2 #ifndef BOOST_MPL_BOOL_HPP_INCLUDED
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3 #define BOOST_MPL_BOOL_HPP_INCLUDED
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5 // Copyright Aleksey Gurtovoy 2000-2004
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7 // Distributed under the Boost Software License, Version 1.0.
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8 // (See accompanying file LICENSE_1_0.txt or copy at
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9 // http://www.boost.org/LICENSE_1_0.txt)
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11 // See http://www.boost.org/libs/mpl for documentation.
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13 // $Id: bool.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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14 // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
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15 // $Revision: 49267 $
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17 #include <boost/mpl/bool_fwd.hpp>
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18 #include <boost/mpl/integral_c_tag.hpp>
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19 #include <boost/mpl/aux_/config/static_constant.hpp>
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21 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
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23 template< bool C_ > struct bool_
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25 BOOST_STATIC_CONSTANT(bool, value = C_);
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26 typedef integral_c_tag tag;
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28 typedef bool value_type;
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29 operator bool() const { return this->value; }
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32 #if !defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION)
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34 bool const bool_<C_>::value;
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37 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
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39 #endif // BOOST_MPL_BOOL_HPP_INCLUDED
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