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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://support.hdfgroup.org/ftp/HDF5/releases. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "hdf5.h"
#include <assert.h>
#define NELMTS(X) (sizeof(X)/sizeof(X[0])) /* # of elements */
const char *FILENAMES[] = {
"fsm_aggr_nopersist.h5", /* H5F_FSPACE_STRATEGY_FSM_AGGR + not persisting free-space */
"fsm_aggr_persist.h5", /* H5F_FSPACE_STRATEGY_FSM_AGGR + persisting free-space */
"paged_nopersist.h5", /* H5F_FSPACE_STRATEGY_PAGE + not persisting free-space */
"paged_persist.h5", /* H5F_FSPACE_STRATEGY_PAGE + persisting free-space */
"aggr.h5", /* H5F_FSPACE_STRATEGY_AGGR */
"none.h5" /* H5F_FSPACE_STRATEGY_NONE */
};
#define DATASET "dset"
#define NUM_ELMTS 100
#define FALSE 0
#define TRUE 1
#define INC_ENUM(TYPE,VAR) (VAR)=((TYPE)((VAR)+1))
/*
* Compile and run this program in the trunk to generate
* HDF5 files with combinations of 4 file space strategies
* and persist/not persist free-space.
* The library creates the file space info message with "mark if unknown"
* in these files.
*
* Move these files to 1.8 branch for compatibility testing:
* test_filespace_compatible() in test/tfile.c will use these files.
*
* Copy these files from the 1.8 branch back to the trunk for
* compatibility testing via test_filespace_round_compatible() in test/tfile.c.
*
*/
int main(void)
{
hid_t fid = -1; /* File ID */
hid_t fcpl = -1; /* File creation property list */
hid_t did = -1; /* Dataset ID */
hid_t sid = -1; /* Dataspace ID */
hsize_t dim[1]; /* Dimension sizes */
int data[NUM_ELMTS]; /* Buffer for data */
int i, j; /* Local index variables */
H5F_fspace_strategy_t fs_strategy; /* File space handling strategy */
unsigned fs_persist; /* Persisting free-space or not */
j = 0;
for(fs_strategy = H5F_FSPACE_STRATEGY_FSM_AGGR; fs_strategy < H5F_FSPACE_STRATEGY_NTYPES; INC_ENUM(H5F_fspace_strategy_t, fs_strategy)) {
for(fs_persist = FALSE; fs_persist <= TRUE; fs_persist++) {
if(fs_persist && fs_strategy >= H5F_FSPACE_STRATEGY_AGGR)
continue;
/* Get a copy of the default file creation property */
if((fcpl = H5Pcreate(H5P_FILE_CREATE)) < 0)
goto error;
if(H5Pset_file_space_strategy(fcpl, fs_strategy, fs_persist, (hsize_t)1) < 0)
goto error;
/* Create the file with the file space info */
if((fid = H5Fcreate(FILENAMES[j], H5F_ACC_TRUNC, fcpl, H5P_DEFAULT)) < 0)
goto error;
/* Create the dataset */
dim[0] = NUM_ELMTS;
if((sid = H5Screate_simple(1, dim, NULL)) < 0)
goto error;
if((did = H5Dcreate2(fid, DATASET, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
goto error;
for(i = 0; i < NUM_ELMTS; i++)
data[i] = i;
/* Write the dataset */
if(H5Dwrite(did, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, data) < 0)
goto error;
/* Closing */
if(H5Dclose(did) < 0)
goto error;
if(H5Sclose(sid) < 0)
goto error;
if(H5Fclose(fid) < 0)
goto error;
if(H5Pclose(fcpl) < 0)
goto error;
++j;
}
}
assert(j == NELMTS(FILENAMES));
return 0;
error:
H5E_BEGIN_TRY {
H5Sclose(sid);
H5Sclose(did);
H5Pclose(fcpl);
H5Fclose(fid);
} H5E_END_TRY;
return -1;
}
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