Fix and revive the net_OpenUDP warning

src/network/udp.c

@@ -339,12 +339,17 @@ int __net_OpenUDP( vlc_object_t *p_this, const char *psz_bind, int i_bind,
     network_socket_t sock;
     module_t         *p_network = NULL;
 
-/*    if( ( psz_server != NULL ) && ( psz_server[0] == '\0' ) )
-        msg_Warn( p_this, "calling net_OpenUDP with an explicit destination "
-                  "is obsolete - use net_ConnectUDP instead" );
-    if( i_server != 0 )
-        msg_Warn( p_this, "calling net_OpenUDP with an explicit destination "
-                  "port is obsolete - use __net_ConnectUDP instead" );*/
+    if (((psz_bind == NULL) || (psz_bind[0] == '\0')) && (i_bind == 0))
+        msg_Warn (p_this,
+                  "Obsolete net_OpenUDP with no local endpoint; "
+                  "Use net_ConnectUDP instead");
+
+#if 0
+    if (((psz_server == NULL) || (psz_server[0] == '\0')) && (i_server == 0))
+        msg_Warn (p_this,
+                  "Obsolete net_OpenUDP with no remote endpoint; "
+                  "Use net_ListenUDP instead");
+#endif
 
     if( psz_server == NULL ) psz_server = "";
     if( psz_bind == NULL ) psz_bind = "";