From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: ndame via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#49774: 27.1; if diff commands finds no differences then do not pop up a window Date: Fri, 30 Jul 2021 11:19:02 +0000 Message-ID: <1VdefROysFdKKl20jV3U8WYbp7YC5umgJA41cfsSVcpOAAnOwGJs3dFkMAVi_8zPiesBbTZEYpINWLOfsJaBgOP9Ywa2afV7Tjkkgs8pIJs=@protonmail.com> References: <6-jIgEjC-M3zdDQDysoGtRzEjthWPAJ2umfoWDGcAvubl3DvWEFvWaLPStFKSxTJW-Vy0_PQ8Gsnu9u7hAuK040bA-ooxQwB9wLJNA7sUm0=@protonmail.com> <1f065a9b-e5b5-f873-5cc3-0d6fde9c1db3@yandex.ru> <87tukcqfta.fsf@gnus.org> Reply-To: ndame Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2226"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 49774@debbugs.gnu.org, Dmitry Gutov To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jul 30 13:20:58 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 1m9QZW-0000Na-JV for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 30 Jul 2021 13:20:58 +0200 Original-Received: from localhost ([::1]:33102 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m9QZV-0005gT-AR for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 30 Jul 2021 07:20:57 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47652) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m9QYc-0004TV-VV for bug-gnu-emacs@gnu.org; Fri, 30 Jul 2021 07:20:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47549) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m9QYc-0003Hi-NJ for bug-gnu-emacs@gnu.org; Fri, 30 Jul 2021 07:20:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1m9QYc-0002Se-Hm for bug-gnu-emacs@gnu.org; Fri, 30 Jul 2021 07:20:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: ndame Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 30 Jul 2021 11:20:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 49774 X-GNU-PR-Package: emacs Original-Received: via spool by 49774-submit@debbugs.gnu.org id=B49774.16276439529400 (code B ref 49774); Fri, 30 Jul 2021 11:20:02 +0000 Original-Received: (at 49774) by debbugs.gnu.org; 30 Jul 2021 11:19:12 +0000 Original-Received: from localhost ([127.0.0.1]:59095 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1m9QXo-0002RY-EH for submit@debbugs.gnu.org; Fri, 30 Jul 2021 07:19:12 -0400 Original-Received: from mail-4324.protonmail.ch ([185.70.43.24]:61969) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1m9QXm-0002RI-7a for 49774@debbugs.gnu.org; Fri, 30 Jul 2021 07:19:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail; t=1627643943; bh=vwuV3aAv4v/p1j4yXa1bK8vUurV6atu5vRT57k98E6o=; h=Date:To:From:Cc:Reply-To:Subject:In-Reply-To:References:From; b=pXzrWDX49CL3Ca/6waLdCBDLKEJukhOQuv9NPVPR7XJcKuBdCoIyRils1md9baFCw wbMKsfaYmv2zU3uUPlZaNILc+SmS5RUajL3xOtHjK6A/ZnBRtW4t1AdIRRUSgp9dDt p2eA5O9kTZLTyapC1kjgC+lRdVRAlMUsPYiDLvzk= In-Reply-To: <87tukcqfta.fsf@gnus.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" X-ACL-Warn: , ndame Xref: news.gmane.io gmane.emacs.bugs:210882 Archived-At: > > This is what `M-x man' does (when it turns out that the manual page > doesn't exist), and people really dislike that, too (the "flickering" > has been reported as a bug multiple times). > > So I don't think we want to extend that user experience in Emacs. > The other possibility is not popping up the diff window instantly, but waiting for the first output to arrive. If there is no difference then no output is coming and exit status 0 tells us we can print the message.