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_this.hpp (2175B)

#ifndef BOOST_SMART_PTR_ENABLE_SHARED_FROM_THIS_HPP_INCLUDED
#define BOOST_SMART_PTR_ENABLE_SHARED_FROM_THIS_HPP_INCLUDED

//
//  enable_shared_from_this.hpp
//
//  Copyright 2002, 2009 Peter Dimov
//
//  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
//
//  See http://www.boost.org/libs/smart_ptr/ for documentation.
//

#include <boost/smart_ptr/weak_ptr.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/assert.hpp>
#include <boost/config.hpp>

namespace boost
{

template<class T> class enable_shared_from_this
{
protected:

BOOST_CONSTEXPR enable_shared_from_this() BOOST_SP_NOEXCEPT
    {
    }

BOOST_CONSTEXPR enable_shared_from_this(enable_shared_from_this const &) BOOST_SP_NOEXCEPT
    {
    }

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

~enable_shared_from_this() BOOST_SP_NOEXCEPT // ~weak_ptr<T> newer throws, so this call also must not throw
    {
    }

public:

shared_ptr<T> shared_from_this()
    {
        shared_ptr<T> p( weak_this_ );
        BOOST_ASSERT( p.get() == this );
        return p;
    }

shared_ptr<T const> shared_from_this() const
    {
        shared_ptr<T const> p( weak_this_ );
        BOOST_ASSERT( p.get() == this );
        return p;
    }

weak_ptr<T> weak_from_this() BOOST_SP_NOEXCEPT
    {
        return weak_this_;
    }

weak_ptr<T const> weak_from_this() const BOOST_SP_NOEXCEPT
    {
        return weak_this_;
    }

public: // actually private, but avoids compiler template friendship issues

// Note: invoked automatically by shared_ptr; do not call
    template<class X, class Y> void _internal_accept_owner( shared_ptr<X> const * ppx, Y * py ) const BOOST_SP_NOEXCEPT
    {
        if( weak_this_.expired() )
        {
            weak_this_ = shared_ptr<T>( *ppx, py );
        }
    }

private:

mutable weak_ptr<T> weak_this_;
};

} // namespace boost

#endif  // #ifndef BOOST_SMART_PTR_ENABLE_SHARED_FROM_THIS_HPP_INCLUDED

#ifndef BOOST_SMART_PTR_ENABLE_SHARED_FROM_THIS_HPP_INCLUDED #define BOOST_SMART_PTR_ENABLE_SHARED_FROM_THIS_HPP_INCLUDED // // enable_shared_from_this.hpp // // Copyright 2002, 2009 Peter Dimov // // 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 // // See http://www.boost.org/libs/smart_ptr/ for documentation. // #include #include #include #include #include namespace boost { template class enable_shared_from_this { protected: BOOST_CONSTEXPR enable_shared_from_this() BOOST_SP_NOEXCEPT { } BOOST_CONSTEXPR enable_shared_from_this(enable_shared_from_this const &) BOOST_SP_NOEXCEPT { } enable_shared_from_this & operator=(enable_shared_from_this const &) BOOST_SP_NOEXCEPT { return *this; } ~enable_shared_from_this() BOOST_SP_NOEXCEPT // ~weak_ptr newer throws, so this call also must not throw { } public: shared_ptr shared_from_this() { shared_ptr p( weak_this_ ); BOOST_ASSERT( p.get() == this ); return p; } shared_ptr shared_from_this() const { shared_ptr p( weak_this_ ); BOOST_ASSERT( p.get() == this ); return p; } weak_ptr weak_from_this() BOOST_SP_NOEXCEPT { return weak_this_; } weak_ptr weak_from_this() const BOOST_SP_NOEXCEPT { return weak_this_; } public: // actually private, but avoids compiler template friendship issues // Note: invoked automatically by shared_ptr; do not call template void _internal_accept_owner( shared_ptr const * ppx, Y * py ) const BOOST_SP_NOEXCEPT { if( weak_this_.expired() ) { weak_this_ = shared_ptr( *ppx, py ); } } private: mutable weak_ptr weak_this_; }; } // namespace boost #endif // #ifndef BOOST_SMART_PTR_ENABLE_SHARED_FROM_THIS_HPP_INCLUDED