From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Alan Mackenzie Newsgroups: gmane.emacs.devel Subject: Re: Using Emacs in fbterm. Date: Mon, 29 Aug 2022 20:35:32 +0000 Message-ID: References: <83czcjvtt2.fsf@gnu.org> <874jxu4zeg.fsf@igel.home> <87v8qa3k0b.fsf@igel.home> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="19619"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Andreas Schwab , Eli Zaretskii , emacs-devel@gnu.org To: Gregory Heytings Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Aug 29 22:36:28 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 1oSlUh-0004wt-WB for ged-emacs-devel@m.gmane-mx.org; Mon, 29 Aug 2022 22:36:28 +0200 Original-Received: from localhost ([::1]:58360 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oSlUg-0005tP-CW for ged-emacs-devel@m.gmane-mx.org; Mon, 29 Aug 2022 16:36:26 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49050) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oSlTu-00059G-Gb for emacs-devel@gnu.org; Mon, 29 Aug 2022 16:35:38 -0400 Original-Received: from mail.muc.de ([193.149.48.3]:11464) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oSlTs-0001Jo-J2 for emacs-devel@gnu.org; Mon, 29 Aug 2022 16:35:38 -0400 Original-Received: (qmail 89471 invoked by uid 3782); 29 Aug 2022 22:35:33 +0200 Original-Received: from acm.muc.de (p4fe15978.dip0.t-ipconnect.de [79.225.89.120]) (using STARTTLS) by colin.muc.de (tmda-ofmipd) with ESMTP; Mon, 29 Aug 2022 22:35:33 +0200 Original-Received: (qmail 19958 invoked by uid 1000); 29 Aug 2022 20:35:32 -0000 Content-Disposition: inline In-Reply-To: X-Submission-Agent: TMDA/1.3.x (Ph3nix) X-Primary-Address: acm@muc.de Received-SPF: pass client-ip=193.149.48.3; envelope-from=acm@muc.de; helo=mail.muc.de 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, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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" Xref: news.gmane.io gmane.emacs.devel:294311 Archived-At: Hello, Gregory. On Mon, Aug 29, 2022 at 20:27:14 +0000, Gregory Heytings wrote: > >> I don't think so. It's framebuffer based indeed, so in theory it can > >> support true (24 bit) colors. In practice, text-based rendering is > >> limited to the eight standard colors. > > > > What do you mean with "text-based rendering" and in which way is that a > > limiting factor? > > > I meant the rendering based on the standard ANSI escape sequences, which > are used when programs run in a Linux console. But you're right, it's not > a limiting factor indeed, Emacs could be adapted to use the private escape > sequences defined by fbterm. Why should Emacs need adapting? Surely these terminfo entries for fbterm's private colours should suffice for ncurses to display them correctly. Or am I missing something? -- Alan Mackenzie (Nuremberg, Germany).