code: plan9front

ref: a0e65ca07515404d0fe80557d79b135d07183a85
dir: /acme/bin/Isspam/

View raw version 
#!/bin/rc

if(! ~ $#* 0){
	echo usage: Isspam >[1=2]
	exit usage
}

if(! ~ `{pwd} /mail/fs/*/[0-9]* || ! test -f raw || ! test -f unixheader){
	echo must run in mail directory >[1=2]
	exit 'bad dir'
}

cat unixheader raw | upas/isspam