Re: Making `x-underline-at-descent-line' a face attribute

[Eli Zaretskii]

> From: Po Lu <luangruo@yahoo.com>
> Cc: emacs-devel@gnu.org
> Date: Thu, 06 Jan 2022 17:36:52 +0800
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Are you proposing a change in the possible values of the :underline
> > face attribute, or are you proposing a new face attribute?
> 
> I'm talking about a new face attribute, thanks.
> 
> But if it would also be possible to implement what I'm looking for (the
> ability to place the underline at the descent line) as a new value of
> :underline, I'd be fine with that as well.

I'd prefer to enhance :underline.  Introducing a new attribute might
be more tricky, as our experience with :extend shows.  For example,
we'd need to decide how to reconcile that new attribute with
:underline, for starters.