FM / smart

/usr/include/boost/smart_ptr

Name	Size	Mode	Actions
detail/	-	0755	rm
allocate_local_shared_array.hpp	5655	0644	edit dl rm
allocate_shared_array.hpp	9959	0644	edit dl rm
allocate_unique.hpp	12369	0644	edit dl rm
atomic_shared_ptr.hpp	5815	0644	edit dl rm
bad_weak_ptr.hpp	1744	0644	edit dl rm
enable_shared_from.hpp	1184	0644	edit dl rm
enable_shared_from_raw.hpp	4479	0644	edit dl rm
enable_shared_from_this.hpp	2175	0644	edit dl rm
intrusive_ptr.hpp	9427	0644	edit dl rm
intrusive_ref_counter.hpp	5817	0644	edit dl rm
local_shared_ptr.hpp	19377	0644	edit dl rm
make_local_shared.hpp	576	0644	edit dl rm
make_local_shared_array.hpp	2179	0644	edit dl rm
make_local_shared_object.hpp	4787	0644	edit dl rm
make_shared.hpp	707	0644	edit dl rm
make_shared_array.hpp	1996	0644	edit dl rm
make_shared_object.hpp	24622	0644	edit dl rm
make_unique.hpp	1783	0644	edit dl rm
owner_equal_to.hpp	671	0644	edit dl rm
owner_hash.hpp	600	0644	edit dl rm
owner_less.hpp	853	0644	edit dl rm
scoped_array.hpp	3301	0644	edit dl rm
scoped_ptr.hpp	4082	0644	edit dl rm
shared_array.hpp	7252	0644	edit dl rm
shared_ptr.hpp	31199	0644	edit dl rm
weak_ptr.hpp	7582	0644	edit dl rm

Edit: /usr/include/boost/smart_ptr/enable_shared_from_raw.hpp (4479B)

#ifndef BOOST_ENABLE_SHARED_FROM_RAW_HPP_INCLUDED
#define BOOST_ENABLE_SHARED_FROM_RAW_HPP_INCLUDED

//
//  enable_shared_from_raw.hpp
//
//  Copyright 2002, 2009, 2014 Peter Dimov
//  Copyright 2008-2009 Frank Mori Hess
//
//  Distributed under the Boost Software License, Version 1.0.
//  See accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt
//

#include <boost/config.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/assert.hpp>
#include <boost/config/workaround.hpp>

namespace boost
{
template<typename T> boost::shared_ptr<T> shared_from_raw(T *);
template<typename T> boost::weak_ptr<T> weak_from_raw(T *);

namespace detail
{
template< class X, class Y > inline void sp_enable_shared_from_this( boost::shared_ptr<X> * ppx, Y const * py, boost::enable_shared_from_raw const * pe );

} // namespace detail

class enable_shared_from_raw
{
protected:

enable_shared_from_raw()
    {
    }

enable_shared_from_raw( enable_shared_from_raw const & )
    {
    }

enable_shared_from_raw & operator=( enable_shared_from_raw const & )
    {
        return *this;
    }

~enable_shared_from_raw()
    {
        BOOST_ASSERT( shared_this_.use_count() <= 1 ); // make sure no dangling shared_ptr objects exist
    }

private:

void init_if_expired() const
    {
        if( weak_this_.expired() )
        {
            shared_this_.reset( static_cast<void*>(0), detail::esft2_deleter_wrapper() );
            weak_this_ = shared_this_;
        }
    }

void init_if_empty() const
    {
        if( weak_this_._empty() )
        {
            shared_this_.reset( static_cast<void*>(0), detail::esft2_deleter_wrapper() );
            weak_this_ = shared_this_;
        }
    }

#ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
public:
#else
private:
    template<class Y> friend class shared_ptr;
    template<typename T> friend boost::shared_ptr<T> shared_from_raw(T *);
    template<typename T> friend boost::weak_ptr<T> weak_from_raw(T *);
    template< class X, class Y > friend inline void detail::sp_enable_shared_from_this( boost::shared_ptr<X> * ppx, Y const * py, boost::enable_shared_from_raw const * pe );
#endif

shared_ptr<void const volatile> shared_from_this() const
    {
        init_if_expired();
        return shared_ptr<void const volatile>( weak_this_ );
    }

shared_ptr<void const volatile> shared_from_this() const volatile
    {
        return const_cast< enable_shared_from_raw const * >( this )->shared_from_this();
    }

weak_ptr<void const volatile> weak_from_this() const
    {
        init_if_empty();
        return weak_this_;
    }

weak_ptr<void const volatile> weak_from_this() const volatile
    {
        return const_cast< enable_shared_from_raw const * >( this )->weak_from_this();
    }

// Note: invoked automatically by shared_ptr; do not call
    template<class X, class Y> void _internal_accept_owner( shared_ptr<X> * ppx, Y * ) const
    {
        BOOST_ASSERT( ppx != 0 );

if( weak_this_.expired() )
        {
            weak_this_ = *ppx;
        }
        else if( shared_this_.use_count() != 0 )
        {
            BOOST_ASSERT( ppx->unique() ); // no weak_ptrs should exist either, but there's no way to check that

detail::esft2_deleter_wrapper * pd = boost::get_deleter<detail::esft2_deleter_wrapper>( shared_this_ );
            BOOST_ASSERT( pd != 0 );

pd->set_deleter( *ppx );

ppx->reset( shared_this_, ppx->get() );
            shared_this_.reset();
        }
    }

mutable weak_ptr<void const volatile> weak_this_;

private:

mutable shared_ptr<void const volatile> shared_this_;
};

template<typename T>
boost::shared_ptr<T> shared_from_raw(T *p)
{
    BOOST_ASSERT(p != 0);
    return boost::shared_ptr<T>(p->enable_shared_from_raw::shared_from_this(), p);
}

template<typename T>
boost::weak_ptr<T> weak_from_raw(T *p)
{
    BOOST_ASSERT(p != 0);
    boost::weak_ptr<T> result(p->enable_shared_from_raw::weak_from_this(), p);
    return result;
}

namespace detail
{
    template< class X, class Y > inline void sp_enable_shared_from_this( boost::shared_ptr<X> * ppx, Y const * py, boost::enable_shared_from_raw const * pe )
    {
        if( pe != 0 )
        {
            pe->_internal_accept_owner( ppx, const_cast< Y* >( py ) );
        }
    }
} // namepsace detail

} // namespace boost

#endif  // #ifndef BOOST_ENABLE_SHARED_FROM_RAW_HPP_INCLUDED

#ifndef BOOST_ENABLE_SHARED_FROM_RAW_HPP_INCLUDED #define BOOST_ENABLE_SHARED_FROM_RAW_HPP_INCLUDED // // enable_shared_from_raw.hpp // // Copyright 2002, 2009, 2014 Peter Dimov // Copyright 2008-2009 Frank Mori Hess // // Distributed under the Boost Software License, Version 1.0. // See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt // #include #include #include #include #include namespace boost { template boost::shared_ptr shared_from_raw(T *); template boost::weak_ptr weak_from_raw(T *); namespace detail { template< class X, class Y > inline void sp_enable_shared_from_this( boost::shared_ptr * ppx, Y const * py, boost::enable_shared_from_raw const * pe ); } // namespace detail class enable_shared_from_raw { protected: enable_shared_from_raw() { } enable_shared_from_raw( enable_shared_from_raw const & ) { } enable_shared_from_raw & operator=( enable_shared_from_raw const & ) { return *this; } ~enable_shared_from_raw() { BOOST_ASSERT( shared_this_.use_count() <= 1 ); // make sure no dangling shared_ptr objects exist } private: void init_if_expired() const { if( weak_this_.expired() ) { shared_this_.reset( static_cast(0), detail::esft2_deleter_wrapper() ); weak_this_ = shared_this_; } } void init_if_empty() const { if( weak_this_._empty() ) { shared_this_.reset( static_cast(0), detail::esft2_deleter_wrapper() ); weak_this_ = shared_this_; } } #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS public: #else private: template friend class shared_ptr; template friend boost::shared_ptr shared_from_raw(T *); template friend boost::weak_ptr weak_from_raw(T *); template< class X, class Y > friend inline void detail::sp_enable_shared_from_this( boost::shared_ptr * ppx, Y const * py, boost::enable_shared_from_raw const * pe ); #endif shared_ptr shared_from_this() const { init_if_expired(); return shared_ptr( weak_this_ ); } shared_ptr shared_from_this() const volatile { return const_cast< enable_shared_from_raw const * >( this )->shared_from_this(); } weak_ptr weak_from_this() const { init_if_empty(); return weak_this_; } weak_ptr weak_from_this() const volatile { return const_cast< enable_shared_from_raw const * >( this )->weak_from_this(); } // Note: invoked automatically by shared_ptr; do not call template void _internal_accept_owner( shared_ptr * ppx, Y * ) const { BOOST_ASSERT( ppx != 0 ); if( weak_this_.expired() ) { weak_this_ = *ppx; } else if( shared_this_.use_count() != 0 ) { BOOST_ASSERT( ppx->unique() ); // no weak_ptrs should exist either, but there's no way to check that detail::esft2_deleter_wrapper * pd = boost::get_deleter( shared_this_ ); BOOST_ASSERT( pd != 0 ); pd->set_deleter( *ppx ); ppx->reset( shared_this_, ppx->get() ); shared_this_.reset(); } } mutable weak_ptr weak_this_; private: mutable shared_ptr shared_this_; }; template boost::shared_ptr shared_from_raw(T *p) { BOOST_ASSERT(p != 0); return boost::shared_ptr(p->enable_shared_from_raw::shared_from_this(), p); } template boost::weak_ptr weak_from_raw(T *p) { BOOST_ASSERT(p != 0); boost::weak_ptr result(p->enable_shared_from_raw::weak_from_this(), p); return result; } namespace detail { template< class X, class Y > inline void sp_enable_shared_from_this( boost::shared_ptr * ppx, Y const * py, boost::enable_shared_from_raw const * pe ) { if( pe != 0 ) { pe->_internal_accept_owner( ppx, const_cast< Y* >( py ) ); } } } // namepsace detail } // namespace boost #endif // #ifndef BOOST_ENABLE_SHARED_FROM_RAW_HPP_INCLUDED