/*

 * lftp - file transfer program

 *

 * Copyright (c) 1996-2012 by Alexander V. Lukyanov (lav@yars.free.net)

 *

 * 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 3 of the License, or

 * (at your option) any later version.

 *

 * This program 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/>.

 */

#ifndef PTYSHELL_H

#define PTYSHELL_H

#include "Filter.h"

class PtyShell : public FDStream

{

   Ref<ArgV> a;

   SMTaskRef<ProcWait> w;

   pid_t pg;

   xstring_c oldcwd;

   bool closed;

   bool use_pipes;

   int pipe_in;

   int pipe_out;

   void Init();

public:

   PtyShell(const char *filter);

   PtyShell(ArgV *a);

   ~PtyShell();

   void SetCwd(const char *);

   void UsePipes() { use_pipes=true; }

   int getfd();

   int getfd_pipe_in()  { return pipe_in; }

   int getfd_pipe_out() { return pipe_out; }

   bool Done();

   void Kill(int sig=SIGTERM) { if(w) w->Kill(sig); }

   pid_t GetProcGroup() const { return pg; }

   bool broken();

};

#endif // PTYSHELL_H