Fix compile under Ubuntu 64bit

[stockfish] / src / square.h

diff --git a/src/square.h b/src/square.h
index 3afa127aaf14aac7bbd600dd7f81e59d89aa02c1..ed0b289b7e902b394517c58011f92d570c9e2489 100644 (file)
--- a/src/square.h
+++ b/src/square.h
@@ -1,13 +1,14 @@
 /*
-  Glaurung, a UCI chess playing engine.
-  Copyright (C) 2004-2008 Tord Romstad
+  Stockfish, a UCI chess playing engine derived from Glaurung 2.1
+  Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
+  Copyright (C) 2008 Marco Costalba
 
-  Glaurung is free software: you can redistribute it and/or modify
+  Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
   
-  Glaurung is distributed in the hope that it will be useful,
+  Stockfish is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
@@ -24,6 +25,7 @@
 //// Includes
 ////
 
+#include <cstdlib> // for abs()
 #include <string>
 
 #include "color.h"
@@ -129,7 +131,7 @@ inline Square relative_square(Color c, Square s) {
   return Square(int(s) ^ (int(c) * FlipMask));
 }
 
-inline Rank pawn_rank(Color c, Square s) {
+inline Rank relative_rank(Color c, Square s) {
   return square_rank(relative_square(c, s));
 }