Re: moving window handling into lisp

[martin rudalics]

> In the situation when you try to put back a window tree config into a
> window/frame and there is no solution I guess the best would be to not
> put anything back.

There must be a solution, always.  When I rewrote `display-buffer' in
Elisp I allowed it to return nil in case it couldn't produce a suitable
window.  But we really never expect `display-buffer' to return nil.

martin