id.hh

// Copyright (C) 2011 Petr Machata
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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
// Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public
// License along with this program.  If not, see
// <http://www.gnu.org/licenses/>.

#ifndef _ID_H_
#define _ID_H_

class id_allocator
{
  size_t _m_last_id;

public:
  id_allocator ()
    : _m_last_id (0)
  {}

  size_t get_id ()
  {
    return _m_last_id++;
  }
};

#endif /* _ID_H_ */