bug#33007: 27.0.50; Proposal for function to edit and return string

[Eli Zaretskii]

> Date: Thu, 11 Oct 2018 16:08:45 +0200
> From: Jean Louis <bugs@gnu.support>
> Cc: 33007@debbugs.gnu.org
> 
> > The minibuffer is a normal buffer, so you should be able to use all
> > the facilities you mention, perhaps by allowing
> > recursive minibuffers.
> 
> I don't know how to use minibuffer as normal
> buffer. For example I cannot enter M-x commands,
> as there is error command attempted to use
> minibuffer while in minibuffer.

"M-x set-variable RET enable-recursive-minibuffers RET t RET"