bug#32825: 27.0.50; Deterministic window management

[Juri Linkov]

> So you mean that if Emacs can't fulfill a 'window-height' contract for
> a new window below the selected one, it shouldn't make a new one in
> the first place?  Then with an an alist entry called 'min-height' we
> could rewrite 'display-buffer-below-selected' as follows:

Thanks, I tried and it's going without a hitch.

> But would we (re-)use a window if it is not as large as 'min-height'?
> Would we try to enlarge such a window?  As far as we can?

Hmm, enlarge looks like a reasonable choice.