1 files changed, 67 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/view/joint_view/detail/begin_impl.hpp b/3rdParty/Boost/src/boost/fusion/view/joint_view/detail/begin_impl.hpp
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+++ b/3rdParty/Boost/src/boost/fusion/view/joint_view/detail/begin_impl.hpp
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+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_BEGIN_IMPL_07162005_0115)
+#define FUSION_BEGIN_IMPL_07162005_0115
+
+#include <boost/fusion/iterator/equal_to.hpp>
+#include <boost/mpl/if.hpp>
+
+namespace boost { namespace fusion
+{
+    struct joint_view_tag;
+
+    template <typename Category, typename First, typename Last, typename Concat>
+    struct joint_view_iterator;
+
+    namespace extension
+    {
+        template <typename Tag>
+        struct begin_impl;
+
+        template <>
+        struct begin_impl<joint_view_tag>
+        {
+            template <typename Sequence>
+            struct apply
+            {
+                typedef typename Sequence::first_type first_type;
+                typedef typename Sequence::last_type last_type;
+                typedef typename Sequence::concat_type concat_type;
+                typedef typename Sequence::category category;
+                typedef result_of::equal_to<first_type, last_type> equal_to;
+
+                typedef typename
+                    mpl::if_<
+                        equal_to
+                      , concat_type
+                      , joint_view_iterator<category, first_type, last_type, concat_type>
+                    >::type
+                type;
+
+                static type
+                call(Sequence& s, mpl::true_)
+                {
+                    return s.concat();
+                }
+
+                static type
+                call(Sequence& s, mpl::false_)
+                {
+                    return type(s.first(), s.concat());
+                }
+
+                static type
+                call(Sequence& s)
+                {
+                    return call(s, equal_to());
+                }
+            };
+        };
+    }
+}}
+
+#endif