GNU bug report logs - #45898
27.1; wedged in redisplay again

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From: Po Lu <luangruo <at> yahoo.com>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: Eli Zaretskii <eliz <at> gnu.org>, Emacs-hacker2018 <at> jovi.net, 45898 <at> debbugs.gnu.org
Subject: bug#45898: 27.1; wedged in redisplay again
Date: Thu, 09 Jun 2022 18:40:08 +0800

Lars Ingebrigtsen <larsi <at> gnus.org> writes:

>> One problem with this is that we already have the "emergency exit"
>> feature, which is triggered by 2 or more C-g's.  This only works
>> reliably on TTY frames, but it's still a feature we don't want to
>> lose.
>
> I think that could be made to fit into the general feature, really.  The
> "emergency exit" feature currently queries "Abort (and dump core)?" if I
> remember correctly?  We could extend that to "Abort, enter
> so-long-mode (or whatever)...?" etc.

"Emergency exit" only works on TTY frames (in fact, only if Emacs is
running on a single text terminal), and relies on operating system
support for suspending and resuming the process.  Nothing comparable
exists on X, and I'm not sure how starting `so-long-mode' would work
either.

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