1 /* Copyright 2007,2010 ENSEIRB, INRIA & CNRS
2 **
3 ** This file is part of the Scotch software package for static mapping,
4 ** graph partitioning and sparse matrix ordering.
5 **
6 ** This software is governed by the CeCILL-C license under French law
7 ** and abiding by the rules of distribution of free software. You can
8 ** use, modify and/or redistribute the software under the terms of the
9 ** CeCILL-C license as circulated by CEA, CNRS and INRIA at the following
10 ** URL: "http://www.cecill.info".
11 **
12 ** As a counterpart to the access to the source code and rights to copy,
13 ** modify and redistribute granted by the license, users are provided
14 ** only with a limited warranty and the software's author, the holder of
15 ** the economic rights, and the successive licensors have only limited
16 ** liability.
17 **
18 ** In this respect, the user's attention is drawn to the risks associated
19 ** with loading, using, modifying and/or developing or reproducing the
20 ** software by the user in light of its specific status of free software,
21 ** that may mean that it is complicated to manipulate, and that also
22 ** therefore means that it is reserved for developers and experienced
23 ** professionals having in-depth computer knowledge. Users are therefore
24 ** encouraged to load and test the software's suitability as regards
25 ** their requirements in conditions enabling the security of their
26 ** systems and/or data to be ensured and, more generally, to use and
27 ** operate it in the same conditions as regards security.
28 **
29 ** The fact that you are presently reading this means that you have had
30 ** knowledge of the CeCILL-C license and that you accept its terms.
31 */
32 /************************************************************/
33 /**                                                        **/
34 /**   NAME       : dgraph_view.c                           **/
35 /**                                                        **/
36 /**   AUTHOR     : Francois PELLEGRINI                     **/
37 /**                                                        **/
38 /**   FUNCTION   : These lines are the data declarations   **/
39 /**                for the distributed graph general       **/
40 /**                purpose routines.                       **/
41 /**                                                        **/
42 /**    DATES     : # Version P0.0 : from : 01 apr 1997     **/
43 /**                                 to     01 apr 1997     **/
44 /**                # Version P0.1 : from : 12 apr 1998     **/
45 /**                                 to     20 jun 1998     **/
46 /**                # Version 5.0  : from : 16 feb 2005     **/
47 /**                                 to   : 15 aug 2006     **/
48 /**                # Version 5.1  : from : 11 aug 2010     **/
49 /**                                 to   : 12 aug 2010     **/
50 /**                                                        **/
51 /************************************************************/
52 
53 /*
54 ** The defines and includes.
55 */
56 
57 #define DGRAPH
58 
59 #include "module.h"
60 #include "common.h"
61 #include "dgraph.h"
62 
63 /*************************************/
64 /*                                   */
65 /* These routines handle distributed */
66 /* source graphs.                    */
67 /*                                   */
68 /*************************************/
69 
70 /* This routine displays the contents
71 ** of the given graph structure.
72 ** It returns:
73 ** - 0   : on success.
74 ** - !0  : on error.
75 */
76 
77 int
dgraphView(const Dgraph * restrict const grafptr,FILE * const stream)78 dgraphView (
79 const Dgraph * restrict const grafptr,
80 FILE * const                  stream)
81 {
82   MPI_Comm            proccomm;                   /* Graph communicator                     */
83   int                 procglbnbr;                 /* Number of processes sharing graph data */
84   int                 proclocnum;                 /* Number of this process                 */
85   int                 procngbnbr;
86   int                 procngbnum;
87   Gnum                vertlocnum;
88   Gnum                edgelocnum;
89   Gnum *              edgelocptr;
90 
91   proccomm = grafptr->proccomm;                   /* Simplify                  */
92   MPI_Comm_size (proccomm, &procglbnbr);          /* Rely on communicator data */
93   MPI_Comm_rank (proccomm, &proclocnum);
94 
95   fflush (stream);                                /* Flush previous data */
96   for (procngbnbr = 0; procngbnbr < procglbnbr; procngbnbr ++) {
97     MPI_Barrier (proccomm);
98     if (procngbnbr == proclocnum) {
99       fprintf (stream, "Process %d:\n",
100 	       proclocnum);
101       fprintf (stream, "  vertglbnbr: " GNUMSTRING "\n  vertgstnbr: " GNUMSTRING "\n vertgstnnd: " GNUMSTRING "\n  vertlocnbr: " GNUMSTRING "\n vertlocnnd: " GNUMSTRING "\n",
102 	       (Gnum) grafptr->vertglbnbr,
103 	       (Gnum) grafptr->vertgstnbr,
104 	       (Gnum) grafptr->vertgstnnd,
105 	       (Gnum) grafptr->vertlocnbr,
106 	       (Gnum) grafptr->vertlocnnd);
107       fprintf (stream, "  vertloctax:");
108       if (grafptr->vendloctax == grafptr->vertloctax + 1) {
109 	for (vertlocnum = grafptr->baseval; vertlocnum <= grafptr->vertlocnnd; vertlocnum ++)/**/
110 	  fprintf (stream, " " GNUMSTRING,
111 		   (Gnum) grafptr->vertloctax[vertlocnum]);
112 	fprintf (stream, " x\n  vendloctax: = vertloctax + 1");
113       }
114       else {
115 	for (vertlocnum = grafptr->baseval; vertlocnum < grafptr->vertlocnnd; vertlocnum ++)
116 	  fprintf (stream, " " GNUMSTRING,
117 		   (Gnum) grafptr->vertloctax[vertlocnum]);
118 	fprintf (stream, "  vendloctax: x");
119 	for (vertlocnum = grafptr->baseval; vertlocnum < grafptr->vertlocnnd; vertlocnum ++)
120 	  fprintf (stream, " " GNUMSTRING,
121 		   (Gnum) grafptr->vendloctax[vertlocnum]);
122       }
123       fprintf (stream, "\n  edgeglbnbr: " GNUMSTRING "\n  edgelocnbr: " GNUMSTRING "\n",
124 	       (Gnum) grafptr->edgeglbnbr,
125 	       (Gnum) grafptr->edgelocnbr);
126       fprintf (stream, "  edgeloctax:");
127       for (edgelocnum = grafptr->baseval, edgelocptr = grafptr->edgeloctax;
128 	   edgelocnum < grafptr->edgelocnbr + grafptr->baseval;
129 	   edgelocnum ++, edgelocptr ++)
130 	fprintf (stream, " " GNUMSTRING,
131 		 (Gnum) *edgelocptr);
132       if ((grafptr->flagval & DGRAPHHASEDGEGST) != 0) {
133 	fprintf (stream, "\n  edgegsttax:");
134 	for (edgelocnum = grafptr->baseval, edgelocptr = grafptr->edgegsttax;
135 	     edgelocnum < grafptr->edgelocnbr + grafptr->baseval;
136 	     edgelocnum ++, edgelocptr ++)
137 	  fprintf (stream, " " GNUMSTRING,
138 		   (Gnum) *edgelocptr);
139       }
140       fprintf (stream, "\n  procdsptab:");
141       for (procngbnum = 0; procngbnum <= procglbnbr ; procngbnum ++)
142 	fprintf (stream, " " GNUMSTRING,
143 		 (Gnum) grafptr->procdsptab[procngbnum]);
144       fprintf (stream, "\n  procngbnbr: %d",
145 	       grafptr->procngbnbr);
146       fprintf (stream, "\n  procngbtab:");
147       for (procngbnum = 0; procngbnum < grafptr->procngbnbr; procngbnum ++)
148 	fprintf (stream, " %d",
149 		 grafptr->procngbtab[procngbnum]);
150       fprintf (stream, "\n  procrcvtab:");
151       for (procngbnum = 0; procngbnum < grafptr->procglbnbr; procngbnum ++)
152 	fprintf (stream, " %d",
153 		 grafptr->procrcvtab[procngbnum]);
154       fprintf (stream, "\n  procsndnbr: %d",
155 	       grafptr->procsndnbr);
156       fprintf (stream, "\n  procsndtab:");
157       for (procngbnum = 0; procngbnum < grafptr->procglbnbr; procngbnum ++)
158 	fprintf (stream, " %d",
159 		 grafptr->procsndtab[procngbnum]);
160       fprintf (stream, "\n  degrglbmax: " GNUMSTRING,
161 	       (Gnum) grafptr->degrglbmax);
162       fprintf (stream, "\n");
163       fflush  (stream);                           /* Flush data */
164     }
165   }
166   MPI_Barrier (proccomm);
167 
168   return (0);
169 }
170