access_specifier.hpp

C++的一个好库。。。现在很流行

/* Copyright 2003-2005 Joaqu韓 M L髉ez Mu駉z.
 * 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/multi_index for library home page.
 */

#ifndef BOOST_MULTI_INDEX_DETAIL_ACCESS_SPECIFIER_HPP
#define BOOST_MULTI_INDEX_DETAIL_ACCESS_SPECIFIER_HPP

#if defined(_MSC_VER)&&(_MSC_VER>=1200)
#pragma once
#endif

#include <boost/config.hpp>
#include <boost/detail/workaround.hpp>

/* In those compilers that do not accept the member template friend syntax,
 * some protected and private sections might need to be specified as
 * public.
 */

#if defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS)
#define BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS public
#define BOOST_MULTI_INDEX_PRIVATE_IF_MEMBER_TEMPLATE_FRIENDS public
#else
#define BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS protected
#define BOOST_MULTI_INDEX_PRIVATE_IF_MEMBER_TEMPLATE_FRIENDS private
#endif

/* GCC does not correctly support in-class using declarations for template
 * functions. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=9810
 * MSVC 7.1/8.0 seem to have a similar problem, though the conditions in
 * which the error happens are not that simple. I have yet to isolate this
 * into a snippet suitable for bug reporting.
 */

#if BOOST_WORKAROUND(__GNUC__, <3)||\
    BOOST_WORKAROUND(__GNUC__,==3)&&(__GNUC_MINOR__<4)||\
    BOOST_WORKAROUND(BOOST_MSVC,==1310)||\
    BOOST_WORKAROUND(BOOST_MSVC,==1400)
#define BOOST_MULTI_INDEX_PRIVATE_IF_USING_DECL_FOR_TEMPL_FUNCTIONS public
#else
#define BOOST_MULTI_INDEX_PRIVATE_IF_USING_DECL_FOR_TEMPL_FUNCTIONS private
#endif

#endif