From 0a18adb02ac375f7d7fc31ef76b59e13a0263773 Mon Sep 17 00:00:00 2001
From: Marco Costalba <mcostalba@gmail.com>
Date: Sat, 30 Jun 2012 08:00:48 +0100
Subject: [PATCH] Stockfish 2.3

Stockfish bench signature is: 5416292
---
 polyglot.ini      | 2 +-
 src/misc.cpp      | 2 +-
 src/uci.cpp       | 3 +--
 src/ucioption.cpp | 2 +-
 4 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/polyglot.ini b/polyglot.ini
index 2b6f577f..9b470710 100644
--- a/polyglot.ini
+++ b/polyglot.ini
@@ -29,7 +29,7 @@ Cowardice = 100
 Min Split Depth = 4
 Max Threads per Split Point = 5
 Threads = 1
-Use Sleeping Threads = true
+Use Sleeping Threads = false
 Hash = 128
 Ponder = true
 OwnBook = false
diff --git a/src/misc.cpp b/src/misc.cpp
index fefa8d4f..33c3f1f7 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -33,7 +33,7 @@ using namespace std;
 /// Version number. If Version is left empty, then Tag plus current
 /// date (in the format YYMMDD) is used as a version number.
 
-static const string Version = "";
+static const string Version = "2.3";
 static const string Tag = "";
 
 
diff --git a/src/uci.cpp b/src/uci.cpp
index c18cfc35..3895c7a1 100644
--- a/src/uci.cpp
+++ b/src/uci.cpp
@@ -26,7 +26,6 @@
 #include "position.h"
 #include "search.h"
 #include "thread.h"
-#include "tt.h"
 #include "ucioption.h"
 
 using namespace std;
@@ -94,7 +93,7 @@ void UCI::loop(const string& args) {
           go(pos, is);
 
       else if (token == "ucinewgame")
-          TT.clear();
+      { /* Avoid returning "Unknown command" */ }
 
       else if (token == "isready")
           sync_cout << "readyok" << sync_endl;
diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index bbbbbbf9..b985ae82 100644
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -74,7 +74,7 @@ void init(OptionsMap& o) {
   o["Min Split Depth"]             = Option(msd, 4, 7, on_threads);
   o["Max Threads per Split Point"] = Option(5, 4, 8, on_threads);
   o["Threads"]                     = Option(cpus, 1, MAX_THREADS, on_threads);
-  o["Use Sleeping Threads"]        = Option(true, on_threads);
+  o["Use Sleeping Threads"]        = Option(false, on_threads);
   o["Hash"]                        = Option(32, 4, 8192, on_hash_size);
   o["Clear Hash"]                  = Option(on_clear_hash);
   o["Ponder"]                      = Option(true);
-- 
2.39.2