From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3691 invoked by alias); 17 Dec 2013 20:41:49 -0000 Mailing-List: contact cygwin-talk-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: cygwin-talk-owner@cygwin.com Reply-To: The Vulgar and Unprofessional Cygwin-Talk List Mail-Followup-To: cygwin-talk@cygwin.com Received: (qmail 3677 invoked by uid 89); 17 Dec 2013 20:41:48 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.1 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.2 X-HELO: mho-01-ewr.mailhop.org Received: from mho-03-ewr.mailhop.org (HELO mho-01-ewr.mailhop.org) (204.13.248.66) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Tue, 17 Dec 2013 20:41:46 +0000 Received: from pool-71-126-240-25.bstnma.fios.verizon.net ([71.126.240.25] helo=cgf.cx) by mho-01-ewr.mailhop.org with esmtpa (Exim 4.72) (envelope-from ) id 1Vt1Sa-000FPH-8r for cygwin-talk@cygwin.com; Tue, 17 Dec 2013 20:41:44 +0000 Received: from ednor (ednor.casa.cgf.cx [192.168.187.5]) by cgf.cx (Postfix) with SMTP id B3EAB600FB for ; Tue, 17 Dec 2013 15:41:42 -0500 (EST) Received: by ednor (sSMTP sendmail emulation); Tue, 17 Dec 2013 15:41:42 -0500 X-Mail-Handler: Dyn Standard SMTP by Dyn X-Report-Abuse-To: abuse@dyndns.com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information) X-MHO-User: U2FsdGVkX186ahZr3JGtpEyfYo4cYaZe Date: Tue, 17 Dec 2013 20:41:00 -0000 From: Christopher Faylor To: cygwin-talk@cygwin.com Subject: Re: Design mixed 32 and 64 bit systems. Message-ID: <20131217204142.GC1614@ednor.casa.cgf.cx> Reply-To: cygwin-talk@cygwin.com Mail-Followup-To: cygwin-talk@cygwin.com References: <6CF2FC1279D0844C9357664DC5A08BA21D7054@MLBXV06.nih.gov> <529CE0E4.4080804@etr-usa.com> <20131202195626.GC604@ednor.casa.cgf.cx> <529CEDE5.4030703@etr-usa.com> <20131202210551.GA2497@ednor.casa.cgf.cx> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131202210551.GA2497@ednor.casa.cgf.cx> User-Agent: Mutt/1.5.20 (2009-06-14) X-SW-Source: 2013-q4/txt/msg00017.txt.bz2 On Mon, Dec 02, 2013 at 04:05:51PM -0500, Christopher Faylor wrote: >It's a subtle distinction but there is no real table of Cygwin pids >maintained by the DLL. Each process has a shared memory region >associated with it that holds information like the parent pid. This >shared memory region is not recognized between x86/x86_64. Just a further clarification for anyone who's interested: There is a table of child pids maintained by each process. So the DLL does maintain a list of pids. It just doesn't maintain a list of all known Cygwin processes. cgf