simple communicathion clien and server

[theMark001]

int main(int argc, char *argv[]) { pid_t target_pid = atoi(argv[1]); kill(target_pid, SIGUSR1); }

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void signal_handler(int signal) { if (signal == SIGUSR1) { printf("Received SIGUSR1 signal!\n"); } }

int main() { signal(SIGUSR1, signal_handler);

while (1) { pause(); } }

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1. • ./my_server
2. • ps aux | grep "[m]y_server"
   • ./my_client PID