[LEAPSECS] a modest proposal

Tony Finch dot at dotat.at
Tue Feb 12 11:05:45 EST 2008


On Mon, 11 Feb 2008, Joseph S. Myers wrote:

>

> If a system has a timestamp and exports an interpretation of that

> timestamp, and another system stores that interpretation or a second

> timestamp derived from it, and then one system changes its interpretation,

> the timestamps are no longer in sync between the two systems.


This can even happen within a single program, if one code path gets time
straight from the kernel, and one goes via the tz code. At the moment
these are guaranteed to be consistent when the time zone offset is zero.
Steve's idea removes this guarantee, which is likely to lead to bugs.

Tony.
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