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#include <stdlib.h> | |
#include <stdio.h> | |
#include <libdistance.h> | |
int main(int argc, char **argv) { | |
graal_isolate_t *isolate = NULL; | |
graal_isolatethread_t *thread = NULL; | |
if (graal_create_isolate(NULL, &isolate, &thread) != 0) { | |
fprintf(stderr, "graal_create_isolate error\n"); | |
return 1; | |
} | |
double a_lat = strtod(argv[1], NULL); | |
double a_long = strtod(argv[2], NULL); | |
double b_lat = strtod(argv[3], NULL); | |
double b_long = strtod(argv[4], NULL); | |
printf("%.2f km\n", distance(thread, a_lat, a_long, b_lat, b_long)); | |
if (graal_detach_thread(thread) != 0) { | |
fprintf(stderr, "graal_detach_thread error\n"); | |
return 1; | |
} | |
return 0; | |
} |
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