Stockfish 1.7.1

[stockfish] / src / misc.cpp

diff --git a/src/misc.cpp b/src/misc.cpp
index 3ba577452142704355dd09bb527cf7ffeecf1570..0d27b615ea75122695f37e8c9da0ab3021525cb4 100644 (file)
--- a/src/misc.cpp
+++ b/src/misc.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) 2008-2009 Marco Costalba
+  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
@@ -27,35 +27,15 @@
 #  include <sys/time.h>
 #  include <sys/types.h>
 #  include <unistd.h>
+#  if defined(__hpux)
+#     include <sys/pstat.h>
+#  endif
 
 #else
-/*
-   (c) Copyright 1992 Eric Backus
 
-   This software may be used freely so long as this copyright notice is
-   left intact. There is no warrantee on this software.
-*/
-#  include <windows.h>
-#  include <time.h>
-#  include "dos.h"
-
-static int gettimeofday(struct timeval* tp, struct timezone*)
-{
-    SYSTEMTIME systime;
-
-    if (tp)
-    {
-        struct tm tmrec;
-        time_t theTime = time(NULL);
-
-        tmrec = *localtime(&theTime);
-        tp->tv_sec = mktime(&tmrec);
-        GetLocalTime(&systime); /* system time */
-
-        tp->tv_usec = systime.wMilliseconds * 1000;
-    }
-    return 0;
-}
+#define _CRT_SECURE_NO_DEPRECATE
+#include <windows.h>
+#include <sys/timeb.h>
 
 #endif
 
@@ -67,13 +47,14 @@ static int gettimeofday(struct timeval* tp, struct timezone*)
 
 #include "bitcount.h"
 #include "misc.h"
+#include "thread.h"
 
 using namespace std;
 
 /// Version number. If this is left empty, the current date (in the format
 /// YYMMDD) is used as a version number.
 
-static const string EngineVersion = "1.4";
+static const string EngineVersion = "1.7.1";
 static const string AppName = "Stockfish";
 static const string AppTag  = "";
 
@@ -189,9 +170,16 @@ const string engine_name() {
 /// milliseconds.
 
 int get_system_time() {
-  struct timeval t;
-  gettimeofday(&t, NULL);
-  return t.tv_sec*1000 + t.tv_usec/1000;
+
+#if defined(_MSC_VER)
+    struct _timeb t;
+    _ftime(&t);
+    return int(t.time*1000 + t.millitm);
+#else
+    struct timeval t;
+    gettimeofday(&t, NULL);
+    return t.tv_sec*1000 + t.tv_usec/1000;
+#endif
 }
 
 
@@ -201,7 +189,15 @@ int get_system_time() {
 
 #  if defined(_SC_NPROCESSORS_ONLN)
 int cpu_count() {
-  return Min(sysconf(_SC_NPROCESSORS_ONLN), 8);
+  return Min(sysconf(_SC_NPROCESSORS_ONLN), MAX_THREADS);
+}
+#  elif defined(__hpux)
+int cpu_count() {
+  struct pst_dynamic psd;
+  if (pstat_getdynamic(&psd, sizeof(psd), (size_t)1, 0) == -1)
+      return 1;
+
+  return Min(psd.psd_proc_cnt, MAX_THREADS);
 }
 #  else
 int cpu_count() {
@@ -214,7 +210,7 @@ int cpu_count() {
 int cpu_count() {
   SYSTEM_INFO s;
   GetSystemInfo(&s);
-  return Min(s.dwNumberOfProcessors, 8);
+  return Min(s.dwNumberOfProcessors, MAX_THREADS);
 }
 
 #endif