73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
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// (C) Copyright John Maddock 2005.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_TR1_MEMORY_HPP_INCLUDED
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# define BOOST_TR1_MEMORY_HPP_INCLUDED
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# include <boost/tr1/detail/config.hpp>
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# include <boost/detail/workaround.hpp>
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# include <memory>
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#ifndef BOOST_HAS_TR1_SHARED_PTR
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//
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// This header can get included by boost/shared_ptr.hpp which leads
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// to cyclic dependencies, the workaround is to forward declare all
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// the boost components, and then include the actual headers afterwards.
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// This is fragile, but seems to work, and doesn't require modification
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// of boost/shared_ptr.hpp.
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//
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namespace boost{
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class bad_weak_ptr;
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template<class T> class weak_ptr;
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template<class T> class shared_ptr;
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template<class T> void swap(weak_ptr<T> & a, weak_ptr<T> & b) BOOST_NOEXCEPT;
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template<class T> void swap(shared_ptr<T> & a, shared_ptr<T> & b) BOOST_NOEXCEPT;
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template<class T, class U> shared_ptr<T> static_pointer_cast(shared_ptr<U> const & r) BOOST_NOEXCEPT;
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template<class T, class U> shared_ptr<T> dynamic_pointer_cast(shared_ptr<U> const & r) BOOST_NOEXCEPT;
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template<class T, class U> shared_ptr<T> const_pointer_cast(shared_ptr<U> const & r) BOOST_NOEXCEPT;
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template<class D, class T> D * get_deleter(shared_ptr<T> const & p) BOOST_NOEXCEPT;
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template<class T> class enable_shared_from_this;
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namespace detail{
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class shared_count;
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class weak_count;
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}
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}
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namespace std{ namespace tr1{
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using ::boost::bad_weak_ptr;
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using ::boost::shared_ptr;
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#if !BOOST_WORKAROUND(__BORLANDC__, < 0x0582)
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using ::boost::swap;
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#endif
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using ::boost::static_pointer_cast;
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using ::boost::dynamic_pointer_cast;
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using ::boost::const_pointer_cast;
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using ::boost::get_deleter;
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using ::boost::weak_ptr;
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using ::boost::enable_shared_from_this;
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} }
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#include <boost/shared_ptr.hpp>
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#include <boost/weak_ptr.hpp>
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#include <boost/enable_shared_from_this.hpp>
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#else
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# if defined(BOOST_HAS_INCLUDE_NEXT) && !defined(BOOST_TR1_DISABLE_INCLUDE_NEXT)
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# include_next BOOST_TR1_HEADER(memory)
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# else
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# include <boost/tr1/detail/config_all.hpp>
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# include BOOST_TR1_STD_HEADER(BOOST_TR1_PATH(memory))
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# endif
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#endif
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#endif
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