From: Michael Albinus <michael.albinus@gmx.de>
To: "Pascal J. Bourguignon" <pjb@informatimago.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: How to compare time of last file modification?
Date: Sun, 01 Jul 2012 11:23:03 +0200 [thread overview]
Message-ID: <87txxr4yyw.fsf@gmx.de> (raw)
In-Reply-To: <87bok0nuw4.fsf@kuiper.lan.informatimago.com> (Pascal J. Bourguignon's message of "Sun, 01 Jul 2012 03:16:11 +0200")
"Pascal J. Bourguignon" <pjb@informatimago.com> writes:
> (defun time-lessp (t1 t2)
> "Returns whether t1<t2
> t1 and t2 are lists of two integers. The first integer has the
> high-order 16 bits of time, the second has the low 16 bits."
> (destructuring-bind (h1 l1) t1
> (destructuring-bind (h2 l2) t2
> (cond
> ((< h1 h2) t)
> ((> h1 h2) nil)
> (t (cond ((< l1 l2) t)
> (t nil)))))))
In Tramp, we use
(defun tramp-time-less-p (t1 t2)
"Say whether time value T1 is less than time value T2."
(unless t1 (setq t1 '(0 0)))
(unless t2 (setq t2 '(0 0)))
(or (< (car t1) (car t2))
(and (= (car t1) (car t2))
(< (nth 1 t1) (nth 1 t2)))))
Best regards, Michael.
next prev parent reply other threads:[~2012-07-01 9:23 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.3790.1341102956.855.help-gnu-emacs@gnu.org>
2012-07-01 1:16 ` How to compare time of last file modification? Pascal J. Bourguignon
2012-07-01 8:56 ` Thorsten Jolitz
2012-07-01 9:23 ` Michael Albinus [this message]
2012-07-01 10:13 ` Lars Magne Ingebrigtsen
2012-07-01 17:26 ` Thorsten Jolitz
[not found] ` <mailman.3833.1341163416.855.help-gnu-emacs@gnu.org>
2012-07-01 17:36 ` Pascal J. Bourguignon
2012-07-01 21:11 ` Lars Magne Ingebrigtsen
2012-07-01 19:48 ` Barry Margolin
2012-07-01 20:26 ` Thorsten Jolitz
2012-07-01 0:38 Thorsten Jolitz
2012-07-01 0:41 ` Thorsten Jolitz
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