#!/bin/sh
#
initrd=${1:-initrd.img}
ramdisk=${2:-ramdisk}
if [ ! -f $initrd ]; then
echo "$initrd does not exist."
exit 1
fi
if [ -d $ramdisk ]; then
echo "$ramdisk already exists."
exit 1
fi
mkdir -p $ramdisk
zcat $initrd | ( cd $ramdisk; cpio -i )