On Monday 11 April 2005 10:39 am, Christian Magnusson wrote:
> On Mon, 2005-04-11 at 14:24 +0200, Christian Magnusson wrote:
> > Reading /simultaneous/temperature will fail if any of the /bus.x
> > is a remote server.
> > Reason: /simultaneous/temperature is unknown when
> > /bus.0/simultaneous/temperature = 0
> > /bus.1/simultaneous/temperature = 1
>
> Perhaps it should be changed to write-only... or return 0 when it's
> unknown value?  It's impossible to set the value in
> /simultaneous/temperature from owhttpd if it returns -EINVAL
>
> Any idea on this?
>
> /Christian
Interesting question. I guess it depends on what reading the 
"simultaneous/temperature" is supposed to accomplish.

My thought was that reading simultaneous/temperature would decide whether to 
do it again, or use an existing simultaneous. So returning 0 for an 
unknowable answer is certainly safe.

The other alternative is using the cache system, and returning 1 if the last 
"simultaneous" hasn't timed out, else 0.

Paul


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