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/*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
#include <time.h>
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#if defined __USE_BSD || defined __USE_POSIX98
#if defined __UCLIBC_HAS_REALTIME__
int usleep (__useconds_t usec)
{
const struct timespec ts = {
.tv_sec = (long int) (usec / 1000000),
.tv_nsec = (long int) (usec % 1000000) * 1000ul
};
return nanosleep(&ts, NULL);
}
#else /* __UCLIBC_HAS_REALTIME__ */
int usleep (__useconds_t usec)
{
struct timeval tv;
tv.tv_sec = (long int) (usec / 1000000);
tv.tv_usec = (long int) (usec % 1000000);
return select(0, NULL, NULL, NULL, &tv);
}
#endif /* __UCLIBC_HAS_REALTIME__ */
#endif
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