comparison DEPENDENCIES/generic/include/boost/mpl/has_key.hpp @ 16:2665513ce2d3

Add boost headers
author Chris Cannam
date Tue, 05 Aug 2014 11:11:38 +0100
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children c530137014c0
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15:663ca0da4350 16:2665513ce2d3
1
2 #ifndef BOOST_MPL_HAS_KEY_HPP_INCLUDED
3 #define BOOST_MPL_HAS_KEY_HPP_INCLUDED
4
5 // Copyright Aleksey Gurtovoy 2003-2004
6 // Copyright David Abrahams 2003-2004
7 //
8 // Distributed under the Boost Software License, Version 1.0.
9 // (See accompanying file LICENSE_1_0.txt or copy at
10 // http://www.boost.org/LICENSE_1_0.txt)
11 //
12 // See http://www.boost.org/libs/mpl for documentation.
13
14 // $Id: has_key.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
15 // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
16 // $Revision: 49267 $
17
18 #include <boost/mpl/has_key_fwd.hpp>
19 #include <boost/mpl/sequence_tag.hpp>
20 #include <boost/mpl/aux_/has_key_impl.hpp>
21 #include <boost/mpl/aux_/na_spec.hpp>
22 #include <boost/mpl/aux_/lambda_support.hpp>
23
24 namespace boost { namespace mpl {
25
26 template<
27 typename BOOST_MPL_AUX_NA_PARAM(AssociativeSequence)
28 , typename BOOST_MPL_AUX_NA_PARAM(Key)
29 >
30 struct has_key
31 : has_key_impl< typename sequence_tag<AssociativeSequence>::type >
32 ::template apply<AssociativeSequence,Key>
33 {
34 BOOST_MPL_AUX_LAMBDA_SUPPORT(2,has_key,(AssociativeSequence,Key))
35 };
36
37 BOOST_MPL_AUX_NA_SPEC(2, has_key)
38
39 }}
40
41 #endif // BOOST_MPL_HAS_KEY_HPP_INCLUDED