From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Lennart Borgman (gmail)" Newsgroups: gmane.emacs.devel Subject: Re: Retrieve front-advance from make-overlay Date: Mon, 15 Jan 2007 02:29:59 +0100 Message-ID: <45AAD917.30400@gmail.com> References: <45AA9AEC.1050800@gmail.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1168884964 2676 80.91.229.12 (15 Jan 2007 18:16:04 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Mon, 15 Jan 2007 18:16:04 +0000 (UTC) Cc: Emacs Devel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jan 15 19:16:02 2007 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1H6Vaz-0002xj-3m for ged-emacs-devel@m.gmane.org; Mon, 15 Jan 2007 18:26:09 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1H6Gfu-0001ny-Nb for ged-emacs-devel@m.gmane.org; Sun, 14 Jan 2007 20:30:14 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1H6Gfi-0001mc-7H for emacs-devel@gnu.org; Sun, 14 Jan 2007 20:30:02 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1H6Gfg-0001le-8S for emacs-devel@gnu.org; Sun, 14 Jan 2007 20:30:01 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1H6Gfg-0001lU-3Z for emacs-devel@gnu.org; Sun, 14 Jan 2007 20:30:00 -0500 Original-Received: from [80.76.149.213] (helo=ch-smtp02.sth.basefarm.net) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1H6Gff-0000PG-Fs for emacs-devel@gnu.org; Sun, 14 Jan 2007 20:29:59 -0500 Original-Received: from c83-254-145-24.bredband.comhem.se ([83.254.145.24]:65261 helo=[127.0.0.1]) by ch-smtp02.sth.basefarm.net with esmtp (Exim 4.63) (envelope-from ) id 1H6Gfd-0003n4-8d; Mon, 15 Jan 2007 02:29:58 +0100 User-Agent: Thunderbird 1.5.0.9 (Windows/20061207) Original-To: Stefan Monnier In-Reply-To: X-Antivirus: avast! (VPS 0703-0, 2007-01-13), Outbound message X-Antivirus-Status: Clean X-Scan-Result: No virus found in message 1H6Gfd-0003n4-8d. X-Scan-Signature: ch-smtp02.sth.basefarm.net 1H6Gfd-0003n4-8d c07a313e654b3e81984ff650a052b5f1 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:65206 Archived-At: Stefan Monnier wrote: >> Is it possible to retrieve from an overlay the parameters front-advance and >> rear-advance that was given to make-overlay? > >> Without that it is not possible to make a new copy of an overlay AFAICS. > > The source code of `copy-overlay' answers this question. Thanks. Indeed it does ;-) -- BTW copy-overlay is not mentioned in Info. > > Stefan > > > PS: The comment says "easily" because you can of course insert+remove a char > to check whether the position of the overlay's boundary stays "in front" > or not. >