X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/cd9affe6152d6bbec19a72ea6fe26ab9407b51b7..fff5fbf696a8eaf8a7f230c4e15c763db690bcc3:/teshsuite/smpi/isp/umpire/group-no-free-exhaustive.c

diff --git a/teshsuite/smpi/isp/umpire/group-no-free-exhaustive.c b/teshsuite/smpi/isp/umpire/group-no-free-exhaustive.c
new file mode 100644
index 0000000000..be2f596dfe
--- /dev/null
+++ b/teshsuite/smpi/isp/umpire/group-no-free-exhaustive.c
@@ -0,0 +1,109 @@
+/* -*- Mode: C; -*- */
+/* Creator: Bronis R. de Supinski (bronis@llnl.gov)  */
+
+/* group-no-free-exhaustive.c -- use all group constructors without freeing */
+
+#ifndef lint
+static char *rcsid =
+  "$Header: /usr/gapps/asde/cvs-vault/umpire/tests/group-no-free-exhaustive.c,v 1.1 2002/05/29 16:09:49 bronis Exp $";
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include "mpi.h"
+
+
+#define GROUP_CONSTRUCTOR_COUNT 9
+#define INTERCOMM_CREATE_TAG 666
+
+
+int
+main (int argc, char **argv)
+{
+  int nprocs = -1;
+  int rank = -1;
+  int comm = MPI_COMM_WORLD;
+  char processor_name[128];
+  int namelen = 128;
+  int i;
+  int ranks[2], ranges[1][3];
+  MPI_Group newgroup[GROUP_CONSTRUCTOR_COUNT]; 
+  MPI_Group newgroup2[GROUP_CONSTRUCTOR_COUNT]; 
+  MPI_Comm temp;
+  MPI_Comm intercomm = MPI_COMM_NULL;
+
+  /* init */
+  MPI_Init (&argc, &argv);
+  MPI_Comm_size (comm, &nprocs);
+  MPI_Comm_rank (comm, &rank);
+  MPI_Get_processor_name (processor_name, &namelen);
+  printf ("(%d) is alive on %s\n", rank, processor_name);
+  fflush (stdout);
+
+  ranks[0] = 0;
+  ranks[1] = 1;
+
+  ranges[0][0] = 0;
+  ranges[0][1] = 2;
+  ranges[0][2] = 2;
+
+  MPI_Barrier (comm);
+
+  if (nprocs < 3) {
+      printf ("requires at least 3 tasks\n");
+  }
+  else {
+    /* create the groups */
+    if (GROUP_CONSTRUCTOR_COUNT > 0)
+      MPI_Comm_group (MPI_COMM_WORLD, &newgroup[0]);
+
+    if (GROUP_CONSTRUCTOR_COUNT > 1)
+      MPI_Group_incl (newgroup[0], 2, ranks, &newgroup[1]);    
+
+    if (GROUP_CONSTRUCTOR_COUNT > 2)
+      MPI_Group_excl (newgroup[0], 2, ranks, &newgroup[2]);
+
+    if (GROUP_CONSTRUCTOR_COUNT > 3)
+      MPI_Group_range_incl (newgroup[0], 1, ranges, &newgroup[3]);    
+
+    if (GROUP_CONSTRUCTOR_COUNT > 4)
+      MPI_Group_range_excl (newgroup[0], 1, ranges, &newgroup[4]);    
+
+    if (GROUP_CONSTRUCTOR_COUNT > 5)
+      MPI_Group_union (newgroup[1], newgroup[3], &newgroup[5]);
+
+    if (GROUP_CONSTRUCTOR_COUNT > 6)
+      MPI_Group_intersection (newgroup[5], newgroup[2], &newgroup[6]);
+
+    if (GROUP_CONSTRUCTOR_COUNT > 7)
+      MPI_Group_difference (newgroup[5], newgroup[2], &newgroup[7]);
+
+    if (GROUP_CONSTRUCTOR_COUNT > 8) {
+      /* need lots of stuff for this constructor... */
+      MPI_Comm_split (MPI_COMM_WORLD, rank % 3, nprocs - rank, &temp);
+
+      if (rank % 3) {
+	MPI_Intercomm_create (temp, 0, MPI_COMM_WORLD, 
+			      (((nprocs % 3) == 2) && ((rank % 3) == 2)) ?
+			      nprocs - 1 : nprocs - (rank % 3) - (nprocs % 3),
+			      INTERCOMM_CREATE_TAG, &intercomm);
+
+	MPI_Comm_remote_group (intercomm, &newgroup[8]);
+
+	MPI_Comm_free (&intercomm);
+      }
+      else {
+	MPI_Comm_group (temp, &newgroup[8]);
+      }
+
+      MPI_Comm_free (&temp);
+    }
+  }      
+
+  MPI_Barrier (comm);
+
+  printf ("(%d) Finished normally\n", rank);
+  MPI_Finalize ();
+}
+
+/* EOF */