[Mimedefang] Enumerate Email Address parts

[-]

--- On Wed, 2/3/10, Paul Murphy <Paul.Murphy at argentadiscovery.com> wrote:
> From: Paul Murphy <Paul.Murphy at argentadiscovery.com>
> Subject: Re: [Mimedefang] Enumerate Email Address parts
> To: mimedefang at lists.roaringpenguin.com
> Date: Wednesday, February 3, 2010, 6:10 AM
> 
> > Sender email address:  Joe at abc.com 
> > Need to get 'Joe' and make the recipient's email
> address:  Joe at abc.local 
> 
> use the VIRTUSERTABLE feature within Sendmail, with an
> entry like this:
> 
> @abc.com        %1 at abc.com,%1 at abc.local 

One can't do that in the virtual user table.  Expansions are permitted only in the alias table.

>> There is of course "more than one way to do it", but here's one:
>> my ($localpart,$domainpart) = split('@',$Sender);
>
> /me waits for D. Stussy to point out the 100+ ways that can go wrong...

That's exactly what you should be doing.  Just remember to re-join it.