From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.bugs Subject: bug#23130: 25.1.50; `C-h f' etc.: escaping in symbol names Date: Wed, 09 Mar 2022 18:09:43 +0100 Message-ID: <87tuc7xdbc.fsf@igel.home> References: <5f0de05c-33e6-4855-8603-19c0bd0c4c4e@default> <87czjxsutu.fsf@gnus.org> <87r18d201p.fsf@igel.home> <87k0e5r9is.fsf@gnus.org> <87ee4d1yqx.fsf@igel.home> <874k475br0.fsf@gnus.org> 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="18736"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux) Cc: 23130@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Mar 09 18:10:15 2022 Return-path: Envelope-to: geb-bug-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 1nRzpH-0004dj-Hu for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 09 Mar 2022 18:10:15 +0100 Original-Received: from localhost ([::1]:34968 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nRzpG-0001Rc-Aq for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 09 Mar 2022 12:10:14 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:47860) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nRzp5-0001N9-DL for bug-gnu-emacs@gnu.org; Wed, 09 Mar 2022 12:10:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:38464) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nRzp5-00024r-3g for bug-gnu-emacs@gnu.org; Wed, 09 Mar 2022 12:10:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nRzp4-0002n9-JY for bug-gnu-emacs@gnu.org; Wed, 09 Mar 2022 12:10:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Andreas Schwab Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 09 Mar 2022 17:10:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23130 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 23130-submit@debbugs.gnu.org id=B23130.164684578810704 (code B ref 23130); Wed, 09 Mar 2022 17:10:02 +0000 Original-Received: (at 23130) by debbugs.gnu.org; 9 Mar 2022 17:09:48 +0000 Original-Received: from localhost ([127.0.0.1]:60594 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nRzoq-0002mZ-92 for submit@debbugs.gnu.org; Wed, 09 Mar 2022 12:09:48 -0500 Original-Received: from mail-out.m-online.net ([212.18.0.9]:46098) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nRzop-0002mR-1t for 23130@debbugs.gnu.org; Wed, 09 Mar 2022 12:09:47 -0500 Original-Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4KDJbF5kB1z1qyJ6; Wed, 9 Mar 2022 18:09:45 +0100 (CET) Original-Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4KDJbF43MGz1qqkB; Wed, 9 Mar 2022 18:09:45 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Original-Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id kAkpbnH6eIt6; Wed, 9 Mar 2022 18:09:44 +0100 (CET) X-Auth-Info: q/0EbHbzDxZ7NGH39Dw8hSNt5axpmXwI2bWIDXN2MyLDFV8clnG+P/1MxgHyPDlZ Original-Received: from igel.home (ppp-46-244-188-255.dynamic.mnet-online.de [46.244.188.255]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Wed, 9 Mar 2022 18:09:44 +0100 (CET) Original-Received: by igel.home (Postfix, from userid 1000) id 53DED2C3AC5; Wed, 9 Mar 2022 18:09:43 +0100 (CET) X-Yow: ..Wait 'til those ITALIAN TEENAGERS get back to their HONDAS & discover them to be FILLED to the BRIM with MAZOLA!! In-Reply-To: <874k475br0.fsf@gnus.org> (Lars Ingebrigtsen's message of "Wed, 09 Mar 2022 17:30:59 +0100") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:228167 Archived-At: On Mär 09 2022, Lars Ingebrigtsen wrote: > Andreas Schwab writes: > >>>> The following characters are always escaped in a symbol: >>>> >>>> if (c == '\"' || c == '\\' || c == '\'' >>>> || c == ';' || c == '#' || c == '(' || c == ')' >>>> || c == ',' || c == '.' || c == '`' >>>> || c == '[' || c == ']' || c == '?' || c <= 040 >>>> || c == NO_BREAK_SPACE >>> >>> But why "."? >> >> Because it is special to the reader. > > Is it special to the reader inside a symbol? . and \. are different syntactic entities. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."