From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26716 invoked by alias); 8 Oct 2003 00:46:37 -0000 Mailing-List: contact gdb-patches-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sources.redhat.com Received: (qmail 26709 invoked from network); 8 Oct 2003 00:46:36 -0000 Received: from unknown (HELO gateway.sf.frob.com) (64.81.54.130) by sources.redhat.com with SMTP; 8 Oct 2003 00:46:36 -0000 Received: from magilla.sf.frob.com (magilla.sf.frob.com [198.49.250.228]) by gateway.sf.frob.com (Postfix) with ESMTP id 7FD01357B; Tue, 7 Oct 2003 17:46:35 -0700 (PDT) Received: from magilla.sf.frob.com (localhost.localdomain [127.0.0.1]) by magilla.sf.frob.com (8.12.9/8.12.9) with ESMTP id h980kZN2009332; Tue, 7 Oct 2003 17:46:35 -0700 Received: (from roland@localhost) by magilla.sf.frob.com (8.12.9/8.12.9/Submit) id h980kZpD009328; Tue, 7 Oct 2003 17:46:35 -0700 Date: Wed, 08 Oct 2003 00:46:00 -0000 Message-Id: <200310080046.h980kZpD009328@magilla.sf.frob.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit From: Roland McGrath To: Michael Snyder Cc: gdb-patches@sources.redhat.com Subject: Re: unwind support for Linux 2.6 vsyscall DSO In-Reply-To: Michael Snyder's message of Tuesday, 7 October 2003 17:02:23 -0700 <3F83540F.1040509@redhat.com> X-Antipastobozoticataclysm: Bariumenemanilow X-SW-Source: 2003-10/txt/msg00193.txt.bz2 > I knew. Unfortunately, it's often proven inadequate, hence > there are separate queries for threads etc. > > Maybe if to_query had been designed as an iterator in the first place... Its interface is wholly vague, so a given query could encode any kind of interface you want. Iteration is easily expressed in such an interface either just by specifying that's what a query means (different answer each time) or by including a "next pointer" in queries and replies.