/usr/include/boost/signals2/expired_slot.hpp is in libboost1.54-dev 1.54.0-4ubuntu3.
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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 | // Boost.Signals2 library
// Copyright Frank Mori Hess 2007-2010.
// 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)
// For more information, see http://www.boost.org
#ifndef BOOST_SIGNALS2_EXPIRED_SLOT_HPP
#define BOOST_SIGNALS2_EXPIRED_SLOT_HPP
#include <boost/smart_ptr/bad_weak_ptr.hpp>
namespace boost
{
namespace signals2
{
class expired_slot: public bad_weak_ptr
{
public:
virtual char const * what() const throw()
{
return "boost::signals2::expired_slot";
}
};
}
} // end namespace boost
#endif // BOOST_SIGNALS2_EXPIRED_SLOT_HPP
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