/*

Stockfish, a UCI chess playing engine derived from Glaurung 2.1

Copyright (C) 2004-2008 Tord Romstad (Glaurung author)

Copyright (C) 2008-2013 Marco Costalba, Joona Kiiski, Tord Romstad

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.

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/>.

*/

#if !defined(MISC_H_INCLUDED)

#define MISC_H_INCLUDED

#include <fstream>

#include <string>

#include <vector>

#include "types.h"

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);

extern void start_logger(bool b);

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();

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(); }

};

namespace Time {

typedef int64_t point;

point now();

}

template<class Entry, int Size>

struct HashTable {

HashTable() : e(Size, Entry()) {}

Entry* operator[](Key k) { return &e[(uint32_t)k & (Size - 1)]; }

private:

std::vector<Entry> e;

};

enum SyncCout { io_lock, io_unlock };

std::ostream& operator<<(std::ostream&, SyncCout);

#define sync_cout std::cout << io_lock

#define sync_endl std::endl << io_unlock

#endif // !defined(MISC_H_INCLUDED)