You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
|
|
#include <stdio.h>
|
|
|
|
|
#include <stdlib.h>
|
|
|
|
|
#include <poll.h>
|
|
|
|
|
#include <netdb.h>
|
|
|
|
|
#include <unistd.h>
|
|
|
|
|
#include <fcntl.h>
|
|
|
|
|
#include <strings.h>
|
|
|
|
|
#include <sys/types.h>
|
|
|
|
|
#include <sys/socket.h>
|
|
|
|
|
#include <sys/errno.h>
|
|
|
|
|
#include <netinet/in.h>
|
|
|
|
|
#include <sys/devpoll.h>
|
|
|
|
|
|
|
|
|
|
int main() {
|
|
|
|
|
int fd=open("/dev/poll",O_RDWR);
|
|
|
|
|
struct pollfd p[100];
|
|
|
|
|
int i,r;
|
|
|
|
|
dvpoll_t timeout;
|
|
|
|
|
p[0].fd=0;
|
|
|
|
|
p[0].events=POLLIN;
|
|
|
|
|
write(fd,p,sizeof(struct pollfd));
|
|
|
|
|
timeout.dp_timeout=100; /* milliseconds? */
|
|
|
|
|
timeout.dp_nfds=1;
|
|
|
|
|
timeout.dp_fds=p;
|
|
|
|
|
r=ioctl(fd,DP_POLL,&timeout);
|
|
|
|
|
for (i=0; i<r; ++i)
|
|
|
|
|
printf("event %d on fd #%d\n",p[i].revents,p[i].fd);
|
|
|
|
|
}
|
