Angel de Vicente <angelv@iac.es> writes:

> Hi,
>
> Tassilo Horn <tassilo@member.fsf.org> writes:
>>> I have modified gnus-posting-styles so that I will use an alternative
>>> mail address when replying to a certain mailing list and it works
>>> fine, but I would like that when I compose a new mail to that list the
>>> From header is also "automagically" modified to that alternative mail
>>> address. I didn't find anything obvious in the gnus-posting-styles
>>> section in the manual (or surroundings). Is there an easy way to
>>> acomplish that?
>>
>> Simply set point on the group whose posting style you want to use, and
>> then hit `C-u m' instead of only `m'.  Or hit `C-u 1 m', and Gnus will
>> query you for the group whose posting style you want to use.
>
> This is for a mailing list, not a newsgroup. I get the mails through my
> regular IMAP mail, and when replying the From address is changed OK,
> thanks to the following rule in my gnus-posting-styles
>
> ((header "to" ".*visit-users.*") (address "angel.....@gmail.com"))
>
> So I don't think your idea would work? In any case, even for a post to a
> newsgroup, I don't seem go get the headers modified if I use C-u m or
> C-u 1 m

I read lists in IMAP, with them pre-filtered into IMAP folders.  So they
are also 'groups' in gnus.