From 20ad514d347a7958711004f6617bd183d2a713c4 Mon Sep 17 00:00:00 2001
From: clemahieu <clemahieu@gmail.com>
Date: Wed, 30 Mar 2016 18:28:12 -0500
Subject: [PATCH] Swapping atomic_flag for atomic_bool which can be queried.

---
 rai/node/bootstrap.cpp | 12 ++++--------
 rai/node/bootstrap.hpp |  2 +-
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/rai/node/bootstrap.cpp b/rai/node/bootstrap.cpp
index 02c2ddc5..babc62b2 100644
--- a/rai/node/bootstrap.cpp
+++ b/rai/node/bootstrap.cpp
@@ -185,11 +185,7 @@ void rai::bootstrap_client::run (boost::asio::ip::tcp::endpoint const & endpoint
     {
 		if (!ec)
 		{
-			{
-				std::lock_guard <std::mutex> lock (this_l->node->bootstrap_initiator.mutex);
-				this_l->attempt->peers.clear ();
-			}
-			if (!this_l->attempt->connected.test_and_set ())
+			if (!this_l->attempt->connected.exchange (true))
 			{
 				this_l->connect_action ();
 			}
@@ -774,9 +770,9 @@ void rai::bulk_push_client::push_block (rai::block const & block_a)
 
 rai::bootstrap_attempt::bootstrap_attempt (std::shared_ptr <rai::node> node_a, std::vector <rai::endpoint> const & peers_a) :
 node (node_a),
-peers (peers_a)
+peers (peers_a),
+connected (false)
 {
-	connected.clear ();
 }
 
 rai::bootstrap_attempt::~bootstrap_attempt ()
@@ -788,7 +784,7 @@ rai::bootstrap_attempt::~bootstrap_attempt ()
 
 void rai::bootstrap_attempt::attempt ()
 {
-	if (!peers.empty ())
+	if (!peers.empty () && !connected)
 	{
 		rai::endpoint endpoint (peers.back ());
 		peers.pop_back ();
diff --git a/rai/node/bootstrap.hpp b/rai/node/bootstrap.hpp
index 08b9c599..f094877b 100644
--- a/rai/node/bootstrap.hpp
+++ b/rai/node/bootstrap.hpp
@@ -52,7 +52,7 @@ public:
 	void attempt ();
 	std::shared_ptr <rai::node> node;
 	std::vector <rai::endpoint> peers;
-	std::atomic_flag connected;
+	std::atomic_bool connected;
 };
 class bootstrap_client : public std::enable_shared_from_this <bootstrap_client>
 {