/* -*- C++ -*-

 * lemon/lp.h - Part of LEMON, a generic C++ optimization library

 *

 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport

 * (Egervary Research Group on Combinatorial Optimization, EGRES).

 *

 * Permission to use, modify and distribute this software is granted

 * provided that this copyright notice appears in all copies. For

 * precise terms see the accompanying LICENSE file.

 *

 * This software is provided "AS IS" with no warranty of any kind,

 * express or implied, and with no claim as to its suitability for any

 * purpose.

 *

 */

#ifndef LEMON_LP_H

#define LEMON_LP_H

#ifdef HAVE_CONFIG_H

#include<lemon/config.h>

#endif

#ifdef HAVE_GLPK

#include <lemon/lp_glpk.h>

#elif HAVE_CPLEX

#include <lemon/lp_cplex.h>

#endif

///\file

///\brief Defines a default LP solver

///\ingroup gen_opt_group

namespace lemon {

#ifdef DOXYGEN

  ///The default LP solver identifier

  ///The default LP solver identifier.

  ///\ingroup gen_opt_group

  ///

  ///Currently, the possible values are \c GLPK or \c CPLEX

#define DEFAULT_LP SOLVER

  ///The default LP solver

  ///The default LP solver.

  ///\ingroup gen_opt_group

  ///

  ///Currently, it is either \c LpGlpk or \c LpCplex

  typedef LpGlpk Lp;

  ///The default LP solver identifier string

  ///The default LP solver identifier string.

  ///\ingroup gen_opt_group

  ///

  ///Currently, the possible values are "GLPK" or "CPLEX"

  const char default_solver_name[]="SOLVER";  

#else

#ifdef HAVE_GLPK

#define DEFAULT_LP GLPK

  typedef LpGlpk Lp;

  const char default_solver_name[]="GLPK";

#elif HAVE_CPLEX

#define DEFAULT_LP CPLEX

  typedef LpCplex Lp;

  const char default_solver_name[]="CPLEX";

#endif

#endif

} //namespace lemon

#endif //LEMON_LP_BASE_H