bug#34992: 26.1; message-send-mail-with-mailclient mangles MIME messages

[Eli Zaretskii]

> From: Richard Stallman <rms@gnu.org>
> Cc: david@tethera.net, 34992@debbugs.gnu.org
> Date: Tue, 26 Mar 2019 11:44:17 -0400
> 
>   > One possibility would be for message-mode to refuse to add attachments
>   > when message-send-mail-function is set up to use the system mail
>   > client.  The user should be told to attach using the mail client
>   > facilities instead.
> 
> That would be very inconvenient.
> 
> It might also be impossible to do that.  When Emacs uses the system
> mail client, doesn't it normally run that client in a noninteractive
> way?

No, Emacs copies the message text into the system clipboard and tells
the user to paste it from there into the mail client.