[tz] [EXT] Re: Uruguay out of DST

Paul_Koning at dell.com Paul_Koning at dell.com
Wed Jul 15 14:54:16 UTC 2015

> On Jul 14, 2015, at 4:56 PM, Brian Inglis <Brian.Inglis at SystematicSW.ab.ca> wrote:
>> ...
> TZdist seems to require a server which tracks changes at zone and impacted
> date time range levels (implying also dependencies on rules and aliases).
> The server would have to pull apart the current zoneinfo source or
> binary files and track when changes happened and what ranges were impacted.
> The server returns zone info within changed and impacted date time ranges
> of interest to the client in iCalendar, XML, or JSON formats, where the
> client then has to decide how to apply these to its data base.
> This would allow automated updating for calendar applications but not
> obviously for system zoneinfo data, which is the topic of interest,
> and would require an iCalendar parser hooked up to part of the zic
> compiler.

I don’t understand why you make those assumptions.  tzdist is just a protocol for conveying timezone data.  It’s clearly possible to feed that data into the “system zoneinfo data”, that’s purely a local matter.


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