| 1234567891011121314151617181920212223242526272829303132333435363738394041424344 | // 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)// (C) Copyright 2014 Vicente J. Botet Escriba#ifndef BOOST_THREAD_EXCEPTIONAL_PTR_HPP#define BOOST_THREAD_EXCEPTIONAL_PTR_HPP#include <boost/thread/detail/move.hpp>#include <boost/exception_ptr.hpp>#include <boost/config/abi_prefix.hpp>namespace boost{  struct exceptional_ptr {    exception_ptr ptr_;    exceptional_ptr() : ptr_() {}    explicit exceptional_ptr(exception_ptr ex) : ptr_(ex) {}    template <class E>    explicit exceptional_ptr(BOOST_FWD_REF(E) ex) : ptr_(boost::copy_exception(boost::forward<E>(ex))) {}  };  template <class E>  inline exceptional_ptr make_exceptional(BOOST_FWD_REF(E) ex) {    return exceptional_ptr(boost::forward<E>(ex));  }  inline exceptional_ptr make_exceptional(exception_ptr ex)  {    return exceptional_ptr(ex);  }  inline exceptional_ptr make_exceptional()  {    return exceptional_ptr();  }} // namespace boost#include <boost/config/abi_suffix.hpp>#endif
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