williamr@2: 
williamr@4: #ifndef BOOST_MPL_AUX_ARITY_HPP_INCLUDED
williamr@4: #define BOOST_MPL_AUX_ARITY_HPP_INCLUDED
williamr@2: 
williamr@4: // Copyright Aleksey Gurtovoy 2001-2004
williamr@2: //
williamr@2: // Distributed under the Boost Software License, Version 1.0. 
williamr@2: // (See accompanying file LICENSE_1_0.txt or copy at 
williamr@2: // http://www.boost.org/LICENSE_1_0.txt)
williamr@2: //
williamr@2: // See http://www.boost.org/libs/mpl for documentation.
williamr@2: 
williamr@4: // $Source: /cvsroot/boost/boost/boost/mpl/aux_/arity.hpp,v $
williamr@4: // $Date: 2004/09/02 15:40:43 $
williamr@4: // $Revision: 1.6 $
williamr@2: 
williamr@4: #include <boost/mpl/aux_/config/dtp.hpp>
williamr@2: 
williamr@4: #if defined(BOOST_MPL_CFG_BROKEN_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)
williamr@4: 
williamr@4: #   include <boost/mpl/aux_/nttp_decl.hpp>
williamr@4: #   include <boost/mpl/aux_/config/static_constant.hpp>
williamr@4: 
williamr@4: namespace boost { namespace mpl { namespace aux {
williamr@4: 
williamr@4: // agurt, 15/mar/02: it's possible to implement the template so that it will 
williamr@4: // "just work" and do not require any specialization, but not on the compilers
williamr@4: // that require the arity workaround in the first place
williamr@4: template< typename F, BOOST_MPL_AUX_NTTP_DECL(int, N) >
williamr@4: struct arity
williamr@4: {
williamr@4:     BOOST_STATIC_CONSTANT(int, value = N);
williamr@4: };
williamr@4: 
williamr@4: }}}
williamr@4: 
williamr@4: #endif // BOOST_MPL_CFG_BROKEN_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES
williamr@4: 
williamr@4: #endif // BOOST_MPL_AUX_ARITY_HPP_INCLUDED