Re: [gpsd-dev] nmea watch enabled at client connect?

[Bernd Ocklin]

Hi,

On 06/05/2013 07:28 PM, Gary E. Miller wrote:
> Yo Bernd!
>
> I think you just need to use gpspipe.  That make a pipe from gpsd
> protocol to NMEA protocol.
Maybe I am missing something but in order to serve NMEA data without 
"WATCH" on the network you would need gpsd, gpspipe and a third 
component to again make gpspipes output available on the net?

Bernd
> On Wed, 5 Jun 2013 11:36:20 +0200 (CEST)
> Bernd Ocklin <address@hidden> wrote:
>
> > Hi,
> >
> > the below 3 lines enable / disable nmea when a new subscriber
> > connects. This is needed to serve apps like iNavX who don't speak
> > gpsd. Would a proper patch have any chance to get review and into
> > gpsd when I submit one?
> >
> > How about a new config option -W (--watch)? This option has either
> > the json command string {"enabled": true, ...} or a simple string
> > "nmea, raw" as parameter:
> >
> > e.g. gpsd -W '{"enabled": true, "nmea": true, ...}'
> >
> > or
> >
> > gpsd -W 'nmea,json' if you want to enable nmea and json format at
> > client subscription.
> >
> > Any preferences?
> >
> > I use this patch in production with a hardcoded change in
> > allocate_client() but happy to provide a better patch with config
> > options and proper formating if there is interest.
> >
> > --- a/gpsd.c
> > +++ b/gpsd.c
> > @@ -549,6 +549,9 @@ static /address@hidden@*//address@hidden@ */ struct
> >       for (si = 0; si < NITEMS(subscribers); si++) {
> >       if (subscribers[si].fd == UNALLOCATED_FD) {
> >           subscribers[si].fd = 0;    /* mark subscriber as allocated */
> > +        subscribers[si].policy.watcher = true;
> > +        subscribers[si].policy.nmea    = true;
> > +        subscribers[si].policy.json    = false;
> >           return &subscribers[si];
> >       }
> >       }
> >
> > Bernd
>
>
>
> RGDS
> GARY
> ---------------------------------------------------------------------------
> Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
>         address@hidden  Tel:+1(541)382-8588