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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Mohamad Chaarawi
* June 2015
*
* Purpose: This test checks for the correct initialization and
* termination of the HDF5 library with MPI init and finalize.
*/
#include "testphdf5.h"
int nerrors = 0; /* errors count */
const char *FILENAME[] = {"after_mpi_fin", NULL};
int
main(int argc, char **argv)
{
int mpi_size, mpi_rank;
MPI_Comm comm = MPI_COMM_WORLD;
/* Initialize and finalize MPI */
MPI_Init(&argc, &argv);
MPI_Comm_size(comm, &mpi_size);
MPI_Comm_rank(comm, &mpi_rank);
if (MAINPROCESS)
TESTING("Usage of Serial HDF5 after MPI_Finalize() is called");
MPI_Finalize();
nerrors += GetTestNumErrs();
/* test if we can initialize the library with MPI being finalized
and create a file serially */
H5open();
if (mpi_rank == 0) {
char filename[1024];
hid_t file_id;
h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof filename);
file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
VRFY((file_id >= 0), "H5Fcreate succeeded");
H5Fclose(file_id);
file_id = -1;
}
H5close();
if (MAINPROCESS) {
if (0 == nerrors)
PASSED();
else
H5_FAILED();
}
return (nerrors != 0);
}
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