From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp10.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms5.migadu.com with LMTPS id SCw8LJ2ewmPj1gAAbAwnHQ (envelope-from ) for ; Sat, 14 Jan 2023 13:22:53 +0100 Received: from aspmx1.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp10.migadu.com with LMTPS id SAQfK52ewmNaAQAAG6o9tA (envelope-from ) for ; Sat, 14 Jan 2023 13:22:53 +0100 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 5749A26CCE for ; Sat, 14 Jan 2023 13:22:53 +0100 (CET) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pGfY7-0006rS-Ax; Sat, 14 Jan 2023 07:22:24 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pGfXj-0006pT-5q for emacs-orgmode@gnu.org; Sat, 14 Jan 2023 07:21:52 -0500 Received: from se12.route25.eu ([2a00:f10:402:781:1c00:26ff:fe00:2553]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pGfXb-0007jA-T6 for emacs-orgmode@gnu.org; Sat, 14 Jan 2023 07:21:49 -0500 Date: Sat, 14 Jan 2023 13:21:33 +0100 From: Russell Adams To: emacs-orgmode@gnu.org Subject: Re: [FEATURE REQUEST] Timezone support in org-mode datestamps and org-agenda Message-ID: Mail-Followup-To: emacs-orgmode@gnu.org References: <63c287ca.a70a0220.4bd14.873b@mx.google.com> <87mt6l1h97.fsf@localhost> <874jst1f7e.fsf@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <874jst1f7e.fsf@localhost> X-Originating-IP: 2a00:f10:400:2:446:66ff:fe00:2ce X-SpamExperts-Domain: out.pcextreme.nl X-SpamExperts-Username: 2a00:f10:400:2:446:66ff:fe00:2ce X-SpamExperts-Outgoing-Class: ham X-SpamExperts-Outgoing-Evidence: Combined (0.14) X-Recommended-Action: accept X-Filter-ID: Pt3MvcO5N4iKaDQ5O6lkdGlMVN6RH8bjRMzItlySaT+dkjBTT63FJs/bTrc1MxPWPUtbdvnXkggZ 3YnVId/Y5jcf0yeVQAvfjHznO7+bT5xiExUbNqvmdkLSOzf1W2Y3z8hkeSqZT0W1YMl0fRDa99cV PSoHm0W/3adFfiYl2nvyG8TK5N2SoKc7eNfWrUiF/T4GcPvCLvSpAEEGy7kYxsD3QRUnhlexiXT3 xXuXeIhevFP+kOiMW3ZJfjMJYMEj+gaXrHkgRC7/tI3CjXmVygcEuoxOHR6vQv6yoA7XJP/Hh0cQ L0Ci0sRm4Wh/iZxmIh7KPOCjtDjCJbuSnMNTpcztdQUSqk/AeLi65+4s/LrywTM2yEHEhvC9Izsy /NENTMQ3Kg3hL2oXz5A5E5R/dS4GkJ5hfB+qWugfDEytZYoACfRtBjLzEjgIZNLWhI/Mshn3T8Ox KyIrAogwLlirll+u0Sc2bgjgy6NE5WzPnrJ1fJyKyenPq733oZ8bAyJmHQrtppYmxMktfUX7kfB+ UdezYqxGMqsKjARq8PBC4qgxMmglBiLsgrvXOb7qEGUwgxHIagHkgJmlqPNWnLI1oovhSJcbnX/H QqL/X9rNCJCc6iESJvKm1NV8gkr+Wu8ScVDXinOVyuIpITQ9z3M3DKHTJKUszoTkZ7Os22LS8m7Z Kiwjw0C1988hbp8bzgwgOb4Fw6xpJ1K1cc2QltK45YJ3mJdgm5kNXP0WDog0Kp7lffxCNEsn5hon J504zJieTQ6AFTayP6dTZsf3XPpdTq+KYtpF3nxXYahoXWdm6kUveJLCXKCo2jIhLzbZC/Cbx6fl tbaaPuCmX416XzZpXq3zmN1DVbvEznYzgq9IOJtPA4F9Q9WJlaDetk2qMU+UQ2ftKMYSwlXQE9M6 7mF3FxFcB6DT+KU94IkxpoJ9ORiDMUJP8cfi/sdFx15klnPC75T156Daw4/c5VjDM8pOdtUnMYK0 vnyeXpwhz0hTn8xcsMtIxtWbKiv1dqoEW4NNYnNGFdRN3CtPPBjSHkIxZf89t3Bogbw/eNnvoySd S4xGsrVQ6Z0POpPUqTFWuATUoSyaA1TzQpMNBxbB7RLiYFYq922Wf+VLnUUJCa5XEkPBdYzH5SHs 7OXwC7D2RhUakVeP0KKaUuURe5cMAahC9AqyQAnpqFMUCHx10ohhTE8xL7hrJSk60SF3F6RYOYr2 X-Report-Abuse-To: spam@semaster01.route25.eu Received-SPF: pass client-ip=2a00:f10:402:781:1c00:26ff:fe00:2553; envelope-from=rladams@adamsinfoserv.com; helo=se12.route25.eu 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 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-orgmode@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: emacs-orgmode-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN ARC-Seal: i=1; s=key1; d=yhetil.org; t=1673698973; a=rsa-sha256; cv=none; b=ovzAVSxSxYOk6KwBZb1Vuek0yCQbNOE/r/MUhyr0E0st7GSJ8lockDSZXKH9cuUTvSDWK+ 2aXwMSAKyOfeRtpjO2OzYjEwYh/b8agJ+8arQTEf7BT/9ZyFMwWvtdws6MKRqeog7nFi8H iRagStf7uoiti4Zb8SQ4xs4Ke83y6Ev96WB2Nd8+QTfwvHoRXIL38QoGWB2nQMpI+64saA XjarV8WVlKxS+2H+3pURsCKsWGSWwp0vvMAAfdzgmBEMqBrUobf9ixUSvsz/xcsOteovT1 3SnF4gYGeFArOjlo7Bpa6hQegS+wjRGCmgMM/ebHO4BQ1e4brK+DcN2J+eW8SQ== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=none; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org"; dmarc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1673698973; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post; bh=yYqcHhtnBeGXXYXAHEvmeoxR6uB3zuWXTIEWb8sNZzk=; b=omkxdDlm/FZosiC93BhxXI8CIAtr00tnIAWOUO0yOGqQMDhEvjtwJRgcIOyl0fUU0yfadb 1ARON19JR/AXCBqQybaOSNiPJNKxuTBzRMPb3T3Kr/XAvfIq/jNWqlRBIfaChy/Yktt0Al Pt8/OFoEptWNoGXR72wiPt+ZdJtsTIPn0Y56Ue7vfg1eWqbcIPtIEbk4/7x55jQfif2HgW IlfFyPSJo7GJ9tZ3FjmaHSIDOvqVeJZaQ9nzOLmuWIS6LEDqeyJjp7kheAyq+PrO6TZ4Mp QTSljJbLg4cXzezMwXu2uQJNU073XWaEP8lgXHOC+iPwHNYtwQgmXRf5Tg4m4Q== X-Migadu-Spam-Score: -2.41 X-Spam-Score: -2.41 X-Migadu-Queue-Id: 5749A26CCE X-Migadu-Scanner: scn1.migadu.com Authentication-Results: aspmx1.migadu.com; dkim=none; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org"; dmarc=none X-TUID: foF0vE6dZD+H On Sat, Jan 14, 2023 at 12:19:17PM +0000, Ihor Radchenko wrote: > Russell Adams writes: > > > Doesn't Emacs Calc have timezone conversion functions natively? > > Calc's time zone calculations are hard coded. We should rather rely on > OS library primitives. They have better chances to get updated as > politics changes in some countries. I had no idea. Wouldn't Emacs be updated eventually if timezones change? Doesn't it use the tzdb? I'd rather see Org depend on built in Emacs functions than OS. ------------------------------------------------------------------ Russell Adams RLAdams@AdamsInfoServ.com https://www.adamsinfoserv.com/