// file      : cutl/shared-ptr/base.ixx
// author    : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
// license   : MIT; see accompanying LICENSE file

namespace cutl
{
  // share
  //

  inline share::
  share (char id)
      : id_ (id)
  {
  }

  inline bool share::
  operator== (share x) const
  {
    return id_ == x.id_;
  }

  // shared_base
  //

  inline shared_base::
  shared_base ()
      : counter_ (1)
  {
  }

  inline shared_base::
  shared_base (shared_base const&)
      : counter_ (1)
  {
  }

  inline shared_base& shared_base::
  operator= (shared_base const&)
  {
    return *this;
  }

  inline void shared_base::
  _inc_ref ()
  {
    counter_++;
  }

  inline bool shared_base::
  _dec_ref ()
  {
    return --counter_ == 0;
  }

  inline std::size_t shared_base::
  _ref_count () const
  {
    return counter_;
  }

  inline void* shared_base::
  operator new (std::size_t n, share) throw (std::bad_alloc)
  {
    return ::operator new (n);
  }

  inline void shared_base::
  operator delete (void* p, share) throw ()
  {
    ::operator delete (p);
  }

  inline void shared_base::
  operator delete (void* p) throw ()
  {
    ::operator delete (p);
  }
}