on 4/12/01 9:19 AM, Harry (lists) at [EMAIL PROTECTED] wrote:

>> The internal Mac clock stores time in the format of the number of seconds
>> since midnight 1/1/1904. It stores this date in a 32 bit integer. This
>> integer will roll over, if I recall correctly, late Feb 2040.
> 
> Please read this:
> 
> http://developer.apple.com/techpubs/macos8/TextIntlSvcs/DateTimeUtilities/da
> tetimeutilities.html
> 
> http://developer.apple.com/techpubs/mac/OSUtilities/OSUtilities-94.html#HEAD
> ING94-13

Hmmm., I'll have to break out that application and see what happens.

> Especially for those claiming that non-gregorian dates are not well
> supported:
> 
> http://developer.apple.com/techpubs/mac/OSUtilities/OSUtilities-95.html#HEAD
> ING95-66
> 
>> Mac OSX is in much better shape, I believe it has at least a couple thousand
>> years before this is an issue.
> 
> Does anyone actually know how OS X handles date and time, instead of
> speculation?

I am not positive, but I believe that the built-in routines store dates in a
64 bit integer, and are stored as the number of seconds from midnight
1/1/1601. Our calendar routines use this in most places.


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