Add (smart) logging facility

[stockfish] / src / misc.h

diff --git a/src/misc.h b/src/misc.h
index 8bf09a86fae8a2d46a8d086f31eb4c6ce30f2308..ecec391ba72ac3d54d7fe0b40277b5bd376d8202 100644 (file)
--- a/src/misc.h
+++ b/src/misc.h
@@ -1,13 +1,14 @@
 /*
-  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) 2008-2012 Marco Costalba, Joona Kiiski, Tord Romstad
 
-  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.
@@ -16,53 +17,49 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-
 #if !defined(MISC_H_INCLUDED)
 #define MISC_H_INCLUDED
 
-
-////
-//// Includes
-////
-
+#include <fstream>
 #include <string>
 
+#include "lock.h"
+#include "types.h"
 
-////
-//// Constants
-////
-
-
-/// Version number.  If this is left empty, the current date (in the format
-/// YYMMDD) is used as a version number.
+extern const std::string engine_info(bool to_uci = false);
+extern int cpu_count();
+extern void timed_wait(WaitCondition&, Lock&, int);
+extern void prefetch(char* addr);
 
-const std::string EngineVersion = "2.1";
+extern void dbg_hit_on(bool b);
+extern void dbg_hit_on_c(bool c, bool b);
+extern void dbg_mean_of(int v);
+extern void dbg_print();
 
+class Position;
+extern Move move_from_uci(const Position& pos, const std::string& str);
+extern const std::string move_to_uci(Move m, bool chess960);
+extern const std::string move_to_san(Position& pos, Move m);
 
-////
-//// Macros
-////
 
-#define Min(x, y) (((x) < (y))? (x) : (y))
-#define Max(x, y) (((x) < (y))? (y) : (x))
+struct Log : public std::ofstream {
+  Log(const std::string& f = "log.txt") : std::ofstream(f.c_str(), std::ios::out | std::ios::app) {}
+ ~Log() { if (is_open()) close(); }
+};
 
 
-////
-//// Prototypes
-////
+class Time {
+public:
+  void restart() { system_time(&t); }
+  uint64_t msec() const { return time_to_msec(t); }
+  int elapsed() const { return int(current_time().msec() - time_to_msec(t)); }
 
-extern const std::string engine_name();
-extern int get_system_time();
-extern int cpu_count();
-extern int Bioskey();
+  static Time current_time() { Time t; t.restart(); return t; }
 
-////
-//// Debug
-////
-extern long dbg_cnt0;
-extern long dbg_cnt1;
-extern void dbg_print_hit_rate();
+private:
+  sys_time_t t;
+};
 
-#define dbg_hit_on(x) { dbg_cnt0++; if (x) dbg_cnt1++; }
+extern void logger_set(bool b);
 
 #endif // !defined(MISC_H_INCLUDED)