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From: Lars Ingebrigtsen <larsi@gnus.org>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 50043@debbugs.gnu.org
Subject: bug#50043: 28.0.50; USABLE_SIGOI undef code paths do not work correctly
Date: Fri, 13 Aug 2021 16:31:52 +0200	[thread overview]
Message-ID: <87mtpla013.fsf@gnus.org> (raw)
In-Reply-To: <835yw9cwoa.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 13 Aug 2021 16:16:05 +0300")

Eli Zaretskii <eliz@gnu.org> writes:

> can you tell where does it hang, and why?  Bonus points for explaining
> why the same scenario doesn't hang for USABLE_SIGIO platforms.

It's hanging here:

x_get_foreign_selection (Lisp_Object selection_symbol, Lisp_Object target_type,
			 Lisp_Object time_stamp, Lisp_Object frame)
{
[...]
  wait_reading_process_output (secs, nsecs, 0, false,
			       reading_selection_reply, NULL, 0);

That is, it's not really hanging hanging, but this sometimes takes a
couple of seconds without SIGIO, while it returns instantaneously with
SIGOI.

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





  reply	other threads:[~2021-08-13 14:31 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13 11:56 bug#50043: 28.0.50; USABLE_SIGOI undef code paths do not work correctly Lars Ingebrigtsen
2021-08-13 13:16 ` Eli Zaretskii
2021-08-13 14:31   ` Lars Ingebrigtsen [this message]
2021-08-13 15:51     ` Eli Zaretskii
2021-08-14 11:52       ` Lars Ingebrigtsen
2021-11-15 15:19         ` Ken Brown
2021-11-15 17:24           ` Eli Zaretskii
2021-11-15 19:26             ` Ken Brown
2021-11-16 17:44               ` Eli Zaretskii
2021-11-16 23:06                 ` Ken Brown
2021-11-17  7:41                   ` Lars Ingebrigtsen
2021-11-17 14:25                     ` Ken Brown
2021-11-17 13:14                   ` Eli Zaretskii
2021-11-17 14:19                     ` Ken Brown
2021-11-17 14:34                       ` Eli Zaretskii
2021-11-17 14:59                         ` Ken Brown
2021-11-17 16:56                           ` Eli Zaretskii
2021-11-17 17:25                             ` Ken Brown
2021-11-17 17:37                               ` Eli Zaretskii
2021-11-17 17:45                                 ` Ken Brown

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