87 lines
1.6 KiB
C
87 lines
1.6 KiB
C
#include <sys/event.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <netdb.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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struct inf_kevent {
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uintptr_t ident;
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short filter;
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u_short flags;
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u_int fflags;
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int64_t data;
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void *udata;
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u_int64_t ext[4];
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};
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struct addrinfo *add;
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struct addrinfo hints;
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void inf_info(const char *s);
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int main(void) {
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struct kevent event;
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struct kevent change;
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pid_t pid;
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int kq, nev;
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printf("\n");
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printf("---------------------------------------\n");
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printf("Stupid struct\n");
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printf("---------------------------------------\n");
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printf("\n");
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if ((kq = kqueue()) == -1){
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inf_info("kqueue()");
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}
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EV_SET(&change, 1, EVFILT_TIMER, EV_ADD | EV_ENABLE, 0, 2000, 0);
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for (;;) {
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nev = kevent(kq, &change, 1, &event, 1, NULL);
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printf("--> kq %d\n", kq);
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printf("--> pid %d\n", pid);
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if (nev < 0){
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inf_info("kevent()");
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}
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else if (nev > 0) {
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if (event.flags & EV_ERROR) {
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fprintf(stderr, "EV_ERROR...");
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exit(EXIT_FAILURE);
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}
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if ((pid = fork()) < 0 ) {
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fprintf(stderr, "EV_ERROR...");
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exit(EXIT_FAILURE);
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}
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else if (pid == 0) {
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if (execlp("date", "date", (char *)0) < 0)
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inf_info("execplp()");
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}
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}
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}
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close(kq);
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}
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void inf_info(const char *s)
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{
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perror(s);
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exit(EXIT_FAILURE);
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}
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