text: /*
    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);
  }
  