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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: James Laird <jlaird@hdfgroup.org>
* Tuesday, June 6, 2006
*
* This program creates HDF5 files with user-defined links. These files
* should be created on a little-endian and a big-endian machine.
* They will be named according to the platform and should
* be placed in the hdf5/test directory so that the links test can use them.
*
*/
#include "hdf5.h"
#include <string.h>
#define NAME_LE_1 "le_extlink1.h5"
#define NAME_LE_2 "le_extlink2.h5"
#define NAME_BE_1 "be_extlink1.h5"
#define NAME_BE_2 "be_extlink2.h5"
#define NAME_BUF_SIZE 25
int
main(void)
{
hid_t fid1 = -1;
hid_t fid2 = -1;
hid_t gid = -1;
char filename1[NAME_BUF_SIZE];
char filename2[NAME_BUF_SIZE];
/* Name the files differently depending on the endianness of this platform */
switch (H5Tget_order(H5T_NATIVE_INT)) {
case H5T_ORDER_LE:
strcpy(filename1, NAME_LE_1);
strcpy(filename2, NAME_LE_2);
break;
case H5T_ORDER_BE:
strcpy(filename1, NAME_BE_1);
strcpy(filename2, NAME_BE_2);
break;
case H5T_ORDER_ERROR:
case H5T_ORDER_VAX:
case H5T_ORDER_MIXED:
case H5T_ORDER_NONE:
default:
goto error;
}
/* Create the two files */
if ((fid1 = H5Fcreate(filename1, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
goto error;
if ((fid2 = H5Fcreate(filename2, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
goto error;
/* Create two groups in the second file */
if ((gid = H5Gcreate2(fid2, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
goto error;
if ((H5Gclose(gid)) < 0)
goto error;
if ((gid = H5Gcreate2(fid2, "group/subgroup", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
goto error;
if ((H5Gclose(gid)) < 0)
goto error;
/* Create an external link in the first file pointing to the group in the second file */
if (H5Lcreate_external(filename2, "group", fid1, "ext_link", H5P_DEFAULT, H5P_DEFAULT) < 0)
goto error;
if ((H5Fclose(fid1)) < 0)
goto error;
if ((H5Fclose(fid2)) < 0)
goto error;
return 0;
error:
H5E_BEGIN_TRY
{
H5Fclose(fid1);
H5Fclose(fid2);
H5Gclose(gid);
}
H5E_END_TRY
return 1;
}
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