bug#56102: 29.0.50; fit-frame-to-buffer's window-text-pixel-size calculation can be incorrect when only is set to vertically

[Aaron Jensen <aaronjensen@gmail.com>]

On Mon, Jun 27, 2022 at 4:24 AM martin rudalics <rudalics@gmx.at> wrote:
>
>  >> With a non-standard setup, say
>  >> after doing
>  >>
>  >> (set-window-margins nil 10 10)
>  >>
>  >> in the root window, your fix will fail with the scenario you provided
>  >> earlier.
>  >
>  > Ah, I can confirm this. Is there a reasonable way for me to calculate
>  > a max-width that would be based on the root window that would work?
>
> Here
>
> (set-window-margins nil 10 10)
> (fit-frame-to-buffer nil nil nil (window-body-width) nil 'vertically)
>
> seems to work.

Thanks, I'll update the workaround to use this instead.

> I don't know yet either.  I'll send you a patch as soon as I have one.

Sounds good, thanks.

Aaron