Re: [gpsd-users] Building the master branch and the split24 option

[Eric S. Raymond]

Roy Barkas <address@hidden>:
> The 'split24' patch was (I hope) intended to allow type 24 part 1 and part
> 2 messages to be independently decoded.
> 
> When I run gpsd and connect via telnet using:
> ?WATCH={"enable":true,"json":true, "scaled":true, "split24":true}
> 
> I don't see any split type 24 messages being decoded.
> Same thing for gpsdecode.  If I feed the following type 24 into gpsdecode
> -s nothing comes out
> 
> !AIVDM,1,1,,A,H7PG`U4TCD36HJ=F:Dmljq184400,0*0D
> 
> Have I misunderstood how to enable this option for the daemon or for
> gpsdecode?

Maybe.  Here's what I see:

address@hidden:~/software/gpsd$ cat TYPE24
!AIVDM,1,1,,A,H42O55i18tMET00000000000000,2*6D
#       MessageID:         24
#       RepeatIndicator:   0
#       UserID:            271041815
#       partnum:           0
#       name:              PROGUY
!AIVDM,1,1,,A,H42O55lti4hhhilD3nink000?050,0*40
#       MessageID:         24
#       RepeatIndicator:   0
#       UserID:            271041815
#       partnum:           0
#       shipandcargo:      60|
#       vendorid:          1D00014
#       callsign:          TC6163
#       dimA:              0
#       dimB:              15
#       dimC:              0
#       dimD:              5
address@hidden:~/software/gpsd$ gpsdecode -s <TYPE24 
{"class":"AIS","device":"stdin","type":24,"repeat":0,"mmsi":271041815,"scaled":true,"part":"A","shipname":"PROGUY"}
{"class":"AIS","device":"stdin","type":24,"repeat":0,"mmsi":271041815,"scaled":true,"part":"B","shiptype":60,"shiptype_text":"Passenger
 - all ships of this 
type","vendorid":"1D00014","model":12,"serial":199796,"callsign":"TC6163","to_bow":0,"to_stern":15,"to_port":0,"to_starboard":5}

Tell me if that reproduces for you.
-- 
                <a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>