Re: [gpsd-dev] ✘STRUCTARRAY() warnings

[Eric S. Raymond]

Gary E. Miller <address@hidden>:
> Yo All!
> 
> Some of Fred's OS have many warnings like this:
> 
> MacSLS: rtcm2_json.c: In function 'json_rtcm2_read':
> MacSLS: rtcm2_json.c:64: warning: initialized field overwritten
> MacSLS: rtcm2_json.c:64: warning: (near initialization for 
> 'json_rtcm1[8].addr.a
> rray')
> 
> They have been around a long time, but not on any OS I run.
> 
> Here is the code:
> 
>     const struct json_attr_t json_rtcm1[] = {
>         RTCM2_HEADER
>         {"satellites", t_array, STRUCTARRAY(rtcm2->gps_ranges.sat,
>                                             rtcm1_satellite, &satcount)},
>         {NULL},
>     };
> 
> The problem is from json.h, this macro:
> 
> #define STRUCTARRAY(a, e, n) \
>         .addr.array.element_type = t_structobject, \
>         .addr.array.arr.objects.subtype = e, \
>         .addr.array.arr.objects.base = (char*)a, \
>         .addr.array.arr.objects.stride = sizeof(a[0]), \
>         .addr.array.count = n, \
>         .addr.array.maxlen = NITEMS(a)
> 
> Anyone got a clue?

I wish I could say I did. But I've never seen this.
-- 
                <a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>

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