GNU bug report logs - #26783
Discrepancy with uptime added as part of "[PATCH] Document uptime."

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Message #8 received at 26783 <at> debbugs.gnu.org (full text, mbox):

From: Pádraig Brady <P <at> draigBrady.com>
To: Prateek saxena <prateeksaxena2 <at> gmail.com>, 26783 <at> debbugs.gnu.org
Cc: jay <at> gnu.org
Subject: Re: bug#26783: Discrepancy with uptime added as part of "[PATCH]
 Document uptime."
Date: Fri, 5 May 2017 13:18:57 -0700

On 04/05/17 23:03, Prateek saxena wrote:
> Hi,
> 
> We found some discrepancy with uptime utility of coreutils package.
> 
> In my system using coreutils package with version 8.26, uptime output prints
> PM/AM for 24 hour time format.
> 
> Logs:
> ------------------------------------------------------------------------------------
> # uptime
>  17:19pm  up 6 days 10:02,  1 user,  load average: 0.18, 0.14, 0.10
> 
> # uptime --version
> uptime (GNU coreutils) 8.26
> Copyright (C) 2016 Free Software Foundation, Inc.
> 
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html
>> .
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.
> Written by Joseph Arceneaux, David MacKenzie, and Kaveh Ghazi
> ------------------------------------------------------------------------------------
> 
> The time is in 24 hours format and PM is not expected to be printed.
> We can see latest patch for uptime utility, use of fprintftime to print the
> time
>  (http://lists.gnu.org/archive/html/bug-coreutils/2008-08/msg00035.html).
> 
> ------------------------------------------------------------------------------------
> diff --git a/src/uptime.c b/src/uptime.c
> index 9e3384f..5bdc230 100644
> --- a/src/uptime.c
> +++ b/src/uptime.c
> @@ -36,6 +36,7 @@
>  #include "long-options.h"
>  #include "quote.h"
>  #include "readutmp.h"
> +#include "fprintftime.h"
> 
>  /* The official name of this program (e.g., no `g' prefix).  */
>  #define PROGRAM_NAME "uptime"
> @@ -126,12 +127,10 @@ print_uptime (size_t n, const STRUCT_UTMP *this)
>    uphours = (uptime - (updays * 86400)) / 3600;
>    upmins = (uptime - (updays * 86400) - (uphours * 3600)) / 60;
>    tmn = localtime (&time_now);
> +  /* procps' version of uptime also prints the seconds field, but
> +     previous versions of coreutils don't. */
>    if (tmn)
> -    printf (_(" %2d:%02d%s  up "),
> -           ((tmn->tm_hour % 12) == 0 ? 12 : tmn->tm_hour % 12),
> -           /* FIXME: use strftime, not am, pm.  Uli reports that
> -              the german translation is meaningless.  */
> -           tmn->tm_min, (tmn->tm_hour < 12 ? _("am") : _("pm")));
> +    fprintftime (stdout, _(" %H:%M%P  up "), tmn, 0, 0);
>    else
>      printf (_(" ??:????  up "));
>    if (uptime == (time_t) -1)
> -----------------------------------------------------------------------------------
> 
> Can you please verify whether PM/AM should be avoided from uptime print.
> 
> Please find attach patch to remove AM/PM from the print for your reference.
> 
> Please provide your inputs for same.
> 
> Thanks & Regards,
> Prateek
> 


Nice catch.
I'm happy to simplify and switch to 24 hour
(which also matches procps-ng normally used on Linux)

thanks
Pádraig

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