From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Marius Vollmer Newsgroups: gmane.emacs.devel Subject: Re: Emacs Lisp and Guile Date: 13 Aug 2002 21:17:05 +0200 Sender: emacs-devel-admin@gnu.org Message-ID: <877kiulgb2.fsf@zagadka.ping.de> References: <200207200035.g6K0ZAb27891@aztec.santafe.edu> <200207212015.g6LKF4c00874@aztec.santafe.edu> <200207251807.g6PI75d07615@aztec.santafe.edu> <874renlito.fsf@zagadka.ping.de> <200207271853.g6RIre710837@aztec.santafe.edu> <200207310554.g6V5ssc16508@aztec.santafe.edu> <200208021743.g72HhkX01596@aztec.santafe.edu> <200208071424.g77EO1103149@wijiji.santafe.edu> <200208091639.g79Gd9mf003557@santafe.santafe.edu> <200208130147.g7D1lm507016@wijiji.santafe.edu> NNTP-Posting-Host: localhost.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: main.gmane.org 1029266236 26321 127.0.0.1 (13 Aug 2002 19:17:16 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Tue, 13 Aug 2002 19:17:16 +0000 (UTC) Cc: neil@ossau.uklinux.net, raeburn@raeburn.org, emacs-devel@gnu.org Return-path: Original-Received: from quimby.gnus.org ([80.91.224.244]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 17ehAI-0006qQ-00 for ; Tue, 13 Aug 2002 21:17:14 +0200 Original-Received: from monty-python.gnu.org ([199.232.76.173]) by quimby.gnus.org with esmtp (Exim 3.12 #1 (Debian)) id 17ehYw-0004y2-00 for ; Tue, 13 Aug 2002 21:42:43 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.10) id 17ehBD-00072r-00; Tue, 13 Aug 2002 15:18:11 -0400 Original-Received: from list by monty-python.gnu.org with tmda-scanned (Exim 4.10) id 17ehA8-0006zU-00 for emacs-devel@gnu.org; Tue, 13 Aug 2002 15:17:04 -0400 Original-Received: from mail by monty-python.gnu.org with spam-scanned (Exim 4.10) id 17ehA7-0006z6-00 for emacs-devel@gnu.org; Tue, 13 Aug 2002 15:17:04 -0400 Original-Received: from dialin.speedway42.dip154.dokom.de ([195.138.42.154] helo=zagadka.ping.de) by monty-python.gnu.org with smtp (Exim 4.10) id 17ehA6-0006yx-00 for emacs-devel@gnu.org; Tue, 13 Aug 2002 15:17:02 -0400 Original-Received: (qmail 3614 invoked by uid 1000); 13 Aug 2002 19:17:05 -0000 Original-To: rms@gnu.org In-Reply-To: <200208130147.g7D1lm507016@wijiji.santafe.edu> Original-Lines: 16 User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.2 Errors-To: emacs-devel-admin@gnu.org X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.0.11 Precedence: bulk List-Help: List-Post: List-Subscribe: , List-Id: Emacs development discussions. List-Unsubscribe: , List-Archive: Xref: main.gmane.org gmane.emacs.devel:6504 X-Report-Spam: http://spam.gmane.org/gmane.emacs.devel:6504 Richard Stallman writes: > Yes, but you might not be able to avoid to call a function during a > critical section that calls SCM_TICK without you wanting it. > > Perhaps critical sections could set a flag that tells SCM_TICK not > to really do anything. Yes, but then we would have to admit that we don't support true concurrent execution. In a true concurrent system, you can't stop other threads by setting a global flag. An althernative would be to use a mutex for critical sections. -- GPG: D5D4E405 - 2F9B BCCC 8527 692A 04E3 331E FAF8 226A D5D4 E405