#!/usr/local/plan9/bin/rc

rfork en

if (~ $#* 0)
	echo usage: isspam mesg && exit 'usage'

TMP=/tmp/isspam.$USER.$pid
{
	echo '# hash table'
	msgcat $1|sed '/^$/,$ s/^From / From /'|upas/msgtok|
		grep -v '^....................(.*)	'|
			sed 's/$/	1/'
} >$TMP.tok

x=`{upas/bayes -k $HOME/mail/_prof.mbox $HOME/mail/_prof.spam ~ $TMP.tok}
where=$x(1)
prob=$x(2)
echo $where $prob
*=($x)
shift 2
while(! ~$#* 0){
	echo ' ' $1 $2
	shift 2
}

rm -f $TMP.tok
if (~ $where *spam*){
	echo spam
	exit ''
} 
if not {
	echo ok
	exit 'is ok'
}