intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 68 insertions, 0 deletions

diff --git a/contrib/libs/poco/Foundation/src/Mutex_VX.cpp b/contrib/libs/poco/Foundation/src/Mutex_VX.cpp
new file mode 100644
index 0000000000..a4b32acbbf
--- /dev/null
+++ b/contrib/libs/poco/Foundation/src/Mutex_VX.cpp
@@ -0,0 +1,68 @@
+//
+// Mutex_VX.cpp
+//
+// Library: Foundation
+// Package: Threading
+// Module:  Mutex
+//
+// Copyright (c) 2004-2011, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/Mutex_VX.h"
+#include <sysLib.h>
+
+
+namespace Poco {
+
+
+MutexImpl::MutexImpl()
+{
+	_sem = semMCreate(SEM_INVERSION_SAFE | SEM_Q_PRIORITY);
+	if (_sem == 0)
+		throw Poco::SystemException("cannot create mutex");
+}
+
+
+MutexImpl::MutexImpl(bool fast)
+{
+	if (fast)
+	{
+		_sem = semBCreate(SEM_Q_PRIORITY, SEM_FULL);
+	}
+	else
+	{
+		_sem = semMCreate(SEM_INVERSION_SAFE | SEM_Q_PRIORITY);
+	}
+	if (_sem == 0)
+		throw Poco::SystemException("cannot create mutex");
+}
+
+
+MutexImpl::~MutexImpl()
+{
+	semDelete(_sem);
+}
+
+
+bool MutexImpl::tryLockImpl(long milliseconds)
+{
+	int ticks = milliseconds*sysClkRateGet()/1000;
+	return semTake(_sem, ticks) == OK;
+}
+
+
+FastMutexImpl::FastMutexImpl(): MutexImpl(true)
+{
+}
+
+
+FastMutexImpl::~FastMutexImpl()
+{
+}
+
+
+} // namespace Poco