Thanks Valdis,

Like the story behind it.  I've played with making my own rulesets eons ago
and not going back on pulling hair.  Looks like an issue for us unless we
turn off probing?

Ricardo.

On Wed, Oct 1, 2014 at 3:29 PM, Valdis Kletnieks <[log in to unmask]>
wrote:

> On Wed, 01 Oct 2014 14:25:38 -0400, Ricardo Stella said:
>
> > Recompile sendmail?  Haven't done that in ages to be honest...  I use
> stock
> > RHEL 6.   Can't this be done via m4?
>
> No, because it isn't a config file change, it's a source file change.
>
> And no, you don't want to do it in the .cf file, because the .cf parser is
> an
> evil beast that looks the way it does because Eric Allman originally
> designed
> it so it could be quickly interpreted on a Vax 750 some 3 decades ago.  As
> a
> result, its handling of $+ and $* and all the rest is almost, but not
> quite,
> what you need here. You're welcome to try to hack up rulesets SParse1 and
> Slocaladdr to do what's needed.  It *will* require at least one bottle of
> bourbon or similar. It may look like it's almost the same as plussed user
> addresses, except Ruleset 5 does +-handling *after* aliases have been
> expanded,
> and this needs to happen *before* aliases expand.  The other problem is
> that +
> addressing you know that you have  user+extra@address, while for this, the
> parse is ambiguous in the case of a list the name has a hyphen in it.
>
> (What, you don't think we considered doing it in m4 before resorting to
> carrying a source patch around for the last 2 decades? And no, it will
> never
> go into Sendmail - I personally discussed that with Eric Allman and Claus
> Assman over dinner many moons ago, and there's no way to do the patch in
> a way that's distro-safe to enable, so those who need it would have to
> rebuild their Sendmail package *anyhow*.)
>
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