remove trailing whitespace

examples/broadcast_server/broadcast_server.cpp

@@ -35,31 +35,31 @@ enum action_type {
 struct action {
     action(action_type t, connection_hdl h) : type(t), hdl(h) {}
     action(action_type t, server::message_ptr m) : type(t), msg(m) {}
-    
+
     action_type type;
     websocketpp::connection_hdl hdl;
     server::message_ptr msg;
 };
- 
+
 class broadcast_server {
 public:
     broadcast_server() {
         // Initialize Asio Transport
         m_server.init_asio();
-        
+
         // Register handler callbacks
         m_server.set_open_handler(bind(&broadcast_server::on_open,this,::_1));
         m_server.set_close_handler(bind(&broadcast_server::on_close,this,::_1));
         m_server.set_message_handler(bind(&broadcast_server::on_message,this,::_1,::_2));
     }
-    
+
     void run(uint16_t port) {
         // listen on specified port
         m_server.listen(port);
-        
+
         // Start the server accept loop
 	    m_server.start_accept();
-	    
+
 	    // Start the ASIO io_service run loop
         try {
             m_server.run();
@@ -71,7 +71,7 @@ public:
             std::cout << "other exception" << std::endl;
         }
     }
-    
+
     void on_open(connection_hdl hdl) {
         unique_lock<mutex> lock(m_action_lock);
         //std::cout << "on_open" << std::endl;
@@ -79,7 +79,7 @@ public:
         lock.unlock();
         m_action_cond.notify_one();
     }
-    
+
     void on_close(connection_hdl hdl) {
         unique_lock<mutex> lock(m_action_lock);
         //std::cout << "on_close" << std::endl;
@@ -87,7 +87,7 @@ public:
         lock.unlock();
         m_action_cond.notify_one();
     }
-    
+
     void on_message(connection_hdl hdl, server::message_ptr msg) {
         // queue message up for sending by processing thread
         unique_lock<mutex> lock(m_action_lock);
@@ -96,20 +96,20 @@ public:
         lock.unlock();
         m_action_cond.notify_one();
     }
-    
+
     void process_messages() {
         while(1) {
             unique_lock<mutex> lock(m_action_lock);
-            
+
             while(m_actions.empty()) {
                 m_action_cond.wait(lock);
             }
-            
+
             action a = m_actions.front();
             m_actions.pop();
-            
+
             lock.unlock();
-            
+
             if (a.type == SUBSCRIBE) {
                 unique_lock<mutex> lock(m_connection_lock);
                 m_connections.insert(a.hdl);
@@ -118,7 +118,7 @@ public:
                 m_connections.erase(a.hdl);
             } else if (a.type == MESSAGE) {
                 unique_lock<mutex> lock(m_connection_lock);
-                
+
                 con_list::iterator it;
                 for (it = m_connections.begin(); it != m_connections.end(); ++it) {
                     m_server.send(*it,a.msg);
@@ -130,11 +130,11 @@ public:
     }
 private:
     typedef std::set<connection_hdl,std::owner_less<connection_hdl>> con_list;
-    
+
     server m_server;
     con_list m_connections;
     std::queue<action> m_actions;
-    
+
     mutex m_action_lock;
     mutex m_connection_lock;
     condition_variable m_action_cond;
@@ -143,15 +143,15 @@ private:
 int main() {
 	try {
 	broadcast_server server;
-	
+
 	// Start a thread to run the processing loop
 	thread t(bind(&broadcast_server::process_messages,&server));
-	
+
 	// Run the asio loop with the main thread
 	server.run(9002);
-	
+
 	t.join();
-	
+
 	} catch (std::exception & e) {
 	    std::cout << e.what() << std::endl;
 	}