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From: Jeff King <peff@peff.net>
To: Andreas Schwab <schwab@linux-m68k.org>
Cc: Johannes Schindelin <Johannes.Schindelin@gmx.de>,
	Junio C Hamano <gitster@pobox.com>,
	git@vger.kernel.org
Subject: Re: [ANNOUNCE] Git v2.9.1
Date: Tue, 12 Jul 2016 09:46:52 -0400	[thread overview]
Message-ID: <20160712134652.GA613@sigill.intra.peff.net> (raw)
In-Reply-To: <mvmd1mjdluz.fsf@hawking.suse.de>

On Tue, Jul 12, 2016 at 03:31:00PM +0200, Andreas Schwab wrote:

> Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:
> 
> > Hi Andreas,
> >
> > On Tue, 12 Jul 2016, Andreas Schwab wrote:
> >
> >> Johannes Schindelin <schindelin@wisc.edu> writes:
> >> 
> >> >> PRIuMAX isn't compatible with time_t.
> >> >
> >> > That statement is wrong.
> >> 
> >> No, it isn't.  PRIuMAX is for uintmax_t, and time_t is not uintmax_t
> >> (even if they happen to have the same representation).
> >
> > Sigh.
> >
> > So if it is wrong, what is right?
> 
> The right thing is to add a cast, of course.

In general, I think the right cast for time_t should be to (intmax_t),
and the formatting string should be PRIdMAX (which, as an aside, needs
an entry in git-compat-util.h).

In this particular code (show_date_relative), though, I think you can
get away with treating it as unsigned, because it's not actually a
time_t but rather a difference. And we handle the negative difference at
the top of the function already ("in the future").

-Peff

  reply	other threads:[~2016-07-12 13:46 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-11 20:13 [ANNOUNCE] Git v2.9.1 Junio C Hamano
2016-07-11 21:35 ` Andreas Schwab
2016-07-11 23:54   ` Jeff King
2016-07-12  0:40     ` Anders Kaseorg
2016-07-12 14:06       ` Jeff King
2016-07-12  0:56     ` Eric Wong
2016-07-12  1:15       ` Jeff King
2016-07-12  1:59     ` Junio C Hamano
2016-07-12  3:57       ` Jeff King
2016-07-12 15:55         ` Junio C Hamano
2016-07-12  7:30       ` Johannes Schindelin
2016-07-12  7:39         ` Jeff King
2016-07-12 11:25           ` Johannes Schindelin
2016-07-12 14:04             ` Jeff King
2016-07-13 11:35               ` Johannes Schindelin
2016-07-13 16:03                 ` Junio C Hamano
2016-07-13 19:10                   ` Johannes Schindelin
2016-07-13 19:41                     ` Junio C Hamano
2016-07-14  7:50                       ` Johannes Schindelin
2016-07-12 18:12             ` Junio C Hamano
2016-07-13  1:53               ` Junio C Hamano
2016-07-13  2:01               ` Jeff King
2016-07-13 16:05                 ` Junio C Hamano
2016-07-13 18:52                   ` Johannes Schindelin
2016-07-13 19:07                     ` Junio C Hamano
2016-07-14  7:45                       ` Johannes Schindelin
2016-07-14  8:01                         ` Andreas Schwab
2016-07-14  8:15                         ` Jeff King
2016-07-14 16:06                       ` Johannes Schindelin
2016-07-12  7:40         ` Andreas Schwab
2016-07-12 10:57           ` Johannes Schindelin
2016-07-12 13:00             ` Andreas Schwab
2016-07-12 13:22               ` Johannes Schindelin
2016-07-12 13:31                 ` Andreas Schwab
2016-07-12 13:46                   ` Jeff King [this message]
2016-07-12 18:38                     ` Duy Nguyen
2016-07-13 11:29                       ` Johannes Schindelin
2016-07-13 11:25                   ` Johannes Schindelin
2016-07-12 14:34         ` Junio C Hamano
2016-07-12 15:16           ` Jeff King
2016-07-12 15:25             ` Junio C Hamano
2016-07-12 15:35               ` Jeff King
2016-07-12 15:41                 ` Junio C Hamano
2016-07-12 16:09                   ` Jeff King
2016-07-12 16:25                     ` Junio C Hamano
2016-07-13 14:00                       ` Johannes Schindelin
2016-07-13 16:10                         ` Junio C Hamano
2016-07-13 18:53                           ` Johannes Schindelin
2016-07-12 18:15                     ` Andreas Schwab
2016-07-13 20:43       ` Junio C Hamano
2016-07-14  7:38         ` Lars Schneider
2016-07-16  5:50           ` Duy Nguyen
2016-07-14  7:58         ` 32-bit Travis, was " Johannes Schindelin
2016-07-14  9:12           ` Mike Hommey
2016-07-14 10:58             ` Johannes Schindelin
2016-07-15  1:59               ` Mike Hommey

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