From 919329320ca0c4189389be83b357bdafa7ce12c8 Mon Sep 17 00:00:00 2001
From: Jordan Sissel <jls@semicomplete.com>
Date: Tue, 13 Nov 2012 12:39:03 -0800
Subject: [PATCH] - Use atomic grouping for PATH and its siblings. Fixes
 LOGSTASH-701

---
 patterns/grok-patterns | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/patterns/grok-patterns b/patterns/grok-patterns
index 1eed81b04..48ca9813c 100755
--- a/patterns/grok-patterns
+++ b/patterns/grok-patterns
@@ -30,12 +30,12 @@ HOSTPORT (?:%{IPORHOST=~/\./}:%{POSINT})
 
 # paths
 PATH (?:%{UNIXPATH}|%{WINPATH})
-UNIXPATH (?:/(?:[\w_%!$@:.,-]+|\\.)*)+
+UNIXPATH (?>/(?>[\w_%!$@:.,-]+|\\.)*)+
 #UNIXPATH (?<![\w\/])(?:/[^\/\s?*]*)+
-LINUXTTY (?:/dev/pts/%{NONNEGINT})
-BSDTTY (?:/dev/tty[pq][a-z0-9])
+LINUXTTY (?>/dev/pts/%{NONNEGINT})
+BSDTTY (?>/dev/tty[pq][a-z0-9])
 TTY (?:%{BSDTTY}|%{LINUXTTY})
-WINPATH (?:[A-Za-z]+:|\\)(?:\\[^\\?*]*)+
+WINPATH (?>[A-Za-z]+:|\\)(?:\\[^\\?*]*)+
 URIPROTO [A-Za-z]+(\+[A-Za-z+]+)?
 URIHOST %{IPORHOST}(?::%{POSINT:port})?
 # uripath comes loosely from RFC1738, but mostly from what Firefox