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1 | /*============================================================================= |
2 | Copyright (c) 2001-2012 Joel de Guzman | |
3 | ||
4 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
5 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
6 | ==============================================================================*/ | |
7 | #if !defined(BOOST_SPIRIT_COPY_FEBRUARY_7_2012_0159PM) | |
8 | #define BOOST_SPIRIT_COPY_FEBRUARY_7_2012_0159PM | |
9 | ||
10 | #include <boost/config.hpp> | |
11 | #include <boost/proto/proto.hpp> | |
12 | ||
13 | #if defined(_MSC_VER) | |
14 | #pragma once | |
15 | #endif | |
16 | ||
17 | #if !defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) | |
18 | ||
19 | namespace boost { namespace spirit { namespace qi | |
20 | { | |
21 | template <typename Expr> | |
22 | typename boost::proto::result_of::deep_copy<Expr>::type | |
23 | copy(Expr const& expr) | |
24 | { | |
25 | BOOST_SPIRIT_ASSERT_MATCH(boost::spirit::qi::domain, Expr); | |
26 | return boost::proto::deep_copy(expr); | |
27 | } | |
28 | }}} | |
29 | ||
30 | #endif | |
31 | #endif |