bug#35507: Gnus mojibakifies UTF-8 text/x-patch attachments from Thunderbird

[Andy Moreton]

On Wed 01 May 2019, Robert Pluim wrote:

>>>>>> On Wed, 01 May 2019 01:35:09 +0100, Andy Moreton 
>>>>>> <andrewjmoreton@gmail.com> said:
>     Andy> After a bit of experimenting, this minimal patch appears to
>     Andy> fix things.  Should this also allow the user to choose the
>     Andy> charset if none is specified, or just hardwire it to utf-8 ?
>
> I think utf-8 is a good fallback if the message doesnʼt specify a
> charset. Itʼs not going to produce any worse effects than what we have
> now.

Looking at this a bit more, the " *mm*" temp buffers produced when
decoding the MIME parts all seems to have the right coding, so my
previous patch looks wrong.

The problem may be in `mm-display-inline-fontify' when it tries to
choose a charset or coding system to display the MIME part inline.

    AndyM