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65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/* This is part of the netCDF package.
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Copyright 2018 University Corporation for Atmospheric Research/Unidata
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See COPYRIGHT file for conditions of use.
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Test HDF5 file code. These are not intended to be exhaustive tests,
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but they use HDF5 the same way that netCDF-4 does, so if these
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tests don't work, than netCDF-4 won't work either.
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*/
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#include "h5_err_macros.h"
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#include <hdf5.h>
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#include <H5DSpublic.h>
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#define FILE_NAME "tst_h_files2.h5"
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int
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main()
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{
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printf("\n*** Checking HDF5 file functions some more.\n");
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printf("*** Checking opaque attribute creation...");
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#define OPAQUE_SIZE 20
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#define OPAQUE_NAME "type"
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#define ATT_NAME "att_name"
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#define DIM_LEN 3
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{
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hid_t fileid, access_plist, typeid, spaceid, attid;
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hsize_t dims[1]; /* netcdf attributes always 1-D. */
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unsigned char data[DIM_LEN][OPAQUE_SIZE];
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int j, k;
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/* Initialize some data. */
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for (j = 0; j < DIM_LEN; j++)
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for (k = 0; k < OPAQUE_SIZE; k++)
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data[j][k] = 42;
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/* Set the access list so that closes will fail if something is
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* still open in the file. */
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if ((access_plist = H5Pcreate(H5P_FILE_ACCESS)) < 0) ERR;
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if (H5Pset_fclose_degree(access_plist, H5F_CLOSE_SEMI)) ERR;
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/* Create file. */
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if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT,
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access_plist)) < 0) ERR;
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/* Add an opaque type. */
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if ((typeid = H5Tcreate(H5T_OPAQUE, OPAQUE_SIZE)) < 0) ERR;
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if (H5Tcommit(fileid, OPAQUE_NAME, typeid) < 0) ERR;
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/* Add attribute of this type. */
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dims[0] = 3;
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if ((spaceid = H5Screate_simple(1, dims, NULL)) < 0) ERR;
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if ((attid = H5Acreate(fileid, ATT_NAME, typeid, spaceid, H5P_DEFAULT)) < 0) ERR;
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if (H5Awrite(attid, typeid, data) < 0) ERR;
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if (H5Aclose(attid) < 0) ERR;
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if (H5Sclose(spaceid) < 0) ERR;
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if (H5Tclose(typeid) < 0) ERR;
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if (H5Fclose(fileid) < 0) ERR;
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if (H5Pclose(access_plist) < 0) ERR;
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}
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SUMMARIZE_ERR;
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FINAL_RESULTS;
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}
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