/usr/include/root/TRefCnt.h is in libroot-core-dev 5.34.19+dfsg-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | // @(#)root/base:$Id$
// Author: Fons Rademakers 04/08/95
/*************************************************************************
* Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
#ifndef ROOT_TRefCnt
#define ROOT_TRefCnt
//////////////////////////////////////////////////////////////////////////
// //
// TRefCnt //
// //
// Base class for reference counted objects. //
// //
//////////////////////////////////////////////////////////////////////////
#ifndef ROOT_Rtypes
#include "Rtypes.h"
#endif
class TRefCnt {
protected:
UInt_t fRefs; // (1 less than) number of references
public:
enum EReferenceFlag { kStaticInit };
TRefCnt(Int_t initRef = 0) : fRefs((UInt_t)initRef-1) { }
TRefCnt(EReferenceFlag);
virtual ~TRefCnt() { }
UInt_t References() const { return fRefs+1; }
void SetRefCount(UInt_t r) { fRefs = r-1; }
void AddReference() { fRefs++; }
UInt_t RemoveReference() { return fRefs--; }
};
#endif
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