33 lines
535 B
C
33 lines
535 B
C
#include "util.h"
|
|
#include <time.h>
|
|
#include <errno.h>
|
|
|
|
delay_t delay_none(void)
|
|
{
|
|
return 0;
|
|
}
|
|
delay_t delay_seconds(int seconds)
|
|
{
|
|
return seconds * 4;
|
|
}
|
|
delay_t delay_infinite(void)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
bool delay_cycle(delay_t *delay)
|
|
{
|
|
if(*delay == 0) return true;
|
|
|
|
struct timespec spec = { .tv_sec=0, .tv_nsec=250000000 };
|
|
int rc;
|
|
|
|
/* Account for interrupts in the nanosleep(2) call */
|
|
struct timespec req = spec;
|
|
do rc = nanosleep(&req, &req);
|
|
while(rc == -1 && errno == EINTR);
|
|
|
|
if(*delay > 0) (*delay)--;
|
|
return false;
|
|
}
|