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bug#39824: 26.2; timers sometimes stop working when coming back from sle
From: |
Eli Zaretskii |
Subject: |
bug#39824: 26.2; timers sometimes stop working when coming back from sleep |
Date: |
Sun, 19 Apr 2020 18:28:59 +0300 |
> Date: Sun, 19 Apr 2020 13:59:23 +0000
> From: ndame via "Bug reports for GNU Emacs,
> the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
>
> If you run a timer with an error:
>
> (run-with-timer 0 1 (lambda ()
> (print garbage)))
>
> then the backtrace window comes up. If you press q there then you'll have a
> negative timer
> in the list.
>
> This probably is because function timer-event-handler uses
> condition-case-unless-debug,
> so if you press q then you go back to top level and the rest of the code
> doesn't run.
>
> I understand condition-case-unless-debug is used, so one can debug a timer,
> but on the
> other hand if debug is on for some other reason and the user press q
> automatically
> to get rid of the backtrace window then the timer list will have some garbage
> in it.
If a timer signals an error, it is TRT to disable it, right?
Otherwise, it will keep signaling errors over and over and over again,
right?
bug#39824: 26.2; timers sometimes stop working when coming back from sleep, ndame, 2020/04/19