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: shouldn't `delete-blank-lines' treat form-feed as whitespace? Date: Sun, 07 Mar 2010 19:42:31 +0200 Message-ID: <83tyss2flk.fsf@gnu.org> References: <201003061734.27587.jyavner@rogers.com> <83wrxo3gzj.fsf@gnu.org> <201003062334.16969.jyavner@rogers.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: dough.gmane.org 1267983794 16188 80.91.229.12 (7 Mar 2010 17:43:14 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 7 Mar 2010 17:43:14 +0000 (UTC) Cc: juri@jurta.org, emacs-devel@gnu.org To: Jonathan Yavner Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Mar 07 18:43:10 2010 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 4.69) (envelope-from ) id 1NoKUk-00046W-C0 for ged-emacs-devel@m.gmane.org; Sun, 07 Mar 2010 18:42:26 +0100 Original-Received: from localhost ([127.0.0.1]:36444 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NoKUj-0006DS-By for ged-emacs-devel@m.gmane.org; Sun, 07 Mar 2010 12:42:25 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NoKUe-0006CU-0V for emacs-devel@gnu.org; Sun, 07 Mar 2010 12:42:20 -0500 Original-Received: from [140.186.70.92] (port=33685 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NoKUd-0006C3-AK for emacs-devel@gnu.org; Sun, 07 Mar 2010 12:42:19 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1NoKUc-000463-I5 for emacs-devel@gnu.org; Sun, 07 Mar 2010 12:42:19 -0500 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:56753) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1NoKUc-00045x-4c for emacs-devel@gnu.org; Sun, 07 Mar 2010 12:42:18 -0500 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0KYX00F009PHVP00@a-mtaout22.012.net.il> for emacs-devel@gnu.org; Sun, 07 Mar 2010 19:42:16 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([77.126.34.234]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0KYX00DDLAIBQR90@a-mtaout22.012.net.il>; Sun, 07 Mar 2010 19:42:12 +0200 (IST) In-reply-to: <201003062334.16969.jyavner@rogers.com> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 (beta) 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:121707 Archived-At: > From: Jonathan Yavner > Date: Sat, 6 Mar 2010 23:34:16 -0500 > Cc: emacs-devel@gnu.org, juri@jurta.org > > > How is the line-breaking property relevant to this function? > > If it isn't, why are we talking about FF and VT? They don't display as > "blank" in Emacs. > > If the point is to close up blank lines, this is sort of like line- > breaking in reverse, so only line-break characters should be deleted. > > Function delete-trailing-whitespace specifically states that it does not > delete FF. It also doesn't delete VT. So why should > delete-blank-lines delete these? I have no opinion about FF and VT. I was talking about NBSP and its ilk.