/usr/include/boost/python/bases.hpp is in libboost1.55-dev 1.55.0+dfsg-3.
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 | // Copyright David Abrahams 2002.
// 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 BASES_DWA2002321_HPP
# define BASES_DWA2002321_HPP
# include <boost/python/detail/prefix.hpp>
# include <boost/type_traits/object_traits.hpp>
# include <boost/python/detail/type_list.hpp>
# include <boost/mpl/if.hpp>
# include <boost/mpl/bool.hpp>
# include <boost/preprocessor/enum_params_with_a_default.hpp>
# include <boost/preprocessor/enum_params.hpp>
namespace boost { namespace python {
# define BOOST_PYTHON_BASE_PARAMS BOOST_PP_ENUM_PARAMS_Z(1, BOOST_PYTHON_MAX_BASES, Base)
// A type list for specifying bases
template < BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PYTHON_MAX_BASES, typename Base, mpl::void_) >
struct bases : detail::type_list< BOOST_PYTHON_BASE_PARAMS >::type
{};
namespace detail
{
# ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
template <class T> struct specifies_bases
: mpl::false_
{
};
template < BOOST_PP_ENUM_PARAMS_Z(1, BOOST_PYTHON_MAX_BASES, class Base) >
struct specifies_bases< bases< BOOST_PYTHON_BASE_PARAMS > >
: mpl::true_
{
};
# else
template < BOOST_PP_ENUM_PARAMS(BOOST_PYTHON_MAX_BASES, class Base) >
static char is_bases_helper(bases< BOOST_PYTHON_BASE_PARAMS > const&);
static char (& is_bases_helper(...) )[256];
template <class T>
struct specifies_bases
{
private:
static typename add_reference<T>::type make();
BOOST_STATIC_CONSTANT(bool, non_ref = !is_reference<T>::value);
public:
BOOST_STATIC_CONSTANT(bool, value = non_ref & (sizeof(is_bases_helper(make())) == 1));
typedef mpl::bool_<value> type;
};
# endif
template <class T, class Prev = bases<> >
struct select_bases
: mpl::if_<
specifies_bases<T>
, T
, Prev
>
{
};
}
# undef BOOST_PYTHON_BASE_PARAMS
}} // namespace boost::python
#endif // BASES_DWA2002321_HPP
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