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31 lines
766 B
C
31 lines
766 B
C
#include <sys/types.h>
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#include <sys/event.h>
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#include <sys/time.h>
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#include <stdio.h>
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int main() {
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int kq=kqueue();
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struct kevent kev;
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struct timespec ts;
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if (kq==-1) return 111;
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EV_SET(&kev, 0 /* fd */, EVFILT_READ, EV_ADD|EV_ENABLE, 0, 0, 0);
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ts.tv_sec=0; ts.tv_nsec=0;
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if (kevent(kq,&kev,1,0,0,&ts)==-1) return 111;
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{
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struct kevent events[100];
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int i,n;
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ts.tv_sec=1; ts.tv_nsec=0;
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switch (n=kevent(kq,0,0,events,100,&ts)) {
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case -1: return 111;
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case 0: puts("no data on fd #0"); break;
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}
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for (i=0; i<n; ++i) {
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printf("ident %d, filter %d, flags %d, fflags %d, data %d\n",
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events[i].ident,events[i].filter,events[i].flags,
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events[i].fflags,events[i].data);
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}
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}
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return 0;
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}
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