1#!/bin/bash 2 3set -e 4 5if [ "$#" -ne 2 ]; then 6 echo "$0 src.img target.img" >&2 7 exit 1 8fi 9 10srcimg=$1 11target=$2 12 13disksize=$(stat -c %s $srcimg) 14 15mycount=`expr $disksize \/ 1024 - 2048` 16 17dd if=$srcimg of=$target ibs=1k skip=1024 count=${mycount} 18 19