[tz] [tz-announce] 2018f release of tz code and data available

[Florian Weimer]

* Paul Eggert:

> Stephen Colebourne wrote:
>> It would be much better for the upstream source to represent the data in a
>> more standard and backwards compatible way.
>
> The original Japanese regulation does seem to say that the transition
> occurs Saturday at 25:00 (as this is how such times are often
> expressed in Japan), and it's better to represent data as close to the
> original as the format allows. This is not a recent change to the
> format, which was relaxed to allow 25:00 (and other out-of-range
> times) in 2007, as first proposed here:
>
> https://mm.icann.org/pipermail/tz/2007-May/014341.html
>
> with no disagreement at the time.

What's the exact algorithm for normalizing the date?
Is there only one possible way of doing this?

Thanks,
Florian