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Full merge from trunk at revision 41356 of entire boost-root tree.

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[SVN r41369]
This commit is contained in:
Beman Dawes
2007-11-25 18:07:19 +00:00
parent 4ba562871e
commit 5956702c32
3 changed files with 35 additions and 26 deletions
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35
include/boost/none.hpp
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@ -1,43 +1,28 @@
// Copyright (C) 2003, Fernando Luis Cacciola Carballal.
// Copyright (C) 2007, Anthony Williams
// Copyright (C) 2007, Steven Watanabe, Richard Smith
//
// 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/lib/optional/ for documentation.
// See http://www.boost.org/libs/optional for documentation.
//
// You are welcome to contact the author at:
// fernando.cacciola@gmail.com
// fernando_cacciola@hotmail.com
//
#ifndef BOOST_NONE_17SEP2003_HPP
#define BOOST_NONE_17SEP2003_HPP
namespace boost
{
namespace detail
{
class none_helper;
}
#include "boost/none_t.hpp"
inline void none(detail::none_helper);
// NOTE: Borland users have to include this header outside any precompiled headers
// (bcc<=5.64 cannot include instance data in a precompiled header)
// -- * To be verified, now that there's no unnamed namespace
namespace detail
{
class none_helper
{
private:
namespace boost {
none_helper( none_helper const& ) {}
none_t const none = ((none_t)0) ;
friend void boost::none(none_helper);
};
}
typedef void (*none_t)(detail::none_helper);
inline void none(detail::none_helper) {}
}
} // namespace boost
#endif

24
include/boost/none_t.hpp Normal file
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@ -0,0 +1,24 @@
// Copyright (C) 2003, Fernando Luis Cacciola Carballal.
//
// Use, modification, and distribution is subject to 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/optional for documentation.
//
// You are welcome to contact the author at:
// fernando_cacciola@hotmail.com
//
#ifndef BOOST_NONE_T_17SEP2003_HPP
#define BOOST_NONE_T_17SEP2003_HPP
namespace boost {
namespace detail { struct none_helper{}; }
typedef int detail::none_helper::*none_t ;
} // namespace boost
#endif

2
include/boost/optional.hpp
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@ -4,7 +4,7 @@
// 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/lib/optional for documentation.
// See http://www.boost.org/libs/optional for documentation.
//
// You are welcome to contact the author at:
// fernando_cacciola@hotmail.com