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From: Eli Zaretskii <eliz@gnu.org>
To: Michael Heerdegen <michael_heerdegen@web.de>
Cc: monnier@iro.umontreal.ca, 34535@debbugs.gnu.org
Subject: bug#34535: 27.0.50; emacs -nw: while-no-input + sit-for + <KEY> => Quit
Date: Sun, 24 Feb 2019 18:06:57 +0200	[thread overview]
Message-ID: <8336odp3vi.fsf@gnu.org> (raw)
In-Reply-To: <878sy5r6zg.fsf@web.de> (message from Michael Heerdegen on Sun, 24 Feb 2019 08:16:51 +0100)

> From: Michael Heerdegen <michael_heerdegen@web.de>
> Cc: monnier@iro.umontreal.ca,  34535@debbugs.gnu.org
> Date: Sun, 24 Feb 2019 08:16:51 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Please note that using while-no-input with BODY that reads some input
> > in a way causes indeterminate results, because whether the arriving
> > input will be read and consumed by BODY and/or used to throw control
> > flow out of BODY, depends on seemingly random factors, like whether
> > Emacs checks quit-flag before or after BODY consumes the input and
> > acts upon it.
> 
> I hope this is not the case in my code.  In the w-n-i BODY I perform a
> computation, but as in the skeleton I posted, the BODY itself doesn't
> read input.  The w-n-i with the computation is done in a function in
> 'minibuffer-setup-hook'.  Is that allowed?

Your description indicates that in your case BODY doesn't by itself
read input, so you should be OK, I think.





  reply	other threads:[~2019-02-24 16:06 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-18 22:29 bug#34535: 27.0.50; emacs -nw: while-no-input + sit-for + <KEY> => Quit Michael Heerdegen
2019-02-22 16:08 ` Eli Zaretskii
2019-02-22 20:09   ` Eli Zaretskii
2019-02-22 20:25     ` Eli Zaretskii
2019-02-23  4:27   ` Michael Heerdegen
2019-02-23  8:21     ` Eli Zaretskii
2019-02-23 15:13       ` Stefan Monnier
2019-02-23 16:54         ` Eli Zaretskii
2019-02-24  7:16       ` Michael Heerdegen
2019-02-24 16:06         ` Eli Zaretskii [this message]
2019-02-25  7:09       ` Michael Heerdegen
2019-02-25 15:33         ` Eli Zaretskii
2019-02-26  9:56           ` Michael Heerdegen
2019-02-26 15:26             ` Eli Zaretskii
2019-02-26 17:27             ` Michael Heerdegen
2019-02-26 18:27               ` Eli Zaretskii
2019-03-01 10:21                 ` Eli Zaretskii

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