ltlf.hh

// -*- coding: utf-8 -*-
// Copyright (C) by the Spot authors, see the AUTHORS file for details.
//
// This file is part of Spot, a model checking library.
//
// Spot 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 3 of the License, or
// (at your option) any later version.
//
// Spot 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 General Public
// License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
#pragma once
 
#include <spot/tl/formula.hh>
 
namespace spot
{
  SPOT_API formula
  from_ltlf(formula f, const char* alive, int algo);
 
  SPOT_API formula
  from_ltlf(formula f, const char* alive = "alive");
 
  class SPOT_API ltlf_simplifier
  {
  public:
    ltlf_simplifier();
    ~ltlf_simplifier();
    formula simplify(formula f, bool negated = false);
  private:
    formula simplify_aux(formula f, bool negated);
    class cache;
    cache* cache_;
  };
 
 
  SPOT_API formula ltlf_one_step_sat_rewrite(formula f);
 
  class SPOT_API ltlf_one_step_sat_rewrite_with_cache
  {
  public:
    ltlf_one_step_sat_rewrite_with_cache();
    ~ltlf_one_step_sat_rewrite_with_cache();
    formula rewrite(formula f);
  private:
    void *cache_;
  };
 
  SPOT_API formula ltlf_one_step_unsat_rewrite(formula f,
                                               bool negate = false);
 
  class SPOT_API ltlf_one_step_unsat_rewrite_with_cache
  {
  public:
    ltlf_one_step_unsat_rewrite_with_cache();
    ~ltlf_one_step_unsat_rewrite_with_cache();
    formula rewrite(formula f);
  private:
    void *cache_;
  };
}