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Re: Configure test for whether localtime caches TZ
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From: |
Glenn Morris |
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Subject: |
Re: Configure test for whether localtime caches TZ |
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Date: |
Sun, 31 Oct 2010 14:30:34 -0400 |
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User-agent: |
Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) |
Ken Brown wrote:
> The configure test for whether localtime caches TZ directly modifies
> the environment and so (according to POSIX) might produce unreliable
> results. Wouldn't it be better to use unsetenv, as in the following
> patch (against the emacs-23 branch):
Seems better, assuming it is portable. Not worth putting in emacs-23
IMO though, since the current code has been there for decades with no
(?) reported problems.