Configuration: add alternative value arg to getPort func

include/Configuration.h

@@ -176,7 +176,7 @@ namespace UniSetTypes
 		void initParameters();
 		void setLocalNode( std::string nodename );
 		
-		std::string getPort();
+		std::string getPort(const std::string port="");
 			
 		friend class ::SystemGuard;
 //		friend bool SystemGuard::pingNode();

src/Various/Configuration.cc

@@ -869,21 +869,25 @@ void Configuration::setConfFileName( const string fn )
 	}
 }
 // -------------------------------------------------------------------------
-string Configuration::getPort()
+string Configuration::getPort(const string port)
 {
-	// ?????? ????????? ??????
+	//     
 	string defport(getArgParam("--uniset-port"));
 	if( !defport.empty() )
 		return defport;
 
-	// ????? ?????????? ?????????
+	//     
 	if( getenv("UNISET_PORT") != NULL )
 	{
 		defport = getenv("UNISET_PORT");
 		return defport;
 	}
 
-	// ????? default
+	//    
+	if( !port.empty() )
+		return port;
+
+	//   
 	return UniSetDefaultPort;
 }
 // -------------------------------------------------------------------------