X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fuci.cpp;h=48459757dda217aaf117fc5fbc60211722555488;hp=2f600037d0857fb34fab51d1a05671ad41d06adc;hb=72c7595f8ac72c7831ee319b8b0bc46404c5fc27;hpb=6ef44d4c4e1a81a55eb764438f3fc2f28429309c

diff --git a/src/uci.cpp b/src/uci.cpp
index 2f600037..48459757 100644
--- a/src/uci.cpp
+++ b/src/uci.cpp
@@ -1,17 +1,18 @@
 /*
-  Glaurung, a UCI chess playing engine.
-  Copyright (C) 2004-2008 Tord Romstad
+  Stockfish, a UCI chess playing engine derived from Glaurung 2.1
+  Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
+  Copyright (C) 2008 Marco Costalba
 
-  Glaurung is free software: you can redistribute it and/or modify
+  Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
-  
-  Glaurung is distributed in the hope that it will be useful,
+
+  Stockfish is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
-  
+
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
@@ -21,6 +22,7 @@
 //// Includes
 ////
 
+#include <cassert>
 #include <iostream>
 #include <sstream>
 #include <string>
@@ -89,7 +91,7 @@ namespace {
   // get_command() waits for a command from the user, and passes
   // this command to handle_command.  get_command also intercepts
   // EOF from stdin, by translating EOF to the "quit" command.  This
-  // ensures that Glaurung exits gracefully if the GUI dies
+  // ensures that Stockfish exits gracefully if the GUI dies
   // unexpectedly.
 
   void get_command() {
@@ -107,7 +109,7 @@ namespace {
   // UCIInputParser object to parse this text string as a UCI command,
   // and calls the appropriate functions.  In addition to the UCI
   // commands, the function also supports a few debug commands.
-  
+
   void handle_command(const std::string &command) {
 
     UCIInputParser uip(command);
@@ -124,8 +126,9 @@ namespace {
     }
     else if (token == "uci")
     {
-        std::cout << "id name " << engine_name() << std::endl;
-        std::cout << "id author Tord Romstad" << std::endl;
+        std::cout << "id name " << engine_name() << std::endl
+                  << "id author Tord Romstad, Marco Costalba"
+                  << std::endl;
         print_uci_options();
         std::cout << "uciok" << std::endl;
     }
@@ -167,12 +170,12 @@ namespace {
     }
     else if (token == "key")
     {
-        std::cout << "key: " << RootPosition.get_key()
+        std::cout << "key: " << std::hex << RootPosition.get_key()
                   << " material key: " << RootPosition.get_material_key()
                   << " pawn key: " << RootPosition.get_pawn_key()
                   << std::endl;
-    } 
-    else 
+    }
+    else
     {
         std::cout << "Unknown command: " << command << std::endl;
         while (!uip.eof())
@@ -184,7 +187,7 @@ namespace {
   }
 
 
-  // set_position() is called when Glaurung receives the "position" UCI
+  // set_position() is called when Stockfish receives the "position" UCI
   // command.  The input parameter is a UCIInputParser.  It is assumed
   // that this parser has consumed the first token of the UCI command
   // ("position"), and is ready to read the second token ("startpos"
@@ -217,21 +220,24 @@ namespace {
         if (token == "moves")
         {
             Move move;
-            UndoInfo u;
+            StateInfo st;
             while (!uip.eof())
             {
                 uip >> token;
                 move = move_from_string(RootPosition, token);
-                RootPosition.do_move(move, u);
+                RootPosition.do_move(move, st);
                 if (RootPosition.rule_50_counter() == 0)
                     RootPosition.reset_game_ply();
             }
+            // Our StateInfo st is about going out of scope,
+            // so save its content before they disappear.
+            RootPosition.setStartState(st);
         }
     }
   }
 
 
-  // set_option() is called when Glaurung receives the "setoption" UCI
+  // set_option() is called when Stockfish receives the "setoption" UCI
   // command.  The input parameter is a UCIInputParser.  It is assumed
   // that this parser has consumed the first token of the UCI command
   // ("setoption"), and is ready to read the second token ("name", if
@@ -261,7 +267,7 @@ namespace {
   }
 
 
-  // go() is called when Glaurung receives the "go" UCI command.  The
+  // go() is called when Stockfish receives the "go" UCI command.  The
   // input parameter is a UCIInputParser.  It is assumed that this
   // parser has consumed the first token of the UCI command ("go"),
   // and is ready to read the second token.  The function sets the
@@ -319,8 +325,9 @@ namespace {
     if (moveTime)
         infinite = true;  // HACK
 
-    think(RootPosition, infinite, ponder, time[RootPosition.side_to_move()],
-          inc[RootPosition.side_to_move()], movesToGo, depth, nodes, moveTime,
-          searchMoves);
+    assert(RootPosition.is_ok());
+
+    think(RootPosition, infinite, ponder, RootPosition.side_to_move(), time,
+          inc, movesToGo, depth, nodes, moveTime, searchMoves);
   }
 }