X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmisc.cpp;h=627b5d4132defdb754d0f811dcd4cd49e1320508;hp=1a092c612fd2abc084acc27366d6644622c0d5d3;hb=3caeabf73b12ad53ac7ba64122a2feab819c6527;hpb=6becc8144686b9a40d8dc9d5e0ce4dec28cbcb6a

diff --git a/src/misc.cpp b/src/misc.cpp
index 1a092c61..627b5d41 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -33,7 +33,7 @@ using namespace std;
 /// Version number. If Version is left empty, then Tag plus current
 /// date (in the format YYMMDD) is used as a version number.
 
-static const string Version = "";
+static const string Version = "2.3.1";
 static const string Tag = "";
 
 
@@ -68,6 +68,13 @@ const string engine_info(bool to_uci) {
 }
 
 
+/// Convert system time to milliseconds. That's all we need.
+
+Time::point Time::now() {
+  sys_time_t t; system_time(&t); return time_to_msec(t);
+}
+
+
 /// Debug functions used mainly to collect run-time statistics
 
 static uint64_t hits[2], means[2];
@@ -146,6 +153,23 @@ public:
 };
 
 
+/// Used to serialize access to std::cout to avoid multiple threads to write at
+/// the same time.
+
+std::ostream& operator<<(std::ostream& os, SyncCout sc) {
+
+  static Mutex m;
+
+  if (sc == io_lock)
+      m.lock();
+
+  if (sc == io_unlock)
+      m.unlock();
+
+  return os;
+}
+
+
 /// Trampoline helper to avoid moving Logger to misc.h
 void start_logger(bool b) { Logger::start(b); }
 
@@ -184,7 +208,7 @@ void timed_wait(WaitCondition& sleepCond, Lock& sleepLock, int msec) {
   int tm = msec;
 #else
   timespec ts, *tm = &ts;
-  uint64_t ms = Time::current_time().msec() + msec;
+  uint64_t ms = Time::now() + msec;
 
   ts.tv_sec = ms / 1000;
   ts.tv_nsec = (ms % 1000) * 1000000LL;