36 lines
691 B
C
36 lines
691 B
C
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#include <stdio.h>
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#include <signal.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include <stdlib.h>
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int doit = 0;
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void
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ouch (int sig)
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{
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fprintf (stderr, "ouch %d\n", sig);
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if (doit++ == 0)
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kill (getpid (), SIGTERM);
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}
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int
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main (int argc, char **argv)
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{
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static struct sigaction act;
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if (argc == 1)
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act.sa_flags = SA_RESETHAND;
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act.sa_handler = ouch;
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sigaction (SIGTERM, &act, NULL);
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int pid = fork ();
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int status;
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if (pid > 0)
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waitpid (pid, &status, 0);
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else
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{
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kill (getpid (), SIGTERM);
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exit (0x27);
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}
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fprintf (stderr, "pid %d exited with status %p\n", pid, status);
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exit (argc == 1 ? !(status == SIGTERM) : !(status == 0x2700));
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}
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