From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: [PATCH] Unicode Lisp reader escapes Date: Thu, 11 May 2006 06:45:56 +0300 Message-ID: References: <17491.34779.959316.484740@parhasard.net> <17495.932.70900.796282@parhasard.net> <17495.57895.90438.848865@parhasard.net> <17498.28361.392872.954484@parhasard.net> <17503.21672.395920.94783@parhasard.net> <17503.29740.778178.932671@parhasard.net> <17504.16146.57393.970540@parhasard.net> <17505.33452.224807.946390@parhasard.net> <200605102137.k4ALbuZX028709@jane.dms.auburn.edu> Reply-To: Eli Zaretskii NNTP-Posting-Host: main.gmane.org X-Trace: sea.gmane.org 1147319399 16267 80.91.229.2 (11 May 2006 03:49:59 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Thu, 11 May 2006 03:49:59 +0000 (UTC) Cc: kehoea@parhasard.net, emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu May 11 05:49:58 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 1Fe2BY-00053s-84 for ged-emacs-devel@m.gmane.org; Thu, 11 May 2006 05:49:56 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fe2BX-0004W9-Rr for ged-emacs-devel@m.gmane.org; Wed, 10 May 2006 23:49:55 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Fe27p-0000qk-Me for emacs-devel@gnu.org; Wed, 10 May 2006 23:46:05 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Fe27o-0000pp-6U for emacs-devel@gnu.org; Wed, 10 May 2006 23:46:05 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Fe27n-0000ph-V1 for emacs-devel@gnu.org; Wed, 10 May 2006 23:46:03 -0400 Original-Received: from [192.114.186.20] (helo=nitzan.inter.net.il) by monty-python.gnu.org with esmtp (Exim 4.52) id 1Fe29D-0000tk-Ty for emacs-devel@gnu.org; Wed, 10 May 2006 23:47:32 -0400 Original-Received: from HOME-C4E4A596F7 (IGLD-83-130-205-212.inter.net.il [83.130.205.212]) by nitzan.inter.net.il (MOS 3.7.3-GA) with ESMTP id DIE43915 (AUTH halo1); Thu, 11 May 2006 06:45:53 +0300 (IDT) Original-To: Luc Teirlinck In-reply-to: <200605102137.k4ALbuZX028709@jane.dms.auburn.edu> (message from Luc Teirlinck on Wed, 10 May 2006 16:37:56 -0500 (CDT)) 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:54231 Archived-At: > Date: Wed, 10 May 2006 16:37:56 -0500 (CDT) > From: Luc Teirlinck > CC: kehoea@parhasard.net, emacs-devel@gnu.org > > Eli Zaretskii wrote: > > > It read ambiguously to me. ``Any Lisp object that you intend to refer to > > again'' could be one that you intend to refer to in the bodies of the > > functions you call. > > Can someone in the know (Richard?) state a clear rule? I think the > ELisp manual should be unequivocal about the GCPRO issue. > > Reading in the Elisp manual: > > This is necessary whenever you call `Feval' or anything that can > directly or indirectly call `Feval'. At such a time, any Lisp > object that you intend to refer to again must be protected > somehow. > > I have always interpreted this as meaning that as long as Feval is not > directly or indirectly called, there is no problem whatsoever. That is not the issue for which I asked for clarifications. The issue was what does ``refer to again'' means, precisely.