blob: f39e92833b6db61f016004896e6da3005c3947ce (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
#include <stdio.h>
#include <sys/time.h>
#include <assert.h>
int main() {
struct timeval a = {0, 0};
struct timeval b = {0, 0};
struct timeval res = {0, 0};
a.tv_sec = 10;
assert(timerisset(&a) == 1);
timerclear(&a);
assert(timerisset(&a) == 0);
a.tv_sec = 40;
a.tv_usec = 500;
b.tv_sec = 10;
b.tv_usec = 20;
timeradd(&a, &b, &res);
assert(res.tv_sec == 50);
assert(res.tv_usec == 520);
timerclear(&res);
timersub(&a, &b, &res);
assert(res.tv_sec == 30);
assert(res.tv_usec == 480);
return 0;
}
|