Re: Stop frames stealing eachothers' minibuffers!

[Eli Zaretskii]

> Date: Fri, 27 Nov 2020 17:43:14 +0000
> From: Gregory Heytings <ghe@sdf.org>
> cc: Andrii Kolomoiets <andreyk.mad@gmail.com>, emacs-devel@gnu.org,
>         enometh@meer.net, Stefan Monnier <monnier@iro.umontreal.ca>,
>         Alan Mackenzie <acm@muc.de>, Eli Zaretskii <eliz@gnu.org>
> 
> > This time I did read the NEWS entry.  For Emacs 27.1 it says
> >
> > *** 'y-or-n-p' now uses the minibuffer to read 'y' or 'n' answer.
> >
> 
> Never trust the documentation ;-)
> 
> (progn (setq frame-title-format "%b") (y-or-n-p "*Minibuf-1*?"))

This tells me Emacs 26 didn't use the minibuffer.

How did you evaluate this?  You should do it with "C-x C-e", not with
"M-:".