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/* -*- c++ -*- */
/*
* Copyright 2008,2013 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef INCLUDED_GR_RUNTIME_SPTR_MAGIC_H
#define INCLUDED_GR_RUNTIME_SPTR_MAGIC_H
#include <gnuradio/api.h>
#include <boost/shared_ptr.hpp>
namespace gr {
class basic_block;
class hier_block2;
}
namespace gnuradio {
namespace detail {
class GR_RUNTIME_API sptr_magic
{
public:
static boost::shared_ptr<gr::basic_block> fetch_initial_sptr(gr::basic_block *p);
static void create_and_stash_initial_sptr(gr::hier_block2 *p);
};
};
/*
* \brief New! Improved! Standard method to get/create the
* boost::shared_ptr for a block.
*/
template<class T>
boost::shared_ptr<T>
get_initial_sptr(T *p)
{
return boost::dynamic_pointer_cast<T, gr::basic_block>
(detail::sptr_magic::fetch_initial_sptr(p));
}
}
#endif /* INCLUDED_GR_RUNTIME_SPTR_MAGIC_H */
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