From cadc08047f521e0fda060fb259cb5c04d541561b Mon Sep 17 00:00:00 2001
From: batrick <batrick@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Tue, 21 Jul 2009 22:21:48 +0000
Subject: [PATCH] [NSE] Add the filename and runlevel globals to scripts when
 loaded via Script.new. Because of the new strict.lua library being added,
 scripts would look for the absent filename global at load-time and fail due
 to an error (ssh-hostkey.nse).

---
 nse_main.lua | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nse_main.lua b/nse_main.lua
index d04c19d8c..3f83f2068 100644
--- a/nse_main.lua
+++ b/nse_main.lua
@@ -262,7 +262,10 @@ do
     end
     local file_closure = assert(loadfile(filename));
     -- Give the closure its own environment, with global access
-    local env = setmetatable({}, {__index = _G});
+    local env = setmetatable({
+      filename = filename,
+      runlevel = 1,
+    }, {__index = _G});
     setfenv(file_closure, env);
     local co = create(file_closure); -- Create a garbage thread
     assert(resume(co)); -- Get the globals it loads in env