GNU bug report logs - #21428
24.5; Crash of emacs on OS X, installed via homebrew cask

Previous Next

Full log

Message #278 received at 21428 <at> debbugs.gnu.org (full text, mbox):

From: Rainer M Krug <Rainer <at> krugs.de>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: rudalics <at> gmx.at, 21428 <at> debbugs.gnu.org, Anders Lindgren <andlind <at> gmail.com>
Subject: Re: bug#21428: 24.5;
 Crash of emacs on OS X, installed via homebrew cask
Date: Fri, 23 Oct 2015 11:52:51 +0200

[Message part 1 (text/plain, inline)]

Eli Zaretskii <eliz <at> gnu.org> writes:

>> Date: Thu, 22 Oct 2015 22:04:08 +0200
>> From: Anders Lindgren <andlind <at> gmail.com>
>> Cc: Eli Zaretskii <eliz <at> gnu.org>, Rainer <at> krugs.de, 21428 <at> debbugs.gnu.org
>> 
>> However, I noticed that a number of NextStep callback functions start with the
>> following code sequence:
>> 
>> if (!emacsframe->output_data.ns)
>> return;
>> 
>> If `ns' is NULL it would account for the crash. I don't see why we can't add it
>> to the windowDidResize: method as well.
>> 
>> Finally a reservation, I'm still learning the NS code base and I don't know
>> under which circumstances the `ns' field is NULL.
>
> Based on what happens in other GUI display backends, I'm guessing that
> 'ns' being NULL means the frame is not a GUI frame, but either a
> text-mode frame or the "initial" frame (the latter happens in batch
> mode and in the daemon mode, assuming the NS port supports it).

Also, I did not start emacs as daemon. I started it from gdb using:

,----
| gdb-7 ./nextstep/Emacs.app/Contents/MacOS/Emacs
`----

Rainer

-- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa

Tel :       +33 - (0)9 53 10 27 44
Cell:       +33 - (0)6 85 62 59 98
Fax :       +33 - (0)9 58 10 27 44

Fax (D):    +49 - (0)3 21 21 25 22 44

email:      Rainer <at> krugs.de

Skype:      RMkrug

PGP: 0x0F52F982

[signature.asc (application/pgp-signature, inline)]

Previous Next

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