#!/bin/sh -
#
# Copyright (c) 1990 The Regents of the University of California.
# All rights reserved.
#
# Redistribution and use in source and binary forms are permitted provided
# that: (1) source distributions retain this entire copyright notice and
# comment, and (2) distributions including binaries display the following
# acknowledgement:  ``This product includes software developed by the
# University of California, Berkeley and its contributors'' in the
# documentation or other materials provided with the distribution and in
# all advertising materials mentioning features or use of this software.
# Neither the name of the University nor the names of its contributors may
# be used to endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#
#	@(#)get	1.7 (Berkeley) 7/4/90
#

# Shell script to build a mini-root file system in preparation for building
# a distribution tape.  The file system created here is image copied onto
# tape, then image copied onto disk as the "first" step in a cold boot of
# 4.3BSD systems.
#
DISTROOT=/nbsd
#
if [ `pwd` = '/' ]
then
	echo You just '(almost)' destroyed the root
	exit
fi

# copy in kernel
cp $DISTROOT/sys/GENERIC.alltahoe/vmunix .

# create necessary directories
DIRLIST="bin dev etc a tmp stand sbin"
rm -rf $DIRLIST
mkdir $DIRLIST

ETC="disktab"
for i in $ETC; do
	cp $DISTROOT/etc/$i etc/$i
done

SBIN="disklabel fsck ifconfig init mknod mount newfs restore \
	rrestore umount"
for i in $SBIN; do
	cp $DISTROOT/sbin/$i sbin/$i
done

BIN="[ cat cp dd echo ed expr ls mkdir mv rcp rm sh stty sync"
UBIN="awk make mt"
for i in $BIN; do
	cp $DISTROOT/bin/$i bin/$i
done
for i in $UBIN; do
	cp $DISTROOT/usr/bin/$i bin/$i
done
ln bin/stty bin/STTY

STAND="copy vdformat"
for i in $STAND; do
	cp $DISTROOT/stand/$i stand/$i
done

DOT=".profile boot fppoc fppwcs poc poc1 poc2 wcs"
#DOT=".profile boot"
for i in $DOT; do
	cp $DISTROOT/$i $i
done

# initialize /dev
cp $DISTROOT/dev/MAKEDEV dev/MAKEDEV
chmod +x dev/MAKEDEV
cp /dev/null dev/MAKEDEV.local
(cd dev; ./MAKEDEV std hd0; ./MAKEDEV cy0; mv rmt12 cy0; rm *mt*)

# initialize /etc/passwd
cat >etc/passwd <<EOF
root::0:10::/:/bin/sh
EOF

# initialize /etc/group
cat >etc/group <<EOF
wheel:*:0:
staff:*:10:
EOF

# initialize /etc/fstab
cat >etc/fstab <<EOF
/dev/xfd0a:/a:xx:1:1
/dev/hd0a:/a:xx:1:1
EOF

# create xtr script
cat >xtr <<'EOF'
#!/bin/sh -e
: ${disk?'Usage: disk=xx0 tape=yy xtr'}
: ${tape?'Usage: disk=xx0 tape=yy xtr'}
echo 'Build root file system'
newfs ${disk}a
sync
echo 'Check the file system'
fsck /dev/r${disk}a
mount /dev/${disk}a /a
cd /a
echo 'Rewind tape'
mt -f /dev/${tape}0 rew
echo 'Restore the dump image of the root'
restore rsf 3 /dev/${tape}0
cd /
sync
umount /a
sync
fsck /dev/r${disk}a
echo 'Root filesystem extracted'
EOF

# make xtr script executable
chmod +x xtr

sync