1 #include <signal.h> 2 #include <unistd.h> 3 4 #include "stack-fcall.h" 5 f3(int i)6 int f3(int i) 7 { 8 static int pid; 9 10 switch (i) { 11 case 1: 12 return kill(pid, SIGURG); 13 14 default: 15 return (pid = getpid()) + i; 16 } 17 18 } 19