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| //
| // Created by Scheaven on 2020/5/14.
| //
|
| #include "time_util.h"
|
|
| int get_run_time(struct timeval *result, struct timeval *begin, struct timeval * end)
| {
| if(begin->tv_sec > end->tv_sec) return -1;
| if((begin->tv_sec == end->tv_sec) && (begin->tv_usec > end->tv_usec)) return -2;
| result->tv_sec = end->tv_sec - begin->tv_sec;
| result->tv_usec = end->tv_usec - begin->tv_usec;
|
| if(result->tv_usec<0)
| {
| result->tv_sec--;
| result->tv_usec += 1000000;
| }
| return 0;
| }
|
|
