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929e8ce128
- Check for mpi is_initialized and is_finalized before making MPI calls in init/terminate of HDF5. - Add a test to make sure we can make serial HDF5 calls from rank 0 after MPI_Finalize is called. tested with h5committest
77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the files COPYING and Copyright.html. COPYING can be found at the root *
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* of the source code distribution tree; Copyright.html can be found at the *
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* root level of an installed copy of the electronic HDF5 document set and *
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* is linked from the top-level documents page. It can also be found at *
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* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
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* access to either file, you may request a copy from help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*
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* Programmer: Mohamad Chaarawi
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* June 2015
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*
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* Purpose: This test checks for the correct initialization and
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* termination of the HDF5 library with MPI init and finalize.
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*/
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#include "testphdf5.h"
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int nerrors = 0; /* errors count */
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const char *FILENAME[] = {
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"after_mpi_fin",
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NULL
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};
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int
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main (int argc, char **argv)
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{
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int mpi_size, mpi_rank;
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MPI_Comm comm = MPI_COMM_WORLD;
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/* Initialize and finalize MPI */
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MPI_Init(&argc, &argv);
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MPI_Comm_size(comm, &mpi_size);
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MPI_Comm_rank(comm, &mpi_rank);
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if(MAINPROCESS)
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TESTING("Usage of Serial HDF5 after MPI_Finalize() is called");
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MPI_Finalize();
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nerrors += GetTestNumErrs();
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/* test if we can initialize the library with MPI being finalized
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and create a file serially */
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H5open();
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if(mpi_rank == 0) {
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char filename[1024];
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hid_t file_id;
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h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof filename);
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file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
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VRFY((file_id >= 0), "H5Fcreate succeeded");
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H5Fclose(file_id);
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file_id = -1;
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}
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H5close();
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if(MAINPROCESS) {
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if(0 == nerrors)
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PASSED()
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else
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H5_FAILED()
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}
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return (nerrors!=0);
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}
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