Re: [PATCH] /dev/time for Linux, inspired by Plan 9

J.R. Mauro
2009-03-17T15:15:30Z

On Sat, Mar 14, 2009 at 12:13 PM, Pavel Machek <pavel@ucw.cz> wrote:
> On Wed 2009-03-11 10:10:23, Christopher Brannon wrote:
>> Under Plan 9 from Bell Labs, one queries or sets the system clock by
>> reading or writing text strings to a special file named /dev/time.
>> I implemented such a facility for Linux.  A read of /dev/time produces
>> four decimal numbers: epoch seconds, nanoseconds since start of epoch,
>> nanoseconds since boot, and nanoseconds per second.  Writing a
>> decimal number
>
> nanoseconds per second?! Just use 123.456 notation.

The point is to be close to Plan 9's interface, in which column 3 is
"something since boot" and column 4 is "somethings per second" to keep
programs portable.

>
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/
>