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Root/boost/circular_buffer_fwd.hpp

1// Forward declaration of the circular buffer and its adaptor.
2
3// Copyright (c) 2003
4// Jan Gaspar, Whitestein Technologies
5
6// Permission to use or copy this software for any purpose is hereby granted
7// without fee, provided the above notices are retained on all copies.
8// Permission to modify the code and to distribute modified code is granted,
9// provided the above notices are retained, and a notice that the code was
10// modified is included with the above copyright notice.
11
12// This material is provided "as is", with absolutely no warranty expressed
13// or implied. Any use is at your own risk.
14
15#if !defined(BOOST_CIRCULAR_BUFFER_FWD_HPP)
16#define BOOST_CIRCULAR_BUFFER_FWD_HPP
17
18#include <boost/config.hpp>
19#include <vector>
20
21namespace boost {
22
23// Definition of the default allocator (needed because of non-standard
24// default allocator in some STL implementations e.g. SGI STL).
25#if !defined(BOOST_NO_DEPENDENT_TYPES_IN_TEMPLATE_VALUE_PARAMETERS)
26 #define BOOST_CB_DEFAULT_ALLOCATOR(T) typename std::vector<T>::allocator_type
27#else
28 #define BOOST_CB_DEFAULT_ALLOCATOR(T) std::vector<T>::allocator_type
29#endif
30
31template <class T, class Alloc = BOOST_CB_DEFAULT_ALLOCATOR(T)>
32class circular_buffer;
33
34template <class T, class Alloc = BOOST_CB_DEFAULT_ALLOCATOR(T)>
35class circular_buffer_space_optimized;
36
37#undef BOOST_CB_DEFAULT_ALLOCATOR
38
39} // namespace boost
40
41#endif // #if !defined(BOOST_CIRCULAR_BUFFER_FWD_HPP)

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