Received: (at 20199) by debbugs.gnu.org; 25 Mar 2015 13:17:07 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Wed Mar 25 09:17:07 2015 Received: from localhost ([127.0.0.1]:36054 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1YalBC-0006Ta-IO for submit <at> debbugs.gnu.org; Wed, 25 Mar 2015 09:17:06 -0400 Received: from mail1.vodafone.ie ([213.233.128.43]:31461) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from <P@HIDDEN>) id 1YalB9-0006T1-S9 for 20199 <at> debbugs.gnu.org; Wed, 25 Mar 2015 09:17:04 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Av4LAOG0ElVtT91e/2dsb2JhbABcgwaDcMVwglICgVFMAQEBAQEBfUEBg1MBBTIBVgsNCwkWDwkDAgECATcBDQYBDAgBARqIFQG0UJQ3AQoBAQEeiyGEfYQtAQSFC5xNjRMig24+gnQBAQE Received: from unknown (HELO localhost.localdomain) ([109.79.221.94]) by mail1.vodafone.ie with ESMTP; 25 Mar 2015 13:16:58 +0000 Message-ID: <5512B549.6000500@HIDDEN> Date: Wed, 25 Mar 2015 13:16:57 +0000 From: =?windows-1252?Q?P=E1draig_Brady?= <P@HIDDEN> User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: Ulrich Windl <Ulrich.Windl@HIDDEN>, 20199 <at> debbugs.gnu.org Subject: Re: bug#20199: Enhancement request for date's "-d" option: different epochs References: <5512B781020000A100019960@HIDDEN> <5512B3AC.7030509@HIDDEN> In-Reply-To: <5512B3AC.7030509@HIDDEN> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 20199 X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: 0.0 (/) On 25/03/15 13:10, Pádraig Brady wrote: > On 25/03/15 12:26, Ulrich Windl wrote: >> Hi! >> >> I'm not subscribed to this list, and I hope this is the right place to report an enhancement request as there seems to be no bugzilla for that. >> Anyway: When downloading the current leap seconds list for out NTP server I realized that the dates there seem to be specified in seconds from 1900-01-01_00:00:00 on one hand, and on the other I realized that date's option "-d" only allows UNIX epochs using the "@" notation. >> >> Therefore I suggest to allow different starting epochs, possible using a syntax like "date -d '1900-01-01+2287785599'" to print the date and time of 2287785599 seconds past January 1st 1900. ("Like" means I suggest the semantics, but are not really proposing a concrete syntax; possibly there are smarter guy around than me) >> >> Also being able to decode hexadecimal NTP timestamps would be a nice feature: NTp timestamps look like this: >> d8bd24ef.a8e2bb68 meaning "Wed, Mar 25 2015 13:13:35.659...", so it's 32 bit for the seconds and another 32 bit for the fractional seconds (see page 9 of the PostScript or PDF version of RFC 1305: "NTP timestamps are represented as a 64-bit >> unsigned fixed-point number, in seconds relative to 0h on 1 January 1900. The integer part is in the >> first 32 bits and the fraction part in the last 32 bits.") >> >> Maybe a "tagged" syntax like "-d NTP:d8bd24ef.a8e2bb6" could be used... >> >> (For consistency other tags like "UNIX:" for the UNIX epoch and "MS-WIN:" for Microsoft Windows could be used. Again smart guys probably know more important epochs than I do) > > Note offsets can be negative, so you could set the offset like: > > $ sec=1234567890 > $ date -d @$(($sec + $(date -d 1/1/1900 +%s))) > Tue Feb 14 23:56:51 GMT 1939 Actually we can use date's relative date support for this: $ date -d '1900-01-01 +1234567890 seconds' Tue Feb 14 23:56:51 GMT 1939 cheers, Pádraig.
bug-coreutils@HIDDEN
:bug#20199
; Package coreutils
.
Full text available.Received: (at 20199) by debbugs.gnu.org; 25 Mar 2015 13:10:15 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Wed Mar 25 09:10:15 2015 Received: from localhost ([127.0.0.1]:36049 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1Yal4Y-0006If-HP for submit <at> debbugs.gnu.org; Wed, 25 Mar 2015 09:10:14 -0400 Received: from mail1.vodafone.ie ([213.233.128.43]:63397) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from <P@HIDDEN>) id 1Yal4V-0006IQ-Na for 20199 <at> debbugs.gnu.org; Wed, 25 Mar 2015 09:10:12 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Av4LAIyyElVtT91e/2dsb2JhbABcgwaDcMVwglICgVFMAQEBAQEBfUEBg1MBBTIBVgsNCwkWDwkDAgECATcBDQYBDAgBARqIFQG0UpQ2AQoBAQEeiyGEfYQtAQSFC5xNjRMig24+gnQBAQE Received: from unknown (HELO localhost.localdomain) ([109.79.221.94]) by mail1.vodafone.ie with ESMTP; 25 Mar 2015 13:10:05 +0000 Message-ID: <5512B3AC.7030509@HIDDEN> Date: Wed, 25 Mar 2015 13:10:04 +0000 From: =?windows-1252?Q?P=E1draig_Brady?= <P@HIDDEN> User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: Ulrich Windl <Ulrich.Windl@HIDDEN>, 20199 <at> debbugs.gnu.org Subject: Re: bug#20199: Enhancement request for date's "-d" option: different epochs References: <5512B781020000A100019960@HIDDEN> In-Reply-To: <5512B781020000A100019960@HIDDEN> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 20199 X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: 0.0 (/) On 25/03/15 12:26, Ulrich Windl wrote: > Hi! > > I'm not subscribed to this list, and I hope this is the right place to report an enhancement request as there seems to be no bugzilla for that. > Anyway: When downloading the current leap seconds list for out NTP server I realized that the dates there seem to be specified in seconds from 1900-01-01_00:00:00 on one hand, and on the other I realized that date's option "-d" only allows UNIX epochs using the "@" notation. > > Therefore I suggest to allow different starting epochs, possible using a syntax like "date -d '1900-01-01+2287785599'" to print the date and time of 2287785599 seconds past January 1st 1900. ("Like" means I suggest the semantics, but are not really proposing a concrete syntax; possibly there are smarter guy around than me) > > Also being able to decode hexadecimal NTP timestamps would be a nice feature: NTp timestamps look like this: > d8bd24ef.a8e2bb68 meaning "Wed, Mar 25 2015 13:13:35.659...", so it's 32 bit for the seconds and another 32 bit for the fractional seconds (see page 9 of the PostScript or PDF version of RFC 1305: "NTP timestamps are represented as a 64-bit > unsigned fixed-point number, in seconds relative to 0h on 1 January 1900. The integer part is in the > first 32 bits and the fraction part in the last 32 bits.") > > Maybe a "tagged" syntax like "-d NTP:d8bd24ef.a8e2bb6" could be used... > > (For consistency other tags like "UNIX:" for the UNIX epoch and "MS-WIN:" for Microsoft Windows could be used. Again smart guys probably know more important epochs than I do) Note offsets can be negative, so you could set the offset like: $ sec=1234567890 $ date -d @$(($sec + $(date -d 1/1/1900 +%s))) Tue Feb 14 23:56:51 GMT 1939 cheers, Pádraig.
bug-coreutils@HIDDEN
:bug#20199
; Package coreutils
.
Full text available.Received: (at submit) by debbugs.gnu.org; 25 Mar 2015 12:26:45 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Wed Mar 25 08:26:45 2015 Received: from localhost ([127.0.0.1]:36025 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1YakOS-00055g-Ce for submit <at> debbugs.gnu.org; Wed, 25 Mar 2015 08:26:44 -0400 Received: from eggs.gnu.org ([208.118.235.92]:47493) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from <Ulrich.Windl@HIDDEN>) id 1YakOQ-00055R-5m for submit <at> debbugs.gnu.org; Wed, 25 Mar 2015 08:26:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <Ulrich.Windl@HIDDEN>) id 1YakOK-00051n-07 for submit <at> debbugs.gnu.org; Wed, 25 Mar 2015 08:26:36 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:48053) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from <Ulrich.Windl@HIDDEN>) id 1YakOJ-00051j-Ta for submit <at> debbugs.gnu.org; Wed, 25 Mar 2015 08:26:35 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49207) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <Ulrich.Windl@HIDDEN>) id 1YakOI-0006HR-NO for bug-coreutils@HIDDEN; Wed, 25 Mar 2015 08:26:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <Ulrich.Windl@HIDDEN>) id 1YakOD-0004zm-KF for bug-coreutils@HIDDEN; Wed, 25 Mar 2015 08:26:34 -0400 Received: from rrzmta2.uni-regensburg.de ([194.94.155.52]:40224) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from <Ulrich.Windl@HIDDEN>) id 1YakOD-0004yu-E8 for bug-coreutils@HIDDEN; Wed, 25 Mar 2015 08:26:29 -0400 Received: from rrzmta2.uni-regensburg.de (localhost [127.0.0.1]) by localhost (Postfix) with SMTP id AA52660587 for <bug-coreutils@HIDDEN>; Wed, 25 Mar 2015 13:26:27 +0100 (CET) Received: from gwsmtp1.uni-regensburg.de (gwsmtp1.uni-regensburg.de [132.199.5.51]) by rrzmta2.uni-regensburg.de (Postfix) with ESMTP id 3A1EA60436 for <bug-coreutils@HIDDEN>; Wed, 25 Mar 2015 13:26:27 +0100 (CET) Received: from uni-regensburg-smtp1-MTA by gwsmtp1.uni-regensburg.de with Novell_GroupWise; Wed, 25 Mar 2015 13:26:27 +0100 Message-Id: <5512B781020000A100019960@HIDDEN> X-Mailer: Novell GroupWise Internet Agent 14.0.1 Date: Wed, 25 Mar 2015 13:26:25 +0100 From: "Ulrich Windl" <Ulrich.Windl@HIDDEN> To: <bug-coreutils@HIDDEN> Subject: Enhancement request for date's "-d" option: different epochs Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -5.0 (-----) Hi! I'm not subscribed to this list, and I hope this is the right place to = report an enhancement request as there seems to be no bugzilla for that. Anyway: When downloading the current leap seconds list for out NTP server = I realized that the dates there seem to be specified in seconds from = 1900-01-01_00:00:00 on one hand, and on the other I realized that date's = option "-d" only allows UNIX epochs using the "@" notation. Therefore I suggest to allow different starting epochs, possible using a = syntax like "date -d '1900-01-01+2287785599'" to print the date and time = of 2287785599 seconds past January 1st 1900. ("Like" means I suggest the = semantics, but are not really proposing a concrete syntax; possibly there = are smarter guy around than me) Also being able to decode hexadecimal NTP timestamps would be a nice = feature: NTp timestamps look like this: d8bd24ef.a8e2bb68 meaning "Wed, Mar 25 2015 13:13:35.659...", so it's 32 = bit for the seconds and another 32 bit for the fractional seconds (see = page 9 of the PostScript or PDF version of RFC 1305: "NTP timestamps are = represented as a 64-bit unsigned fixed-point number, in seconds relative to 0h on 1 January 1900. = The integer part is in the first 32 bits and the fraction part in the last 32 bits.") Maybe a "tagged" syntax like "-d NTP:d8bd24ef.a8e2bb6" could be used... (For consistency other tags like "UNIX:" for the UNIX epoch and "MS-WIN:" = for Microsoft Windows could be used. Again smart guys probably know more = important epochs than I do) Regards, Ulrich
"Ulrich Windl" <Ulrich.Windl@HIDDEN>
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:bug#20199
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