bug#33870: 27.0.50; xref-goto-xref not configurable

[martin rudalics]

> We urgently need this.  I discovered another case that will benefit from it.
> Currently it can be rewritten as in this patch but I don't like how it 
requires
> a non-trivial alist.  Could these be replaced with something simpler?

I've already forgotten what we really want.  Find attached a draft of
what I had in mind in the beginning and fill in the details, if
possible.

martin

display-buffer-in-direction.el
Description: application/emacs-lisp