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1 //  Boost noncopyable.hpp header file  --------------------------------------//
2 
3 //  (C) Copyright Beman Dawes 1999-2003. Distributed under the Boost
4 //  Software License, Version 1.0. (See accompanying file
5 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 
7 //  See http://www.boost.org/libs/utility for documentation.
8 
9 #ifndef BOOST_NONCOPYABLE_HPP_INCLUDED
10 #define BOOST_NONCOPYABLE_HPP_INCLUDED
11 
12 namespace boost {
13 
14 //  Private copy constructor and copy assignment ensure classes derived from
15 //  class noncopyable cannot be copied.
16 
17 //  Contributed by Dave Abrahams
18 
19 namespace noncopyable_  // protection from unintended ADL
20 {
21   class noncopyable
22   {
23    protected:
noncopyable()24       noncopyable() {}
~noncopyable()25       ~noncopyable() {}
26    private:  // emphasize the following members are private
27       noncopyable( const noncopyable& );
28       const noncopyable& operator=( const noncopyable& );
29   };
30 }
31 
32 typedef noncopyable_::noncopyable noncopyable;
33 
34 } // namespace boost
35 
36 #endif  // BOOST_NONCOPYABLE_HPP_INCLUDED
37