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Commite2a618f

Browse files
committed
Fix for GUC client_encoding variable not being handled
correctly. See following thread for more details.Subject: [HACKERS] client_encoding directive is ignored in postgresql.confFrom: Tatsuo Ishii <t-ishii@sra.co.jp>Date: Wed, 29 Jan 2003 22:24:04 +0900 (JST)
1 parentd5740d7 commite2a618f

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4 files changed

+31
-5
lines changed

4 files changed

+31
-5
lines changed

‎src/backend/utils/init/postinit.c

Lines changed: 4 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/utils/init/postinit.c,v 1.118 2002/11/21 06:36:08 tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/utils/init/postinit.c,v 1.119 2003/02/19 14:31:26 ishii Exp $
1212
*
1313
*
1414
*-------------------------------------------------------------------------
@@ -397,6 +397,9 @@ InitPostgres(const char *dbname, const char *username)
397397
/* set default namespace search path */
398398
InitializeSearchPath();
399399

400+
/* initialize client encoding */
401+
InitializeClientEncoding();
402+
400403
/*
401404
* Set up process-exit callback to do pre-shutdown cleanup. This
402405
* should be last because we want shmem_exit to call this routine

‎src/backend/utils/mb/mbutils.c

Lines changed: 23 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -4,7 +4,7 @@
44
* (currently mule internal code (mic) is used)
55
* Tatsuo Ishii
66
*
7-
* $Header: /cvsroot/pgsql/src/backend/utils/mb/mbutils.c,v 1.37 2002/11/26 02:22:29 ishii Exp $
7+
* $Header: /cvsroot/pgsql/src/backend/utils/mb/mbutils.c,v 1.38 2003/02/19 14:31:26 ishii Exp $
88
*/
99
#include"postgres.h"
1010

@@ -37,6 +37,8 @@ static unsigned char *perform_default_encoding_conversion(unsigned char *src,
3737
intlen,boolis_client_to_server);
3838
staticintcliplen(constunsignedchar*str,intlen,intlimit);
3939

40+
/* Flag to we need to initialize client encoding info */
41+
staticboolneed_to_init_client_encoding=-1;
4042

4143
/*
4244
* Set the client encoding and save fmgrinfo for the converion
@@ -58,6 +60,13 @@ SetClientEncoding(int encoding, bool doit)
5860
if (!PG_VALID_FE_ENCODING(encoding))
5961
return (-1);
6062

63+
/* If we cannot actualy set client encoding info, remeber it
64+
* so that we could set it using InitializeClientEncoding()
65+
* in InitPostgres()
66+
*/
67+
if (current_server_encoding!=encoding&& !IsTransactionState())
68+
need_to_init_client_encoding=encoding;
69+
6170
if (current_server_encoding==encoding||
6271
(current_server_encoding==PG_SQL_ASCII||encoding==PG_SQL_ASCII))
6372
{
@@ -115,6 +124,19 @@ SetClientEncoding(int encoding, bool doit)
115124
return0;
116125
}
117126

127+
/* Initialize client encoding if necessary.
128+
* called from InitPostgres() once during backend starting up.
129+
*/
130+
void
131+
InitializeClientEncoding()
132+
{
133+
if (need_to_init_client_encoding>0)
134+
{
135+
SetClientEncoding(need_to_init_client_encoding,1);
136+
need_to_init_client_encoding=-1;
137+
}
138+
}
139+
118140
/*
119141
* returns the current client encoding */
120142
int

‎src/include/mb/pg_wchar.h

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $Id: pg_wchar.h,v 1.44 2002/09/04 20:31:42 momjian Exp $ */
1+
/* $Id: pg_wchar.h,v 1.45 2003/02/19 14:31:26 ishii Exp $ */
22

33
#ifndefPG_WCHAR_H
44
#definePG_WCHAR_H
@@ -295,6 +295,7 @@ extern intpg_database_encoding_max_length(void);
295295

296296
externvoidSetDefaultClientEncoding(void);
297297
externintSetClientEncoding(intencoding,booldoit);
298+
externvoidInitializeClientEncoding(void);
298299
externintpg_get_client_encoding(void);
299300
externconstchar*pg_get_client_encoding_name(void);
300301

‎src/interfaces/libpq/fe-connect.c

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-connect.c,v 1.223 2003/02/14 01:24:26tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-connect.c,v 1.224 2003/02/19 14:31:26ishii Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -1744,7 +1744,7 @@ PQsetenvPoll(PGconn *conn)
17441744
* server for it. We must use begin/commit in
17451745
* case autocommit is off by default.
17461746
*/
1747-
if (!PQsendQuery(conn,"begin; selectgetdatabaseencoding(); commit"))
1747+
if (!PQsendQuery(conn,"begin; selectpg_client_encoding(); commit"))
17481748
gotoerror_return;
17491749

17501750
conn->setenv_state=SETENV_STATE_ENCODINGS_WAIT;

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