ClickHouse/base/poco/Foundation/include/Poco/Mutex_WIN32.h
Robert Schulze b79ead9c84
Move poco to base/poco/ (#46075)
* Replicate poco into base/poco/

* De-register poco submodule

* Build poco from ClickHouse

* Exclude poco from stylecheck

* Exclude poco from whitespace check

* Exclude poco from typo check

* Remove x bit from sources/headers (the style check complained)

* Exclude poco from duplicate include check

* Fix fasttest

* Remove contrib/poco-cmake/*

* Simplify poco build descriptions

* Remove poco stuff not used by ClickHouse

* Glob poco sources

* Exclude poco from clang-tidy
2023-02-08 12:04:11 +01:00

86 lines
1.2 KiB
C++

//
// Mutex_WIN32.h
//
// Library: Foundation
// Package: Threading
// Module: Mutex
//
// Definition of the MutexImpl and FastMutexImpl classes for WIN32.
//
// Copyright (c) 2004-2008, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_Mutex_WIN32_INCLUDED
#define Foundation_Mutex_WIN32_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/Exception.h"
#include "Poco/UnWindows.h"
namespace Poco {
class Foundation_API MutexImpl
{
protected:
MutexImpl();
~MutexImpl();
void lockImpl();
bool tryLockImpl();
bool tryLockImpl(long milliseconds);
void unlockImpl();
private:
CRITICAL_SECTION _cs;
};
typedef MutexImpl FastMutexImpl;
//
// inlines
//
inline void MutexImpl::lockImpl()
{
try
{
EnterCriticalSection(&_cs);
}
catch (...)
{
throw SystemException("cannot lock mutex");
}
}
inline bool MutexImpl::tryLockImpl()
{
try
{
return TryEnterCriticalSection(&_cs) != 0;
}
catch (...)
{
}
throw SystemException("cannot lock mutex");
}
inline void MutexImpl::unlockImpl()
{
LeaveCriticalSection(&_cs);
}
} // namespace Poco
#endif // Foundation_Mutex_WIN32_INCLUDED