/usr/include/boost/units/detail/one.hpp is in libboost1.54-dev 1.54.0-4ubuntu3.
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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | // Boost.Units - A C++ library for zero-overhead dimensional analysis and
// unit/quantity manipulation and conversion
//
// Copyright (C) 2003-2008 Matthias Christian Schabel
// Copyright (C) 2008 Steven Watanabe
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_UNITS_DETAIL_ONE_HPP
#define BOOST_UNITS_DETAIL_ONE_HPP
#include <boost/units/operators.hpp>
namespace boost {
namespace units {
struct one { one() {} };
// workaround for pathscale.
inline one make_one() {
one result;
return(result);
}
template<class T>
struct multiply_typeof_helper<one, T>
{
typedef T type;
};
template<class T>
struct multiply_typeof_helper<T, one>
{
typedef T type;
};
template<>
struct multiply_typeof_helper<one, one>
{
typedef one type;
};
template<class T>
inline T operator*(const one&, const T& t)
{
return(t);
}
template<class T>
inline T operator*(const T& t, const one&)
{
return(t);
}
inline one operator*(const one&, const one&)
{
one result;
return(result);
}
template<class T>
struct divide_typeof_helper<T, one>
{
typedef T type;
};
template<class T>
struct divide_typeof_helper<one, T>
{
typedef T type;
};
template<>
struct divide_typeof_helper<one, one>
{
typedef one type;
};
template<class T>
inline T operator/(const T& t, const one&)
{
return(t);
}
template<class T>
inline T operator/(const one&, const T& t)
{
return(1/t);
}
inline one operator/(const one&, const one&)
{
one result;
return(result);
}
template<class T>
inline bool operator>(const boost::units::one&, const T& t) {
return(1 > t);
}
template<class T>
T one_to_double(const T& t) { return t; }
inline double one_to_double(const one&) { return 1.0; }
template<class T>
struct one_to_double_type { typedef T type; };
template<>
struct one_to_double_type<one> { typedef double type; };
} // namespace units
} // namespace boost
#endif
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