#!/usr/bin/env bash
# Copyright (C) 2006-2012 OpenWrt.org
set -e -x
-[ $# == 5 -o $# == 6 ] || {
+if [ $# -ne 5 ] && [ $# -ne 6 ]; then
echo "SYNTAX: $0 <file> <kernel size> <kernel directory> <rootfs size> <rootfs image> [<align>]"
exit 1
-}
+fi
OUTPUT="$1"
KERNELSIZE="$2"