code-style: use tabs for indent

sxbm

@@ -66,11 +66,14 @@ bm_add() {
 
 	while [ -n "$1" ]; do
 		case "$1" in
-      *.*) [ -z "$LINK" ] &&
-             LINK="$1" ||
-             die "too many links\n$LINK\n$1" ;;
-      +*) TAGS="${TAGS}$1 " ;;
-      *) TITLE="${TITLE}$1 " ;;
+		*.*)
+			[ -n "$LINK" ] && die "too many links\n$LINK\n$1"
+			LINK="$1"
+		;;
+		+*) TAGS="${TAGS}$1 "
+		;;
+		*) TITLE="${TITLE}$1 "
+		;;
 		esac
 		shift
 	done