[LEAPSECS] LEAPSECS Digest, Vol 82, Issue 6

Warner Losh imp at bsdimp.com
Sun Aug 11 14:30:56 EDT 2013

On Aug 11, 2013, at 12:21 PM, Greg Hennessy wrote:


>> The POSIX standard in fact forbids it, precisely to escape the time

>> wars.


> If the guys writing POSIX think that forbidding POSIX from matching

> reality means no time wars, I think they have another think coming.

The POSIX guys are naive on this point and generally think they solved the problem by defining it out of existence. Others, myself included, have an issue with this :)

>> However, POSIX allows an implementation (read, operating system) to

>> define as many named clocks as desired.


> I have never head of this before. How does one define a (for example)

> UTC clock in a POSIX system?

I can't imagine how this could work. I know I've never seen an implementation that does this. A pointer to an actual implementation would be useful.


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