#include "wconfig.h"

#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif

#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#include <unistd.h>
#include <string.h>

#if defined(HAVE_SELECT)

#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
#endif

void wusleep(unsigned int microsecs)
{
	struct timeval tv;
	fd_set rd, wr, ex;
	FD_ZERO(&rd);
	FD_ZERO(&wr);
	FD_ZERO(&ex);
	tv.tv_sec = microsecs / 1000000u;
	tv.tv_usec = microsecs % 1000000u;
	select(1, &rd, &wr, &ex, &tv);
}

#else				/* not HAVE_SELECT */

# ifdef HAVE_POLL

void wusleep(unsigned int microsecs)
{
	poll((struct poll *)0, (size_t) 0, microsecs / 1000);
}

# else				/* ! HAVE_POLL */

oops !
# endif				/* !HAVE_POLL */
#endif				/* !HAVE_SELECT */