From 5e6a1836e9509bb01b4b68f5fb1eb9efa8c8c22b Mon Sep 17 00:00:00 2001
From: Richard Roberts <richard.jw.roberts@gmail.com>
Date: Sat, 24 Mar 2012 19:53:39 +0000
Subject: [PATCH] shared_ptr typedef

---
 gtsam/nonlinear/NonlinearOptimizer.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gtsam/nonlinear/NonlinearOptimizer.h b/gtsam/nonlinear/NonlinearOptimizer.h
index 4dd81c8d9..e1c722caf 100644
--- a/gtsam/nonlinear/NonlinearOptimizer.h
+++ b/gtsam/nonlinear/NonlinearOptimizer.h
@@ -109,6 +109,9 @@ public:
   /** An auto pointer to this class */
   typedef std::auto_ptr<const NonlinearOptimizer> auto_ptr;
 
+  /** A shared pointer to this class */
+  typedef boost::shared_ptr<const NonlinearOptimizer> shared_ptr;
+
   /** A const shared_ptr to a NonlinearFactorGraph */
   typedef boost::shared_ptr<const NonlinearFactorGraph> SharedGraph;