[tz] Clarification on future direction of POSIXRULES and POSIX TZ specs?

Paul Eggert eggert at cs.ucla.edu
Thu Jul 4 22:42:18 UTC 2019

Tom Lane wrote:
> will the behavior for transition-rule-less POSIX TZ
> specs be that it always falls back to the hard-wired TZDEFRULESTRING?

That sounds like a good way forward, yes. It conforms to POSIX, it corresponds 
to the intent of the ancient Unix System V code, and for timestamps after 2007 
it matches the current tzdb default behavior.

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