Subject: Re: bug#4706: customize and aliaes

From: Glenn Morris <[email-masked]>
Date: Thu, 15 Oct 2009 02:14:22 -0400

Stefan Monnier wrote:

>> Perhaps if new_alias has a 'saved-value property, and base_variable
>> does not, Fdefvaralias could copy the property to base_variable?
[...]
> I think that extending defvaralias this way would be wrong, but I think it
> would fit just fine in define-obsolete-variable-alias.

What then to do about non-obsolete aliases to defcustoms?

Such things are used eg in find-file, emacs-lisp/warnings.el, etc, and
probably outside of Emacs.