From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Michael Heerdegen via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Why does saving a buffer to a new file clear local variables? Date: Thu, 12 Dec 2024 12:32:20 +0100 Message-ID: <87bjxh87cr.fsf@web.de> References: Reply-To: Michael Heerdegen Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="37414"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:kvsk4UgJnV1myGKGoiLHVXN0iww= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Dec 12 12:32:18 2024 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 1tLhQY-0009b2-AD for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 12 Dec 2024 12:32:18 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tLhPs-0004Pw-Vl; Thu, 12 Dec 2024 06:31:37 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tLhPp-0004Pl-RS for help-gnu-emacs@gnu.org; Thu, 12 Dec 2024 06:31:34 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tLhPo-0003Cr-DD for help-gnu-emacs@gnu.org; Thu, 12 Dec 2024 06:31:33 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1tLhPe-0008TU-Bs for help-gnu-emacs@gnu.org; Thu, 12 Dec 2024 12:31:22 +0100 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: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, FREEMAIL_FORGED_FROMDOMAIN=0.001, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, 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: 2.1.29 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-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:148774 Archived-At: Jean Louis writes: > I have just checked it, try doing it this way: > > (defvar-local abc 123) > > save the buffer, and verify the abc is still there. Are you sure that you don't just see the global binding of that variable? > This way, it doesn't work, variable must be symbol, not string: > (make-variable-buffer-local "abc") Please note that `make-variable-buffer-local' is a function (in contrast to `defvar' or `defvar-local' which are macros), so the argument (expression) is evaluated and should return a symbol. When you want to specify a symbol quote its name: 'SYMBOL. Michael.