FM / detail

/usr/include/boost/flyweight/detail

Name	Size	Mode	Actions
archive_constructed.hpp	1884	0644	edit dl rm
default_value_policy.hpp	1972	0644	edit dl rm
dyn_perfect_fwd.hpp	4532	0644	edit dl rm
flyweight_core.hpp	8457	0644	edit dl rm
is_placeholder_expr.hpp	1508	0644	edit dl rm
nested_xxx_if_not_ph.hpp	1762	0644	edit dl rm
not_placeholder_expr.hpp	2603	0644	edit dl rm
perfect_fwd.hpp	2909	0644	edit dl rm
pp_perfect_fwd.hpp	11509	0644	edit dl rm
recursive_lw_mutex.hpp	2100	0644	edit dl rm
serialization_helper.hpp	2424	0644	edit dl rm
value_tag.hpp	1250	0644	edit dl rm

Edit: /usr/include/boost/flyweight/detail/value_tag.hpp (1250B)

#ifndef BOOST_FLYWEIGHT_DETAIL_VALUE_TAG_HPP
#define BOOST_FLYWEIGHT_DETAIL_VALUE_TAG_HPP

#if defined(_MSC_VER)
#pragma once
#endif

#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
#include <boost/parameter/parameters.hpp>
#include <boost/type_traits/is_base_and_derived.hpp>

namespace boost{

namespace flyweights{

namespace detail{

/* Three ways to indicate that a given class T is a value policy:
 *   1. Make it derived from value_marker.
 *   2. Specialize is_value to evaluate to boost::mpl::true_.
 *   3. Pass it as value<T> when defining a flyweight type.
 *
 * For the time being the interface of value policies is not public.
 */

struct value_marker{};

template<typename T>
struct is_value:is_base_and_derived<value_marker,T>
{};

template<typename T=parameter::void_>
struct value:parameter::template_keyword<value<>,T>
{};

} /* namespace flyweights::detail */

} /* namespace flyweights */

} /* namespace boost */

#endif

/* Copyright 2006-2008 Joaquin M Lopez Munoz. * 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) * * See http://www.boost.org/libs/flyweight for library home page. */ #ifndef BOOST_FLYWEIGHT_DETAIL_VALUE_TAG_HPP #define BOOST_FLYWEIGHT_DETAIL_VALUE_TAG_HPP #if defined(_MSC_VER) #pragma once #endif #include /* keep it first to prevent nasty warns in MSVC */ #include #include namespace boost{ namespace flyweights{ namespace detail{ /* Three ways to indicate that a given class T is a value policy: * 1. Make it derived from value_marker. * 2. Specialize is_value to evaluate to boost::mpl::true_. * 3. Pass it as value when defining a flyweight type. * * For the time being the interface of value policies is not public. */ struct value_marker{}; template struct is_value:is_base_and_derived {}; template struct value:parameter::template_keyword,T> {}; } /* namespace flyweights::detail */ } /* namespace flyweights */ } /* namespace boost */ #endif