On Thu, Jun 22, 2000 at 09:56:38AM +0300, Mikko Hänninen wrote:
> > ## Nuke duplicate messages
> > :0 Wh: msgid.lock
> > | formail -D 8192 msgid.cache
> >
> > ## Create backup cache of 100 most recent messages
> > :0 c
> > backup
> > :0 ic
> > | cd $PMDIR && rm -f dummy `ls -t msg.* | sed -e 1,100d`
>
> That won't work, unless $PMDIR contains "backup". The "backup"
> from the first part there, and the $PMDIR in the second part,
> should be the same name. And that name should be a directory.
Hmmm... ok... backup was actually a mailbox file, so I deleted it
and made a directory named backup and changed $PMDIR to
$PMDIR/backup.
> > But it doesn't seem to be working properly (the backup part). I've
> > got something like over 1000 messages in there now but I only want to
> > save the last 100. Can someone tell me what I'm doing wrong?
>
> Have those messages already passed through procmail with that duplicate
> filtering recipe once? If so, any subsequent run will make them go to
> /dev/null because they'll be seen as duplicates.
>
> If that's the case, two ways around it:
> 1) put the backup rule *before* the duplicate filtering rule
> 2) remove the msgid.cache file, or use something different (maybe only
> for this one run only)
Ok, I put the backup first and hten the dupe filtering rule, so the
backup will be made prior to the dupe filtering.
> Finally, make sure that "backup" is a directory, fix that $PMDIR thing
> (if it needs fixing), and it should work. The messages will be stored
> in the backup dir, with names like msg.000, msg.001, etc. The numbers
> will be in order, although I don't remember if latest is .000 or .099.
> (Or it will work something like that...)
Cool. Now I just need some new mail to try it out... =) Thanks,
Mikko.
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