From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Zefram Newsgroups: gmane.lisp.guile.bugs Subject: bug#26162: time-duration screws up negative durations Date: Sat, 18 Mar 2017 22:17:42 +0000 Message-ID: <20170318221742.GI6518@fysh.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: blaine.gmane.org 1489875494 30541 195.159.176.226 (18 Mar 2017 22:18:14 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 18 Mar 2017 22:18:14 +0000 (UTC) To: 26162@debbugs.gnu.org Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Sat Mar 18 23:18:09 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 1cpMfk-0006ri-Uz for guile-bugs@m.gmane.org; Sat, 18 Mar 2017 23:18:05 +0100 Original-Received: from localhost ([::1]:54831 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cpMfp-00054S-3K for guile-bugs@m.gmane.org; Sat, 18 Mar 2017 18:18:09 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42278) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cpMfj-00054A-1z for bug-guile@gnu.org; Sat, 18 Mar 2017 18:18:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cpMfi-0007XI-9b for bug-guile@gnu.org; Sat, 18 Mar 2017 18:18:03 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:36188) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cpMfi-0007X9-6A for bug-guile@gnu.org; Sat, 18 Mar 2017 18:18:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1cpMfh-0003Qd-UC for bug-guile@gnu.org; Sat, 18 Mar 2017 18:18:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Zefram Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Sat, 18 Mar 2017 22:18:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 26162 X-GNU-PR-Package: guile X-GNU-PR-Keywords: X-Debbugs-Original-To: bug-guile@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.148987547713167 (code B ref -1); Sat, 18 Mar 2017 22:18:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 18 Mar 2017 22:17:57 +0000 Original-Received: from localhost ([127.0.0.1]:34387 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cpMfc-0003QJ-Rt for submit@debbugs.gnu.org; Sat, 18 Mar 2017 18:17:57 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:51278) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cpMfb-0003Q6-8f for submit@debbugs.gnu.org; Sat, 18 Mar 2017 18:17:56 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cpMfV-0007Ue-3J for submit@debbugs.gnu.org; Sat, 18 Mar 2017 18:17:49 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:35992) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cpMfV-0007UD-0E for submit@debbugs.gnu.org; Sat, 18 Mar 2017 18:17:49 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42240) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cpMfT-000541-Q0 for bug-guile@gnu.org; Sat, 18 Mar 2017 18:17:48 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cpMfS-0007Sw-Mq for bug-guile@gnu.org; Sat, 18 Mar 2017 18:17:47 -0400 Original-Received: from river6.fysh.org ([2001:41d0:d:20da::2]:55010 helo=river.fysh.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cpMfS-0007S4-DB for bug-guile@gnu.org; Sat, 18 Mar 2017 18:17:46 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=fysh.org; s=20170316; h=Content-Type:MIME-Version:Message-ID:Subject:To:From:Date; bh=it1UMDNpoww01CKM+8GXrPii/azODPyievH6tf/xu50=; b=T8m3uC4SOuCp2EHWx9BBmSTLIKgsOuKp5/OPAKWIW1MP7vzto305jgMP9gFdsxC8rqyUoIbG/S6c9fzPPYW8ix+3XGwASmXoaXNpB5gMq93L3cUIvOgPqsmD5D7WvAkE0WYM1H4nhnxsFdeBWKgtFcDz28PhitcqVqLLTidO9zc=; Original-Received: from zefram by river.fysh.org with local (Exim 4.84_2 #1 (Debian)) id 1cpMfO-0004LE-SS; Sat, 18 Mar 2017 22:17:42 +0000 Content-Disposition: inline X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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:8704 Archived-At: Computing a difference between two SRFI-19 times, using time-difference, produces sensible results if the result is positive, but often nonsense if it's negative: scheme@(guile-user)> (use-modules (srfi srfi-19)) scheme@(guile-user)> (time-difference (make-time time-tai 0 1) (make-time time-tai 1000 0)) $1 = #