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

[Eli Zaretskii]

On October 17, 2017 10:31:56 AM GMT+03:00, Steve Purcell <steve@sanityinc.com> 
wrote:
> On 17 Oct 2017, at 20:01, Eli Zaretskii <eliz@gnu.org> wrote:
> > 
> >> Any idea where that one-column
> >> difference might be coming from?
> >> 
> >>
> https://github.com/purcell/page-break-lines/blob/610dbdc9d39a37912e2b8bfbd3e3d15c7e5d622f/page-break-lines.el#L128-L134
> > 
> > The space reserved for the continuation glyph?  Note that this can
> also happen
> > on GUI frames, if the user disables the fringes.
> > 
> > Wouldn't window-text-width suit your needs better?
> 
> 
> Perhaps, but it returns exactly the same value as window-width in both
> frame types.
> 
> Terminal:
> 
> window width: 118
> window-width (pix): 118
> window-text-width: 118
> window-text-width (pix): 118
> line-number-display-width: 3
> line-number-display-width (pix): 5
> margins: (nil)
> fringes: (0 0 nil)
> frame-char-width: 1
> 
> Graphical window (MacOS):
> 
> window width: 203
> window-width (pix): 1421
> window-text-width: 203
> window-text-width (pix): 1421
> line-number-display-width: 3
> line-number-display-width (pix): 35
> margins: (nil)
> fringes: (8 8 nil)
> frame-char-width: 7

Sorry, you are right (too many different functions, all alike).  I meant
window-max-chars-per-line.