Remove "divide by zero" workaround

[stockfish] / src / position.h

diff --git a/src/position.h b/src/position.h
index a19911ab6035a5efb5013471e4d903b7d66e75a7..222cd92c9f464a382e40de7093f80f77d675db6e 100644 (file)
--- a/src/position.h
+++ b/src/position.h
@@ -104,9 +104,6 @@ struct StateInfo {
 
 class Position {
 
-  friend class MaterialInfo;
-  friend class EndgameFunctions;
-
   Position(); // No default or copy c'tor allowed
   Position(const Position& pos);
 
@@ -187,6 +184,8 @@ public:
   // Properties of moves
   bool pl_move_is_legal(Move m, Bitboard pinned) const;
   bool pl_move_is_evasion(Move m, Bitboard pinned) const;
+  bool move_is_legal(const Move m) const;
+  bool move_is_legal(const Move m, Bitboard pinned) const;
   bool move_is_check(Move m) const;
   bool move_is_check(Move m, const CheckInfo& ci) const;
   bool move_is_capture(Move m) const;
@@ -231,9 +230,6 @@ public:
   bool is_mate() const;
   bool is_draw() const;
 
-  // Check if side to move could be mated in one
-  bool has_mate_threat();
-
   // Number of plies from starting position
   int startpos_ply_counter() const;