From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ignacio Casso Newsgroups: gmane.emacs.bugs Subject: bug#54371: 29.0.50; read-char does not reset idle timer in some cases Date: Sun, 13 Mar 2022 22:58:10 +0100 Message-ID: References: <83sfrmkvuy.fsf@gnu.org> <87lexduc8w.fsf@gnus.org> <83pmmpls5g.fsf@gnu.org> <83ee35lk8r.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8570"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.6.10; emacs 29.0.50 Cc: larsi@gnus.org, 54371@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Mar 13 23:36:10 2022 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 1nTWor-00024Y-Jz for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sun, 13 Mar 2022 22:35:26 +0000 Original-Received: from PAXPR06MB7760.eurprd06.prod.outlook.com ([fe80::e05a:8d81:8648:b10f]) by PAXPR06MB7760.eurprd06.prod.outlook.com ([fe80::e05a:8d81:8648:b10f%9]) with mapi id 15.20.5061.026; Sun, 13 Mar 2022 22:35:26 +0000 In-reply-to: <83ee35lk8r.fsf@gnu.org> X-TMN: [WEJkZdUrrZjqJ0lp7/QH14wm2J6WmyRB] X-ClientProxiedBy: MR2P264CA0033.FRAP264.PROD.OUTLOOK.COM (2603:10a6:500::21) To PAXPR06MB7760.eurprd06.prod.outlook.com (2603:10a6:102:155::8) X-Microsoft-Original-Message-ID: <875yoh32hf.fsf@hotmail.com> X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 0b7ba223-54cd-4d55-889c-08da0541c4cf X-MS-TrafficTypeDiagnostic: AM5PR0601MB2242:EE_ X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 REn+Y6AHcO5QNUcGC/+vPIzWlUKK6dMqx/+vBhN+1/5VW8tdXqaZh+TpxdMeQCSVShcty4EY6jLT3FBnC5OagxOdZqO0a5WOrU X-OriginatorOrg: sct-15-20-4755-11-msonline-outlook-6e454.templateTenant X-MS-Exchange-CrossTenant-Network-Message-Id: 0b7ba223-54cd-4d55-889c-08da0541c4cf X-MS-Exchange-CrossTenant-AuthSource: PAXPR06MB7760.eurprd06.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Mar 2022 22:35:26.1950 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM5PR0601MB2242 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:228320 Archived-At: > IOW, code which does that is splitting hair. I agree. And I have already proposed a patch for the org-clock bug that changes the logic of org-resolve-clocks-if-idle to avoid this issue to begin with instead of trying to work around it. >> However, I still think that if not a bug, this is at least inconsistent >> and probably deserving a footnote in the relevant section of the Emacs >> Lisp manual >> (https://www.gnu.org/software/emacs/manual/html_node/elisp/Idle-Timers.html). > > I think accessing current-idle-time from an idle time is inherently > problematic: when the idle timer runs and receives input, whether or > not Emacs is idle is ambiguous in principle. However, I still think this should be documented somewhere. The only thing I found was a comment in keyboard.c, and that was only after you pointed me to the right email thread. And this is not only about the use of read-event inside timer functions. Currently the Idle Timers section of the manual would make any reader think that these two forms would produce the output "A\nB" if the user takes a few seconds to input a character, but only the first one would. (progn (run-with-idle-timer 1 nil (lambda () (message "A"))) (read-char "Please wait for 2 seconds" nil nil) (message "B")) (progn (run-with-idle-timer 1 nil (lambda () (message "A"))) (read-char "Please wait for 2 seconds" nil 20) (message "B")) So as I see it, the manual is incorrect right now, or at best incomplete or ambiguous, and a footnote could not hurt. What do you think?