/usr/include/polybori/groebner/NBitsUsed.h is in libpolybori-groebner-dev 0.8.3-3+b2.
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 | // -*- c++ -*-
//*****************************************************************************
/** @file NBitsUsed.h
*
* @author Alexander Dreyer
* @date 2012-02-28
*
* This file includes the definition of the class @c NBitsUsed.
*
* @par Copyright:
* (c) 2012 by The PolyBoRi Team
*
**/
//*****************************************************************************
#ifndef polybori_groebner_NBitsUsed_h_
#define polybori_groebner_NBitsUsed_h_
// include basic definitions
#include "groebner_defs.h"
BEGIN_NAMESPACE_PBORIGB
/** @class NBitsUsed
* @brief This class defines @c NBitsUsed whose value attribute computes the
* actual number of used bits at compile time.
*
**/
template<unsigned long NValue>
class NBitsUsed {
public:
enum { value = NBitsUsed<(NValue >> 1)>::value + 1};
};
template<>
class NBitsUsed<0> {
public:
enum { value = 0};
};
END_NAMESPACE_PBORIGB
#endif /* polybori_groebner_NBitsUsed_h_ */
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