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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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 program illustrates assertion errors when linked
* to HDF5 1.4.1-post2 or 1.4.2-pre3 debug library.
*
* If the assertion errors are ignored, the program eventually causes
* an error in H5Gcreate2 when writing object 83381.
*
* When writing in single file mode, the assertion errors still occur
* but the H5Gcreate2 error does not.
*/
#include "h5test.h"
#define FILEN "testmeta.h5"
#define CHUNK_SIZE 512
#define NDATAARRAYS 3
/*#define NPOINTS 2048*/
#define NPOINTS 20
#define NEXTARRAYS 10
#define NDATAOBJECTS 100000
int
main(void)
{
hid_t file_id, prop_id, memspace_id, type_id;
hid_t group_id;
hid_t dataset_id, dataspace_id;
herr_t status;
hsize_t dims[1];
hsize_t maxdims[1];
float data[NPOINTS];
float floatval;
unsigned numdataobj = 0;
unsigned i, j;
char name[80];
hsize_t start[1] = {0};
hsize_t stride[1] = {1};
hsize_t count[1] = {1};
/* Create a file */
file_id = H5Fcreate(FILEN, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
/* Create a dataset to hold the number of data objects */
/* Create the data space */
dataspace_id = H5Screate(H5S_SCALAR);
/* Create dataset */
dataset_id = H5Dcreate2(file_id, "/NumDataObj", H5T_NATIVE_UINT, dataspace_id, H5P_DEFAULT, H5P_DEFAULT,
H5P_DEFAULT);
/* Write value to NumDataObj dataset */
status = H5Dwrite(dataset_id, H5T_NATIVE_UINT, H5S_ALL, H5S_ALL, H5P_DEFAULT, &numdataobj);
/* Close the identifiers */
status = H5Dclose(dataset_id);
status = H5Sclose(dataspace_id);
/* Create extendible arrays */
/* Set up for extendible dataset */
prop_id = H5Pcreate(H5P_DATASET_CREATE);
dims[0] = CHUNK_SIZE;
status = H5Pset_chunk(prop_id, 1, dims);
/* Create dataspace */
dims[0] = 1;
maxdims[0] = H5S_UNLIMITED;
dataspace_id = H5Screate_simple(1, dims, maxdims);
for (i = 0; i < NEXTARRAYS; i++) {
/* Create dataset */
HDsnprintf(name, sizeof(name), "/ExtArray%06d", i);
dataset_id =
H5Dcreate2(file_id, name, H5T_NATIVE_FLOAT, dataspace_id, H5P_DEFAULT, prop_id, H5P_DEFAULT);
/* Close the identifier */
status = H5Dclose(dataset_id);
}
/* Close the identifiers */
status = H5Sclose(dataspace_id);
status = H5Pclose(prop_id);
/* Create group to hold data object data arrays */
group_id = H5Gcreate2(file_id, "/DataArray", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
H5Gclose(group_id);
for (j = 0; j < NDATAOBJECTS; j++) {
/* Removed print statement as it would lock system resources on Windows */
/*
* HDprintf("\rWriting Object #%d of %d", j+1, NDATAOBJECTS);
* HDfflush(stdout);
*/
floatval = (float)j;
/* Create group to hold data arrays for this object */
HDsnprintf(name, sizeof(name), "/DataArray/%06d", j);
group_id = H5Gcreate2(file_id, name, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
if (group_id < 0) {
HDfprintf(stderr, "Failed to create DataArray group.\n");
status = H5Fclose(file_id);
return -1;
}
/* Loop over data arrays */
for (i = 0; i < NDATAARRAYS; i++) {
/* Create dataspace */
dims[0] = NPOINTS;
maxdims[0] = NPOINTS;
dataspace_id = H5Screate_simple(1, dims, maxdims);
/* Create dataset */
HDsnprintf(name, sizeof(name), "DataArray%06d", i);
dataset_id = H5Dcreate2(group_id, name, H5T_NATIVE_FLOAT, dataspace_id, H5P_DEFAULT, H5P_DEFAULT,
H5P_DEFAULT);
if (dataset_id < 0) {
HDfprintf(stderr, "Failed to create DataArray dataset.\n");
status = H5Fclose(file_id);
return -1;
}
/* Write the data array data */
status = H5Dwrite(dataset_id, H5T_NATIVE_FLOAT, H5S_ALL, H5S_ALL, H5P_DEFAULT, data);
if (status < 0) {
HDfprintf(stderr, "Failed to write DataArray dataset.\n");
status = H5Fclose(file_id);
return -1;
}
/* Close the identifiers */
status = H5Dclose(dataset_id);
status = H5Sclose(dataspace_id);
}
/* Open NumDataObj dataset */
dataset_id = H5Dopen2(file_id, "/NumDataObj", H5P_DEFAULT);
if (dataset_id < 0) {
HDfprintf(stderr, "Failed to open NumDataObj dataset.\n");
status = H5Fclose(file_id);
return -1;
}
/* Write value to NumDataObj dataset */
numdataobj = j + 1;
status = H5Dwrite(dataset_id, H5T_NATIVE_UINT, H5S_ALL, H5S_ALL, H5P_DEFAULT, &numdataobj);
if (status < 0) {
HDfprintf(stderr, "Failed to write NumDataObj dataset.\n");
status = H5Fclose(file_id);
return -1;
}
/* Close identifiers */
status = H5Dclose(dataset_id);
status = H5Gclose(group_id);
/* Extend attribute arrays */
for (i = 0; i < NEXTARRAYS; i++) {
/* Open extendable dataset */
HDsnprintf(name, sizeof(name), "/ExtArray%06d", i);
dataset_id = H5Dopen2(file_id, name, H5P_DEFAULT);
if (dataset_id < 0) {
HDfprintf(stderr, "Failed to open ExtArray dataset.\n");
status = H5Fclose(file_id);
return -1;
} /* end if */
/* Extend attribute dataset */
dims[0] = (hsize_t)j + 1;
status = H5Dset_extent(dataset_id, dims);
if (status < 0) {
HDfprintf(stderr, "Failed to extend DataArray dataset.\n");
status = H5Fclose(file_id);
return -1;
} /* end if */
/* Select element and write value to attribute dataset */
dims[0] = 1;
memspace_id = H5Screate_simple(1, dims, dims);
dataspace_id = H5Dget_space(dataset_id);
type_id = H5Dget_type(dataset_id);
start[0] = 0;
status = H5Sselect_hyperslab(memspace_id, H5S_SELECT_SET, start, stride, count, NULL);
start[0] = (hsize_t)j;
status = H5Sselect_hyperslab(dataspace_id, H5S_SELECT_SET, start, stride, count, NULL);
status = H5Dwrite(dataset_id, type_id, memspace_id, dataspace_id, H5P_DEFAULT, &floatval);
if (status < 0) {
HDfprintf(stderr, "Failed to write DataArray dataset.\n");
status = H5Fclose(file_id);
return -1;
}
/* Close identifiers */
status = H5Tclose(type_id);
status = H5Sclose(dataspace_id);
status = H5Sclose(memspace_id);
status = H5Dclose(dataset_id);
}
}
/* Close the file */
status = H5Fclose(file_id);
HDprintf("\n");
return 0;
}
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