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Re: [gpsd-dev] Minimum working example for libgps
From: |
Gary E. Miller |
Subject: |
Re: [gpsd-dev] Minimum working example for libgps |
Date: |
Mon, 6 Nov 2017 20:19:32 -0800 |
Yo David!
On Sun, 5 Nov 2017 13:38:39 +0800
David Huichen Dai <address@hidden> wrote:
> So how do I get the coordinate once a second? Put a sleep(1) in the
> loop?
No, you don't wait, you just poll the gpsd socket.
> And for the problem that gpsd starts automatically, I think I will
> kill the gpsd process, and restart it with the -n option. Is this OK?
Prolly not good to fight what your Distro is trying to do. Fix it
right. Either fix your distro's startup script, or write your own.
> > Nah, the OS buffers the socket for you. Just poll the gpsd
> > interface in you main loop.
> >
> Here is the question, I dont have a main loop in my code, and I dont
> need to have it.
I see no way around a main loop. You need to keep polling gpsd.
> Again, some example code from a real project is very much appreciated.
Look at the gpsd code. Look at cgps, xgps, etc.
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
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- Re: [gpsd-dev] Minimum working example for libgps, (continued)
- Re: [gpsd-dev] Minimum working example for libgps, Michael J. Tubby B.Sc. MIET, 2017/11/03
- Re: [gpsd-dev] Minimum working example for libgps, Eric S. Raymond, 2017/11/03
- Re: [gpsd-dev] Minimum working example for libgps, Hal Murray, 2017/11/03
- Re: [gpsd-dev] Minimum working example for libgps, David Huichen Dai, 2017/11/04
- Re: [gpsd-dev] Minimum working example for libgps, Eric S. Raymond, 2017/11/04
- Re: [gpsd-dev] Minimum working example for libgps, Gary E. Miller, 2017/11/04
- Re: [gpsd-dev] Minimum working example for libgps, David Huichen Dai, 2017/11/05
- Re: [gpsd-dev] Minimum working example for libgps,
Gary E. Miller <=
- Re: [gpsd-dev] Minimum working example for libgps, Hal Murray, 2017/11/07
- Re: [gpsd-dev] Minimum working example for libgps, Gary E. Miller, 2017/11/07
- Re: [gpsd-dev] Minimum working example for libgps, Hal Murray, 2017/11/07
- Re: [gpsd-dev] Minimum working example for libgps, Gary E. Miller, 2017/11/07
- Re: [gpsd-dev] Minimum working example for libgps, Hal Murray, 2017/11/08
- Re: [gpsd-dev] Minimum working example for libgps, Gary E. Miller, 2017/11/08
Re: [gpsd-dev] Minimum working example for libgps, Gary E. Miller, 2017/11/03