vpriv.h

Path MPICH-V for MPICH the MPI Implementation

/** @file vpriv.h defines functions of the driver */
/*
  MPICH-V2
  Copyright (C) 2002, 2004 Groupe Cluster et Grid, LRI, Universite de Paris Sud


  This file is part of MPICH-V.

  MPICH-V 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.

  MPICH-V 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 MPICH-V; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

  $Id: vpriv.h,v 1.4 2004/03/30 16:42:00 bouziane Exp $
*/
#ifndef _INCLUDE_VPRIV_H_
#define _INCLUDE_VPRIV_H_


/**
 * This function is called just before the begining of the checkpoint in the
 * child process (after fork). It should close all opened filedes and maybe store
 * additional information to allow the next function to setup correctly
 * the connections to tupls-space after the checkpoint.
 */
void VPreCheckpoint(void);


/**
 * This one is the oposite of the previsious one. His work is to open and set in
 * a coherent state all the filedes. In the paRankFd we have all informations needed
 * to reconnect to all servers. We just have to create the sockets and send the
 * reconnection message.
 */
void VPostCheckpoint(void);



#endif /* _INCLUDE_VPRIV_H_*/