Function usleep

src/sleep.c:168–183

* \brief microsecond sleep * \param usec is microseconds to sleep * This does not have the same 1000000 limit as POSIX usleep */

 * This does not have the same 1000000 limit as POSIX usleep
 */
int usleep(rig_useconds_t usec)
{
    int retval;
    unsigned long sec = usec / 1000000ul;
    unsigned long nsec = usec * 1000ul - (sec * 1000000000ul);
    struct timespec t;
    t.tv_sec = sec;
    t.tv_nsec = nsec;
    retval = nanosleep(&t, NULL);

    // EINTR is the only error return usleep should need
    // since EINVAL should not be a problem
    if (retval == -1) { return EINTR; }

    return 0;
}
#endif

#endif // HAVE_NANOSLEEP