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application.cpp
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application.cpp
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/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
Copyright (C) 2008-2010 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/>.
*/
////
//// Includes
////
#include "bitboard.h"
#include "direction.h"
#include "endgame.h"
#include "evaluate.h"
#include "material.h"
#include "mersenne.h"
#include "misc.h"
#include "movepick.h"
#include "position.h"
#include "search.h"
#include "thread.h"
#include "ucioption.h"
/// Application class is in charge of initializing global resources
/// at startup and cleanly releases them when program terminates.
Application::Application() {
init_mersenne();
init_direction_table();
init_bitboards();
init_uci_options();
Position::init_zobrist();
Position::init_piece_square_tables();
init_eval(1);
init_bitbases();
init_search();
init_threads();
// Make random number generation less deterministic, for book moves
for (int i = abs(get_system_time() % 10000); i > 0; i--)
genrand_int32();
}
void Application::initialize() {
// A static Application object is allocated
// once only when this function is called.
static Application singleton;
}
void Application::free_resources() {
// Warning, following functions reference global objects that
// must be still alive when free_resources() is called.
exit_threads();
quit_eval();
}
void Application::exit_with_failure() {
exit(EXIT_FAILURE);
}