/usr/include/caf/detail/embedded.hpp is in libcaf-dev 0.13.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2015 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_DETAIL_EMBEDDED_HPP
#define CAF_DETAIL_EMBEDDED_HPP
#include "caf/ref_counted.hpp"
#include "caf/intrusive_ptr.hpp"
namespace caf {
namespace detail {
template <class Base>
class embedded final : public Base {
public:
template <class... Ts>
embedded(intrusive_ptr<ref_counted> storage, Ts&&... xs)
: Base(std::forward<Ts>(xs)...),
m_storage(std::move(storage)) {
// nop
}
~embedded() {
// nop
}
void request_deletion(bool) noexcept override {
intrusive_ptr<ref_counted> guard;
guard.swap(m_storage);
// this code assumes that embedded is part of pair_storage<>,
// i.e., this object lives inside a union!
this->~embedded();
}
protected:
intrusive_ptr<ref_counted> m_storage;
};
} // namespace detail
} // namespace caf
#endif // CAF_DETAIL_EMBEDDED_HPP
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