1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
3 * (C) 2001 by Argonne National Laboratory.
4 * See COPYRIGHT in top-level directory.
9 #include "mpitestconf.h"
14 static int verbose = 0;
17 int derived_resized_test(void);
19 /* helper functions */
20 int parse_args(int argc, char **argv);
22 int main(int argc, char **argv)
26 MPI_Init(&argc, &argv); /* MPI-1.2 doesn't allow for MPI_Init(0,0) */
27 parse_args(argc, argv);
29 /* To improve reporting of problems about operations, we
30 change the error handler to errors return */
31 MPI_Comm_set_errhandler( MPI_COMM_WORLD, MPI_ERRORS_RETURN );
33 /* perform some tests */
34 err = derived_resized_test();
35 if (err && verbose) fprintf(stderr, "%d errors in derived_resized test.\n",
39 /* print message and exit */
41 fprintf(stderr, "Found %d errors\n", errs);
44 printf(" No Errors\n");
50 /* derived_resized_test()
52 * Tests behavior with resizing of a simple derived type.
54 * Returns the number of errors encountered.
56 int derived_resized_test(void)
61 MPI_Datatype newtype, resizedtype;
66 err = MPI_Type_contiguous(count,
69 if (err != MPI_SUCCESS) {
72 "error creating type in derived_resized_test()\n");
77 err = MPI_Type_create_resized(newtype,
79 (MPI_Aint) (2*sizeof(int) + 10),
82 err = MPI_Type_size(resizedtype, &size);
83 if (err != MPI_SUCCESS) {
86 "error obtaining type size in derived_resized_test()\n");
91 if (size != 2*sizeof(int)) {
94 "error: size != %d in derived_resized_test()\n", (int) (2*sizeof(int)));
99 err = MPI_Type_extent(resizedtype, &extent);
100 if (err != MPI_SUCCESS) {
103 "error obtaining type extent in derived_resized_test()\n");
108 if (extent != 2*sizeof(int) + 10) {
111 "error: invalid extent (%d) in derived_resized_test(); should be %d\n",
113 (int) (2*sizeof(int) + 10));
118 MPI_Type_free( &newtype );
119 MPI_Type_free( &resizedtype );
125 int parse_args(int argc, char **argv)
130 while ((ret = getopt(argc, argv, "v")) >= 0)
139 if (argc > 1 && strcmp(argv[1], "-v") == 0)