Re: Question about dubious code for terminal frames

[Eli Zaretskii]

> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Cc: emacs-devel@gnu.org,  rudalics@gmx.at
> Date: Mon, 02 Sep 2024 14:59:54 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Did you consider SIGWINCH?  Its handler also calls adjust_frame_size.
> 
> Thanks, that would be this one, right?

Right.

> It also could know and set the terminal size, if get_tty_size can.
> 
> How complicated. I guess I rather work around this for now :-).

What exactly is the problem?  Doesn't change_frame_size support child
frames?

> And I wonder if one could brew a make-frame with some suitable frame
> parameters that lead to setting the terminal size to something that
> leads to a later emacs_abort in cmcheckmagic during redisplay of another
> frame on the same terminal :-).

Someone already did, see bug#71289.