Re: [Scheme-reports] No procedure to ask the current time? Jeronimo Pellegrini (01 Sep 2010 16:29 UTC)

Re: [Scheme-reports] No procedure to ask the current time? Jeronimo Pellegrini 01 Sep 2010 16:28 UTC

On Thu, Sep 02, 2010 at 12:21:35AM +0900, Alex Shinn wrote:
> Hi, thanks for the feedback.

Hello!

> A time and date library is on the table for WG2, but it's a
> surprisingly complicated subject.  For example, the
> interface you give doesn't provide any accessors on the time
> object.  Presumably, once you add these, you need to get
> into the topic of timezones, which aren't simple offsets
> from UTC but rather complex geopolitical concepts.  Then
> there are leap-seconds, and dates and calendars, etc. and
> it's a nightmare.  And Gregorian isn't the only calendar
> that matters - neither of the two calendar systems I use
> most frequently are Gregorian.

OK, I see the problem!

> Something like just a vaguely specified (current-seconds)
> might be reasonable though.

Yes -- that would be nice. I see that my idea was a bit
overengineered.
The time procedures then could in theory be implemented using
(current-seconds).

J.

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