From unknown Sat Aug 16 18:38:09 2025 X-Loop: help-debbugs@gnu.org Subject: bug#30643: Mention . won't match illegal characters Resent-From: =?UTF-8?Q?=E7=A9=8D=E4=B8=B9=E5=B0=BC?= Dan Jacobson Original-Sender: "Debbugs-submit" Resent-CC: bug-grep@gnu.org Resent-Date: Wed, 28 Feb 2018 08:24:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 30643 X-GNU-PR-Package: grep X-GNU-PR-Keywords: To: 30643@debbugs.gnu.org X-Debbugs-Original-To: bug-grep@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.151980618820752 (code B ref -1); Wed, 28 Feb 2018 08:24:01 +0000 Received: (at submit) by debbugs.gnu.org; 28 Feb 2018 08:23:08 +0000 Received: from localhost ([127.0.0.1]:36411 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eqx12-0005Od-C6 for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:08 -0500 Received: from eggs.gnu.org ([208.118.235.92]:44850) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eqx10-0005OD-Sv for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eqx0v-0006GT-22 for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:01 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,T_DKIM_INVALID autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:32899) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eqx0u-0006G8-Ul for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:00 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35817) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eqx0q-0004YM-Tz for bug-grep@gnu.org; Wed, 28 Feb 2018 03:23:00 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eqx0m-0006DU-Uj for bug-grep@gnu.org; Wed, 28 Feb 2018 03:22:56 -0500 Received: from homie.mail.dreamhost.com ([208.97.132.208]:53365 helo=homiemail-a60.g.dreamhost.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eqx0m-0006D1-OG for bug-grep@gnu.org; Wed, 28 Feb 2018 03:22:52 -0500 Received: from homiemail-a60.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a60.g.dreamhost.com (Postfix) with ESMTP id 7C87A28206B for ; Wed, 28 Feb 2018 00:22:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=jidanni.org; h=from:to :subject:date:message-id:mime-version:content-type: content-transfer-encoding; s=jidanni.org; bh=kRlaYZ96ndrTrvUJdAK nS1tE4IQ=; b=K4AeNgthdDkVCH55EZTV54YD05P5XXLBKLtRghajMSXuNPzT0+X vtABjRZ31xKqx4nbfAxHkRiOorcuOLfW1eTftre4Nr09SqHzUHkiFi7wCO2y9Pee G99k0wswvRwJoGGK1btJhXQaMti19wqZmwYq/asfQcYM/lTRVBRUk8xk= Received: from jidanni.org (114-41-11-170.dynamic-ip.hinet.net [114.41.11.170]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: jidanni@jidanni.org) by homiemail-a60.g.dreamhost.com (Postfix) with ESMTPSA id 65CDC282069 for ; Wed, 28 Feb 2018 00:22:49 -0800 (PST) From: =?UTF-8?Q?=E7=A9=8D=E4=B8=B9=E5=B0=BC?= Dan Jacobson Date: Wed, 28 Feb 2018 14:30:24 +0800 Message-ID: <87h8q1sk1r.fsf@jidanni.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -5.0 (-----) $ man grep says The period . matches any single character. OK but it should also mention that illegal characters for the current locale will never be matched by ".". $ LC_ALL=3DC grep .=E6=9D=B1=E7=9C=8B x.html|qprint -e

=3DE5?=3D91=3DE6=3D9D=3DB1=3DE7=3D9C=3D8B

$ LC_ALL=3Dzh_TW.UTF-8 grep .=E6=9D=B1=E7=9C=8B x.html|qprint -e $ Also mention it on (info "(grep) Fundamental Structure"). From unknown Sat Aug 16 18:38:09 2025 MIME-Version: 1.0 X-Mailer: MIME-tools 5.505 (Entity 5.505) X-Loop: help-debbugs@gnu.org From: help-debbugs@gnu.org (GNU bug Tracking System) To: =?UTF-8?Q?=E7=A9=8D=E4=B8=B9=E5=B0=BC?= Dan Jacobson Subject: bug#30643: closed (Mention . won't match illegal characters) Message-ID: References: <52b19f39-76b9-bd97-b6d3-420dc99fef33@cs.ucla.edu> <87h8q1sk1r.fsf@jidanni.org> X-Gnu-PR-Message: they-closed 30643 X-Gnu-PR-Package: grep Reply-To: 30643@debbugs.gnu.org Date: Tue, 22 Sep 2020 18:58:02 +0000 Content-Type: multipart/mixed; boundary="----------=_1600801082-10686-1" This is a multi-part message in MIME format... ------------=_1600801082-10686-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Your bug report #30643: Mention . won't match illegal characters which was filed against the grep package, has been closed. The explanation is attached below, along with your original report. If you require more details, please reply to 30643@debbugs.gnu.org. --=20 30643: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D30643 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems ------------=_1600801082-10686-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at 30643-done) by debbugs.gnu.org; 22 Sep 2020 18:57:12 +0000 Received: from localhost ([127.0.0.1]:33394 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kKnTU-0002l3-Bu for submit@debbugs.gnu.org; Tue, 22 Sep 2020 14:57:12 -0400 Received: from zimbra.cs.ucla.edu ([131.179.128.68]:39604) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kKnTR-0002km-Ku for 30643-done@debbugs.gnu.org; Tue, 22 Sep 2020 14:57:10 -0400 Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 694D31600F6; Tue, 22 Sep 2020 11:57:03 -0700 (PDT) Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id oPHr1Q8q2xOV; Tue, 22 Sep 2020 11:57:02 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id BCECD1600F3; Tue, 22 Sep 2020 11:57:02 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id sEVCliRlyTqP; Tue, 22 Sep 2020 11:57:02 -0700 (PDT) Received: from [192.168.1.9] (cpe-23-243-218-95.socal.res.rr.com [23.243.218.95]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id 5D33A1600EF; Tue, 22 Sep 2020 11:57:02 -0700 (PDT) To: =?UTF-8?B?56mN5Li55bC8IERhbiBKYWNvYnNvbg==?= From: Paul Eggert Subject: Mention . won't match illegal characters Autocrypt: addr=eggert@cs.ucla.edu; prefer-encrypt=mutual; keydata= LS0tLS1CRUdJTiBQR1AgUFVCTElDIEtFWSBCTE9DSy0tLS0tCgptUUlOQkV5QWNtUUJFQURB QXlIMnhvVHU3cHBHNUQzYThGTVpFb243NGRDdmM0K3ExWEEySjJ0QnkycHdhVHFmCmhweHhk R0E5Smo1MFVKM1BENGJTVUVnTjh0TFowc2FuNDdsNVhUQUZMaTI0NTZjaVNsNW04c0thSGxH ZHQ5WG0KQUF0bVhxZVpWSVlYL1VGUzk2ZkR6ZjR4aEVtbS95N0xiWUVQUWRVZHh1NDd4QTVL aFRZcDVibHRGM1dZRHoxWQpnZDdneDA3QXV3cDdpdzdlTnZub0RUQWxLQWw4S1lEWnpiRE5D UUdFYnBZM2VmWkl2UGRlSStGV1FONFcra2doCnkrUDZhdTZQcklJaFlyYWV1YTdYRGRiMkxT MWVuM1NzbUUzUWpxZlJxSS9BMnVlOEpNd3N2WGUvV0szOEV6czYKeDc0aVRhcUkzQUZINmls QWhEcXBNbmQvbXNTRVNORnQ3NkRpTzFaS1FNcjlhbVZQa25qZlBtSklTcWRoZ0IxRApsRWR3 MzRzUk9mNlY4bVp3MHhmcVQ2UEtFNDZMY0ZlZnpzMGtiZzRHT1JmOHZqRzJTZjF0azVlVThN Qml5Ti9iClowM2JLTmpOWU1wT0REUVF3dVA4NGtZTGtYMndCeHhNQWhCeHdiRFZadWR6eERa SjFDMlZYdWpDT0pWeHEya2wKakJNOUVUWXVVR3FkNzVBVzJMWHJMdzYrTXVJc0hGQVlBZ1Jy NytLY3dEZ0JBZndoUEJZWDM0blNTaUhsbUxDKwpLYUhMZUNMRjVaSTJ2S20zSEVlQ1R0bE9n N3haRU9OZ3d6TCtmZEtvK0Q2U29DOFJSeEpLczhhM3NWZkk0dDZDCm5yUXp2SmJCbjZneGRn Q3U1aTI5SjFRQ1lyQ1l2cWwyVXlGUEFLK2RvOTkvMWpPWFQ0bTI4MzZqMXdBUkFRQUIKdENC UVlYVnNJRVZuWjJWeWRDQThaV2RuWlhKMFFHTnpMblZqYkdFdVpXUjFQb2tDVlFRVEFRZ0FQ d0liQXdZTApDUWdIQXdJR0ZRZ0NDUW9MQkJZQ0F3RUNIZ0VDRjRBV0lRUitONUtwMkt6MzFq TzhGWWp0bCtrT1lxcCtOQVVDClh5Vzlsd1VKRks0THN3QUtDUkR0bCtrT1lxcCtOS05WRC85 SE1zSTE2MDZuMFV1VFhId0lUc3lPakFJOVNET1QKK0MzRFV2NnFsTTVCSDJuV0FNVGlJaXlB NXVnbHNKdjkzb2kydk50RmYvUS9tLzFjblpXZ25WbkV4a3lMSTRFTgpTZDF1QnZyMC9sQ1Nk UGxQME1nNkdXU3BYTXUreDB2ZFQwQWFaTk9URTBGblB1b2xkYzNYRDc2QzJxZzhzWC9pCmF4 WFRLSHk5UCtCbEFxL0NzNy9weERRMEV6U24wVVNaMkMwbDV2djRQTXBBL3BpY25TNks2MDlK dkRHYU9SbXcKWmVYSVpxUU5aVitaUXMrVVl0Vm9ndURUcWJ5M0lVWTFJOEJsWEhScHRhajlB TW40VW9oL0NxcFFsVm9qb3lXbApIcWFGbm5KQktlRjBodko5U0F5YWx3dXpBakc3dlFXMDdN WW5jYU9GbTB3b2lLYmc1SkxPOEY0U0JUSWt1TzBECkNmOW5MQWF5NlZzQjRyendkRWZSd2pQ TFlBbjdNUjNmdkhDRXpmcmtsZFRyYWlCTzFUMGllREs4MEk3c0xmNnAKTWVDWUkxOXBVbHgw L05STUdDZGRpRklRZGZ0aEtXWEdSUzVMQXM4andCZjhINkc1UFdpblByRUlhb21JUDIxaQp2 dWhRRDA3YllxOUlpSWRlbGpqVWRIY0dJMGkvQjRNNTZaYWE4RmYzOGluaU9sckRZQ21ZV1I0 ZENXWml1UWVaCjNPZ3FlUXM5YTZqVHZnZERHVm1SVnFZK2p6azhQbGFIZmNvazhST2hGY0hL a2NmaHVCaEwyNWhsUklzaFJET0UKc2tYcUt3bnpyYnFnYTNHWFpYZnNYQW9GYnpOaExkTHY5 QStMSkFZU2tYUDYvNXFkVHBFTFZHb3N5SDg4NFZkYgpCcGtHSTA0b1lWcXVsYmtDRFFSTWdI SmtBUkFBcG9YcnZ4UDNESWZqQ05PdFhVL1Bkd01TaEtkWC9SbFNzNVBmCnVuVjF3YktQOGhl clhIcnZRZEZWcUVDYVRTeG1saHpiazhYMFBrWTlnY1ZhVTJPNDlUM3FzT2QxY0hlRjUyWUYK R0V0MExoc0JlTWpnTlg1dVoxVjc2cjhneWVWbEZwV1diMFNJd0pVQkhyRFhleEY2N3VwZVJi MnZkSEJqWUROZQp5U24rMEI3Z0ZFcXZWbVp1K0xhZHVkRHA2a1FMamF0RnZIUUhVU0dOc2hC bmtrY2FUYmlJOVBzdDBHQ2MyYWl6Cm5CaVBQQTJXUXhBUGxQUmgzT0dUc241VEhBRG1ianFZ NkZFTUxhc1ZYOERTQ2JsTXZMd05lTy84U3h6aUJpZGgKcUxwSkNxZFFSV0hrdTVYeGdJa0dl S096NU9MRHZYSFdKeWFmckVZamprUzZBazZCNXo2c3ZLbGlDbFduakhRYwpqbFB6eW9GRmdL VEVmY3FEeENqNFJZMEQwRGd0RkQwTmZ5ZU9pZHJTQi9TelRlMmh3cnlRRTNycFNpcW8rMGNH CmR6aDR5QUhLWUorVXJYWjRwOTNaaGpHZktEMXhsck5ZRGxXeVc5UEdtYnZxRnVEbWlJQVFm OVdEL3d6RWZJQ2MKK0YrdURESSt1WWtSeFVGcDkyeWttZGhERUZnMXlqWXNVOGlHVTY5YUh5 dmhxMzZ6NHpjdHZicWhSTnpPV0IxYgpWSi9kSU1EdnNFeEdjWFFWRElUN3NETlh2MHdFM2pL U0twcDdOREcxb1hVWEwrMitTRjk5S2p5NzUzQWJRU0FtCkg2MTdmeUJOd2hKV3ZRWWcrbVV2 UHBpR090c2VzOUVYVUkzbFM0djBNRWFQRzQzZmxFczFVUisxcnBGUVdWSG8KMXkxT08rc0FF UUVBQVlrQ1BBUVlBUWdBSmdJYkRCWWhCSDQza3FuWXJQZldNN3dWaU8yWDZRNWlxbjQwQlFK ZgpKYjJ6QlFrVXJndlBBQW9KRU8yWDZRNWlxbjQwY25NUC8xN0NnVWtYVDlhSUpyaVBNOHdi Y2VZcmNsNytiZFlFCmY3OVNsd1NiYkhON1I0Q29JSkZPbE45Uy8zNHR5cEdWWXZwZ21DSkRZ RlRCeHlQTzkyaU1YRGdBNCtjV0h6dDUKVDFhWU85aHNLaGg3dkR0Sys2UHJvWkdjKzA4Z1VU WEhoYjk3aE1NUWhrbkpsbmZqcFNFQzllbTkwNkZVK0k5MwpUMWZUR3VwbkJhM2FXY0s4ak0w SmFCR2J5MmhHMVMzb2xhRExTVHRCSU5OQlltdnVXUjlNS09oaHFEcmxrNWN3CkZESkxoNU5y WHRlRVkwOFdBemNMekczcGtyWFBIa0ZlTVF0ZnFrMGpMZEdHdkdDM05DSWtxWXJkTGhpUnZH cHIKdTM4QzI2UkVuNWY0STB2R0UzVmZJWEhlOFRNQ05tUXV0MU50TXVVbXBESXkxYUx4R3p1 cHRVaG5PSk4vL3IrVgpqRFBvaTNMT3lTTllwaHFlL2RNdWJzZlVyNm9oUDQxbUtGODFGdXdJ NGFtcUp0cnFJTDJ5cWF4M2EwcWxmd0N4ClhmdGllcUpjdWVrWCtlQ1BEQ0tyWU1YUjBGWWd3 cEcySVRaVUd0ckVqRVNsRTZEc2N4NzM0SEtkcjVPUklvY0wKVVVLRU9HZWlVNkRHaEdGZGI1 VHd1MFNuK3UxbVVQRE4wTSsrQ2RNdkNsSUU4a2xvNEc5MUVPSW11MVVwYjh4YwpPUFF3eGgx andxU3JVNVF3b05tU1llZ1FTSExwSVV1ckZ6MWlRVWgxdnBQWHpLaW5rV0VxdjRJcUExY2lM K0x5CnlTdUxrcDdNc0pwVlJNYldKQ05XT09TYmFING9EQko1ZEhNR2MzNXg1bW9zQ2s5MFBY a251RkREc1lIZkRvNXMKbWY5bG82WVh4N045Cj0zTGFJCi0tLS0tRU5EIFBHUCBQVUJMSUMg S0VZIEJMT0NLLS0tLS0K Organization: UCLA Computer Science Department Message-ID: <52b19f39-76b9-bd97-b6d3-420dc99fef33@cs.ucla.edu> Date: Tue, 22 Sep 2020 11:57:02 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 30643-done Cc: 30643-done@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.3 (---) > $ man grep says > > The period . matches any single character. > > OK but it should also mention that illegal characters for the current > locale will never be matched by ".". This has been done, by adding "It is unspecified whether it matches an encoding error" as part of a fix for Bug#30643. Thanks for reporting the problem. ------------=_1600801082-10686-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at submit) by debbugs.gnu.org; 28 Feb 2018 08:23:08 +0000 Received: from localhost ([127.0.0.1]:36411 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eqx12-0005Od-C6 for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:08 -0500 Received: from eggs.gnu.org ([208.118.235.92]:44850) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eqx10-0005OD-Sv for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eqx0v-0006GT-22 for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:01 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,T_DKIM_INVALID autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:32899) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eqx0u-0006G8-Ul for submit@debbugs.gnu.org; Wed, 28 Feb 2018 03:23:00 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35817) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eqx0q-0004YM-Tz for bug-grep@gnu.org; Wed, 28 Feb 2018 03:23:00 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eqx0m-0006DU-Uj for bug-grep@gnu.org; Wed, 28 Feb 2018 03:22:56 -0500 Received: from homie.mail.dreamhost.com ([208.97.132.208]:53365 helo=homiemail-a60.g.dreamhost.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eqx0m-0006D1-OG for bug-grep@gnu.org; Wed, 28 Feb 2018 03:22:52 -0500 Received: from homiemail-a60.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a60.g.dreamhost.com (Postfix) with ESMTP id 7C87A28206B for ; Wed, 28 Feb 2018 00:22:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=jidanni.org; h=from:to :subject:date:message-id:mime-version:content-type: content-transfer-encoding; s=jidanni.org; bh=kRlaYZ96ndrTrvUJdAK nS1tE4IQ=; b=K4AeNgthdDkVCH55EZTV54YD05P5XXLBKLtRghajMSXuNPzT0+X vtABjRZ31xKqx4nbfAxHkRiOorcuOLfW1eTftre4Nr09SqHzUHkiFi7wCO2y9Pee G99k0wswvRwJoGGK1btJhXQaMti19wqZmwYq/asfQcYM/lTRVBRUk8xk= Received: from jidanni.org (114-41-11-170.dynamic-ip.hinet.net [114.41.11.170]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: jidanni@jidanni.org) by homiemail-a60.g.dreamhost.com (Postfix) with ESMTPSA id 65CDC282069 for ; Wed, 28 Feb 2018 00:22:49 -0800 (PST) From: =?utf-8?B?56mN5Li55bC8?= Dan Jacobson To: bug-grep@gnu.org Subject: Mention . won't match illegal characters Date: Wed, 28 Feb 2018 14:30:24 +0800 Message-ID: <87h8q1sk1r.fsf@jidanni.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -5.0 (-----) $ man grep says The period . matches any single character. OK but it should also mention that illegal characters for the current locale will never be matched by ".". $ LC_ALL=3DC grep .=E6=9D=B1=E7=9C=8B x.html|qprint -e

=3DE5?=3D91=3DE6=3D9D=3DB1=3DE7=3D9C=3D8B

$ LC_ALL=3Dzh_TW.UTF-8 grep .=E6=9D=B1=E7=9C=8B x.html|qprint -e $ Also mention it on (info "(grep) Fundamental Structure"). ------------=_1600801082-10686-1--