bug#28248: 26.0.50; display-line-numbers does not affect window-width / window-text-width

[Eli Zaretskii]

> Cc: steve@sanityinc.com, 28248@debbugs.gnu.org
> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Thu, 19 Oct 2017 01:40:15 +0300
> 
> > The division should be done with floats, then the accuracy loss due to
> > off-by-one errors will not be that catastrophic.
> 
> Hmm, maybe so. But then we'll have to switch to floats everywhere, for 
> this to have a meaningful benefit.

:align-to already supports floats.

> > I think it's better to keep the number of similar functions to a
> > minimum, otherwise it's hard top remember which does what.  I see no
> > problem to have a single function serve 2 or 3 different purposes,
> > controlled by optional arguments.  We do this elsewhere.
> 
> Sounds GTM.

OK, I will make that change soon.

Thanks.