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pgstat's truncation of query string needs to be multibyte-aware.

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Patch from sugita@sra.co.jp.
This commit is contained in:
Tom Lane 2002-02-07 22:20:26 +00:00
parent fe1a9c3362
commit 0cc9917bb6
1 changed files with 8 additions and 1 deletions
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9
src/backend/postmaster/pgstat.c
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@ -16,7 +16,7 @@
*
* Copyright (c) 2001, PostgreSQL Global Development Group
*
* $Header: /cvsroot/pgsql/src/backend/postmaster/pgstat.c,v 1.16 2001/12/03 19:02:58 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/postmaster/pgstat.c,v 1.17 2002/02/07 22:20:26 tgl Exp $
* ----------
*/
#include "postgres.h"
@ -38,6 +38,9 @@
#include "catalog/pg_shadow.h"
#include "catalog/pg_database.h"
#include "libpq/pqsignal.h"
#ifdef MULTIBYTE
#include "mb/pg_wchar.h"
#endif
#include "miscadmin.h"
#include "utils/memutils.h"
#include "storage/backendid.h"
@ -424,8 +427,12 @@ pgstat_report_activity(char *what)
return;
len = strlen(what);
#ifdef MULTIBYTE
len = pg_mbcliplen((const unsigned char *)what, len, PGSTAT_ACTIVITY_SIZE - 1);
#else
if (len >= PGSTAT_ACTIVITY_SIZE)
len = PGSTAT_ACTIVITY_SIZE - 1;
#endif
memcpy(msg.m_what, what, len);
msg.m_what[len] = '\0';