2 Stockfish, a UCI chess playing engine derived from Glaurung 2.1
3 Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
4 Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
6 Stockfish is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 Stockfish is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 #include "direction.h"
36 #include "ucioption.h"
39 /// Application class is in charge of initializing global resources
40 /// at startup and cleanly releases them when program terminates.
42 Application::Application() {
45 init_direction_table();
48 Position::init_zobrist();
49 Position::init_piece_square_tables();
55 // Make random number generation less deterministic, for book moves
56 for (int i = abs(get_system_time() % 10000); i > 0; i--)
60 Application::~Application() {
66 void Application::initialize() {
68 // A static Application object is allocated
69 // once only when this function is called.
70 static Application singleton;
73 void Application::exit_with_failure() {
75 exit(EXIT_FAILURE); // d'tor will be called automatically