From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.devel Subject: Re: Can watermarking Unicode text using invisible differences sneak through Emacs, or can Emacs detect it? Date: Fri, 04 Feb 2022 23:20:58 -0500 Message-ID: References: <838rv9plyf.fsf@gnu.org> <837dasntoj.fsf@gnu.org> <834k5tl4a9.fsf@gnu.org> <87mtjkt6m9.fsf@gmail.com> <83ilu8htws.fsf@gnu.org> <3E718CA2-889F-4AEE-B79C-EB3A221D1CB2@gnu.org> <83o83wc7gs.fsf@gnu.org> <8335l5brov.fsf@gnu.org> <83mtjc838i.fsf@gnu.org> <83zgna7hyd.fsf@gnu.org> <83ee4l78rw.fsf@gnu.org> <87ee4jhezi.fsf@logand.com> Reply-To: rms@gnu.org Content-Type: text/plain; charset=Utf-8 Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8530"; mail-complaints-to="usenet@ciao.gmane.io" Cc: psainty@orcon.net.nz, luangruo@yahoo.com, eliz@gnu.org, kevin.legouguec@gmail.com, emacs-devel@gnu.org To: Tomas Hlavaty Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Feb 05 05:22:05 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 1nGCaL-00022h-Jd for ged-emacs-devel@m.gmane-mx.org; Sat, 05 Feb 2022 05:22:05 +0100 Original-Received: from localhost ([::1]:58014 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nGCaK-0003oc-5S for ged-emacs-devel@m.gmane-mx.org; Fri, 04 Feb 2022 23:22:04 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:35258) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nGCZJ-0002tg-9n for emacs-devel@gnu.org; Fri, 04 Feb 2022 23:21:01 -0500 Original-Received: from [2001:470:142:3::e] (port=47704 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nGCZG-0006Ja-SA; Fri, 04 Feb 2022 23:20:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=Date:References:Subject:In-Reply-To:To:From: mime-version; bh=XJR/7ceo6cqKWI4S4eiKR7Qc/Cr/du7o7VMiVsXP9uQ=; b=rv4q1MOdbBph lPgRgMKtYxZfIGVssrJ+JIN1Aop5xZdalOoCbK/u1KZ/2uOmf5V8c/Jsx9se4Gz78ZIYh8aMOQ13c aVCymCPkBE8kIYUOa00hi36cqb7EQOh4q5IVBk5UVREmjKLfsIX1FPrXtCUOPKTlGHHJhdlTsHBv4 Q+iz+pg/ggeOFIlv5P0u1wpy2JvD8hLXRIt8EsP7f3yOPg6fQsj2ln/INeviW3TxnhhpzXT/UZpAq 8DEZoCuqUwfyPIsIktVu5fNeLUKUID6iZn4AkC7ykfxR3AQCIRvXmxag4VSS2VXv9fFci8sjSNJMb 3Ngww51xapmaccA/wclipA==; Original-Received: from rms by fencepost.gnu.org with local (Exim 4.90_1) (envelope-from ) id 1nGCZG-0004p3-HH; Fri, 04 Feb 2022 23:20:58 -0500 In-Reply-To: <87ee4jhezi.fsf@logand.com> (message from Tomas Hlavaty on Thu, 03 Feb 2022 21:28:17 +0100) 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" Xref: news.gmane.io gmane.emacs.devel:285882 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > I guess it depends on the console font. I guess it does. > My console font is ter-i24n. How can I tell which font my console uses? The Lisp function `char-displayable-p' seems to report correctly which characters my console can display. Is it correct for yours too? -- Dr Richard Stallman (https://stallman.org) Chief GNUisance of the GNU Project (https://gnu.org) Founder, Free Software Foundation (https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org)