From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?=C3=93scar_Fuentes?= Newsgroups: gmane.emacs.help Subject: Re: Refer to the directory of the currently being loaded elisp script from within the Emacs lisp file itself. Date: Fri, 11 Jun 2021 03:14:42 +0200 Message-ID: <87y2bh6w3h.fsf@telefonica.net> References: <871r99agku.fsf@telefonica.net> <87sg1p9198.fsf@telefonica.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23069"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:B65Cc/i9sBAJ7vouglaR1da88y8= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jun 11 03:15:18 2021 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lrVlV-0005p8-MJ for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 11 Jun 2021 03:15:17 +0200 Original-Received: from localhost ([::1]:33140 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lrVlU-0000K9-82 for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 10 Jun 2021 21:15:16 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37110) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrVl8-0000Jp-GH for help-gnu-emacs@gnu.org; Thu, 10 Jun 2021 21:14:54 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:52988) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrVl6-0000i8-Mi for help-gnu-emacs@gnu.org; Thu, 10 Jun 2021 21:14:54 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1lrVl3-0005AK-4u for help-gnu-emacs@gnu.org; Fri, 11 Jun 2021 03:14:49 +0200 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:130743 Archived-At: Hongyi Zhao writes: > On Thu, Jun 10, 2021 at 11:40 PM Óscar Fuentes wrote: >> >> Hongyi Zhao writes: >> >> >> BTW, the correct method for concatenating a directory and a file name is >> >> >> >> (load-file >> >> (concat >> >> (file-name-as-directory (file-name-directory load-file-name)) >> >> "auth.el.gpg")) >> > >> > I tried you above code, it still doesn't work with the following info: >> > >> > file-name-as-directory: Wrong type argument: stringp, nil [2 times] >> > Mark set >> >> load-file-name is defined while the file is being loaded, after that it >> is nil. So if you tried with `C-x C-e' or some other interactive command >> it wont work. >> >> Once the code above is in the correct file, save it, start Emacs and >> report back what happens. > > See my current usage on > > according to the instructions here. > > After I start Emacs and tried with `M-x screenlatex RET', I will see > the following info in *Messages* buffer: > > expand-file-name: Wrong type argument: stringp, nil As explained previously, load-file-name is only defined when the file is being loaded, otherwise it is nil. You can put the directory name on a variable at load time and use that variable on your command: (setq my-directory (file-name-directory load-file-name) (defun screen2latex () ... (load-file (expand-file-name "auth.el.gpg" my-directory))