pointer.hh

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// Copyright (C) 2013 by Antonio El Khoury, CNRS.
//
 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
// DAMAGE.
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// This software is provided "as is" without warranty of any kind,
// either expressed or implied, including but not limited to the
// implied warranties of fitness for a particular purpose.
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// See the COPYING file for more information.
 
#ifndef HPP_UTIL_POINTER_HH
#define HPP_UTIL_POINTER_HH
 
#include <memory>
 
namespace hpp {
using std::shared_ptr;
using std::weak_ptr;
 
using std::const_pointer_cast;
using std::dynamic_pointer_cast;
using std::static_pointer_cast;
 
using std::make_shared;
}  // namespace hpp
 
 
#define HPP_POINTER_DEFS(t)                       \
  typedef hpp::weak_ptr<t> t##WkPtr_t;            \
  typedef hpp::weak_ptr<const t> t##ConstWkPtr_t; \
  struct e_n_d__w_i_t_h__s_e_m_i_c_o_l_o_n
 
#define HPP_PREDEF_CLASS(t) \
  class t;                  \
  HPP_POINTER_DEFS(t);      \
  struct e_n_d__w_i_t_h__s_e_m_i_c_o_l_o_n
 
#define HPP_STATIC_PTR_CAST(t, x) hpp::static_pointer_cast<t>(x)
#define HPP_DYNAMIC_PTR_CAST(t, x) hpp::dynamic_pointer_cast<t>(x)
#ifndef NDEBUG
#define HPP_STATIC_CAST_REF_CHECK(t, x) \
  try {                                 \
    dynamic_cast<t&>(x);                \
  } catch (const std::exception& exc) { \
    assert("Cast in #t failed" && 0);   \
  }
#else
#define HPP_STATIC_CAST_REF_CHECK(t, x)
#endif  // defined NDEBUG
#endif