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.bugs Subject: bug#46171: 27.1; buffer-file-coding-system Date: Fri, 29 Jan 2021 15:58:49 +0200 Message-ID: <83pn1nyhd2.fsf@gnu.org> References: Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22640"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 46171@debbugs.gnu.org To: Gordillo-Marquijano Daniel-Fabian Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jan 29 14:59:24 2021 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 1l5UJ1-0005kM-1r for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 29 Jan 2021 14:59:23 +0100 Original-Received: from localhost ([::1]:43970 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l5UIz-0007tu-Sw for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 29 Jan 2021 08:59:21 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37626) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l5UIg-0007tk-Lw for bug-gnu-emacs@gnu.org; Fri, 29 Jan 2021 08:59:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:39846) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l5UIg-00066h-Dz for bug-gnu-emacs@gnu.org; Fri, 29 Jan 2021 08:59:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1l5UIg-0004A7-Cc for bug-gnu-emacs@gnu.org; Fri, 29 Jan 2021 08:59:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 29 Jan 2021 13:59:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46171 X-GNU-PR-Package: emacs Original-Received: via spool by 46171-submit@debbugs.gnu.org id=B46171.161192872315971 (code B ref 46171); Fri, 29 Jan 2021 13:59:02 +0000 Original-Received: (at 46171) by debbugs.gnu.org; 29 Jan 2021 13:58:43 +0000 Original-Received: from localhost ([127.0.0.1]:51392 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l5UIM-00049X-NO for submit@debbugs.gnu.org; Fri, 29 Jan 2021 08:58:42 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:47960) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l5UIJ-00049J-LS for 46171@debbugs.gnu.org; Fri, 29 Jan 2021 08:58:41 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:50518) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l5UID-0005rm-Db; Fri, 29 Jan 2021 08:58:33 -0500 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:3159 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1l5UIB-0005pb-Uk; Fri, 29 Jan 2021 08:58:33 -0500 In-Reply-To: (bug-gnu-emacs@gnu.org) 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:198869 Archived-At: > Date: Fri, 29 Jan 2021 12:14:45 +0000 > From: daniel-f.gordillo--- via "Bug reports for GNU Emacs, > the Swiss army knife of text editors" > > In Emacs for Windows: I opened a SQL generated file with coding utf-8, > but it's identified as iso-latin-1 (but it's not true). The same file, > in Emacs for gnu/Linux, it's identified as utf-8. It isn't always possible to identify the UTF-8 encoding, so when the default of the locale is not UTF-8 (and it never is on MS-Windows), Emacs sometimes guesses wrong. To work around this, if you know the file is encoded in UTF-8, you can tell Emacs about that: C-x RET c utf-8 RET C-x C-f RET OTOH, if SQL files are always encoded in UTF-8 (are they?), we can add this knowledge to Emacs, assuming these files have some known file-name extension, or have some telltale string at their beginning.