From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gdb-prs-return-12213-listarch-gdb-prs=sources.redhat.com@sourceware.org>
Received: (qmail 4563 invoked by alias); 22 Aug 2012 15:31:58 -0000
Received: (qmail 4545 invoked by uid 22791); 22 Aug 2012 15:31:57 -0000
X-SWARE-Spam-Status: No, hits=-3.8 required=5.0
	tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED
X-Spam-Check-By: sourceware.org
Received: from localhost (HELO sourceware.org) (127.0.0.1)
    by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 22 Aug 2012 15:31:44 +0000
From: "palves at redhat dot com" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug python/14382] gdb hangs after plotting with matplotlib
Date: Wed, 22 Aug 2012 15:31:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gdb
X-Bugzilla-Component: python
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: palves at redhat dot com
X-Bugzilla-Status: WAITING
X-Bugzilla-Priority: P2
X-Bugzilla-Assigned-To: unassigned at sourceware dot org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Changed-Fields: CC
Message-ID: <bug-14382-4717-F7MqcBD5fJ@http.sourceware.org/bugzilla/>
In-Reply-To: <bug-14382-4717@http.sourceware.org/bugzilla/>
References: <bug-14382-4717@http.sourceware.org/bugzilla/>
X-Bugzilla-URL: http://sourceware.org/bugzilla/
Auto-Submitted: auto-generated
Content-Type: text/plain; charset="UTF-8"
MIME-Version: 1.0
Mailing-List: contact gdb-prs-help@sourceware.org; run by ezmlm
Precedence: bulk
List-Id: <gdb-prs.sourceware.org>
List-Subscribe: <mailto:gdb-prs-subscribe@sourceware.org>
List-Archive: <http://sourceware.org/ml/gdb-prs/>
List-Post: <mailto:gdb-prs@sourceware.org>
List-Help: <mailto:gdb-prs-help@sourceware.org>, <http://sourceware.org/lists.html#faqs>
Sender: gdb-prs-owner@sourceware.org
X-SW-Source: 2012-q3/txt/msg00264.txt.bz2

http://sourceware.org/bugzilla/show_bug.cgi?id=14382

Pedro Alves <palves at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |palves at redhat dot com

--- Comment #7 from Pedro Alves <palves at redhat dot com> 2012-08-22 15:31:43 UTC ---
> In particular it is the use of SA_NOCLDSTOP.
> If I disable this (by breaking on __sigaction and
> tweaking the flags), then gdb works again.

> I am not sure what to suggest here.

Yeah.  Such is the nature of signal based interfaces.  Not much GDB could
do, other than moving all ptrace processing to a separate process (hmm, like,
..., always spawning gdbserver).

-- 
Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are on the CC list for the bug.