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//
// RWLock_VX.cpp
//
// Library: Foundation
// Package: Threading
// Module: RWLock
//
// Copyright (c) 2004-2011, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/RWLock_VX.h"
#include <cstring>
namespace Poco {
RWLockImpl::RWLockImpl()
{
#if defined(POCO_VXWORKS)
// This workaround is for VxWorks 5.x where
// pthread_mutex_init() won't properly initialize the mutex
// resulting in a subsequent freeze in pthread_mutex_destroy()
// if the mutex has never been used.
std::memset(&_mutex, 0, sizeof(_mutex));
#endif
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
if (pthread_mutex_init(&_mutex, &attr))
{
pthread_mutexattr_destroy(&attr);
throw SystemException("cannot create mutex");
}
pthread_mutexattr_destroy(&attr);
}
RWLockImpl::~RWLockImpl()
{
pthread_mutex_destroy(&_mutex);
}
} // namespace Poco
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