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/*
* Copyright (C) by Argonne National Laboratory
* See COPYRIGHT in top-level directory
*/
#include <stdio.h>
#include "mpi.h"
#include "mpitest.h"
int main(int argc, char **argv)
{
int errs = 0;
void *v;
int flag;
int vval;
int rank, size;
MTest_Init(&argc, &argv);
MPI_Comm_size(MPI_COMM_WORLD, &size);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_TAG_UB, &v, &flag);
if (!flag) {
errs++;
fprintf(stderr, "Could not get TAG_UB\n");
} else {
vval = *(int *) v;
if (vval < 32767) {
errs++;
fprintf(stderr, "Got too-small value (%d) for TAG_UB\n", vval);
}
}
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_HOST, &v, &flag);
if (!flag) {
errs++;
fprintf(stderr, "Could not get HOST\n");
} else {
vval = *(int *) v;
if ((vval < 0 || vval >= size) && vval != MPI_PROC_NULL) {
errs++;
fprintf(stderr, "Got invalid value %d for HOST\n", vval);
}
}
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_IO, &v, &flag);
if (!flag) {
errs++;
fprintf(stderr, "Could not get IO\n");
} else {
vval = *(int *) v;
if ((vval < 0 || vval >= size) && vval != MPI_ANY_SOURCE && vval != MPI_PROC_NULL) {
errs++;
fprintf(stderr, "Got invalid value %d for IO\n", vval);
}
}
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_WTIME_IS_GLOBAL, &v, &flag);
if (flag) {
/* Wtime need not be set */
vval = *(int *) v;
if (vval < 0 || vval > 1) {
errs++;
fprintf(stderr, "Invalid value for WTIME_IS_GLOBAL (got %d)\n", vval);
}
}
/* MPI 2.0, section 5.5.3 - MPI_APPNUM should be set if the program is
* started with more than one executable name (e.g., in MPMD instead
* of SPMD mode). This is independent of the dynamic process routines,
* and should be supported even if MPI_COMM_SPAWN and friends are not. */
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_APPNUM, &v, &flag);
/* appnum need not be set */
if (flag) {
vval = *(int *) v;
if (vval < 0) {
errs++;
fprintf(stderr, "MPI_APPNUM is defined as %d but must be nonnegative\n", vval);
}
}
/* MPI 2.0 section 5.5.1. MPI_UNIVERSE_SIZE need not be set, but
* should be present. */
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_UNIVERSE_SIZE, &v, &flag);
/* MPI_UNIVERSE_SIZE need not be set */
if (flag) {
/* But if it is set, it must be at least the size of comm_world */
vval = *(int *) v;
if (vval < size) {
errs++;
fprintf(stderr, "MPI_UNIVERSE_SIZE = %d, less than comm world (%d)\n", vval, size);
}
}
MPI_Comm_get_attr(MPI_COMM_WORLD, MPI_LASTUSEDCODE, &v, &flag);
/* Last used code must be defined and >= MPI_ERR_LASTCODE */
if (flag) {
vval = *(int *) v;
if (vval < MPI_ERR_LASTCODE) {
errs++;
fprintf(stderr,
"MPI_LASTUSEDCODE points to an integer (%d) smaller than MPI_ERR_LASTCODE (%d)\n",
vval, MPI_ERR_LASTCODE);
}
} else {
errs++;
fprintf(stderr, "MPI_LASTUSECODE is not defined\n");
}
MTest_Finalize(errs);
return MTestReturnValue(errs);
}
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