Re: Incorrect font weight selected

[Eli Zaretskii <eliz@gnu.org>]

> From: Yuri D'Elia <wavexx@thregr.org>
> Cc: dgutov@yandex.ru, monnier@iro.umontreal.ca, larsi@gnus.org,
>  emacs-devel@gnu.org
> Date: Thu, 06 Jan 2022 00:16:15 +0100
> 
> On Wed, Jan 05 2022, Eli Zaretskii wrote:
> > When we look at low-level code such as this one, we should always keep
> > that in mind, and avoid leaking the face definitions to other frames.
> > The trick of making the change take effect on other frames is
> > implemented by higher levels.
> 
> Do you have a more concrete overview of how the change _should_ at least
> ideally be propagated for me to get a better overview?

Sorry, I don't think I understand what kind of overview are you asking
for.  Please tell more.

> > This is the general background that makes me uneasy to accept the
> > changes which you suggested, because they seem to violate that general
> > principle on a very low level.
> 
> In this sense, the change only fixes the lower-level font selection when
> opening a face in a single frame, so it doesn't alter how we're
> propagating the change at all at the moment.

But in doing so, it uses a font spec that came from another frame,
does it not?