bug#21867: 25.0.50; lossage's log doesn't treat characters read by read-char as separate commands

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: 21867@debbugs.gnu.org,  zkanfer@gmail.com
> Date: Thu, 01 Aug 2019 21:25:49 +0200
> 
> >>  C-x C-e ;; eval-last-sexp
> >>  a C-h l ;; view-lossage
> >> 
> >> which is a very curious way of displaying this.  It makes it look like
> >> "a C-h l" is a key stroke.
> >
> > A newline should be enough to fix that, I think.
> 
> Yes, that'd be OK, I think, but it means that we have to
> put...  something...  into the recent_keys variable to mark the "a" as
> having been read by `read-string'.  I suggested (nil . "some-string"),
> but perhaps just (nil) would be OK?

Or maybe a special symbol?