CascadeSemLock.h

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//
// CascadeSemLock.h - header file for class CascadeSemLock
//
// Copyright (c) 2002, Roku, LLC.  All rights reserved.
//

#ifndef _ROKU_INCLUDE_CASCADE_INTERPROCESS_CASCADESEMLOCK_H
#define _ROKU_INCLUDE_CASCADE_INTERPROCESS_CASCADESEMLOCK_H

#include <cascade/CascadeObject.h>

class CascadeSemLock : public CascadeObject
{
public:
        CascadeSemLock();
        virtual ~CascadeSemLock();
    
public:
    bool Open(const char * pName, bool bCreateIfNecessary);
        
    bool Close();
        bool Lock();
        bool Unlock();
    bool IsLocked();

public:
    bool GetInstanceCount(u32 & nInstanceCountToSet);

private:
    class SemLock;
    SemLock * m_pSemLock;
};

#endif // #ifndef _ROKU_INCLUDE_CASCADE_INTERPROCESS_CASCADESEMLOCK_H

//  LOG
//  14-Jan-03   dwoodward       created
//  20-Jan-01   dwoodward   1.0 STATUS: 100% complete
//  03-Feb-03   dwoodward   added GetInstanceCount()
//  05-May-03   dwoodward   doxygenated
//  01-Apr-05   dwoodward   use new opacity model

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