GNU bug report logs - #20802
Segfault when showing non-GTK+ tooltip

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Package: emacs;

Reported by: Tobias Getzner <tobias.getzner <at> gmx.de>

Date: Sat, 13 Jun 2015 09:19:02 UTC

Severity: normal

Tags: moreinfo

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

Full log

Message #95 received at 20802 <at> debbugs.gnu.org (full text, mbox):

From: martin rudalics <rudalics <at> gmx.at>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: tobias.getzner <at> gmx.de, 20802 <at> debbugs.gnu.org
Subject: Re: bug#20802: Segfault when showing non-GTK+ tooltip
Date: Thu, 18 Jun 2015 15:37:20 +0200

> Why can't we simply move the code that frees the image cache to
> delete_terminal?  There's only one image cache for each terminal, and
> it's shared by all frames on that terminal, right?  And we call
> delete-terminal when we delete the last frame on the terminal, right?

‘delete-terminal’ can run into precisely the same problem I described in
my previous scenario.  IMHO we have to give up the idea of using
refcounts to tell whether a frame might still use some object - they are
not up to this task.

martin
This bug report was last modified 3 years and 32 days ago.

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