#!/bin/sh

set -eu

usage()
{
	echo "Usage: $(basename "$0") [-l] <initramfs file>"
}

if [ "$#" -eq 0 ] ; then
	usage >&2
	exit 1
fi

umi_opts="--list"

OPTIONS=$(getopt -o hl --long help,long -n "$0" -- "$@")
# Check for non-GNU getopt
if [ $? != 0 ] ; then echo "W: non-GNU getopt" >&2 ; exit 1 ; fi

eval set -- "$OPTIONS"

while true; do
        case "$1" in
        -h|--help)
		usage
		exit 0
	;;
	-l|--long)
		umi_opts="${umi_opts:+${umi_opts} --verbose}"
		shift
	;;
	--)
		shift
		break
	;;
	*)
		echo "Internal error!" >&2
		exit 1
	esac
done

for initramfs in "$@" ; do
	unmkinitramfs $umi_opts -- "$initramfs"
done