From cbf901c1951155aa97e5e3b5a22da45888e065cd Mon Sep 17 00:00:00 2001
From: patrik <patrik@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Tue, 22 May 2012 18:22:18 +0000
Subject: [PATCH] added coded to stop spidering if the base coroutine is dead.

---
 nselib/httpspider.lua | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nselib/httpspider.lua b/nselib/httpspider.lua
index c52565b46..b0302a7bb 100644
--- a/nselib/httpspider.lua
+++ b/nselib/httpspider.lua
@@ -501,6 +501,7 @@ Crawler = {
 			port = port,
 			url = url,
 			options = options or {},
+			basethread = stdnse.base(),
 		}
 
 		setmetatable(o, self)
@@ -606,7 +607,7 @@ Crawler = {
 
 		while(true) do
 			
-			if ( self.quit ) then
+			if ( self.quit or coroutine.status(self.basethread) == 'dead'  ) then
 				table.insert(response_queue, {false, { err = false, msg = "Quit signalled by crawler" } })
 				break
 			end