hdf5/examples/h5_rdwt.c
Larry Knox 2ea165efd0
Update license url part2 (#333)
* Modify temporary rpath for testing in java example scripts.

* Update URL in source file Copyright headers for web copy of COPYING
    file - files not in src or test.
2021-02-17 08:52:36 -06:00

52 lines
1.9 KiB
C

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This example illustrates how to write and read data in an existing
* dataset. It is used in the HDF5 Tutorial.
*/
#include "hdf5.h"
#define FILE "dset.h5"
int
main()
{
hid_t file_id, dataset_id; /* identifiers */
herr_t status;
int i, j, dset_data[4][6];
/* Initialize the dataset. */
for (i = 0; i < 4; i++)
for (j = 0; j < 6; j++)
dset_data[i][j] = i * 6 + j + 1;
/* Open an existing file. */
file_id = H5Fopen(FILE, H5F_ACC_RDWR, H5P_DEFAULT);
/* Open an existing dataset. */
dataset_id = H5Dopen2(file_id, "/dset", H5P_DEFAULT);
/* Write the dataset. */
status = H5Dwrite(dataset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, dset_data);
status = H5Dread(dataset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, dset_data);
/* Close the dataset. */
status = H5Dclose(dataset_id);
/* Close the file. */
status = H5Fclose(file_id);
}