Minor changes at timer.c: Improved precision

This commit is contained in:
Andreas Eversberg 2021-09-18 11:39:42 +02:00
parent 8a1c5a1a5b
commit de685b3cb6
1 changed files with 6 additions and 8 deletions

View File

@ -21,7 +21,9 @@
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
//#include <sys/time.h>
#include <time.h>
#include <errno.h>
#include "timer.h"
static struct timer *timer_head = NULL;
@ -29,11 +31,11 @@ static struct timer **timer_tail_p = &timer_head;
double get_time(void)
{
struct timeval tv;
static struct timespec tv;
gettimeofday(&tv, NULL);
clock_gettime(CLOCK_REALTIME, &tv);
return (double)tv.tv_sec + (double)tv.tv_usec / 1000000.0;
return (double)tv.tv_sec + (double)tv.tv_nsec / 1000000000.0;
}
void timer_init(struct timer *timer, void (*fn)(struct timer *timer), void *priv)
@ -66,15 +68,11 @@ void timer_exit(struct timer *timer)
void timer_start(struct timer *timer, double duration)
{
struct timeval tv;
if (!timer->linked) {
fprintf(stderr, "Timer is not initialized, aborting!\n");
abort();
}
gettimeofday(&tv, NULL);
timer->duration = duration;
timer->timeout = get_time() + duration;
}