fix tag handling

Author: vladak

tools/Messages

@@ -383,11 +383,9 @@ do
             echo "Unknown option \"$opt\"" && Usage && exit 5
         ;;
         *)
-	    if [ "$MESSAGE_TYPE" = "config" ]; then
-		tags=${MESSAGE_TAGS[@]}
-		if [ "$tags" == "-g setconf" ]; then
-                    MESSAGE_FILE="$@"
-		fi
+	    tags=${MESSAGE_TAGS[@]}
+	    if [ "$MESSAGE_TYPE" = "config" -a "$tags" = "-g setconf" ]; then
+                MESSAGE_FILE="$@"
 	    else
                 if [ $# -ne 1 ]
                 then