Re: [Emacs-diffs] emacs-25 197a6bc: Fix horizontal scrolling during Isearch

[Eli Zaretskii]

> From: Stefan Monnier <address@hidden>
> Cc: Eli Zaretskii <address@hidden>
> Date: Sat, 08 Oct 2016 10:26:21 -0400
> 
> >     * lisp/isearch.el (isearch-update): Compute the window's body
> >     width in a way that is correct when there are no fringes.
> >     (Bug#24584)
> [...]
> > -               (>= (car visible-p) (window-body-width nil t)))
> > +               (>= (car visible-p)
> > +                        (* (window-max-chars-per-line) 
> > (frame-char-width))))
> 
> Hmm... shouldn't window-body-width return the right answer even when
> there are no fringes?

We were too afraid to make that change at the time, because some
callers don't (or might not) want that.