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