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[ceph.git] / ceph / src / boost / libs / spirit / include / boost / spirit / home / support / detail / lexer / internals.hpp
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1// internals.hpp
2// Copyright (c) 2009 Ben Hanson (http://www.benhanson.net/)
3//
4// Distributed under the Boost Software License, Version 1.0. (See accompanying
5// file licence_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6#ifndef BOOST_LEXER_INTERNALS_HPP
7#define BOOST_LEXER_INTERNALS_HPP
8
9#include "containers/ptr_vector.hpp"
10
11namespace boost
12{
13namespace lexer
14{
15namespace detail
16{
17struct internals
18{
19 typedef std::vector<std::size_t> size_t_vector;
20 typedef ptr_vector<size_t_vector> size_t_vector_vector;
21
22 size_t_vector_vector _lookup;
23 size_t_vector _dfa_alphabet;
24 size_t_vector_vector _dfa;
25 bool _seen_BOL_assertion;
26 bool _seen_EOL_assertion;
27
28 internals () :
29 _seen_BOL_assertion (false),
30 _seen_EOL_assertion (false)
31 {
32 }
33
34 void clear ()
35 {
36 _lookup.clear ();
37 _dfa_alphabet.clear ();
38 _dfa.clear ();
39 _seen_BOL_assertion = false;
40 _seen_EOL_assertion = false;
41 }
42
43 void swap (internals &internals_)
44 {
45 _lookup->swap (*internals_._lookup);
46 _dfa_alphabet.swap (internals_._dfa_alphabet);
47 _dfa->swap (*internals_._dfa);
48 std::swap (_seen_BOL_assertion, internals_._seen_BOL_assertion);
49 std::swap (_seen_EOL_assertion, internals_._seen_EOL_assertion);
50 }
51
52private:
53 internals (const internals &); // No copy construction.
54 internals &operator = (const internals &); // No assignment.
55};
56}
57}
58}
59
60#endif