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/*
* Copyright (C) by Argonne National Laboratory
* See COPYRIGHT in top-level directory
*/
/* This test is similar to typename.c but checks only MPI_LB and MPI_UB. */
#include "mpi.h"
#include "mpitest.h"
#include <stdio.h>
#include <string.h>
/* Create an array with all of the MPI names in it */
typedef struct mpi_names_t {
MPI_Datatype dtype;
const char *name;
} mpi_names_t;
/* The MPI standard specifies that the names must be the MPI names,
not the related language names (e.g., MPI_CHAR, not char) */
static mpi_names_t mpi_names[] = {
{MPI_LB, "MPI_LB"},
{MPI_UB, "MPI_UB"},
{0, (char *) 0}, /* Sentinel used to indicate the last element */
};
int main(int argc, char **argv)
{
char name[MPI_MAX_OBJECT_NAME];
int namelen, i;
int errs = 0;
MTest_Init(&argc, &argv);
/* Sample some datatypes */
/* See 8.4, "Naming Objects" in MPI-2. The default name is the same
* as the datatype name */
MPI_Type_get_name(MPI_DOUBLE, name, &namelen);
if (strncmp(name, "MPI_DOUBLE", MPI_MAX_OBJECT_NAME)) {
errs++;
fprintf(stderr, "Expected MPI_DOUBLE but got :%s:, namelen %d\n", name, namelen);
}
MPI_Type_get_name(MPI_INT, name, &namelen);
if (strncmp(name, "MPI_INT", MPI_MAX_OBJECT_NAME)) {
errs++;
fprintf(stderr, "Expected MPI_INT but got :%s:, namelen %d\n", name, namelen);
}
/* Now we try them ALL */
for (i = 0; mpi_names[i].name != 0; i++) {
MTestPrintfMsg(10, "Checking type %s\n", mpi_names[i].name);
name[0] = 0;
MPI_Type_get_name(mpi_names[i].dtype, name, &namelen);
if (strncmp(name, mpi_names[i].name, MPI_MAX_OBJECT_NAME)) {
errs++;
fprintf(stderr, "Expected %s but got :%s:, namelen %d\n", mpi_names[i].name, name,
namelen);
}
}
/* Try resetting the name */
MPI_Type_set_name(MPI_INT, (char *) "int");
name[0] = 0;
MPI_Type_get_name(MPI_INT, name, &namelen);
if (strncmp(name, "int", MPI_MAX_OBJECT_NAME)) {
errs++;
fprintf(stderr, "Expected int but got :%s:, namelen %d\n", name, namelen);
}
#ifndef HAVE_MPI_INTEGER16
errs++;
fprintf(stderr, "MPI_INTEGER16 is not available\n");
#endif
MTest_Finalize(errs);
return MTestReturnValue(errs);
}
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