From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Sat,  9 Sep 1995 14:44:05 -0400
From: Kenji Okamoto okamoto@earth.cias.osakafu-u.ac.jp
Subject: date command (Another question ? _o_ )
Topicbox-Message-UUID: 226a0084-eac8-11e9-9e20-41e7f4b1d025
Message-ID: <19950909184405.ACDq5vOmECm9J4LvNk0aAboVWCzeY_wVKYEQksF_0dg@z>

> /adm/timezone/Japan is simpler than most:
> % cat /adm/timezone/Japan
> JST 32400
> 
> it looks as though ctime fails to realise that a single time zone & GMT offset
> not followed by a list of time changes probably means that the location hasn't got
> the notion of `daylight savings' or `summer time'.
> instead it defaults to GMT, obviously aware of the splendid weather here this summer.
> perhaps it's not worth changing the code.  i tried:
> 
> JST 32400 JST 32400
> 
> instead, and date then gave JST instead of defaulting to GMT.
> try:
> echo 'JST 32400 JST 32400' >/env/timezone
> date
> 
> if the result looks right to you, update /adm/timezone/Japan and /adm/timezone/local.
> (then reboot.)
> 
> if it still needs some adjustment, see ctime(2) for a description of the timezone
> file format.
> 

This time you don't get turget. :-)

After I applied above, and did the date command, I got a future time
like this:

      Sun Sep 10 03:36:55 JST 1995.

I dispatched the date command at

      Sat Sep  9 18:36:55.

It's 9 hours ahead now.

Kenji