.

bac2/os/chap1/ex5.c

@@ -0,0 +1,19 @@
+#include <signal.h>
+#include <stdio.h>
+#include <unistd.h>
+
+void handler(int sig){
+	if(sig == SIGINT)
+		while(1)
+			printf("I cannot DIE !!!!\n");
+}
+
+int main(int argc, char *argv[])
+{
+	signal(SIGINT, handler);
+	signal(SIGQUIT, handler);
+	signal(SIGTERM, handler);
+	while(1)
+		pause();
+	return 0;
+}