62 lines
899 B
C
62 lines
899 B
C
#include <unistd.h>
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#include <stdio.h>
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#include <signal.h>
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static int sigchld_no;
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static int nosig_no;
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static int weird_value;
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void
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sigchld_handler (int signo)
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{
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sigchld_no++;
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printf ("Got sigchld %d.\n", sigchld_no);
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}
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int
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call_me (int some_value)
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{
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int ret_val = 0;
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int i;
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for (i = 0; i < some_value; i++)
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{
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int result = 0;
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if (i%2 == 0)
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result = kill (getpid(), SIGCHLD);
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else
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sigchld_no++;
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usleep(1000);
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if (result == 0)
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ret_val++;
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}
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usleep (10000);
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return ret_val;
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}
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int
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call_me_nosig (int some_value)
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{
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int ret_val = 0;
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int i;
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for (i = 0; i < some_value; i++)
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weird_value += i % 4;
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nosig_no += some_value;
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return some_value;
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}
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int
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main ()
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{
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int ret_val;
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signal (SIGCHLD, sigchld_handler);
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ret_val = call_me (2); // Stop here in main.
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ret_val = call_me_nosig (10);
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return 0;
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}
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