updroot

来自「microwindows移植到S3C44B0的源码」· 代码 · 共 28 行

#!/bin/sh

SIZE=1024
SRC=root
DST=root.ext2

TMP=/tmp/root.ext2
MNT=/tmp/root.mnt

dd if=/dev/zero of=$TMP bs=1024 count=$SIZE 2>&1 | grep -v 'records \(in\|out\)' 1>&2
mke2fs -m0 -q -F $TMP 2>&1 | grep -v '^mke2fs ' 1>&2

mkdir -p $MNT
sudo mount -t ext2 $TMP $MNT -o loop

mkdir -p $MNT/dev

rm -rf $MNT/lost+found

# Not need with devfs
#sudo mknod $MNT/dev/console c 5 1

(cd $SRC; tar cf - .) | (cd $MNT; tar xvf -)

sudo umount $MNT

mv $TMP .