----- Ursprungligt meddelande -----
> Från: "Alan Franzoni" <mail...@franzoni.eu>
> Till: "Robin Rosenberg" <robin.rosenb...@dewire.com>
> Kopia: firstname.lastname@example.org, "Alan Franzoni" <usern...@franzoni.eu>,
> Skickat: fredag, 27 jun 2014 10:24:23
> Ämne: Re: [PATCH] Fix: wrong offset for CET timezone
> On Fri, Jun 27, 2014 at 12:08 AM, Robin Rosenberg
> <robin.rosenb...@dewire.com> wrote:
> > 1 hour in winter and 2 in summer, although some standards seem to say
> > that summer time is really called CEST, computers apply DST to CET in
> > summer.
> > $ TZ=UTC date
> > Tor 26 Jun 2014 22:08:01 UTC
> > $ TZ=CET date
> > Fre 27 Jun 2014 00:08:05 CEST
> Like Andreas pointed out, this seems an implementation detail. CET is
> still +1, while CEST is +2.
I mentioned that myself...
> If you take a look at the official IANA tzdata:
> For europe, it's something like "std: CET" and "dst: CEST".
> The current doc is not correct either; we should write something like
> "either +1 or +2 depending on DST" (there seems to be a 2dst as well
> which gets +3 offset);
I knew there gotta be a catch. I don't think glibc is advanced enough
to provide two different summer times for the same TZ.
> Usually the best way of handling timezones is to use the proper
> location format (e.g. TZ='Europe/Rome') and then letting the system
> pick the proper offset; we might say something like ' "Europe/Rome"
> which is +1 in winter ' in the doc, but I'd say that's nitpicking.
Probably is. I think mentioning that CET can be either +1 or +2 is
+ For example CET (here), which is nominally 1 hour ahead of UTC is encoded
+ as `+0100`, but when summer savings apply, CET is two hours ahead and encoded
+ as `+0200`).
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