From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10916 invoked by alias); 13 Apr 2011 14:27:20 -0000 Received: (qmail 10901 invoked by uid 22791); 13 Apr 2011 14:27:17 -0000 X-SWARE-Spam-Status: No, hits=-6.8 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,SPF_HELO_PASS,TW_BX,TW_IB,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 13 Apr 2011 14:27:10 +0000 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p3DER8dw011283 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Wed, 13 Apr 2011 10:27:09 -0400 Received: from ns3.rdu.redhat.com (ns3.rdu.redhat.com [10.11.255.199]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p3DER8wK022639; Wed, 13 Apr 2011 10:27:08 -0400 Received: from opsy.redhat.com (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by ns3.rdu.redhat.com (8.13.8/8.13.8) with ESMTP id p3DER7NY018999; Wed, 13 Apr 2011 10:27:08 -0400 Received: by opsy.redhat.com (Postfix, from userid 500) id B8DF2508611; Wed, 13 Apr 2011 08:27:07 -0600 (MDT) From: Tom Tromey To: pmuldoon@redhat.com Cc: Christoph Mathys , gdb@sourceware.org Subject: Re: passing gdb.Value pointers to ctypes function calls References: Date: Wed, 13 Apr 2011 14:27:00 -0000 In-Reply-To: (Phil Muldoon's message of "Tue, 12 Apr 2011 22:17:26 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2011-04/txt/msg00044.txt.bz2 >>>>> "Phil" == Phil Muldoon writes: >> I'm trying to write a pretty printer for gdb 7.2 using python, to be >> concrete I would like to print an Xml node (libxml2) as text. I've >> managed to get the pointers to node and document. Now I'm trying to >> call libxml using ctypes module, passing the pointer values as >> c_void_p. But gdb keeps crashing on me. Phil> If GDB ever crashes it is a bug. Can you file a bug for this? Usually this is true, but ctypes is special. It lets you make pretty much unrestricted C calls from Python. We can't guard against all of those. Tom