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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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "hdf5.h"
#define NELMTS(X) (sizeof(X)/sizeof(X[0])) /* # of elements */
#define TEST_THRESHOLD2 2 /* Free space section threshold */
const char *FILENAMES[] = {
"filespace_persist.h5", /* H5F_FILE_SPACE_ALL_PERSIST */
"filespace_default.h5", /* H5F_FILE_SPACE_ALL */
"filespace_aggr_vfd.h5", /* H5F_FILE_SPACE_AGGR_VFD */
"filespace_vfd.h5", /* H5F_FILE_SPACE_VFD */
"filespace_threshold.h5" /* H5F_FILE_SPACE_ALL, non-default threshold */
};
#define DATASET "dset"
#define NUM_ELMTS 100
/*
* Compile and run this program in file-space branch to generate
* HDF5 files with different kinds of file space strategies
* Move the HDF5 files to the 1.6 and 1.8 branch for compatibility
* testing:test_filespace_compatible() will use the files
*/
static void gen_file(void)
{
hid_t fid;
hid_t fcpl;
hid_t dataset, space;
hsize_t dim[1];
int data[NUM_ELMTS];
unsigned i, j; /* Local index variable */
H5F_file_space_type_t fs_type; /* File space handling strategy */
for(j = 0, fs_type = H5F_FILE_SPACE_ALL_PERSIST; j < NELMTS(FILENAMES); j++, fs_type = (H5F_file_space_type_t)(fs_type + 1)) {
/* Get a copy of the default file creation property */
fcpl = H5Pcreate(H5P_FILE_CREATE);
if(fs_type == H5F_FILE_SPACE_NTYPES) /* last file */
/* Set default strategy but non-default threshold */
H5Pset_file_space(fcpl, H5F_FILE_SPACE_ALL, (hsize_t)TEST_THRESHOLD2);
else
/* Set specified file space strategy and free space section threshold */
H5Pset_file_space(fcpl, fs_type, (hsize_t)0);
/* Create the file with the file space info */
fid = H5Fcreate(FILENAMES[j], H5F_ACC_TRUNC, fcpl, H5P_DEFAULT);
dim[0] = NUM_ELMTS;
space = H5Screate_simple(1, dim, NULL);
dataset = H5Dcreate2(fid, DATASET, H5T_NATIVE_INT, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
for(i = 0; i < NUM_ELMTS; i++)
data[i] = i;
H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, data);
H5Dclose(dataset);
H5Sclose(space);
H5Fclose(fid);
}
}
int main(void)
{
gen_file();
return 0;
}
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