Re: [gpsd-dev] [PATCH] [RFC] gpsmon: add PPS monitoring at -D2 debug level

[Greg Troxel]

"Eric S. Raymond" <address@hidden> writes:

> From gpsd.h-tail:
>
> /* logging levels */
> #define LOG_ERROR     -1      /* errors, display always */
> #define LOG_SHOUT     0       /* not an error but we should always see it */
> #define LOG_WARN      1       /* not errors but may indicate a problem */
> #define LOG_INF       2       /* key informative messages */
> #define LOG_DATA      3       /* log data management messages */
> #define LOG_PROG      4       /* progress messages */
> #define LOG_IO        5       /* IO to and from devices */
> #define LOG_SPIN      6       /* logging for catching spin bugs */
> #define LOG_RAW       7       /* raw low-level I/O */
>
> My intention for this feature, however, was not for the PPS data to be 
> in a debug message at all.  Rather, I want PPS to show in the packet
> window so users can see at a glance (a) whether the device emits PPS, 
> and (b) which sentence the in-stream reporting cycle starts with.

That list makes sense.  I'd say that in addition to gpsmon changes, it
would be good for a single message at LOG_INF to be logged when gpsd
detects that PPS is present and decides on the polarity.

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