2 #ifndef BOOST_MPL_FIND_IF_HPP_INCLUDED
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3 #define BOOST_MPL_FIND_IF_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: find_if.hpp 49274 2008-10-11 07:22:05Z agurtovoy $
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14 // $Date: 2008-10-11 03:22:05 -0400 (Sat, 11 Oct 2008) $
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15 // $Revision: 49274 $
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17 #include <boost/mpl/aux_/find_if_pred.hpp>
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18 #include <boost/mpl/arg.hpp>
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19 #include <boost/mpl/iter_fold_if.hpp>
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20 #include <boost/mpl/aux_/common_name_wknd.hpp>
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21 #include <boost/mpl/aux_/na_spec.hpp>
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22 #include <boost/mpl/aux_/lambda_support.hpp>
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24 namespace boost { namespace mpl {
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26 BOOST_MPL_AUX_COMMON_NAME_WKND(find_if)
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29 typename BOOST_MPL_AUX_NA_PARAM(Sequence)
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30 , typename BOOST_MPL_AUX_NA_PARAM(Predicate)
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34 typedef typename iter_fold_if<
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37 , mpl::arg<1> // ignore
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38 , protect< aux::find_if_pred<Predicate> >
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41 typedef typename second<result_>::type type;
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43 BOOST_MPL_AUX_LAMBDA_SUPPORT(2,find_if,(Sequence,Predicate))
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46 BOOST_MPL_AUX_NA_SPEC(2,find_if)
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50 #endif // BOOST_MPL_FIND_IF_HPP_INCLUDED
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