X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fmain.cpp;h=31337fa676ef9fba1de2c99d4f3ade7bf7bde8d2;hb=2dfc94e0b6e011b0eb769fa0f0fcf9f2c4a2987b;hp=0e1690440dc1e498febec0d769519af4406a37c9;hpb=fecefbb99cb0147f37d6895765a315f34c935786;p=stockfish
diff --git a/src/main.cpp b/src/main.cpp
index 0e169044..31337fa6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,7 +1,7 @@
/*
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
+ Copyright (C) 2008-2012 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
@@ -17,71 +17,49 @@
along with this program. If not, see .
*/
-// To profile with callgrind uncomment following line
-//#define USE_CALLGRIND
-
-#include
#include
#include
#include "bitboard.h"
#include "evaluate.h"
#include "position.h"
-#include "thread.h"
#include "search.h"
+#include "thread.h"
#include "ucioption.h"
-#ifdef USE_CALLGRIND
-#include
-#endif
-
using namespace std;
-extern bool execute_uci_command(const string& cmd);
+extern void uci_loop();
extern void benchmark(int argc, char* argv[]);
-extern void init_kpk_bitbase();
+extern void kpk_bitbase_init();
int main(int argc, char* argv[]) {
- // Disable IO buffering for C and C++ standard libraries
- setvbuf(stdin, NULL, _IONBF, 0);
- setvbuf(stdout, NULL, _IONBF, 0);
- cout.rdbuf()->pubsetbuf(NULL, 0);
- cin.rdbuf()->pubsetbuf(NULL, 0);
-
- // Startup initializations
- init_bitboards();
- Position::init_zobrist();
- Position::init_piece_square_tables();
- init_kpk_bitbase();
- init_search();
- ThreadsMgr.init_threads();
+ // Don't sync with C library I/O buffers, faster but now using printf()
+ // or scanf() could yield to issues because buffers are independent.
+ cout.sync_with_stdio(false);
+ cin.sync_with_stdio(false);
-#ifdef USE_CALLGRIND
- CALLGRIND_START_INSTRUMENTATION;
-#endif
+ cout << engine_info() << endl;
- if (argc < 2)
- {
- // Print copyright notice
- cout << engine_name() << " by " << engine_authors() << endl;
+ bitboards_init();
+ Position::init();
+ kpk_bitbase_init();
+ Search::init();
+ Threads.init();
+ Eval::init();
+ TT.set_size(Options["Hash"]);
- if (CpuHasPOPCNT)
- cout << "Good! CPU has hardware POPCNT." << endl;
+ if (argc == 1)
+ uci_loop();
- // Wait for a command from the user, and passes this command to
- // execute_uci_command() and also intercepts EOF from stdin to
- // ensure that we exit gracefully if the GUI dies unexpectedly.
- string cmd;
- while (getline(cin, cmd) && execute_uci_command(cmd)) {}
- }
- else if (string(argv[1]) == "bench" && argc < 8)
+ else if (string(argv[1]) == "bench")
benchmark(argc, argv);
+
else
- cout << "Usage: stockfish bench [hash size = 128] [threads = 1] "
+ cerr << "\nUsage: stockfish bench [hash size = 128] [threads = 1] "
<< "[limit = 12] [fen positions file = default] "
- << "[depth, time, perft or node limited = depth]" << endl;
+ << "[limited by depth, time, nodes or perft = depth]" << endl;
- ThreadsMgr.exit_threads();
- return 0;
+ Threads.exit();
}