GB/GB_AttributeRef.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * Produced by:
 *      Side Effects Software Inc
 *      123 Front Street West, Suite 1401
 *      Toronto, Ontario
 *      Canada   M5J 2M2
 *      416-504-9876
 *
 * NAME:        GB_AttributeRef.h (GB  Library, C++)
 *
 * COMMENTS:    This header file exists for future compatibility.
 */

#ifndef __GB_AttributeRef__
#define __GB_AttributeRef__

#include "GB_API.h"

typedef int     GB_AttributeRef;

static inline bool      GBisAttributeRefValid(const GB_AttributeRef &a)
                                { return a >= 0; }
static inline bool      GBisAttributeRefInvalid(const GB_AttributeRef &a)
                                { return a < 0; }
static inline GB_AttributeRef   GBmakeInvalidAttributeRef()
                                { return -1; }
static inline void      GBclearAttributeRef(GB_AttributeRef &a)
                                { a = -1; }

#endif

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