From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9163 invoked by alias); 6 Oct 2011 19:35:11 -0000 Received: (qmail 9104 invoked by uid 22791); 6 Oct 2011 19:35:10 -0000 X-SWARE-Spam-Status: No, hits=-7.2 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD,SPF_HELO_PASS,TW_BJ 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; Thu, 06 Oct 2011 19:34:55 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p96JYo5k006270 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 6 Oct 2011 15:34:50 -0400 Received: from ns3.rdu.redhat.com (ns3.rdu.redhat.com [10.11.255.199]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p96JYo96030857; Thu, 6 Oct 2011 15:34:50 -0400 Received: from barimba (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 p96JYmof021457; Thu, 6 Oct 2011 15:34:49 -0400 From: Tom Tromey To: Pedro Alves Cc: Doug Evans , gdb@sourceware.org Subject: Re: program spaces vs exec References: <20111005181526.B6CCA2461D1@ruffy.mtv.corp.google.com> <201110061251.22983.pedro@codesourcery.com> <201110061942.49805.pedro@codesourcery.com> Date: Thu, 06 Oct 2011 19:35:00 -0000 In-Reply-To: <201110061942.49805.pedro@codesourcery.com> (Pedro Alves's message of "Thu, 6 Oct 2011 19:42:49 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain 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: 2011-10/txt/msg00035.txt.bz2 Forgot to reply to part... Pedro> How do pretty-printers from a shared library that unloads go Pedro> away? Tom> Generally they are attached to the objfile. So, they disappear Tom> automatically when the objfile is removed. Pedro> There must be something more to the issue then. Both "file foo" or Pedro> an exec get rid of the previous executable's symfile_objfile and Pedro> create a new one too, so the executable's printers must already be Pedro> being removed. That would work if the printer was attached to the executable's objfile; but you can also attach a printer to a program space, which is the problem case. Tom