RTEMS 4.7.2 On-Line Library

Clock Manager nanosleep - Delay with High Resolution

RTEMS POSIX API User's Guide

#include <time.h>

int nanosleep(
  const struct timespec *rqtp,
  struct timespec       *rmtp
);

On error, this routine returns -1 and sets errno to one of the following:

EINTR: The routine was interrupted by a signal.
EAGAIN: The requested sleep period specified negative seconds or nanoseconds.
EINVAL: The requested sleep period specified an invalid number for the nanoseconds field.

This call is interruptible by a signal.

RTEMS POSIX API User's Guide