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[casparcg] / dependencies / boost / boost / smart_ptr / detail / atomic_count_solaris.hpp
1 #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED
2 #define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED
3
4 //
5 //  boost/detail/atomic_count_solaris.hpp
6 //   based on: boost/detail/atomic_count_win32.hpp
7 //
8 //  Copyright (c) 2001-2005 Peter Dimov
9 //  Copyright (c) 2006 Michael van der Westhuizen
10 //
11 // Distributed under the Boost Software License, Version 1.0. (See
12 // accompanying file LICENSE_1_0.txt or copy at
13 // http://www.boost.org/LICENSE_1_0.txt)
14 //
15
16 #include <atomic.h>
17
18 namespace boost
19 {
20
21 namespace detail
22 {
23
24 class atomic_count
25 {
26 public:
27
28     explicit atomic_count( uint32_t v ): value_( v )
29     {
30     }
31
32     long operator++()
33     {
34         return atomic_inc_32_nv( &value_ );
35     }
36
37     long operator--()
38     {
39         return atomic_dec_32_nv( &value_ );
40     }
41
42     operator uint32_t() const
43     {
44         return static_cast<uint32_t const volatile &>( value_ );
45     }
46
47 private:
48
49     atomic_count( atomic_count const & );
50     atomic_count & operator=( atomic_count const & );
51
52     uint32_t value_;
53 };
54
55 } // namespace detail
56
57 } // namespace boost
58
59 #endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED