usr/src/sys/tahoedist/makeboot

#!/bin/sh
#
# Copyright (c) 1983 Regents of the University of California.
# All rights reserved.  The Berkeley software License Agreement
# specifies the terms and conditions for redistribution.
#
#       %W% (Berkeley) %G%
#
#       maketape [ 6250 | 1600 [ tapename [ remotetapemachine ] ] ]
miniroot=dk4a
bootroot=dk5a
tape=/dev/rmt12
type=1600
if [ $# -gt 0 ]; then type=$1; fi
if [ $# -gt 1 ]; then tape=$2; fi
tartape=$tape
if [ $# -gt 2 ]; then remote=$3; tartape='-'; fi
#
trap "rm -f /tmp/tape.$$; exit" 0 1 2 3 13 15
$remote mt -t ${tape} rew
date
umount /dev/dk1a
umount /dev/dk4c
mount -r /dev/dk1a /nbsd
mount -r /dev/dk4c /nbsd/usr
cd /nbsd
sync
echo "Add image of bootstrap file system"
eval dd if=/dev/r${bootroot} bs=1024 count=250 conv=sync ${remote+'|'} \
        ${remote-"of=$tape"} ${remote+'/usr/local/n20b 1024 ">" $tape'}
echo "Add image of mini-root file system"
eval dd if=/dev/r${miniroot} count=205 bs=n20b conv=sync ${remote+'|'} \
        ${remote-"of=$tape"} ${remote+'/usr/local/n20b ">" $tape'}
echo "Add full dump of real file system"
/etc/${remote+r}dump 0uf $remote${remote+:}${tape} /nbsd
echo "Done, rewinding tape"
$remote mt -t ${tape} rew &