#include <stdio.h>
#include <string.h>
#include <stddef.h>
#include <errno.h>
#include <stdlib.h>
#include <math.h>
#include <time.h>

#include "gps.h"

void main(void)
{
        int ret;
        struct gps_data_t gps_data;

      //  ret = gps_open("127.0.0.1","2947", &gps_data);
	ret = gps_open(GPSD_SHARED_MEMORY,NULL, &gps_data);
        (void)gps_stream(&gps_data, WATCH_ENABLE | WATCH_JSON|WATCH_PPS, NULL);

double time_spent = 0.0;
clock_t begin = clock();
clock_t end;

        for (;;) {
end = clock();
begin = clock();
                        errno = 0;
                        if (gps_read(&gps_data) == -1) {
                                printf("Read error\n");
                                exit(1);
                        } else {
                                if (gps_data.set) {
                                        printf("\n--- GNSS - last sample elapsed time: %f %" PRIu64 "\n",(double)(end - begin) / CLOCKS_PER_SEC,(uint64_t)(gps_data.fix.time*1000.0));

fprintf(stdout,"\n PPS clk: %lld.%.9ld ", (long long)(gps_data.pps.clock.tv_sec), (long)(gps_data.pps.clock.tv_nsec));
  fprintf(stdout,"\n PPS rea: %lld.%.9ld ", (long long)(gps_data.pps.real.tv_sec), (long)(gps_data.pps.real.tv_nsec));					
                                }
                        }
                //}
        }
}