Updated examples to use the simpler start_async() to start the servers.

examples/server_http_ex.cpp

@@ -13,7 +13,6 @@
 #include <sstream>
 #include <string>
 #include "dlib/server.h"
-#include "dlib/ref.h" // for ref()
 
 using namespace dlib;
 using namespace std;
@@ -92,24 +91,6 @@ class web_server : public server::http_1a_c
 
 };
 
-void thread(web_server& the_server)
-{
-    try
-    {
-        // Start the server.  start() blocks until the server is shutdown
-        // by a call to clear()
-        the_server.start();
-    }
-    catch (socket_error& e)
-    {
-        cout << "Socket error while starting server: " << e.what() << endl;
-    }
-    catch (exception& e)
-    {
-        cout << "Error while starting server: " << e.what() << endl;
-    }
-}
-
 int main()
 {
     try
@@ -119,15 +100,11 @@ int main()
 
         // make it listen on port 5000
         our_web_server.set_listening_port(5000);
-
-        // create a thread that will start the server.   The ref() here allows us to pass 
-        // our_web_server into the threaded function by reference.
-        thread_function t(thread, dlib::ref(our_web_server));
+        // Tell the server to begin accepting connections.
+        our_web_server.start_async();
 
         cout << "Press enter to end this program" << endl;
         cin.get();
-        // this will cause the server to shut down 
-        our_web_server.clear();
     }
     catch (exception& e)
     {

examples/sockets_ex.cpp

@@ -14,7 +14,6 @@
 
 #include "dlib/sockets.h"
 #include "dlib/server.h"
-#include "dlib/ref.h" // for ref()
 #include <iostream>
 
 using namespace dlib;
@@ -43,25 +42,6 @@ class serv : public server::kernel_1a_c
 };
 
 
-void thread(serv& our_server)
-{
-    try
-    {
-        // Start the server.  start() blocks until the server is shutdown
-        // by a call to clear()
-        our_server.start();
-    }
-    catch (socket_error& e)
-    {
-        cout << "Socket error while starting server: " << e.what() << endl;
-    }
-    catch (exception& e)
-    {
-        cout << "Error while starting server: " << e.what() << endl;
-    }
-}
-
-
 int main()
 {
     try
@@ -71,15 +51,11 @@ int main()
         // set up the server object we have made
         our_server.set_listening_port(1234);
         our_server.set_max_connections(1000);
-
-        // create a thread that will start the server.   The ref() here allows us to pass 
-        // our_server into the threaded function by reference.
-        thread_function t(thread, dlib::ref(our_server));
+        // Tell the server to begin accepting connections.
+        our_server.start_async();
 
         cout << "Press enter to end this program" << endl;
         cin.get();
-        // this will cause the server to shut down 
-        our_server.clear();
     }
     catch (exception& e)
     {

examples/sockstreambuf_ex.cpp

@@ -25,7 +25,6 @@
 #include "dlib/sockets.h"
 #include "dlib/server.h"
 #include "dlib/sockstreambuf.h"
-#include "dlib/ref.h"
 #include <iostream>
 
 using namespace dlib;
@@ -70,25 +69,6 @@ class serv : public server::kernel_1a_c
 };
 
 
-void thread(serv& our_server)
-{
-    try
-    {
-        // Start the server.  start() blocks until the server is shutdown
-        // by a call to clear()
-        our_server.start();
-    }
-    catch (socket_error& e)
-    {
-        cout << "Socket error while starting server: " << e.what() << endl;
-    }
-    catch (exception& e)
-    {
-        cout << "Error while starting server: " << e.what() << endl;
-    }
-}
-
-
 int main()
 {
     try
@@ -98,15 +78,11 @@ int main()
         // set up the server object we have made
         our_server.set_listening_port(1234);
         our_server.set_max_connections(1000);
-
-        // create a thread that will start the server.   The ref() here allows us to pass 
-        // our_server into the threaded function by reference.
-        thread_function t(thread, dlib::ref(our_server));
+        // Tell the server to begin accepting connections.
+        our_server.start_async();
 
         cout << "Press enter to end this program" << endl;
         cin.get();
-        // this will cause the server to shut down 
-        our_server.clear();
     }
     catch (exception& e)
     {