Re: [Emacs-diffs] master 085c7f6 2/2: Test format-time-string with zone arg

[Ken Brown]

On 4/30/2017 4:49 PM, Paul Eggert wrote:
> Ken Brown wrote:
> > This test fails on Cygwin.
> >
> > (format-time-string "%Y-%m-%d %H:%M:%S %z (%Z)" '(0 0 0 0)
> >             "NZST-12NZDT,M9.5.0,M4.1.0/3")
> >
> > evaluates to "1970-01-01 12:00:00 +1200 (NZST)".  Can you give me some
> > guidance
> > as to how to track this down?  I know nothing about how time zones work.
>
> What does this shell command do?
>
> TZ='NZST-12NZDT,M9.5.0,M4.1.0/3' date address@hidden +'%Y-%m-%d %H:%M:%S %z 
> (%Z)'
>
> On a working system with GNU 'date', it should output this:
>
> 1970-01-01 13:00:00 +1300 (NZDT)
>
> If it outputs "1970-01-01 12:00:00 +1200 (NZST)" on Cygwin, it's a bug
> in Cygwin not in Emacs per se.

It does output "1970-01-01 12:00:00 +1200 (NZST)".

> If so, perhaps we should just skip the
> test on Cygwin (you might file a Cygwin bug report).

Let's not skip it yet.  I'll file a Cygwin bug report first.

Thanks.

Ken