Default client encoding to server encoding for dblink connections. Addresses

issue raised by Ruzsinszky Attila and confirmed by others.

 ----------------------------------------------------------------------

diff --git a/contrib/dblink/dblink.c b/contrib/dblink/dblink.c
index 283b4d0..e709ae9 100644 (file)
--- a/contrib/dblink/dblink.c
+++ b/contrib/dblink/dblink.c
@@ -8,7 +8,7 @@
  * Darko Prenosil <Darko.Prenosil@finteh.hr>
  * Shridhar Daithankar <shridhar_daithankar@persistent.co.in>
  *
- * $PostgreSQL: pgsql/contrib/dblink/dblink.c,v 1.79 2009/06/06 21:27:56 joe Exp $
+ * $PostgreSQL: pgsql/contrib/dblink/dblink.c,v 1.80 2009/06/09 16:35:36 joe Exp $
  * Copyright (c) 2001-2009, PostgreSQL Global Development Group
  * ALL RIGHTS RESERVED;
  *
@@ -48,6 +48,7 @@
 #include "executor/spi.h"
 #include "foreign/foreign.h"
 #include "lib/stringinfo.h"
+#include "mb/pg_wchar.h"
 #include "miscadmin.h"
 #include "nodes/execnodes.h"
 #include "nodes/nodes.h"
@@ -185,6 +186,7 @@ typedef struct remoteConnHashEnt
                                                         errdetail("%s", msg))); \
                                } \
                                dblink_security_check(conn, rconn); \
+                               PQsetClientEncoding(conn, GetDatabaseEncodingName()); \
                                freeconn = true; \
                        } \
        } while (0)
@@ -263,6 +265,9 @@ dblink_connect(PG_FUNCTION_ARGS)
        /* check password actually used if not superuser */
        dblink_security_check(conn, rconn);
 
+       /* attempt to set client encoding to match server encoding */
+       PQsetClientEncoding(conn, GetDatabaseEncodingName());
+
        if (connname)
        {
                rconn->conn = conn;