RhodeCode

 * Copyright (C) 2003-2008

 * 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_GLPK_H

#define LEMON_GLPK_H

///\file

///\brief Header of the LEMON-GLPK lp solver interface.

///\ingroup lp_group

#include <lemon/lp_base.h>

// forward declaration

#define _GLP_PROB

/* LP/MIP problem object */

#endif

namespace lemon {

  /// \brief Base interface for the GLPK LP and MIP solver

  ///

  /// This class implements the common interface of the GLPK LP and MIP solver.

  /// \ingroup lp_group

  class GlpkBase : virtual public LpBase {

  protected:

    typedef glp_prob LPX;

    glp_prob* lp;

    GlpkBase();

    GlpkBase(const GlpkBase&);

    virtual ~GlpkBase();

  protected:

    virtual int _addCol();

    virtual int _addRow();