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//
// NamedMutex_UNIX.h
//
// Library: Foundation
// Package: Processes
// Module: NamedMutex
//
// Definition of the NamedMutexImpl class for Unix.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_NamedMutex_UNIX_INCLUDED
#define Foundation_NamedMutex_UNIX_INCLUDED
#include "Poco/Foundation.h"
#include <sys/types.h>
#include <sys/stat.h>
#if defined(sun) || defined(__APPLE__) || defined(__osf__) || defined(__QNX__) || defined(_AIX)
#include <semaphore.h>
#endif
namespace Poco {
class Foundation_API NamedMutexImpl
{
protected:
NamedMutexImpl(const std::string& name);
~NamedMutexImpl();
void lockImpl();
bool tryLockImpl();
void unlockImpl();
private:
std::string getFileName();
std::string _name;
#if defined(sun) || defined(__APPLE__) || defined(__osf__) || defined(__QNX__) || defined(_AIX)
sem_t* _sem;
#else
int _semid; // semaphore id
bool _owned;
#endif
};
} // namespace Poco
#endif // Foundation_NamedMutex_UNIX_INCLUDED
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