From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Andy Wingo Newsgroups: gmane.lisp.guile.bugs Subject: bug#26164: time-difference mishandles leap seconds Date: Wed, 19 Apr 2017 16:32:32 +0200 Message-ID: <87d1c8mprz.fsf@igalia.com> References: <20170318224126.GK6518@fysh.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1492612398 24715 195.159.176.226 (19 Apr 2017 14:33:18 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 19 Apr 2017 14:33:18 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) Cc: 26164@debbugs.gnu.org To: Zefram Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Wed Apr 19 16:33:09 2017 Return-path: Envelope-to: guile-bugs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d0qfM-0006BM-2C for guile-bugs@m.gmane.org; Wed, 19 Apr 2017 16:33:08 +0200 Original-Received: from localhost ([::1]:48477 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d0qfR-00088P-Qj for guile-bugs@m.gmane.org; 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Wed, 19 Apr 2017 10:32:39 -0400 (EDT) Original-Received: from rusty (unknown [88.160.190.192]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by pb-sasl2.pobox.com (Postfix) with ESMTPSA id 211C183349; Wed, 19 Apr 2017 10:32:39 -0400 (EDT) In-Reply-To: <20170318224126.GK6518@fysh.org> (zefram@fysh.org's message of "Sat, 18 Mar 2017 22:41:26 +0000") X-Pobox-Relay-ID: 0A1DD5EC-250D-11E7-8E8B-571C92A0D1B0-02397024!pb-sasl2.pobox.com X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Original-Sender: "bug-guile" Xref: news.gmane.org gmane.lisp.guile.bugs:8748 Archived-At: On Sat 18 Mar 2017 23:41, Zefram writes: > Computing the duration of the period between two UTC times, using > SRFI-19 mechanisms: > > scheme@(guile-user)> (use-modules (srfi srfi-19)) > scheme@(guile-user)> (define t0 (date->time-utc (make-date 0 59 59 23 30 6 2012 0))) > scheme@(guile-user)> (define t1 (date->time-utc (make-date 0 1 0 0 1 7 2012 0))) > scheme@(guile-user)> (time-difference t1 t0) > $1 = #