#!/bin/sh

PATH=$HOME/bin:/usr/local/bin:/usr/bin:/bin
TMP=/tmp/spamcheck.$$
trap 'rm -rf $TMP; exit 111' 1 2 3 15
spamc >$TMP
if grep -q '^X-Spam-Flag: YES$' $TMP; then
  maildir Spamdir <$TMP; rc=$?
  rm -f $TMP
  [ $rc -eq 0 ] && exit 99 || exit 111
else
  if [ -z "$SENDER" ]; then
    maildir Spamdir <$TMP; rc=$?
    rm -f $TMP
    [ $rc -eq 0 ] && exit 99 || exit 111
  else
    maildir Maildir <$TMP; rc=$?
    rm -f $TMP
    [ $rc -eq 0 ] && exit 0 || exit 111
  fi
fi