krat_exp_flatten.hh

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// krat_exp_flatten.hh: this file is part of the Vaucanson project.
//
// Vaucanson, a generic library for finite state machines.
//
// Copyright (C) 2004, 2005 The Vaucanson Group.
//
// This program 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 2
// of the License, or (at your option) any later version.
//
// The complete GNU General Public Licence Notice can be found as the
// `COPYING' file in the root directory.
//
// The Vaucanson Group consists of people listed in the `AUTHORS' file.
//
#ifndef VCSN_ALGORITHMS_KRAT_EXP_FLATTEN_HH
# define VCSN_ALGORITHMS_KRAT_EXP_FLATTEN_HH

# include <vaucanson/design_pattern/design_pattern.hh>

# include <list>

namespace vcsn
{
  template <class Series, class T>
  std::list<typename Series::monoid_t::alphabet_t::letter_t>
  flatten(const Element<Series, T>& exp);

} // end of namespace vcsn

# if !defined VCSN_USE_INTERFACE_ONLY && !defined VCSN_USE_LIB
#  include <vaucanson/algorithms/krat_exp_flatten.hxx>
# endif

#endif // ! VCSN_ALGORITHMS_KRAT_EXP_FLATTEN_HH

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