Re: The 2001-09-09 bug...

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#22

From: Harry Broomhall
Date: Tue, 11 Sep 2001 10:21

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On Tue, 11 Sep 2001 08:35:01 +0100, Harry Broomhall
<haeb@pc60.demon.co.uk> wrote:

>On Mon, 10 Sep 2001 22:08:18 +0100, Dr John Stockton
><spam@merlyn.demon.co.uk> wrote:
>
>>JRS:  reproduced for info, note newsgroups line & FU :
>>
>>In news:comp.software.year-2000, Falissard <th.falissard@etic.fr> wrote
>>at Sun, 9 Sep 2001 18:03:57 :-
>>
>>>The Un*x time function time_t counts seconds elapsed from 1/1/1970
>>>(the Base Date for UN*X).
>>>
>>>On 2001-09-09 at 01:46:40 GMT ...
>>>  ... exactly 1 billion seconds
>>>have elapsed since the base date.
>>>
>>>I got a bug in some homegrown compiled REXX programs because
>>>1 billion = 1000000000 represents 10 digits, and REXX by default
>>>handles only 9 digits ("numeric digits 9" is the default value).
>>>I had to increase the "numeric digits" value...
>> 
>
>   Another surprise from this one (sometimes known as the S1G moment)
>was with the replication part of OpenLDAP where a programmer decided
>that a strcmp() on the text representation of time_t would be
>good-enough.

   I'm told there is another example of this in cvsupd.

   Regards,
          Harry.

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From: Harry Broomhall <harry.broomhall@uk.easynet.net>
Newsgroups: uk.tech.misc,demon.tech.pc
Subject: Re: The 2001-09-09 bug...
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