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/* Copyright 2015,2016,2018,2019 IPB, Universite de Bordeaux, 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 : test_scotch_arch_deco.c **/
/** **/
/** AUTHOR : Francois PELLEGRINI **/
/** **/
/** FUNCTION : This module tests the operation of **/
/** the SCOTCH_arch*() routines. **/
/** **/
/** DATES : # Version 6.0 : from : 28 dec 2015 **/
/** to : 25 sep 2019 **/
/** **/
/** DATES : # This code derives from that of **/
/** test_scotch_arch.c **/
/** **/
/************************************************************/
/*
** The defines and includes.
*/
#include <stdio.h>
#if (((defined __STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || (defined HAVE_STDINT_H))
#include <stdint.h>
#endif /* (((defined __STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || (defined HAVE_STDINT_H)) */
#include <stdlib.h>
#include <string.h>
#include "scotch.h"
#define ARCHNBR 6
/*********************/
/* */
/* The main routine. */
/* */
/*********************/
int
main (
int argc,
char * argv[])
{
FILE * fileptr;
SCOTCH_Num vertnbr;
SCOTCH_Graph grafdat;
SCOTCH_Strat stradat;
SCOTCH_Arch archtab[ARCHNBR];
int archnbr = 0;
int i;
SCOTCH_Num listnbr = 5;
SCOTCH_Num listtab[] = { 0, 4, 1, 5, 7 };
SCOTCH_errorProg (argv[0]);
if (argc != 3) {
SCOTCH_errorPrint ("usage: %s graph_file architecture_file", argv[0]);
exit (EXIT_FAILURE);
}
SCOTCH_randomReset ();
if (SCOTCH_graphInit (&grafdat) != 0) { /* Initialize source graph */
SCOTCH_errorPrint ("main: cannot initialize graph");
exit (EXIT_FAILURE);
}
if ((fileptr = fopen (argv[1], "r")) == NULL) {
SCOTCH_errorPrint ("main: cannot open file");
exit (EXIT_FAILURE);
}
if (SCOTCH_graphLoad (&grafdat, fileptr, -1, 0) != 0) { /* Read source graph */
SCOTCH_errorPrint ("main: cannot load graph");
exit (EXIT_FAILURE);
}
fclose (fileptr);
SCOTCH_graphSize (&grafdat, &vertnbr, NULL);
if (vertnbr < 8) {
SCOTCH_errorPrint ("main: graph is too small");
exit (EXIT_FAILURE);
}
if ((fileptr = fopen (argv[2], "w")) == NULL) {
SCOTCH_errorPrint ("main: cannot open file");
exit (EXIT_FAILURE);
}
SCOTCH_stratInit (&stradat);
for (i = 1, archnbr = 0; i <= 2; i ++) {
int j;
int o;
if (i == 1)
o = SCOTCH_archBuild0 (&archtab[archnbr], &grafdat, vertnbr, NULL, &stradat);
else
o = SCOTCH_archBuild2 (&archtab[archnbr], &grafdat, vertnbr, NULL);
if (o != 0) {
SCOTCH_errorPrint ("main: cannot create decomposition-described architecture (%d)", 2 * i - 1);
exit (EXIT_FAILURE);
}
if (i == 1)
o = SCOTCH_archBuild0 (&archtab[archnbr + 1], &grafdat, listnbr, listtab, &stradat);
else
o = SCOTCH_archBuild2 (&archtab[archnbr + 1], &grafdat, listnbr, listtab);
if (o != 0) {
SCOTCH_errorPrint ("main: cannot create decomposition-described architecture (%d)", 2 * i);
exit (EXIT_FAILURE);
}
if (i == 2) {
if (SCOTCH_archSub (&archtab[archnbr + 2], &archtab[archnbr], listnbr, listtab) != 0) {
SCOTCH_errorPrint ("main: cannot create sub-architecture (%d)", i);
exit (EXIT_FAILURE);
}
}
for (j = 0; j < (1 + i); j ++) {
if (SCOTCH_archSave (&archtab[archnbr + j], fileptr) != 0) {
SCOTCH_errorPrint ("main: cannot save architecture (%d)", archnbr + 1 + j);
exit (EXIT_FAILURE);
}
}
archnbr += (1 + i);
}
fclose (fileptr);
SCOTCH_stratExit (&stradat);
for (i = archnbr - 1; i >= 0; i --) /* Destroy architectures in reverse order to destroy sub-architectures first */
SCOTCH_archExit (&archtab[i]);
SCOTCH_graphExit (&grafdat);
if ((fileptr = fopen (argv[2], "r")) == NULL) { /* Read all architectures from file where they were written to */
SCOTCH_errorPrint ("main: cannot open file (2)");
exit (EXIT_FAILURE);
}
for (i = 0; i < archnbr; i ++) {
if ((SCOTCH_archInit (&archtab[i]) != 0) ||
(SCOTCH_archLoad (&archtab[i], fileptr) != 0)) {
SCOTCH_errorPrint ("main: cannot load architecture (%d)", 1 + i);
exit (EXIT_FAILURE);
}
}
fclose (fileptr);
for (i = 0; i < archnbr; i ++) /* Destroy architectures in any order, as they are now all autonomous from each other */
SCOTCH_archExit (&archtab[i]);
exit (EXIT_SUCCESS);
}
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