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Re: mktime

Newsgroups comp.lang.c
Subject Re: mktime
References <87vccf1clw.fsf@huddi.jernurt.dk> <k9qcil$oh$1@dont-email.me>
From Anders Wegge Keller <wegge@wegge.dk>
Date 2012-12-06 17:40 +0100
Message-ID <87lidb16dx.fsf@huddi.jernurt.dk> (permalink)
Organization SunSITE.dk - Supporting Open source

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Eric Sosman <esosman@comcast-dot-net.invalid> writes:

> On 12/6/2012 9:25 AM, Anders Wegge Keller wrote:

>>   According to the C2011 draft I have available, the values in the
>> struct tm, passed to mktime(), are not restricted to the normalized
>> ranges. (2.27.2.3 ยง2).
 
>      ITYM 7.27.2.3.

 yes.

>> Is this to be taken literally,

>     That's the usual way to take normative text ...

 As for legislative works, the wording of normative standards doesn't
always mean what the un-initiated takes them to mean.

 ...
 
> then return (time_t)-1 to indicate failure.  But if the question
> boils down to "Must mktime() be careful about overflow in its
> internal computations?" I think the answer must be "Yes."

 I guess my question can be reduced to exactly that.

-- 
/Wegge

Leder efter redundant peering af dk.*,linux.debian.*

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Thread

mktime Anders Wegge Keller <wegge@wegge.dk> - 2012-12-06 15:25 +0100
  Re: mktime James Kuyper <jameskuyper@verizon.net> - 2012-12-06 09:53 -0500
  Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-06 10:11 -0500
    Re: mktime Anders Wegge Keller <wegge@wegge.dk> - 2012-12-06 17:40 +0100
      Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-06 14:20 -0500
        Re: mktime Keith Thompson <kst-u@mib.org> - 2012-12-06 12:28 -0800
          Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-06 17:36 -0500
            Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-06 17:42 -0500
    Re: mktime Keith Thompson <kst-u@mib.org> - 2012-12-06 12:20 -0800
      Re: mktime Anders Wegge Keller <wegge@wegge.dk> - 2012-12-06 21:37 +0100
      Re: mktime "Heinrich Wolf" <invalid@invalid.invalid> - 2012-12-07 09:48 +0100
        Re: mktime James Kuyper <jameskuyper@verizon.net> - 2012-12-07 08:08 -0500
          Re: mktime "christian.bau" <christian.bau@cbau.wanadoo.co.uk> - 2012-12-07 09:23 -0800
            Re: mktime James Kuyper <jameskuyper@verizon.net> - 2012-12-07 13:14 -0500
            Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-07 13:46 -0500
            Re: mktime "Heinrich Wolf" <invalid@invalid.invalid> - 2012-12-07 19:59 +0100
            Re: mktime Robert Wessel <robertwessel2@yahoo.com> - 2012-12-07 15:50 -0600
        Re: mktime "Heinrich Wolf" <invalid@invalid.invalid> - 2012-12-07 21:39 +0100
          Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-07 17:17 -0500
            Re: mktime Keith Thompson <kst-u@mib.org> - 2012-12-07 17:50 -0800
              Re: mktime Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-12-08 08:34 -0500
          Re: mktime pacman@kosh.dhis.org (Alan Curry) - 2012-12-07 22:44 +0000
            Re: mktime "Heinrich Wolf" <invalid@invalid.invalid> - 2012-12-08 10:31 +0100
              Re: mktime pacman@kosh.dhis.org (Alan Curry) - 2012-12-08 20:50 +0000
                Re: mktime "Heinrich Wolf" <invalid@invalid.invalid> - 2012-12-09 11:39 +0100
                Re: mktime pacman@kosh.dhis.org (Alan Curry) - 2012-12-09 19:47 +0000
                Re: mktime "Heinrich Wolf" <invalid@invalid.invalid> - 2012-12-10 09:51 +0100
                Re: mktime sla29970@gmail.com - 2012-12-09 08:41 -0800

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