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29 lines
631 B
C
29 lines
631 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <poll.h>
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#include <netdb.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <strings.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/errno.h>
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#include <netinet/in.h>
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#include <sys/devpoll.h>
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int main() {
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int fd=open("/dev/poll",O_RDWR);
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struct pollfd p[100];
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int i,r;
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dvpoll_t timeout;
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p[0].fd=0;
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p[0].events=POLLIN;
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write(fd,p,sizeof(struct pollfd));
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timeout.dp_timeout=100; /* milliseconds? */
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timeout.dp_nfds=1;
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timeout.dp_fds=p;
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r=ioctl(fd,DP_POLL,&timeout);
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for (i=0; i<r; ++i)
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printf("event %d on fd #%d\n",p[i].revents,p[i].fd);
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}
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