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Re: [O] dates before 1970
From: |
Carsten Dominik |
Subject: |
Re: [O] dates before 1970 |
Date: |
Fri, 11 Mar 2011 16:28:29 +0100 |
Hi,
I asked in emacs-develop and got:
> by Andreas Schwabon 2011-03-11T13:19:43+00:00.
>
> If your system's time-t is a signed 32-bit integer then your system is
> able to represent times between 1901-12-13 20:45:53 UTC and 2038-01-19
> 03:14:07 UTC. If your system's time-t is an unsigned 32-bit integer
> your system can represent times between 1970-01-01 00:00:00 UTC and
> 2106-02-07 06:28:15 UTC.
> Andreas.
So I am not sure what 64 bit systems do now or in the future, but
it seems that we need to live with a restriction for now.
Maybe this should be documented somewhere.
- Carsten
On Mar 11, 2011, at 1:00 PM, Eric S Fraga wrote:
> Carsten Dominik <address@hidden> writes:
>
> [...]
>
>> THis is exactly the point, that it depends on how Emacs was compiled,
>> and what kind of integer is used in the date representation. Signed
>> or unsigend, 32 or 64 bits (I think).
>
> Yes, that makes sense.
>
>> For example, Bastien can represent dates before 1970. I cannot.
>> I can represent dates after 2038, Bastien cannot.
>
> I can do before 1970 but not after 2038. Interesting.
> --
> : Eric S Fraga (GnuPG: 0xC89193D8FFFCF67D) in Emacs 24.0.50.1
> : using Org-mode version 7.5 (release_7.5.27.gefa56)
- Carsten
- Re: [O] dates before 1970, (continued)
- Re: [O] dates before 1970, Nick Dokos, 2011/03/10
- Re: [O] dates before 1970, Bastien, 2011/03/11
- Re: [O] dates before 1970, Carsten Dominik, 2011/03/11
- Re: [O] dates before 1970, Carsten Dominik, 2011/03/13
- Re: [O] dates before 1970, Eric S Fraga, 2011/03/13
- Re: [O] dates before 1970, Carsten Dominik, 2011/03/14
- Re: [O] dates before 1970, Bastien, 2011/03/14
Re: [O] dates before 1970, Eric S Fraga, 2011/03/11
Re: [O] dates before 1970, Nick Dokos, 2011/03/11
Re: [O] dates before 1970, Carsten Dominik, 2011/03/14
Re: [O] dates before 1970, Nick Dokos, 2011/03/14
Re: [O] dates before 1970, Carsten Dominik, 2011/03/14
Re: [O] dates before 1970, Nick Dokos, 2011/03/14
Re: [O] dates before 1970, Achim Gratz, 2011/03/14
Re: [O] dates before 1970, Carsten Dominik, 2011/03/15
Re: [O] dates before 1970, Nick Dokos, 2011/03/11