eval.hh

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// eval.hh: this file is part of the Vaucanson project.
//
// Vaucanson, a generic library for finite state machines.
//
// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2008 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_EVAL_HH
# define VCSN_ALGORITHMS_EVAL_HH

// INTERFACE: Automaton::semiring_elt_t eval(const Automaton& a, const Word& s) { return vcsn::eval(*a, Series::monoid_elt_t((*a).structure().series().monoid(), s)).value(); }
// INTERFACE: Automaton::semiring_elt_t eval(const GenAutomaton& a, const Word& s) { return vcsn::eval(*a, Series::monoid_elt_t((*a).structure().series().monoid(), s)).value(); }

# include <vaucanson/design_pattern/design_pattern.hh>
# include <vaucanson/algorithms/is_empty.hh>

namespace vcsn {

  template<typename A, typename AI, typename W>
  typename Element<A, AI>::semiring_elt_t
  eval(const Element<A, AI>& a, const W& word);

} // ! vcsn

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

#endif // ! VCSN_ALGORITHMS_EVAL_HH