X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.h;h=1940c1b52cdf5b8b0c936092ea6ec784def576ae;hp=5c635478f2fa7d1bdb4010381a06b109fa395694;hb=141410f177c2514493f40d21a426490047cf97de;hpb=37055ad002dfc31eb44ea0e053409f9d6bd25a8d

diff --git a/src/search.h b/src/search.h
index 5c635478..1940c1b5 100644
--- a/src/search.h
+++ b/src/search.h
@@ -35,7 +35,7 @@
 ////
 
 const int PLY_MAX = 100;
-const int PLY_MAX_PLUS_2 = 102;
+const int PLY_MAX_PLUS_2 = PLY_MAX + 2;
 
 
 ////
@@ -57,6 +57,7 @@ struct SearchStack {
   Move killers[2];
   Depth reduction;
   Value eval;
+  Value evalMargin;
   bool skipNullMove;
   SplitPoint* sp;
 };
@@ -65,13 +66,13 @@ struct SearchStack {
 ////
 //// Prototypes
 ////
+class Position;
 
 extern void init_search();
 extern void init_threads();
 extern void exit_threads();
-extern int perft(Position& pos, Depth depth);
-extern int64_t nodes_searched();
-extern bool think(const Position& pos, bool infinite, bool ponder, int time[], int increment[],
+extern int64_t perft(Position& pos, Depth depth);
+extern bool think(Position& pos, bool infinite, bool ponder, int time[], int increment[],
                   int movesToGo, int maxDepth, int maxNodes, int maxTime, Move searchMoves[]);
 
 #endif // !defined(SEARCH_H_INCLUDED)