Re: undoing changes automatically

[Stefan Monnier]

> If the failure mechanism is what you suggested, I think this patch is
> called for.  What do you think?

Sounds good, especially if we add a comment next to it.


        Stefan


> *** subr.el   18 Nov 2007 17:58:04 -0500      1.554.2.7
> --- subr.el   09 Jan 2008 23:26:01 -0500      
> ***************
> *** 1802,1807 ****
> --- 1802,1808 ----
>     (let ((handle (make-symbol "--change-group-handle--"))
>       (success (make-symbol "--change-group-success--")))
>       `(let ((,handle (prepare-change-group))
> +        (undo-outer-limit nil)
>          (,success nil))
>          (unwind-protect
>          (progn