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shutdown.c

@@ -0,0 +1,24 @@
+#include "types.h"
+#include "user.h"
+
+int main(int argc, char *argv[]) {
+    int restart = 0;
+
+    for (int i = 1; i < argc; i++) {
+        if (strcmp(argv[i],  "-r") == 0) {
+            restart = 1;
+        }
+    }
+
+    switch(restart) {
+        case 0:
+            printf(1, "Shutting Down...\n");
+            break;
+        case 1:
+            printf(1, "Restarting...\n");
+            break;
+    }
+
+    shutdown(restart);
+    exit();
+}