--- a/lib/SI/grub.pm	Mon Feb 01 00:07:30 2010 +0100
+++ b/lib/SI/grub.pm	Mon Feb 01 00:27:40 2010 +0100
@@ -58,7 +58,8 @@
 
 	run("chroot $tmpdir grub-mkdevicemap");
 	run("chroot $tmpdir /usr/sbin/grub-install '(hd0)'");
-	#system("/bin/bash --login");
+	system("/bin/bash --login")
+		if $ENV{_SHELL};
     };
     if ($@) {
 	warn "** EVAL: $@\n";