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这是我写的一个进入chroot环境的脚本,退出的时候如何退呢?
包括卸载/dev/sdb4光盘
#Mounting LFS disk
mount -t ext3 /dev/sdb4 /mnt/lfs
#
export LFS=/mnt/lfs
#Mounting And Populating /dev
mount -v --bind /dev $LFS/dev
#Mounting Virtual Kernel File Systems
mount -vt devpts devpts $LFS/dev/pts
mount -vt tmpfs shm $LFS/dev/shm
mount -vt proc proc $LFS/proc
mount -vt sysfs sysfs $LFS/sys
#6.4. Entering the Chroot Environment
chroot "$LFS" /tools/bin/env -i \
HOME=/root TERM="$TERM" PS1='\u:\w\$ ' \
PATH=/bin:/usr/bin:/sbin:/usr/sbin:/tools/bin \
/tools/bin/bash --login +h |
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