From 96a2b6f7ce0be67248cbc612e2ef03ea7d586039 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Mon, 6 Jul 2015 14:06:25 +0100
Subject: [PATCH] Search for servers immediately when configuration changes.

---
 src/lib/server_finder.cc | 16 ++++++++++------
 src/lib/server_finder.h  |  4 ++++
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/lib/server_finder.cc b/src/lib/server_finder.cc
index ecda385eb..3eec6597b 100644
--- a/src/lib/server_finder.cc
+++ b/src/lib/server_finder.cc
@@ -54,7 +54,7 @@ ServerFinder::~ServerFinder ()
 {
 	_stop = true;
 
-	_search_thread->interrupt ();
+	_search_condition.notify_all ();
 	_search_thread->join ();
 
 	_listen_io_service.stop ();
@@ -106,11 +106,8 @@ try
 			}
 		}
 
-		try {
-			boost::thread::sleep (boost::get_system_time() + boost::posix_time::seconds (10));
-		} catch (boost::thread_interrupted& e) {
-			return;
-		}
+		boost::mutex::scoped_lock lm (_search_condition_mutex);
+		_search_condition.timed_wait (lm, boost::get_system_time() + boost::posix_time::seconds (10));
 	}
 }
 catch (...)
@@ -224,5 +221,12 @@ ServerFinder::config_changed (Config::Property what)
 			_servers.clear ();
 		}
 		ServersListChanged ();
+		search_now ();
 	}
 }
+
+void
+ServerFinder::search_now ()
+{
+	_search_condition.notify_all ();
+}
diff --git a/src/lib/server_finder.h b/src/lib/server_finder.h
index 22f44eeb8..3bb0e03f9 100644
--- a/src/lib/server_finder.h
+++ b/src/lib/server_finder.h
@@ -53,6 +53,7 @@ private:
 	void handle_accept (boost::system::error_code ec, boost::shared_ptr<Socket> socket);
 
 	void config_changed (Config::Property what);
+	void search_now ();
 
 	bool _disabled;
 
@@ -68,5 +69,8 @@ private:
 	boost::shared_ptr<boost::asio::ip::tcp::acceptor> _listen_acceptor;
 	bool _stop;
 
+	boost::condition _search_condition;
+	boost::mutex _search_condition_mutex;
+
 	static ServerFinder* _instance;
 };
-- 
2.30.2