From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13945 invoked by alias); 23 Apr 2013 20:00:01 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 13906 invoked by uid 89); 23 Apr 2013 20:00:01 -0000 X-Spam-SWARE-Status: No, score=-7.7 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,RCVD_IN_HOSTKARMA_W,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.1 Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.84/v0.84-167-ge50287c) with ESMTP; Tue, 23 Apr 2013 20:00:00 +0000 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r3NJxsbh027729 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 23 Apr 2013 15:59:54 -0400 Received: from barimba (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id r3NJxrq6023626 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Tue, 23 Apr 2013 15:59:53 -0400 From: Tom Tromey To: Nicolas Blanc Cc: gdb-patches@sourceware.org Subject: Re: [PATCH 0/3] remove-symbol-file References: <1366098721-18302-1-git-send-email-nicolas.blanc@intel.com> Date: Wed, 24 Apr 2013 09:22:00 -0000 In-Reply-To: <1366098721-18302-1-git-send-email-nicolas.blanc@intel.com> (Nicolas Blanc's message of "Tue, 16 Apr 2013 09:51:57 +0200") Message-ID: <8761zdow5j.fsf@fleche.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2013-04/txt/msg00716.txt.bz2 >>>>> "Nicolas" == Nicolas Blanc writes: Nicolas> 1) The remove-symbol-file command from Apple takes as parameter Nicolas> the file to remove whereas this implementation requires the load Nicolas> address of the file. Hence, this command is able to unload Nicolas> symbol for files that have been loaded multiple times. Nicolas> 2) This implementation sends a notification when an object file is Nicolas> deleted. The notification mechanism simplifies the implementation of Nicolas> the command because it is then the responsibility of the observers Nicolas> to clean dangling references. GDB removes shared libraries in this Nicolas> way already. This sounds reasonable to me. I wonder if it would be advisable to design the syntax so that we can have remove-symbol-file also accept a file name, perhaps later if we decide we want that. Tom