GNU bug report logs - #32502
27.0.50; Tramp; C-g during asynchronous remote find-file kills Emacs

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From: Michael Albinus <michael.albinus <at> gmx.de>
To: Gemini Lasswell <gazally <at> runbox.com>
Cc: 32502 <at> debbugs.gnu.org, Eli Zaretskii <eliz <at> gnu.org>
Subject: bug#32502: 27.0.50; Tramp; C-g during asynchronous remote find-file kills Emacs
Date: Wed, 29 Aug 2018 18:01:02 +0200

Gemini Lasswell <gazally <at> runbox.com> writes:

> Hello Michael,

Hi Gemini,

>> Tramp propagates all signals to the main thread, otherwise they are not
>> visible. But this might be problematic for the quit signal.
>
> Actually it's problematic for all signals.  I'm traveling this weekend
> and came up with a no-network-required way to reproduce an Emacs
> exit when the main thread is signaled:
>
> Evaluate the following:
>
> (defun my-thread-func ()
>   (sleep-for 5)
>   (thread-signal main-thread 'error "message"))
> (make-thread #'my-thread-func)
>
> Then, within 5 seconds, type C-x C-f.  Wait a few seconds.
> Result: Emacs aborts.

For me, Emacs aborts even w/o any user action. Just waiting.

> Emacs aborting in this case is arguably by design, not a bug.

Why do you believe that aborting is by design? I would regard it as a bug.

Best regards, Michael.

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