X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fdirection.h;h=4bd0aba7f34418d8fa90386268eee5522383f85a;hp=f2ba6ec339e407edca596632cb925befcba9ede6;hb=3e38e61565c9ee6e3ff83dddfae22908bd2594b4;hpb=ab69f50c64ef6ec18963630b748285115cb55266

diff --git a/src/direction.h b/src/direction.h
index f2ba6ec3..4bd0aba7 100644
--- a/src/direction.h
+++ b/src/direction.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 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
@@ -74,7 +74,7 @@ inline SignedDirection signed_direction_between_squares(Square s1, Square s2) {
   return SignedDirection(SignedDirectionTable[s1][s2]);
 }
 
-inline bool direction_is_diagonal(Square s1, Square s2) {
+inline int direction_is_diagonal(Square s1, Square s2) {
   return DirectionTable[s1][s2] & 2;
 }