Re: How to get a window Lisp_Object from struct window *w?

[Stefan Monnier]

> I was wondering if there is a more efficient way to derive window from
> a struct window *w?

I'm not sure I understand but if you want the inverse of `XWINDOW`, then
`make_lisp_ptr` will do the trick.

The difference between a `Lisp_Object window` and a `struct window *w`
is just the tag bits which are very cheap&easy to add/remove.


        Stefan