poco/Foundation/include/Poco/NamedMutex_UNIX.h
Samuel Thibault d05d689622
Add GNU Hurd support (#3946)
Co-authored-by: Jochen Sprickerhof <git@jochen.sprickerhof.de>
2023-03-17 15:24:57 -05:00

58 lines
1.1 KiB
C++

//
// 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) || defined(__GNU__)
#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) || defined(__GNU__)
sem_t* _sem;
#else
int _semid; // semaphore id
bool _owned;
#endif
};
} // namespace Poco
#endif // Foundation_NamedMutex_UNIX_INCLUDED