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