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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 |