From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.org!not-for-mail
From: "gento" <gento_distefano@hotmail.com>
Newsgroups: gmane.emacs.help
Subject: Re: how to define a comment syntax for files having a specific
	extension?
Date: 3 Apr 2007 03:51:38 -0700
Organization: http://groups.google.com
Message-ID: <1175597498.199053.262370@o5g2000hsb.googlegroups.com>
References: <1175504010.137805.217560@o5g2000hsb.googlegroups.com>
	<jwvmz1qswpu.fsf-monnier+gnu.emacs.help@gnu.org>
	<1175527400.955307.302630@b75g2000hsg.googlegroups.com>
	<878xd9ud8b.fsf@voyager.informatimago.com>
NNTP-Posting-Host: lo.gmane.org
Mime-Version: 1.0
Content-Type: text/plain; charset="iso-8859-1"
X-Trace: sea.gmane.org 1175600279 13245 80.91.229.12 (3 Apr 2007 11:37:59 GMT)
X-Complaints-To: usenet@sea.gmane.org
NNTP-Posting-Date: Tue, 3 Apr 2007 11:37:59 +0000 (UTC)
To: help-gnu-emacs@gnu.org
Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue Apr 03 13:37:55 2007
Return-path: <help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>
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 4.50)
	id 1HYhKY-0003LV-Gg
	for geh-help-gnu-emacs@m.gmane.org; Tue, 03 Apr 2007 13:37:42 +0200
Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43)
	id 1HYhNg-0003Zs-Tr
	for geh-help-gnu-emacs@m.gmane.org; Tue, 03 Apr 2007 07:40:56 -0400
Original-Path: shelby.stanford.edu!newshub.stanford.edu!postnews.google.com!o5g2000hsb.googlegroups.com!not-for-mail
Original-Newsgroups: gnu.emacs.help,comp.emacs
Original-Lines: 25
Original-NNTP-Posting-Host: 194.244.23.251
Original-X-Trace: posting.google.com 1175597499 28886 127.0.0.1 (3 Apr 2007 10:51:39
	GMT)
Original-X-Complaints-To: groups-abuse@google.com
Original-NNTP-Posting-Date: Tue, 3 Apr 2007 10:51:39 +0000 (UTC)
In-Reply-To: <878xd9ud8b.fsf@voyager.informatimago.com>
User-Agent: G2/1.0
X-HTTP-UserAgent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1;
	AlcatelAleniaSpaceTurin),gzip(gfe),gzip(gfe)
X-HTTP-Via: 1.0 ALTOPX01
Complaints-To: groups-abuse@google.com
Injection-Info: o5g2000hsb.googlegroups.com; posting-host=194.244.23.251;
	posting-account=5cIYqQ0AAABojVAsiWYh-UxkA450jK-W
Original-Xref: shelby.stanford.edu gnu.emacs.help:146790 comp.emacs:94051
X-BeenThere: help-gnu-emacs@gnu.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Users list for the GNU Emacs text editor <help-gnu-emacs.gnu.org>
List-Unsubscribe: <http://lists.gnu.org/mailman/listinfo/help-gnu-emacs>,
	<mailto:help-gnu-emacs-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/help-gnu-emacs>
List-Post: <mailto:help-gnu-emacs@gnu.org>
List-Help: <mailto:help-gnu-emacs-request@gnu.org?subject=help>
List-Subscribe: <http://lists.gnu.org/mailman/listinfo/help-gnu-emacs>,
	<mailto:help-gnu-emacs-request@gnu.org?subject=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:42394
Archived-At: <http://permalink.gmane.org/gmane.emacs.help/42394>

> (require 'cl)
> (push `(\\.jou$" . ,(lambda ()
>                        (text-mode)
>                        (setf comment-start "/")))
>       auto-mode-alist)

It has worked !

> Also you could do it with a find-file-hook, etc.

I've  actually preferred this solution

(add-hook 'find-file-hooks
     (lambda ()
        (when (string-match "\\.jou$" (buffer-file-name))
           (setq comment-start "/")
        )
     )
)

that I have adapted on the basis of your post
http://groups.google.it/group/gnu.emacs.help/msg/83d7d3c1217a98b2

thank you