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From: Eli Zaretskii <eliz@gnu.org>
To: Paul Eggert <eggert@cs.ucla.edu>
Cc: schwab@linux-m68k.org, fabrice.popineau@gmail.com, emacs-devel@gnu.org
Subject: Re: Setting TZ in set_time_zone_rule
Date: Fri, 30 Nov 2012 20:52:39 +0200	[thread overview]
Message-ID: <83sj7qudmw.fsf@gnu.org> (raw)
In-Reply-To: <50B8F96B.80803@cs.ucla.edu>

> Date: Fri, 30 Nov 2012 10:22:35 -0800
> From: Paul Eggert <eggert@cs.ucla.edu>
> CC: Fabrice Popineau <fabrice.popineau@gmail.com>, schwab@linux-m68k.org, 
>  emacs-devel@gnu.org
> 
> On 11/30/12 02:02, Eli Zaretskii wrote:
> > Paul, can you point out where would 'unsetenv' be needed,
> > and why?
> 
> set_time_zone_rule (0) needs to unset TZ.

Do we ever call it that way?

> >> > Also, is unsetenv("TZ") the same as putenv("TZ=") ?
> > Yes.
> 
> Doesn't the former unset TZ, and the latter set TZ to the empty string?

The implementation I saw unset TZ in both cases.



  reply	other threads:[~2012-11-30 18:52 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-28 18:12 Setting TZ in set_time_zone_rule Eli Zaretskii
2012-11-28 20:21 ` Paul Eggert
2012-11-28 21:24   ` Andreas Schwab
2012-11-29  1:21     ` Paul Eggert
2012-11-29  3:44       ` Eli Zaretskii
2012-11-29 21:39         ` Paul Eggert
2012-11-30  9:08           ` Eli Zaretskii
2012-11-30  9:26             ` Fabrice Popineau
2012-11-30 10:02               ` Eli Zaretskii
2012-11-30 18:22                 ` Paul Eggert
2012-11-30 18:52                   ` Eli Zaretskii [this message]
2012-11-30 20:47                     ` Paul Eggert

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