Switch statement

src/kill.c

@@ -7,23 +7,21 @@ main(int argc, char *argv[])
 {
   int sig = 0;
   pid_t pid;
-
-  if(argc == 2)
+  switch(argc)
     {
+    case 2:
       sig = 15;
       pid = atoi(argv[1]);
-    }
-  else if(argc == 3)
-    {
+      break;
+    case 3:
       sig = abs(atoi(argv[1]));
       pid = abs(atoi(argv[2]));
-      printf("Here 2\n");
-
-
-    }
-  else
-    {
-      printf("Specify who to kill\n %i",argc);
+      puts("Here 2");
+      break;
+    default:
+      fprintf(stderr, "Specify who to kill\n");
+      return 1;
     }
   kill(pid,sig);
+  return 0;
 }