RE: completing-read-function variable for completing-read

[Drew Adams]

> > >> How about having `completing-read' just call a 
> > >> `completing-read-function' variable if non-nil?
> > >> This is the same thing that `read-file-name' does, with
> > >> `read-file-name-function'.
> > >
> > > It sounds useful to authors of Emacs extensions and might even be
> > > useful directly for end users, letting them decide what
> > > completing-read function they feel like using on any 
> > > particular day.
> > 
> > I agree. Is there any reason not to add completing-read-function?
> 
> No one has objected to the idea.
> Could someone please implement this?

Any news on this?