X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fbook.h;h=9e775ede31743429a8f7a4ba3f337cb7a240b9f4;hp=33f72fb517333f0fb511d1d74c1a0fe409742bd6;hb=41816b7ced99c0bd096607fd8a35dbc0b427d455;hpb=5c81602d14539f8259a715477315e28b5de7cb54

diff --git a/src/book.h b/src/book.h
index 33f72fb5..9e775ede 100644
--- a/src/book.h
+++ b/src/book.h
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2009 Marco Costalba
+  Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -53,11 +53,14 @@ struct BookEntry {
 };
 
 class Book : private std::ifstream {
+  Book(const Book&); // just decleared..
+  Book& operator=(const Book&); // ..to avoid a warning
 public:
+  Book() {}
   ~Book();
   void open(const std::string& fName);
   void close();
-  const std::string file_name() const;
+  const std::string file_name();
   Move get_move(const Position& pos);
 
 private: