CS471/571 - Operating Systems

Displaying ./code/Signals/sigqueue.c

#include <stdio.h>
#include <stdlib.h>
#include <signal.h>

int main(int argc, char *argv[])
{
  if (argc < 3) {
    printf("sigqueue <pid> <value>\n");
    return 0;
  }

  pid_t pid = atoi(argv[1]);
  int value = atoi(argv[2]);
  union sigval sv;
  sv.sival_int = value;
  sigqueue(pid, SIGUSR1, sv);

  return 0;
}