From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#38587: base64-decode-region breaks encoding Date: Mon, 16 Dec 2019 05:28:55 +0200 Message-ID: <83h82154p4.fsf@gnu.org> References: <87blsdhzeb.fsf@mail.linkov.net> <87pngtndhd.fsf@gnus.org> <87v9qieb6t.fsf@mail.linkov.net> <83tv61624h.fsf@gnu.org> <87y2vd9rjn.fsf@mail.linkov.net> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="123305"; mail-complaints-to="usenet@blaine.gmane.org" Cc: larsi@gnus.org, 38587@debbugs.gnu.org To: Juri Linkov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Dec 16 04:30:17 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1igh5N-000Vuu-5C for geb-bug-gnu-emacs@m.gmane.org; Mon, 16 Dec 2019 04:30:17 +0100 Original-Received: from localhost ([::1]:45810 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1igh5G-00083p-9a for geb-bug-gnu-emacs@m.gmane.org; Sun, 15 Dec 2019 22:30:10 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52716) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1igh59-00083W-PH for bug-gnu-emacs@gnu.org; Sun, 15 Dec 2019 22:30:04 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1igh58-00017l-S8 for bug-gnu-emacs@gnu.org; Sun, 15 Dec 2019 22:30:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:59834) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1igh58-00016n-Ot for bug-gnu-emacs@gnu.org; Sun, 15 Dec 2019 22:30:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1igh58-0002Fc-Jc for bug-gnu-emacs@gnu.org; Sun, 15 Dec 2019 22:30:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 16 Dec 2019 03:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 38587 X-GNU-PR-Package: emacs Original-Received: via spool by 38587-submit@debbugs.gnu.org id=B38587.15764669638573 (code B ref 38587); Mon, 16 Dec 2019 03:30:02 +0000 Original-Received: (at 38587) by debbugs.gnu.org; 16 Dec 2019 03:29:23 +0000 Original-Received: from localhost ([127.0.0.1]:37574 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1igh4U-0002ED-Kl for submit@debbugs.gnu.org; Sun, 15 Dec 2019 22:29:22 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:43490) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1igh4S-0002Dx-Bt for 38587@debbugs.gnu.org; Sun, 15 Dec 2019 22:29:21 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:52537) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1igh4M-0000es-RT; Sun, 15 Dec 2019 22:29:14 -0500 Original-Received: from [176.228.60.248] (port=1286 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1igh4L-0000bL-2L; Sun, 15 Dec 2019 22:29:14 -0500 In-reply-to: <87y2vd9rjn.fsf@mail.linkov.net> (message from Juri Linkov on Mon, 16 Dec 2019 00:41:48 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:173412 Archived-At: > From: Juri Linkov > Cc: larsi@gnus.org, 38587@debbugs.gnu.org > Date: Mon, 16 Dec 2019 00:41:48 +0200 > > >> But when it's know that the source string was in UTF-8, > >> shouldn't it be reversible? What is needed for that? > > > > The source string is not in UTF-8, it is in internal Emacs > > representation of strings. > > Is internal Emacs representation compatible with UTF-8? It is (currently). But it isn't UTF-8, strictly speaking. In particular, raw bytes are represented there by 2-byte sequences that aren't valid UTF-8.