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SubjectRe: [ntpwg] Bug: Status/Summary of slashdot leap-second crash on new years 2008-2009
In message: <>
David Newall <> writes:
: Linas Vepstas wrote:
: > Currently, the Linux kernel keeps time in UTC. This means
: > that it must take special actions to tick twice when a leap
: > second comes by.
: Except it doesn't have to tick twice. Refer to
: in which I show that a time_t (what
: time() returns) counts leap seconds (According to Bernstein this is what
: UTC means), and using zoneinfo, the library processes leap seconds
: correctly.

This is *NOT* POSIX time_t. In order to be posix compliant, you can't
do what Bernstein suggests. You can be non-complaint and deal it with

: I just realised that the Notes in man 2 time are confusing and probably
: unnecessary. Suffice to say that (assuming correctly configured
: zoneinfo) time() returns the number of seconds elapsed since start 1970.

That's not POSIX complaint.


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