From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.general/62443 Path: news.gmane.org!not-for-mail From: Luc Teirlinck Newsgroups: gmane.emacs.devel,gmane.emacs.gnus.general Subject: Re: defcustom :version Date: Wed, 29 Mar 2006 21:11:12 -0600 (CST) Message-ID: <200603300311.k2U3BCa12687@raven.dms.auburn.edu> References: <15499.1142047137@olgas.newt.com> <200603110447.k2B4lbt10750@raven.dms.auburn.edu> <9584.1142109654@olgas.newt.com> <17232.1142195412@olgas.newt.com> <6274.1143596753@olgas.newt.com> <87zmj8zm7x.fsf@olgas.newt.com> NNTP-Posting-Host: main.gmane.org X-Trace: sea.gmane.org 1143688655 24466 80.91.229.2 (30 Mar 2006 03:17:35 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Thu, 30 Mar 2006 03:17:35 +0000 (UTC) Cc: ding@gnus.org, emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Mar 30 05:17:33 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1FOnf9-0003jp-22 for ged-emacs-devel@m.gmane.org; Thu, 30 Mar 2006 05:17:31 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FOnf8-0001U4-Fq for ged-emacs-devel@m.gmane.org; Wed, 29 Mar 2006 22:17:30 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1FOnem-0001Ii-Ha for emacs-devel@gnu.org; Wed, 29 Mar 2006 22:17:08 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1FOnek-0001HX-Rf for emacs-devel@gnu.org; Wed, 29 Mar 2006 22:17:07 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FOnek-0001HM-G2 for emacs-devel@gnu.org; Wed, 29 Mar 2006 22:17:06 -0500 Original-Received: from [131.204.53.104] (helo=manatee.dms.auburn.edu) by monty-python.gnu.org with esmtp (Exim 4.52) id 1FOngp-000337-PE for emacs-devel@gnu.org; Wed, 29 Mar 2006 22:19:15 -0500 Original-Received: from raven.dms.auburn.edu (raven.dms.auburn.edu [131.204.53.29]) by manatee.dms.auburn.edu (8.13.6/8.13.6) with ESMTP id k2U3H5Ve001064; Wed, 29 Mar 2006 21:17:05 -0600 (CST) Original-Received: (from teirllm@localhost) by raven.dms.auburn.edu (8.11.7p1+Sun/8.11.7) id k2U3BCa12687; Wed, 29 Mar 2006 21:11:12 -0600 (CST) X-Authentication-Warning: raven.dms.auburn.edu: teirllm set sender to teirllm@dms.auburn.edu using -f Original-To: wohler@newt.com In-reply-to: <87zmj8zm7x.fsf@olgas.newt.com> (message from Bill Wohler on Wed, 29 Mar 2006 18:43:14 -0800) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.0.1 (manatee.dms.auburn.edu [131.204.53.104]); Wed, 29 Mar 2006 21:17:05 -0600 (CST) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:52217 gmane.emacs.gnus.general:62443 Archived-At: Note that there is a bug in the current implementation of the :version keyword. For instance, `M-x customize-changed' lists the group gnus-agent as new in Emacs 22.1 whereas it was already present in Emacs 20.7 and possibly earlier. The problem is that the :version for `foo' gets stored in the custom-version property of the symbol 'foo. But `foo' could be two or three of a customizable variable, a custom group and a face. All three could have been introduced in different versions. One of those could be new in a new release, the others not. Only that one should be listed by `customize-changed'. But depending on luck, either none or all get listed, because only one of the three :version's winds up being the lucky winner of the "symbol foo custom-version property contest". In the case of gnus-agent, the group is not new in 22.1, but the variable gnus-agent is. Maybe we should have {option,face,group}-custom-version properties, maybe after the release. Sincerely, Luc.