[OT] Debian mailinglists [was: RE: Debian or Ubuntu?]

[Mario Vukelic]

On Tue, 2008-05-20 at 17:08 -0300, Derek Broughton wrote:
> Well, I'm not going to write the config tool right now (or probably ever - I
> never liked procmail - though I was working on one for maildrop), but start
> at the beginning - sooner or later every recipe has to deliver mail to a
> file, pipe or program, or to another user.  It's simple to check that the
> file/pipe/program exists.  Validating an email address is harder - do you
> simply check that the format is good, or actually test SMTP?  Neither one
> is impossible, though.  Now, I can conceive of a situation where I might
> actually forward to an invalid SMTP address intentionally (expecting the
> address to be created shortly) but then it's a matter of what procmail
> would do with such an address when actually running - if procmail will
> retry, it's just a warning, if procmail would drop it, it's an error.


> The "If A then B" conditions.  In your example, procmail already checks
> those, so why can't a config tool for procmailrc do the same?

Your analysis misses the most important point of procmail: correctness
of the filters.