Fixed a critical bug in pgsql handler vservers support.

handlers/pgsql

@@ -69,7 +69,7 @@ chmod 700 $vroot$backupdir
 # if $databases = all, use pg_dumpall
 if [ "$databases" == "all" ]; then
     if [ $usevserver ]; then
-	execstr="$VSERVER $vsname exec su - postgres -c $PGSQLDUMPALL > $vroot$backupdir/${vsname}.sql"
+	execstr="$VSERVER $vsname exec su - postgres -c $PGSQLDUMPALL > $backupdir/${vsname}.sql"
     else
 	execstr="su - postgres -c $PGSQLDUMPALL > $backupdir/${localhost}-all.sql"
     fi
@@ -91,7 +91,7 @@ else
     for db in $databases; do
 	if [ $usevserver ]
 	    then
-	    execstr="$VSERVER $vsname exec su - postgres -c $PGSQLDUMP $db > $vroot$backupdir/${db}.sql"
+	    execstr="$VSERVER $vsname exec su - postgres -c $PGSQLDUMP $db > $backupdir/${db}.sql"
 	else
 	    execstr="su - postgres -c $PGSQLDUMP $db > $backupdir/${db}.sql"
 	fi