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1
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2 #ifndef BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED
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3 #define BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED
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4
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5 // Copyright Aleksey Gurtovoy 2001-2004
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6 //
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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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10 //
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11 // See http://www.boost.org/libs/mpl for documentation.
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12
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13 // $Id: lambda_fwd.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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14 // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
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15 // $Revision: 49267 $
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16
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17 #include <boost/mpl/void_fwd.hpp>
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18 #include <boost/mpl/aux_/na.hpp>
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19 #include <boost/mpl/aux_/config/lambda.hpp>
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20
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21 #if !defined(BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT)
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22
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23 # include <boost/mpl/int.hpp>
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24 # include <boost/mpl/aux_/lambda_arity_param.hpp>
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25 # include <boost/mpl/aux_/template_arity_fwd.hpp>
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26
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27 namespace boost { namespace mpl {
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28
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29 template<
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30 typename T = na
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31 , typename Tag = void_
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32 BOOST_MPL_AUX_LAMBDA_ARITY_PARAM(
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33 typename Arity = int_< aux::template_arity<T>::value >
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34 )
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35 >
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36 struct lambda;
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37
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38 }}
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39
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40 #else // BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT
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41
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42 # include <boost/mpl/bool.hpp>
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43
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44 namespace boost { namespace mpl {
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45
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46 template<
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47 typename T = na
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48 , typename Tag = void_
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49 , typename Protect = true_
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50 >
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51 struct lambda;
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52
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53 }}
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54
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55 #endif
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56
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57 #endif // BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED
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