text: /* Copyright 2004,2007 ENSEIRB, INRIA & CNRS
  **
  ** This file is part of the Scotch software package for static mapping,
  ** graph partitioning and sparse matrix ordering.
  **
  ** This software is governed by the CeCILL-C license under French law
  ** and abiding by the rules of distribution of free software. You can
  ** use, modify and/or redistribute the software under the terms of the
  ** CeCILL-C license as circulated by CEA, CNRS and INRIA at the following
  ** URL: "http://www.cecill.info".
  ** 
  ** As a counterpart to the access to the source code and rights to copy,
  ** modify and redistribute granted by the license, users are provided
  ** only with a limited warranty and the software's author, the holder of
  ** the economic rights, and the successive licensors have only limited
  ** liability.
  ** 
  ** In this respect, the user's attention is drawn to the risks associated
  ** with loading, using, modifying and/or developing or reproducing the
  ** software by the user in light of its specific status of free software,
  ** that may mean that it is complicated to manipulate, and that also
  ** therefore means that it is reserved for developers and experienced
  ** professionals having in-depth computer knowledge. Users are therefore
  ** encouraged to load and test the software's suitability as regards
  ** their requirements in conditions enabling the security of their
  ** systems and/or data to be ensured and, more generally, to use and
  ** operate it in the same conditions as regards security.
  ** 
  ** The fact that you are presently reading this means that you have had
  ** knowledge of the CeCILL-C license and that you accept its terms.
  */
  /************************************************************/
  /**                                                        **/
  /**   NAME       : vgraph_separate_zr.c                    **/
  /**                                                        **/
  /**   AUTHOR     : Francois PELLEGRINI                     **/
  /**                                                        **/
  /**   FUNCTION   : This module moves all of the vertices   **/
  /**                to the first subdomain.                 **/
  /**                                                        **/
  /**   DATES      : # Version 4.0  : from : 10 sep 2002     **/
  /**                                 to     29 may 2004     **/
  /**                                                        **/
  /************************************************************/
  
  /*
  **  The defines and includes.
  */
  
  #define VMESH_SEPARATE_ZR
  
  #include "module.h"
  #include "common.h"
  #include "graph.h"
  #include "mesh.h"
  #include "vmesh.h"
  #include "vmesh_separate_zr.h"
  
  /*****************************/
  /*                           */
  /* This is the main routine. */
  /*                           */
  /*****************************/
  
  /* This routine moves all of the mesh nodes
  ** and elements to the first part of the
  ** partition.
  ** It returns:
  ** - 0   : if the bipartitioning could be computed.
  ** - !0  : on error.
  */
  
  int
  vmeshSeparateZr (
  Vmesh * restrict const      meshptr)
  {
    if (meshptr->ncmpload[0] != meshptr->m.vnlosum) /* If not all vertices already in part zero */
      vmeshZero (meshptr);
  
    return (0);
  }
  