#!/usr/bin/env zsh
# 
# Copyright © 2011 Nick Bowler
#
# Check mail for spam, automatically spawning spamd as necessary.  This
# script can therefore be used in a procmail recipe to efficiently handle
# spam filtering.
#
# Runs plain old spamassassin if the daemon cannot be started for any reason.
#
# License WTFPL2: Do What The Fuck You Want To Public License, version 2.
# This is free software: you are free to do what the fuck you want to.
# There is NO WARRANTY, to the extent permitted by law.

spamd_sock=$HOME/.spamd
spamd_log=$HOME/.spamdlog
spamd_pid=$HOME/.spamdpid
spamd=/usr/sbin/spamd

run_spamd() {
	flock -n $spamd_pid $spamd --pidfile=$spamd_pid --syslog=$spamd_log \
	                           --socketpath=$spamd_sock $@
}

if ! spamc -K -U $spamd_sock &>/dev/null; then
	run_spamd --daemonize || exec spamassassin
fi

exec spamc -U $spamd_sock