add boost on mac

macx64/include/boost/spirit/home/x3/char/char_parser.hpp

@@ -0,0 +1,40 @@
+/*=============================================================================
+    Copyright (c) 2001-2014 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(BOOST_SPIRIT_X3_CHAR_PARSER_APR_16_2006_0906AM)
+#define BOOST_SPIRIT_X3_CHAR_PARSER_APR_16_2006_0906AM
+
+#include <boost/spirit/home/x3/core/parser.hpp>
+#include <boost/spirit/home/x3/core/skip_over.hpp>
+#include <boost/spirit/home/x3/support/traits/move_to.hpp>
+#include <boost/spirit/home/x3/support/no_case.hpp>
+
+namespace boost { namespace spirit { namespace x3
+{
+    ///////////////////////////////////////////////////////////////////////////
+    // The base char_parser
+    ///////////////////////////////////////////////////////////////////////////
+    template <typename Derived>
+    struct char_parser : parser<Derived>
+    {
+        template <typename Iterator, typename Context, typename Attribute>
+        bool parse(
+            Iterator& first, Iterator const& last
+          , Context const& context, unused_type, Attribute& attr) const
+        {
+            x3::skip_over(first, last, context);
+            if (first != last && this->derived().test(*first, context))
+            {
+                x3::traits::move_to(*first, attr);
+                ++first;
+                return true;
+            }
+            return false;
+        }
+    };
+}}}
+
+#endif