Added boost header

test/external/boost/fusion/algorithm/query/find_if.hpp

@@ -0,0 +1,64 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+    Copyright (c) 2011 Eric Niebler
+
+    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_FIND_IF_05052005_1108)
+#define FUSION_FIND_IF_05052005_1108
+
+#include <boost/fusion/algorithm/query/find_if_fwd.hpp>
+#include <boost/fusion/algorithm/query/detail/find_if.hpp>
+#include <boost/fusion/algorithm/query/detail/segmented_find_if.hpp>
+#include <boost/fusion/iterator/value_of.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
+#include <boost/utility/enable_if.hpp>
+#include <boost/type_traits/is_const.hpp>
+#include <boost/mpl/bind.hpp>
+#include <boost/mpl/lambda.hpp>
+#include <boost/mpl/placeholders.hpp>
+#include <boost/mpl/quote.hpp>
+
+namespace boost { namespace fusion
+{
+    namespace result_of
+    {
+        template <typename Sequence, typename Pred>
+        struct find_if
+          : mpl::if_<
+                traits::is_segmented<Sequence>
+              , detail::result_of_segmented_find_if<Sequence, Pred>
+              , detail::result_of_find_if<
+                    Sequence,
+                    mpl::bind1<
+                        typename mpl::lambda<Pred>::type
+                      , mpl::bind1<mpl::quote1<value_of>, mpl::_1>
+                    >
+                >
+            >::type
+        {};
+    }
+
+    template <typename Pred, typename Sequence>
+    inline typename 
+        lazy_disable_if<
+            is_const<Sequence>
+          , result_of::find_if<Sequence, Pred>
+        >::type
+    find_if(Sequence& seq)
+    {
+        typedef typename result_of::find_if<Sequence, Pred>::filter filter;
+        return filter::call(seq);
+    }
+
+    template <typename Pred, typename Sequence>
+    inline typename result_of::find_if<Sequence const, Pred>::type const
+    find_if(Sequence const& seq)
+    {
+        typedef typename result_of::find_if<Sequence const, Pred>::filter filter;
+        return filter::call(seq);
+    }
+}}
+
+#endif