1 
2 #ifndef BOOST_MPL_INTEGRAL_C_HPP_INCLUDED
3 #define BOOST_MPL_INTEGRAL_C_HPP_INCLUDED
4 
5 // Copyright Aleksey Gurtovoy 2000-2006
6 //
7 // Distributed under the Boost Software License, Version 1.0.
8 // (See accompanying file LICENSE_1_0.txt or copy at
9 // http://www.boost.org/LICENSE_1_0.txt)
10 //
11 // See http://www.boost.org/libs/mpl for documentation.
12 
13 // $Id: integral_c.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
14 // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
15 // $Revision: 49267 $
16 
17 #include <boost/mpl/integral_c_fwd.hpp>
18 #include <boost/mpl/aux_/config/ctps.hpp>
19 #include <boost/mpl/aux_/config/static_constant.hpp>
20 #include <boost/mpl/aux_/config/workaround.hpp>
21 
22 #if BOOST_WORKAROUND(__HP_aCC, <= 53800)
23 // the type of non-type template arguments may not depend on template arguments
24 #   define AUX_WRAPPER_PARAMS(N) typename T, long N
25 #else
26 #   define AUX_WRAPPER_PARAMS(N) typename T, T N
27 #endif
28 
29 #define AUX_WRAPPER_NAME integral_c
30 #define AUX_WRAPPER_VALUE_TYPE T
31 #define AUX_WRAPPER_INST(value) AUX_WRAPPER_NAME< T, value >
32 #include <boost/mpl/aux_/integral_wrapper.hpp>
33 
34 
35 #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
36  && !BOOST_WORKAROUND(__BORLANDC__, <= 0x551)
37 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
38 // 'bool' constant doesn't have 'next'/'prior' members
39 template< bool C >
40 struct integral_c<bool, C>
41 {
42     BOOST_STATIC_CONSTANT(bool, value = C);
43     typedef integral_c_tag tag;
44     typedef integral_c type;
45     typedef bool value_type;
operator boolintegral_c46     operator bool() const { return this->value; }
47 };
48 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
49 #endif
50 
51 #endif // BOOST_MPL_INTEGRAL_C_HPP_INCLUDED
52