From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Merciadri Luca Newsgroups: gmane.emacs.help Subject: Re: Adding `#' at each new line with text until the end of the file Date: Tue, 18 May 2010 12:09:21 +0200 Organization: ULg Message-ID: <87aarx4j3i.fsf@merciadriluca-station.MERCIADRILUCA> References: <87k4r24iq3.fsf@merciadriluca-station.MERCIADRILUCA> <87bpcel6zj.fsf@kuiper.lan.informatimago.com> <878w7is2yy.fsf@merciadriluca-station.MERCIADRILUCA> <87zkzyjkcb.fsf@kuiper.lan.informatimago.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1291831902 12105 80.91.229.12 (8 Dec 2010 18:11:42 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 8 Dec 2010 18:11:42 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Wed Dec 08 19:11:38 2010 Return-path: Envelope-to: geh-help-gnu-emacs@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 1PQOUK-0001CY-8Y for geh-help-gnu-emacs@m.gmane.org; Wed, 08 Dec 2010 19:11:36 +0100 Original-Received: from localhost ([127.0.0.1]:44609 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PQOUJ-00011e-A7 for geh-help-gnu-emacs@m.gmane.org; Wed, 08 Dec 2010 13:11:35 -0500 Original-Path: usenet.stanford.edu!news.glorb.com!news2.glorb.com!news.glorb.com!dotsrc.org!filter.dotsrc.org!news.dotsrc.org!not-for-mail Original-Newsgroups: gnu.emacs.help User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.2 (gnu/linux) Cancel-Lock: sha1:M1dteQFhLzly8fA0cOOAdhRqRCU= Original-Lines: 75 Original-NNTP-Posting-Host: 62.197.101.67 Original-X-Trace: news.sunsite.dk DXC=PDS:VaI?JilJfJcgG; Q1FaYSB=nbEKnkk2[HYl_M\WJbB`G2cTG; MnaLGVLjEY^2Yh[=LHD=0P^Yd9g\V1BeNHOi5Z@8`56Df9`dA?eTeE List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:75766 Archived-At: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 pjb@informatimago.com (Pascal J. Bourguignon) writes: > Merciadri Luca writes: > >> pjb@informatimago.com (Pascal J. Bourguignon) writes: >> >>> >>> So: >>> (while (< (point) (point-max)) >>> (when (looking-at ".") >>> (insert "#")) >>> (forward-line)) >>> >> >> After extensive testing, >> >> == >> (defun fildi () >> (find-file "~/Sayings") >> (goto-char (point-min)) >> (while (< (point) (point-max)) >> (when (looking-at ".") >> (insert "#")) >> (forward-line)) >> ) >> == >> >> does not work. When I evaluate it using C-x C-e (in a buffer), it only >> says `fildi', which does not look very interesting. What am I doing >> wrong? It finds the file; it goes to the beginning of it; while it has >> not reached the end of the file, it looks for a line containing a dot >> (as every saying ends by a dot); > > No. Did you read the documentation of looking-at? No. I should have done it. > Because that's > what you should do for every new function you see! Nice reflex. > What does the > documentation of looking-at says about the arguments of the function? > > (looking-at ".") tests whether the cursor is at position where there > is any character, but a newline. That is, it tests whether the line > contains something, since we should be at the beginning of the line, > because this is what point-min should be at (actually, unless you > narrow the region from the middle of a line), and this is ensured by > forward-line. Okay, thanks. > >> while this works, it inserts a "#" >> and, as the cursor is at the beginning of the line, it inserts a "#" >> at the beginning of the line. It also goes to the next line. And? > > Wasn't it what you asked for? Otherwise I didn't understand what you > wanted. Sure, but, as I explained in my previous message, it does not even modify the Sayings file. Why? - -- Merciadri Luca See http://www.student.montefiore.ulg.ac.be/~merciadri/ - -- All flowers are not in one garden. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Processed by Mailcrypt 3.5.8 iEYEARECAAYFAkvyZ1EACgkQM0LLzLt8MhxBqQCfTSIZs8NH6I+BWy9zXViSHlDc 65IAnie+few8wvSEwVuQMNtnmNao6tdq =uGJQ -----END PGP SIGNATURE-----