From b54d8f8073b4fca1787012b211337dc707cfea45 Mon Sep 17 00:00:00 2001
From: James Lu <james@overdrivenetworks.com>
Date: Thu, 17 Oct 2019 12:30:07 -0700
Subject: [PATCH] regexp_wrapper: return None instead of False when search
 times out (#1379)

This allows plugins to detect whether a search timed out or did not match, which are two distinct outcomes.
---
 src/commands.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/commands.py b/src/commands.py
index 81fa67529..2689776ce 100644
--- a/src/commands.py
+++ b/src/commands.py
@@ -149,7 +149,7 @@ def process(f, *args, **kwargs):
 
 def regexp_wrapper(s, reobj, timeout, plugin_name, fcn_name):
     '''A convenient wrapper to stuff regexp search queries through a subprocess.
-    
+
     This is used because specially-crafted regexps can use exponential time
     and hang the bot.'''
     def re_bool(s, reobj):
@@ -163,7 +163,7 @@ def regexp_wrapper(s, reobj, timeout, plugin_name, fcn_name):
         v = process(re_bool, s, reobj, timeout=timeout, pn=plugin_name, cn=fcn_name)
         return v
     except ProcessTimeoutError:
-        return False
+        return None
 
 class UrlSnarfThread(world.SupyThread):
     def __init__(self, *args, **kwargs):