From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: "memory full" during redisplay Date: Tue, 09 Dec 2014 14:27:16 -0800 Organization: UCLA Computer Science Department Message-ID: <54877744.4050902@cs.ucla.edu> References: <838uigwv8b.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1418164088 7091 80.91.229.3 (9 Dec 2014 22:28:08 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 9 Dec 2014 22:28:08 +0000 (UTC) To: Eli Zaretskii , emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Dec 09 23:28:00 2014 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XyTGA-0005K7-3S for ged-emacs-devel@m.gmane.org; Tue, 09 Dec 2014 23:27:58 +0100 Original-Received: from localhost ([::1]:42749 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XyTG9-0001Y9-1F for ged-emacs-devel@m.gmane.org; Tue, 09 Dec 2014 17:27:57 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:49245) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XyTFy-0001Tk-Rn for emacs-devel@gnu.org; Tue, 09 Dec 2014 17:27:54 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XyTFr-0005C8-Cn for emacs-devel@gnu.org; Tue, 09 Dec 2014 17:27:46 -0500 Original-Received: from smtp.cs.ucla.edu ([131.179.128.62]:55701) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XyTFe-00055Z-8k; Tue, 09 Dec 2014 17:27:26 -0500 Original-Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp.cs.ucla.edu (Postfix) with ESMTP id 62064A60089; Tue, 9 Dec 2014 14:27:25 -0800 (PST) X-Virus-Scanned: amavisd-new at smtp.cs.ucla.edu Original-Received: from smtp.cs.ucla.edu ([127.0.0.1]) by localhost (smtp.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id T8ZSYbagDBQU; Tue, 9 Dec 2014 14:27:16 -0800 (PST) Original-Received: from penguin.cs.ucla.edu (Penguin.CS.UCLA.EDU [131.179.64.200]) by smtp.cs.ucla.edu (Postfix) with ESMTPSA id B99CBA60073; Tue, 9 Dec 2014 14:27:16 -0800 (PST) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 In-Reply-To: <838uigwv8b.fsf@gnu.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 131.179.128.62 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:179607 Archived-At: On 12/09/2014 10:09 AM, Eli Zaretskii wrote: > However, signaling an error in the middle of redisplay is not a good > idea, because Emacs will immediately re-enter redisplay, again signal > an error, etc. Does the code call 'memory_full', or does it signal an error directly? If the former, memory_full should free enough spare memory so that the redisplay should work and if that's not happening I'd be curious to know why. If the latter, perhaps this should be changed to be the former.