Changed signal() to sigaction()

signal.c

@@ -16,8 +16,18 @@ int stopped()
 
 void set_intr()
 {
-    signal(SIGINT, stopall);
+    struct sigaction sig;
+
+    sig.sa_handler = stopall;
+    sigemptyset(&sig.sa_mask);
+    //sigaddset(&new.sa_mask, SIGINT);
+    //sigaddset(&new.sa_mask, SIGALRM);
+    sig.sa_flags = 0;
+    //sigaction(SIGINT, NULL, &old);
+    //if (old_action.sa_handler != SIG_IGN) {
+    sigaction(SIGINT, &sig, NULL);
+    sigaction(SIGALRM, &sig, NULL);
 #   ifdef DEBUG
-    printf("SIGINT armed.\n");
+    printf("SIGINT and SIGALRM armed.\n");
 #   endif
 }