/usr/include/boost/signals2/predestructible.hpp is in libboost1.46-dev 1.46.1-7ubuntu3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | // DEPRECATED in favor of adl_predestruct with deconstruct<T>().
// A simple framework for creating objects with predestructors.
// The objects must inherit from boost::signals2::predestructible, and
// have their lifetimes managed by
// boost::shared_ptr created with the boost::signals2::deconstruct_ptr()
// function.
//
// Copyright Frank Mori Hess 2007-2008.
//
//Use, modification and
// distribution is subject to 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)
#ifndef BOOST_SIGNALS2_PREDESTRUCTIBLE_HPP
#define BOOST_SIGNALS2_PREDESTRUCTIBLE_HPP
namespace boost
{
namespace signals2
{
template<typename T> class predestructing_deleter;
namespace predestructible_adl_barrier
{
class predestructible
{
protected:
predestructible() {}
public:
template<typename T>
friend void adl_postconstruct(const shared_ptr<T> &, ...)
{}
friend void adl_predestruct(predestructible *p)
{
p->predestruct();
}
virtual ~predestructible() {}
virtual void predestruct() = 0;
};
} // namespace predestructible_adl_barrier
using predestructible_adl_barrier::predestructible;
}
}
#endif // BOOST_SIGNALS2_PREDESTRUCTIBLE_HPP
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