#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stropts.h>
#include <poll.h>


void main(int argc, char **argv)
{
        int i,n;

        struct pollfd fds;
        if ( -1 == (fds.fd=open(argv[1],O_RDONLY)))
                fds.fd=0;
        fds.events=POLLIN;
        fds.revents=0;

		while (1)
		{
        if ( -1 == ( i=poll(&fds, 1, 0)))
                perror ("poll");

        if (i>0)
        {
                printf("%d %d\n", i, fds.revents);
                if ( fds.revents & POLLIN )
				{
					puts ("POLLIN");
/*					read i*/
				}
                if ( fds.revents & POLLPRI ) puts ("POLLPRI");
                if ( fds.revents & POLLOUT ) puts ("POLLOUT");
                if ( fds.revents & POLLRDNORM ) puts ("POLLRDNORM");
                if ( fds.revents & POLLRDBAND ) puts ("POLLRDBAND");
                if ( fds.revents & POLLNORM ) puts ("POLLNORM");
                if ( fds.revents & POLLERR ) puts ("POLLERR");
                if ( fds.revents & POLLHUP ) puts ("POLLHUP");
                if ( fds.revents & POLLNVAL ) puts ("POLLNVAL");
        }
		}


}