From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Drew Adams" Newsgroups: gmane.emacs.devel Subject: kill-ring-max or other var to convert killing to deleting? Date: Wed, 1 Mar 2006 13:18:42 -0800 Message-ID: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1141420722 8163 80.91.229.2 (3 Mar 2006 21:18:42 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Fri, 3 Mar 2006 21:18:42 +0000 (UTC) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Mar 03 22:18:41 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 1FFHfH-00018Y-2L for ged-emacs-devel@m.gmane.org; Fri, 03 Mar 2006 22:18:19 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FFHfH-00063Q-Cb for ged-emacs-devel@m.gmane.org; Fri, 03 Mar 2006 16:18:19 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1FEv5S-0002uA-AH for emacs-devel@gnu.org; Thu, 02 Mar 2006 16:11:50 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1FEv5O-0002tV-I1 for emacs-devel@gnu.org; Thu, 02 Mar 2006 16:11:48 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FEi2m-0002x0-HU for emacs-devel@gnu.org; Thu, 02 Mar 2006 02:16:12 -0500 Original-Received: from [141.146.126.228] (helo=agminet01.oracle.com) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_3DES_EDE_CBC_SHA:24) (Exim 4.52) id 1FEYjx-0002sN-JK for emacs-devel@gnu.org; Wed, 01 Mar 2006 16:20:09 -0500 Original-Received: from rgmsgw301.us.oracle.com (rgmsgw301.us.oracle.com [138.1.186.50]) by agminet01.oracle.com (Switch-3.1.7/Switch-3.1.7) with ESMTP id k21LIiAG025698 for ; Wed, 1 Mar 2006 15:18:44 -0600 Original-Received: from rgmsgw301.us.oracle.com (localhost [127.0.0.1]) by rgmsgw301.us.oracle.com (Switch-3.1.7/Switch-3.1.7) with ESMTP id k21LIhWP027458 for ; Wed, 1 Mar 2006 14:18:44 -0700 Original-Received: from dradamslap (dradams-lap.us.oracle.com [130.35.177.126]) by rgmsgw301.us.oracle.com (Switch-3.1.7/Switch-3.1.7) with SMTP id k21LIhkH027450 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NO) for ; Wed, 1 Mar 2006 14:18:43 -0700 Original-To: "Emacs-Devel" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.6604 (9.0.2911.0) Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1506 X-Brightmail-Tracker: AAAAAQAAAAI= X-Whitelist: TRUE 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:51097 Archived-At: Suppose you want to delete some text, and not add it to the kill ring. For example, suppose you want to delete a word backward. In this case, there is no `backward-delete-word' function to correspond to `backward-kill-word'. You could do this, which is essentially the definition of `backward-kill-word' with "delete" substituted for "kill": (delete-region (point) (progn (forward-word (- arg)) (point))) But wouldn't it be handy, generally, to be able to just convert an existing `kill-*' function to a `delete-*' function? That is, bind some flag to indicate that the deleted text is not to be added to the kill ring: (let ((kill-p nil)) (backward-kill-word arg)) At first sight, I thought perhaps binding `kill-ring-max' to 0 might do the trick, but it seems that the killed text is always added to the kill ring. It is only the cdr of the kill-ring that is affected by `kill-ring-max'. How about making `kill-ring-max' = 0 have the effect of plain deletion?