GNU bug report logs - #25265
make-thread crashes in OS X 10.6

Previous Next

Package: emacs;

Reported by: charles <at> aurox.ch (Charles A. Roelli)

Date: Sat, 24 Dec 2016 17:19:02 UTC

Severity: normal

Tags: fixed

Fixed in version 26.1

Done: Alan Third <alan <at> idiocy.org>

Bug is archived. No further changes may be made.

Full log

Message #11 received at 25265 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: charles <at> aurox.ch
Cc: 25265 <at> debbugs.gnu.org
Subject: Re: bug#25265: make-thread crashes in OS X 10.6
Date: Sun, 25 Dec 2016 17:52:37 +0200

> Date: Sat, 24 Dec 2016 19:51:13 +0200
> From: Eli Zaretskii <eliz <at> gnu.org>
> Cc: 25265 <at> debbugs.gnu.org
> 
> I see that ns_select calls block/unblock_input, which makes it unsafe
> when more than one thread is running.  It's quite possible that this
> is the reason.
> 
> I hope some NS expert could take a look at this and fix this.

One idea is to write an implementation of block_input and
unblock_input that uses atomic increment and decrement functions, then
use those only in ns_select.

Could someone with access to NS please try that?
This bug report was last modified 7 years and 323 days ago.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.