bug#67012: 29.1; epa-sign-file pinentry loopback mode does not work with S/MIME

[Eli Zaretskii]

> From: Ulrich Mueller <ulm@gentoo.org>
> Cc: 67012@debbugs.gnu.org,  michael.albinus@gmx.de
> Date: Sat, 25 Nov 2023 12:16:50 +0100
> 
> >>>>> On Sat, 25 Nov 2023, Eli Zaretskii wrote:
> 
> > OK, thanks.  So please install this on the master branch.
> 
> Done. I've also added a short note in doc/misc/epa.texi.
> 
> > Should we perhaps have something about this in etc/PROBLEMS?  That is,
> > after you install your changes?  If so, feel free to add there
> > whatever you think is appropriate.
> 
> This ok?

Yes.

>    *** EasyPG loopback pinentry does not work with gpgsm.
> 
>    This happens with the 'gpgsm' command from all versions of GnuPG.
>    EasyPG relies on the machine-parseable interface that is provided by
>    'gpg2' with option '--status-fd', but gpgsm does not support this.
> 
>    As a workaround, input the passphrase with a GUI-capable pinentry
>    program like 'pinentry-gnome' or 'pinentry-qt5'.  Alternatively, you
>    can use the 'pinentry' package from Emacs 25.
> 
> Add to etc/PROBLEMS in master or emacs-29 branch?

On emacs-29, I think.

Thanks.