From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Automatic (e)tags generation and incremental updates Date: Sun, 21 Feb 2021 21:53:25 +0200 Message-ID: <83sg5pw62y.fsf@gnu.org> References: <779a6328-9ca5-202a-25a2-b270c66fe6dd@yandex.ru> <8fc5e96c-ebb8-c668-9b2a-c7c4ee54c0b9@yandex.ru> <83r1mwltob.fsf@gnu.org> <0bee9ab4-46bc-b6fd-97b6-e26cc80f1610@yandex.ru> <731c1b21-b3e9-89fe-3751-9c2a528adfba@yandex.ru> <838s7k4ft8.fsf@gnu.org> <5de633e5-05c3-d965-e6b1-b8bb91a8f11a@yandex.ru> <834ki82hbh.fsf@gnu.org> <67d2bd44-032d-f014-338f-387a07503d9c@yandex.ru> <83im6n19it.fsf@gnu.org> <25073978-eb02-4f40-4104-9d18df87def0@yandex.ru> <83y2fixyiz.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30074"; mail-complaints-to="usenet@ciao.gmane.io" Cc: philipk@posteo.net, tom@tromey.com, emacs-devel@gnu.org, john@yates-sheets.org To: Dmitry Gutov Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Feb 21 20:54:28 2021 Return-path: Envelope-to: ged-emacs-devel@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 1lDuoG-0007eH-Rz for ged-emacs-devel@m.gmane-mx.org; Sun, 21 Feb 2021 20:54:28 +0100 Original-Received: from localhost ([::1]:45050 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lDuoF-0001M1-UZ for ged-emacs-devel@m.gmane-mx.org; Sun, 21 Feb 2021 14:54:27 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33732) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lDunV-0000t9-VL for emacs-devel@gnu.org; Sun, 21 Feb 2021 14:53:41 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:40629) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lDunT-0003SN-Lu; Sun, 21 Feb 2021 14:53:39 -0500 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:1269 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lDunS-0002fo-Mz; Sun, 21 Feb 2021 14:53:39 -0500 In-Reply-To: (message from Dmitry Gutov on Sat, 20 Feb 2021 23:14:15 +0200) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:265435 Archived-At: > Cc: philipk@posteo.net, tom@tromey.com, john@yates-sheets.org, > emacs-devel@gnu.org > From: Dmitry Gutov > Date: Sat, 20 Feb 2021 23:14:15 +0200 > > On 20.02.2021 22:41, Eli Zaretskii wrote: > > You said > > the syntax of the --regexp option is different between these two > > programs, so you must use the right syntax that fits the program being > > invoked. > > Perhaps you were referring to the fact that --regex- in ctags is > more different than --regex in etags, not just because it puts LANG in > the flag name rather than inside the value. Yes, that's what I meant. > It also allows specifying regexp syntax, and defaults to extended RE. > > That is indeed problematic, and not so trivial to implement in a > compatibility layer. I thought that once this difficulty is solved, the others can easily use the same solution.