mirror of
https://github.com/HDFGroup/hdf5.git
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42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
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hid_t file_id, fapl_id;
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hid_t dataset_id, dapl_id;
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unsigned counter;
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/* Create a copy of the file access property list */
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fapl_id = H5Pcreate(H5P_FILE_ACCESS);
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/* Set up the object flush property values */
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/* flush_cb: callback function to invoke when an object flushes (see below) */
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/* counter: user data to pass along to the callback function */
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H5Pset_object_flush_cb(fapl_id, flush_cb, &counter);
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/* Open the file */
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file_id = H5Fopen(FILE, H5F_ACC_RDWR, H5P_DEFAULT);
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/* Create a group */
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gid = H5Gcreate2(fid, “group”, H5P_DEFAULT, H5P_DEFAULT_H5P_DEFAULT);
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/* Open a dataset */
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dataset_id = H5Dopen2(file_id, DATASET, H5P_DEFAULT);
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/* The flush will invoke flush_cb() with counter */
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H5Dflush(dataset_id);
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/* counter will be equal to 1 */
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/* ... */
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/* The flush will invoke flush_cb() with counter */
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H5Gflush(gid);
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/* counter will be equal to 2 */
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/* ... */
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/* The callback function for object flush property */
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static herr_t
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flush_cb(hid_t obj_id, void *_udata)
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{
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unsigned *flush_ct = (unsigned *)_udata;
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++(*flush_ct);
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return 0;
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}
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