GNU bug report logs - #50043
28.0.50; USABLE_SIGOI undef code paths do not work correctly

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Message #35 received at 50043 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Ken Brown <kbrown <at> cornell.edu>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 50043 <at> debbugs.gnu.org
Subject: Re: bug#50043: 28.0.50; USABLE_SIGOI undef code paths do not work
 correctly
Date: Wed, 17 Nov 2021 08:41:07 +0100

Ken Brown <kbrown <at> cornell.edu> writes:

> Namely, whenever wait_reading_process_output is polling for input,
> avoid getting stuck in select, something like this:

[...]

> +#ifndef USABLE_SIGIO
> +         /* If we're polling for input, don't get stuck in select for
> +            more than 25 msec. */
> +         struct timespec short_timeout = make_timespec (0, 25000000);
> +         if ((read_kbd || !NILP (wait_for_cell))
> +             && timespec_cmp (short_timeout, timeout) < 0)
> +           timeout = short_timeout;
> +#endif

Sounds like a good general solution to me (but I guess this will also
affect `accept-process-output'?  So it should probably be documented
there).

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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