bug#60015: 29.0.60; multi-line messages truncated in non-selected minibuffer

[Gregory Heytings]

> > > +        (let ((window-lines (window-height minibuf-window))
> > > +              (message-lines (length (split-string message "\n"))))
> > > +          (when (> message-lines window-lines)
> > > +            (with-selected-window minibuf-window
> > > +              (enlarge-window (- message-lines window-lines)))))
> >
> > This won't catch the case of a single very long line (which wraps to 
> > produce several screen lines).
>
> Testing shows that it doesn't handle wrapped lines.

Indeed, but that wasn't part of your problem statement ;-)