lib/libc/posix/usleep.c

   1 /*
   2 lib/posix/usleep.c
   3 */
   4
   5 #include <unistd.h>
   6 #include <sys/select.h>
   7 #include <sys/time.h>
   8
   9 int usleep(useconds_t useconds)
  10 {
  11         int r;
  12         struct timeval tv;
  13
  14         tv.tv_sec= useconds/1000000;
  15         tv.tv_usec= useconds % 1000000;
  16         r= select(0, NULL, NULL, NULL, &tv);
  17         return r;
  18 }