char *rec)
tblspc_desc(StringInfo buf, uint8 xl_info, char *rec)
{
uint8 info = xl_info & ~XLR_INFO_MASK;
@ -1050,16 +1050,15 @@ tblspc_desc(char *buf, uint8 xl_info, char *rec)
{
xl_tblspc_create_rec *xlrec = (xl_tblspc_create_rec *) rec;
sprintf(buf + strlen(buf), "create ts: %u \"%s\"",
appendStringInfo(buf, "create ts: %u \"%s\"",
xlrec->ts_id, xlrec->ts_path);
}
else if (info == XLOG_TBLSPC_DROP)
{
xl_tblspc_drop_rec *xlrec = (xl_tblspc_drop_rec *) rec;
sprintf(buf + strlen(buf), "drop ts: %u",
xlrec->ts_id);
appendStringInfo(buf, "drop ts: %u", xlrec->ts_id);
}
else
strcat(buf, "UNKNOWN");
appendStringInfo(buf, "UNKNOWN");
}