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Re: Timezone problems / HAVE_INT_TIMEZINE

From: The Hermit Hacker <scrappy(at)hub(dot)org>
To: "Thomas G(dot) Lockhart" <lockhart(at)alumni(dot)caltech(dot)edu>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Timezone problems / HAVE_INT_TIMEZINE
Date: 1998-03-19 04:24:37
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
On Thu, 19 Mar 1998, Thomas G. Lockhart wrote:

> > Couldn't this be tested for, just like there is a "flex test" which 
> > finds out if flex is ok or not? Can the configure script find out and 
> > add HAVE_INT_TIMEZONE if appropriate?
> Uh, it does a test already by trying to compile a program referencing a
> global integer variable called "timezone". Somehow a few systems will
> compile that but don't really have a useful integer timezone
> (RH5.0/glibc2.0 is one of those).
> I'm wondering if we could change the sense of the test, to try instead
> to test for the presence of a timezone field in the tm structure? That
> might fix the glibc2.0 port (assuming it still has problems at v2.0.7;
> haven't tested recently) but I don't know which other ports might break.
> Can we experiment with this Marc?? Post-megapatch of course :)

	Sounds reasonable to you want the test changed to:

#include <stdio.h>
#include <time.h>

main() { struct tm *tmstruct; printf("%s\n", tmstruct->timezone); }

	And, if the compile is HAVE_INT_TIMEZONE set?  to

Marc G. Fournier                                
Systems Administrator @ 
primary: scrappy(at)hub(dot)org           secondary: scrappy(at){freebsd|postgresql}.org 

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