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#include "time-stat.h"
static struct timespec start_time = {0,0};
int start_timer(void)
{
int r;
r = clock_gettime(CLOCK_REALTIME, &start_time);
if (r == 0)
return 1;
else
return 0;
}
double stop_timer(void)
{
struct timespec end_time;
int r;
double milliseconds = 0.0;
r = clock_gettime(CLOCK_REALTIME, &end_time);
if (r == 0) {
milliseconds = 1000.0 * (end_time.tv_sec - start_time.tv_sec) +
(end_time.tv_nsec - start_time.tv_nsec) / 1000000.0;
}
start_time.tv_sec = 0;
start_time.tv_nsec = 0;
return milliseconds;
}
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