1#! /bin/bash -x 2# extracts .config info from a [b]zImage file 3# uses: binoffset (new), dd, zcat, strings, grep 4# $arg1 is [b]zImage filename 5 6HDR=`binoffset $1 0x1f 0x8b 0x08 0x0` 7PID=$$ 8TMPFILE="$1.vmlin.$PID" 9 10# dd if=$1 bs=1 skip=$HDR | zcat - | strings /dev/stdin \ 11# | grep "[A-Za-z_0-9]=[ynm]$" | sed "s/^/CONFIG_/" > $1.oldconfig.$PID 12# exit 13 14dd if=$1 bs=1 skip=$HDR | zcat - > $TMPFILE 15strings $TMPFILE | grep "^[\#[:blank:]]*CONFIG_[A-Za-z_0-9]*" > $1.oldconfig.$PID 16wc $1.oldconfig.$PID 17rm $TMPFILE 18