Make "log_temp_files" super-user set only, like other logging options.

Simon Riggs

doc/src/sgml/config.sgml

-<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.186 2008/08/19 18:30:04 tgl Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.187 2008/08/22 18:47:07 momjian Exp $ -->
 
 <chapter Id="runtime-config">
   <title>Server Configuration</title>
@@ -3175,6 +3175,7 @@ local0.*    /var/log/postgresql
         values log only files whose size is equal or greater than
         the specified number of kilobytes.  The
         default is <literal>-1</>, which disables this logging.
+        Only superusers can change this setting.
        </para>
       </listitem>
      </varlistentry>

src/backend/utils/misc/guc.c

@@ -10,7 +10,7 @@
  * Written by Peter Eisentraut <peter_e@gmx.net>.
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.468 2008/08/22 00:20:40 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.469 2008/08/22 18:47:07 momjian Exp $
  *
  *--------------------------------------------------------------------
  */
@@ -1901,7 +1901,7 @@ static struct config_int ConfigureNamesInt[] =
 	},
 
 	{
-		{"log_temp_files", PGC_USERSET, LOGGING_WHAT,
+		{"log_temp_files", PGC_SUSET, LOGGING_WHAT,
 			gettext_noop("Log the use of temporary files larger than this number of kilobytes."),
 			gettext_noop("Zero logs all files. The default is -1 (turning this feature off)."),
 			GUC_UNIT_KB