Posted by m6w6 on 18th November 2008 in Mike's sudden inspirations: SYS
Here’s how my qmail-queue script looks like to selectively check messages with SpamAssassin for non-relay clients only:
#!/bin/sh
(if [ -n "${RELAYCLIENT+1}" -o `id -u` != 64011 ];
then cat -;
else /usr/bin/spamc -x -U /var/run/spamd/spamd.sock;
fi) | /usr/sbin/qmail-queue.orig
For the records.