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Date:	Sun, 11 Jan 2009 22:39:03 +0100
From:	Reini Urban <rurban AT x-ray DOT at>
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To:	cygwin AT cygwin DOT com
Subject:	Re: scsh-0.6.7-2: (date) fails to use local time zone after the first call
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John Russell schrieb:
> According the the scsh manual, (date) is supposed to return the
> current date in the local time zone.   However, in the Cygwin
> scsh-0.6.7-2 package, it only works that way the first time that
> (date) is called.  After that, it returns dates in the UTC timezone.
> 
> Test script:
> 
> #!/usr/bin/scsh -s
> !#
> (define (show-date d)
>   (display (date:tz-name d))
>   (display " ")
>   (display (date:tz-secs d))
>   (newline))
> 
> (show-date (date))
> (show-date (date))
> 
> Using the Cygwin scsh-0.6.7-2 package, I get this incorrect output --
> the two lines should be the same:
> 
> PST+8 -28800
> UCT 0
> 
> I uninstalled the Cygwin scsh package, and rebuilt scsh from source,
> using the scsh-0.6.7.tar.gz tarball.  I got the same incorrect
> results.
> 
> I remade scsh in a Fedora environment from the same tarball, and I got
> correct results:
> 
> PST+8 -28800
> PST+8 -28800
> 
> So far, I haven't figured out why I get different results on Cygwin.
> I did observe that, on Cygwin, different #ifdef compilation conditions
> are used in compiling time1.c.   When compiling on Cygwin, HAVE_TZNAME
> is true and HAVE_STRUCT_TM_TM_ZONE is false.  When compiling on
> Fedora, the opposite is the case.  I don't know if that is relevant to
> my problem, but I thought I'd mention it for what it's worth.
> 
> Any suggestions will be much appreciated!

Thanks.
It looks like a untested logic for our HAVE_TZNAME case.

Please report upstream.
-- 
Reini Urban
http://phpwiki.org/  http://murbreak.at/

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