mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-28 21:49:33 +00:00
21 lines
438 B
C
21 lines
438 B
C
/* libc/sys/linux/usleep.c - usleep function */
|
|
|
|
/* Written 2002 by Jeff Johnston */
|
|
|
|
|
|
#include <errno.h>
|
|
#include <sys/types.h>
|
|
#include <sys/time.h>
|
|
#include <linux/times.h>
|
|
|
|
int usleep(__useconds_t useconds)
|
|
{
|
|
struct timespec ts;
|
|
|
|
ts.tv_sec = (long int)useconds / 1000000;
|
|
ts.tv_nsec = ((long int)useconds % 1000000) * 1000;
|
|
if (!nanosleep(&ts,&ts)) return 0;
|
|
if (errno == EINTR) return ts.tv_sec;
|
|
return -1;
|
|
}
|