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?Mattias_Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.devel Subject: Re: grep: RE error in ^*** ADVICE-ON-FAILURE-: repetition-operator operand invalid Date: Sat, 19 Nov 2022 13:14:43 +0100 Message-ID: <28B9B7EC-BC77-435B-BE80-F4B39F0BB4E7@acm.org> References: <87fsef9pms.fsf.ref@yahoo.com> <87fsef9pms.fsf@yahoo.com> <518ded72c3aa09fcd1c1@heytings.org> <87bkp39mxk.fsf@yahoo.com> <877czr9msv.fsf@yahoo.com> Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13583"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Gregory Heytings , emacs-devel@gnu.org To: Po Lu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Nov 19 13:15:34 2022 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 1owMkw-0003Ij-4z for ged-emacs-devel@m.gmane-mx.org; Sat, 19 Nov 2022 13:15:34 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1owMkO-0000Sd-9r; Sat, 19 Nov 2022 07:15:00 -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 1owMkM-0000Qt-8n for emacs-devel@gnu.org; Sat, 19 Nov 2022 07:14:58 -0500 Original-Received: from mail204c50.megamailservers.eu ([91.136.10.214] helo=mail193c50.megamailservers.eu) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1owMkF-0003TD-Dj for emacs-devel@gnu.org; Sat, 19 Nov 2022 07:14:56 -0500 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1668860087; bh=JzOvkT4CiOTQyf1HT770gdN51z1Wu50x07waVAd7Tlo=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=ZwIujDERVGwssar22LF+fFnnTrunLjg8Z9yQW+YaQfRyHpmLyR+DfSFCxrOgeQePG qmD98Njrp8u6KDHT0IEzfEadqiMXTtPoBqzm6F3q77lYrUeH4dCcB9tJLKI5vQLB15 7L6dPUOtbU8t9IysDctz38vmp88ZxBxiH/HvXWTc= Feedback-ID: mattiase@acm.or Original-Received: from smtpclient.apple (c188-150-171-209.bredband.tele2.se [188.150.171.209]) (authenticated bits=0) by mail193c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id 2AJCEiOm117825; Sat, 19 Nov 2022 12:14:45 +0000 In-Reply-To: <877czr9msv.fsf@yahoo.com> X-Mailer: Apple Mail (2.3654.120.0.1.13) X-CTCH-RefID: str=0001.0A782F19.6378C8B7.000D, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-Origin-Country: SE Received-SPF: softfail client-ip=91.136.10.214; envelope-from=mattiase@acm.org; helo=mail193c50.megamailservers.eu X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:300168 Archived-At: 19 nov. 2022 kl. 13.00 skrev Po Lu : > So I'm not sure whether or not the bug lies in grep or posixly-correct > GNU grep. The standard (BSD) grep in macOS signals a similar error as the Sun one = did. Whether allowed by POSIX or not, it's obviously helpful as it helped us = discover this incorrect regexp.