Re: Default for the envelope From in smtpmail.el

[Eli Zaretskii <eliz@gnu.org>]

> From: Lars Magne Ingebrigtsen <larsi@gnus.org>
> Date: Tue, 05 Jul 2011 17:16:22 +0200
> 
> Currently, the default envelope from address (aka. SMTP "MAIL FROM") in
> smtpmail is `user-mail-address'.  The user can change this by changing
> some rather confusing variables called `mail-specify-envelope-from' and
> `mail-envelope-from'.
> 
> I wonder whether a more sensible default here would be to use the From:
> address in the buffer being sent.  Some MTAs filter on the MAIL FROM,
> and only allow access based on a filter, and people adjust their From:
> headers to reflect that.
> 
> For instance, when they are at work with their laptops, they use "From:
> foo@workplace.com", and at home "From: foo@gmail.com".
> 
> I have no idea whether changing this default will break more stuff than
> it would help, though.  Thoughts?

I would suggest not to make any new-featurish changes at this point
that are not absolutely necessary.  We are just a couple of weeks from
the pretest -- do we really want to make Emacs as unstable as humanly
possible till then?