From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.help Subject: Re: How to change and save a read-only file? Date: Sat, 29 Jun 2013 15:30:08 +0200 Organization: Aioe.org NNTP Server Message-ID: <87d2r5nixr.fsf@VLAN-3434.student.uu.se> References: <87ip0xnjtx.fsf@VLAN-3434.student.uu.se> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1372514549 25958 80.91.229.3 (29 Jun 2013 14:02:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 29 Jun 2013 14:02:29 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sat Jun 29 16:02:30 2013 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1UsvjR-00054O-8o for geh-help-gnu-emacs@m.gmane.org; Sat, 29 Jun 2013 16:02:29 +0200 Original-Received: from localhost ([::1]:50985 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UsvjQ-000298-TF for geh-help-gnu-emacs@m.gmane.org; Sat, 29 Jun 2013 10:02:28 -0400 Original-Path: usenet.stanford.edu!news.glorb.com!feeder.erje.net!eu.feeder.erje.net!weretis.net!feeder4.news.weretis.net!rt.uk.eu.org!aioe.org!.POSTED!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 26 Original-NNTP-Posting-Host: SWN/nubmpQxYKwY7hPy4YA.user.speranza.aioe.org Original-X-Complaints-To: abuse@aioe.org User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.4 (gnu/linux) X-Notice: Filtered by postfilter v. 0.8.2 Cancel-Lock: sha1:H/sr1mHvo4kiCKjihXWfJuSTeVI= Original-Xref: usenet.stanford.edu gnu.emacs.help:199585 X-Mailman-Approved-At: Sat, 29 Jun 2013 10:02:12 -0400 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:91851 Archived-At: Emanuel Berg writes: > (defun su-edit () > "Edit the current buffer file as superuser - > in a new buffer, that should look the same." > (interactive) > (let ((start-point-pos (point))) > (recenter-top-bottom 0) > (let ((top-window-pos (point)) > (buffer (buffer-file-name)) ) > (kill-buffer) > (find-file (format "/sudo::%s" buffer)) > (goto-char top-window-pos) > (recenter-top-bottom 0) > (goto-char start-point-pos) ))) Aha, now I see, `recenter-top-bottom' doesn't change the point! Silly. Still, even though with this realization I could fix it, I leave it open to you foxes as you more than once have provided me with standard solutions (for which I am grateful, because they work better - and not without pride I add that last word :) ) -- Emanuel Berg - programmer (hire me! CV below) computer projects: http://user.it.uu.se/~embe8573 internet activity: http://home.student.uu.se/embe8573