GNU bug report logs - #34715
26.1; (1) Add `clone-frame', (2) bind it to `C-x 5 2'

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 34715 <at> debbugs.gnu.org, 32736 <at> debbugs.gnu.org
Subject: bug#34715: bug#32736: bug#34715: bug#32736: 26; Bind `C-x 5 2' to `clone-frame' by default
Date: Thu, 02 Sep 2021 11:19:34 +0300

> From: Lars Ingebrigtsen <larsi <at> gnus.org>
> Cc: 34715 <at> debbugs.gnu.org,  32736 <at> debbugs.gnu.org
> Date: Thu, 02 Sep 2021 10:01:27 +0200
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> > You mean, we get a fresh list because of the call to seq-filter?
> 
> No, because of this:
> 
> DEFUN ("frame-parameters", Fframe_parameters, Sframe_parameters, 0, 1, 0,
>        doc: /* Return the parameters-alist of frame FRAME.
> 
> [...]
>   alist = Fcopy_alist (f->param_alist);

Ah, right.

> > (Which btw means we now need to preload seq.el?)
> 
> No, it's autoloaded.

But frame.el is preloaded, so won't that get in the way during
bootstrap?

> > And the faces aren't copied, I think, they reference the same faces
> > the original frame had.
> 
> Right -- I don't really know how the face/frame stuff actually works.
> If it was a very general problem, then surely we'd stumble across this
> whenever we make a new frame.  But the bug seems to manifest only on
> terminal frames -- when we change the background mode.

That's true, but it doesn't mean we don't have a deeper problem.

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