#!/bin/rc -x
# 2017-04-13T09:09:30-0400
# Unpack new OpenBSD snapshot on the running system.
rfork e
arch=`{uname -m}
src=/home/ftp/pub/OpenBSD/snapshots/$arch
v=`{ls -p $src | awk '/install[0-9][0-9]\.iso/ {print substr($1, 8, 2)}'}
n=`{echo $v | awk '{print substr($1, 0, 1) "." substr($1, 2, 1);}'}

if(test -f /mnt/TRANS.TBL)
	src=/mnt/$n/$arch

switch($1){
case -d
	cd /dev
	./MAKEDEV all
	installboot -v sd0
case -f
	fw_update -v
case -i
	bsd=bsd
	if(~ `{uname -a} *GENERIC.MP*)
		bsd=bsd.mp
	if(test -f /obsd)
		rm /obsd
	ln /bsd /obsd && cp $src/$bsd /nbsd && mv /nbsd /bsd
	cp $src/bsd.rd $src/bsd.mp /
	cp -p /sbin/reboot /sbin/oreboot
	for(i in $src/xshare$v.tgz $src/xserv$v.tgz $src/xfont$v.tgz $src/xbase$v.tgz $src/man$v.tgz $src/game$v.tgz $src/comp$v.tgz $src/base$v.tgz) 
		tar -C / -zxvphf $i
case -m
	vnconfig vnd0 $src/install$v.iso
	mount -t cd9660 /dev/vnd0c /mnt
case -p
	PKG_PATH=http://ftp.openbsd.org/pub/OpenBSD/snapshots/packages/$arch pkg_add -ui
case -s
	sysmerge
case -u
        umount /mnt
        vnconfig -u vnd0
case *
	echo usage: `{basename $0} [-dfimpsu] >[1=2]
	exit usage
}