1 #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_PT_HPP_INCLUDED
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2 #define BOOST_SMART_PTR_DETAIL_SPINLOCK_PT_HPP_INCLUDED
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4 // MS compatible compilers support #pragma once
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6 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
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11 // Copyright (c) 2008 Peter Dimov
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13 // Distributed under the Boost Software License, Version 1.0.
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14 // See accompanying file LICENSE_1_0.txt or copy at
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15 // http://www.boost.org/LICENSE_1_0.txt)
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18 #include <pthread.h>
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36 return pthread_mutex_trylock( &v_ ) == 0;
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41 pthread_mutex_lock( &v_ );
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46 pthread_mutex_unlock( &v_ );
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57 scoped_lock( scoped_lock const & );
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58 scoped_lock & operator=( scoped_lock const & );
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62 explicit scoped_lock( spinlock & sp ): sp_( sp )
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74 } // namespace detail
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75 } // namespace boost
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77 #define BOOST_DETAIL_SPINLOCK_INIT { PTHREAD_MUTEX_INITIALIZER }
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79 #endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_PT_HPP_INCLUDED
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