Documented AppServer class.

Implemented most of the AppServer class - can actually *run* the server.:P
Minor tweaks to ServerApp to accomodate AppServer::Broadcast()


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2586 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/app/server/ServerApp.cpp

@@ -172,6 +172,15 @@ bool ServerApp::PingTarget(void)
 	return true;
 }
 
+/*!
+	\brief Send a message to the ServerApp with no attachments
+	\param code ID code of the message to post
+*/
+void ServerApp::PostMessage(int32 code)
+{
+	write_port(_receiver,code, NULL, 0);
+}
+
 /*!
 	\brief The thread function ServerApps use to monitor messages
 	\param data Pointer to the thread's ServerApp object