ref: ae643e1081a69d24cf767a2fb967c10b0e6a58f6
dir: /sys/lib/dist.old/pc/sub/F004116/
#!/bin/rc
rfork e
if(! test -f /srv/dos)
dossrv >/dev/null </dev/null >[2]/dev/null
unmount /n/a:>[2]/dev/null
switch($bootfile) {
case sd*!cdboot!*
# just look for the right file. bootfile isn''t trustworthy
adisk=/dev/sd*/cdboot
if(! ~ $#adisk 1)
adisk=$adisk(1)
case sd*
adisk=`{echo $bootfile | sed 's#(sd..).*#/dev/\1/dos#'}
case fd*
adisk=`{echo $bootfile | sed 's#(fd.).*#/dev/\1disk#'}
case *
echo 'unknown bootfile '^$bootfile^'; mail 9trouble@plan9.bell-labs.com'
exit oops
}
mount -c /srv/dos /n/a: $adisk