From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.general/80097 Path: news.gmane.org!not-for-mail From: David Engster Newsgroups: gmane.emacs.gnus.general Subject: Re: Registry warning? Date: Thu, 29 Sep 2011 08:02:01 +0200 Message-ID: <87oby3zy1y.fsf@randomsample.de> References: <84wrdom4xl.fsf@davestoy.home> <87mxek10p4.fsf@randomsample.de> <87oby5slkf.fsf@lifelogs.com> <87oby4nqpi.fsf@lifelogs.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1317276204 22670 80.91.229.12 (29 Sep 2011 06:03:24 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Thu, 29 Sep 2011 06:03:24 +0000 (UTC) To: ding@gnus.org Original-X-From: ding-owner+M28391@lists.math.uh.edu Thu Sep 29 08:03:20 2011 Return-path: Envelope-to: ding-account@gmane.org Original-Received: from util0.math.uh.edu ([129.7.128.18]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1R99iI-0000wJ-KZ for ding-account@gmane.org; Thu, 29 Sep 2011 08:03:18 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.math.uh.edu) by util0.math.uh.edu with smtp (Exim 4.63) (envelope-from ) id 1R99hE-0004jw-3p; Thu, 29 Sep 2011 01:02:12 -0500 Original-Received: from mx1.math.uh.edu ([129.7.128.32]) by util0.math.uh.edu with esmtps (TLSv1:AES256-SHA:256) (Exim 4.63) (envelope-from ) id 1R99h9-0004jg-3J for ding@lists.math.uh.edu; Thu, 29 Sep 2011 01:02:07 -0500 Original-Received: from quimby.gnus.org ([80.91.231.51]) by mx1.math.uh.edu with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) (envelope-from ) id 1R99h7-0005W7-4w for ding@lists.math.uh.edu; Thu, 29 Sep 2011 01:02:06 -0500 Original-Received: from randomsample.de ([83.169.19.17]) by quimby.gnus.org with esmtp (Exim 4.72) (envelope-from ) id 1R99h5-0002dc-3w for ding@gnus.org; Thu, 29 Sep 2011 08:02:03 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=randomsample.de; s=a; h=Content-Type:MIME-Version:Message-ID:Date:References:In-Reply-To:Subject:To:From; bh=+qQ+s1xkezzAt38ZWpc4QuCcaQDwHotk2oQ2FgJw+lc=; b=l8pcn4tYXjBHd4GyARdsl3Xm8f/UE2rh3x1xFQEyWHeZchZ6dQ12PS38Lwa8MOKe/pdIPu6bzKFBtSSM0/KnEioF2qPCnWFrxRWcKuHBX8k3MiUHOJjQZ4fQ87iSQwrz; Original-Received: from dslc-082-083-046-139.pools.arcor-ip.net ([82.83.46.139] helo=spaten) by randomsample.de with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1R99h4-0005Do-Eh for ding@gnus.org; Thu, 29 Sep 2011 08:02:02 +0200 In-Reply-To: <87oby4nqpi.fsf@lifelogs.com> (Ted Zlatanov's message of "Wed, 28 Sep 2011 19:21:29 -0500") User-Agent: Gnus/5.110018 (No Gnus v0.18) Emacs/24.0.50 (gnu/linux) Mail-Copies-To: never Mail-Followup-To: ding@gnus.org X-Spam-Score: -2.5 (--) List-ID: Precedence: bulk Xref: news.gmane.org gmane.emacs.gnus.general:80097 Archived-At: Ted Zlatanov writes: > On Wed, 28 Sep 2011 09:29:33 +0200 David Engster wrote: > > DE> Ted Zlatanov writes: >>> On Sun, 04 Sep 2011 23:01:43 +0200 David Engster wrote: >>> > DE> Dave Goldberg writes: >>>>> ~/.gnus/registry.eioio seems to be persistent - that is the file >>>>> doesn't get removed when I exit so I don't understand what might be >>>>> wrong with it when it wants to reload. >>> > DE> The persistence of the registry depends on (featurep > DE> 'hashtable-print-readable), which is available on FSF Emacs >=23.2. Gnus > DE> should probably say something more meaningful on older Emacsen... >>> >>> I thought EIEIO had its own persistence mechanism, not using >>> `hashtable-print-readable'? That was one of the reasons I switched to >>> it, so serialization would Just Work. > > DE> No. If you look in your mails somewhere around May, you'll see I wrote > DE> this to you when discussing ERT tests on Emacs 22. EIEIO cannot > DE> magically save any LISP structure (what about recursive structures, for > DE> example?). It uses prin1 and hopes for the best, but you can provide > DE> your own printer in the ':printer' slot. > > Thanks for repeating the information, I either forgot or misunderstood > it. So can we provide a custom printer for Emacs 23.1 and older? Yes, for some definition of "we" (read: not me). ;-) -David