X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fposition.h;h=0f1620b115600e0402705075e737bb43fbd96b6e;hb=cccf3c815c2f2be884fac4248a2be91b6823df8a;hp=0b2a0cca4e0f9afab86bbf667f0e4160947a6bb8;hpb=e6310b3469b07b6bbecf8d8f75367a655090f22b;p=stockfish

diff --git a/src/position.h b/src/position.h
index 0b2a0cca..0f1620b1 100644
--- a/src/position.h
+++ b/src/position.h
@@ -37,8 +37,8 @@ namespace PSQT {
   void init();
 }
 
-/// CheckInfo struct is initialized at c'tor time and keeps info used to detect
-/// if a move gives check.
+/// CheckInfo struct is initialized at constructor time and keeps info used to 
+/// detect if a move gives check.
 
 struct CheckInfo {
 
@@ -82,8 +82,6 @@ struct StateInfo {
 
 class Position {
 
-  friend std::ostream& operator<<(std::ostream&, const Position&);
-
 public:
   static void init();
 
@@ -210,6 +208,8 @@ private:
   bool chess960;
 };
 
+extern std::ostream& operator<<(std::ostream& os, const Position& pos);
+
 inline Color Position::side_to_move() const {
   return sideToMove;
 }