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-rw-r--r--src/H5Dint.c78
1 files changed, 54 insertions, 24 deletions
diff --git a/src/H5Dint.c b/src/H5Dint.c
index b6c0341..bfe1497 100644
--- a/src/H5Dint.c
+++ b/src/H5Dint.c
@@ -61,8 +61,8 @@ static herr_t H5D__cache_dataspace_info(const H5D_t *dset);
static herr_t H5D__init_space(H5F_t *file, const H5D_t *dset, const H5S_t *space);
static herr_t H5D__update_oh_info(H5F_t *file, hid_t dxpl_id, H5D_t *dset,
hid_t dapl_id);
-static herr_t H5D_build_extfile_prefix(const H5D_t *dset, hid_t dapl_id,
- char **extfile_prefix);
+static herr_t H5D_build_file_prefix(const H5D_t *dset, hid_t dapl_id, const char * prefix_type,
+ char **file_prefix);
static herr_t H5D__open_oid(H5D_t *dataset, hid_t dapl_id, hid_t dxpl_id);
static herr_t H5D__init_storage(const H5D_io_info_t *io_info, hbool_t full_overwrite,
hsize_t old_dim[]);
@@ -963,24 +963,25 @@ done:
} /* end H5D__update_oh_info() */
+
/*--------------------------------------------------------------------------
- * Function: H5D_build_extfile_prefix
+ * Function: H5D_build_file_prefix
*
- * Purpose: Determine the external file prefix to be used and store
- * it in extfile_prefix. Stores an empty string if no prefix
+ * Purpose: Determine the file prefix to be used and store
+ * it in file_prefix. Stores an empty string if no prefix
* should be used.
*
* Return: SUCCEED/FAIL
*--------------------------------------------------------------------------
*/
static herr_t
-H5D_build_extfile_prefix(const H5D_t *dset, hid_t dapl_id, char **extfile_prefix /*out*/)
+H5D_build_file_prefix(const H5D_t *dset, hid_t dapl_id, const char *prefix_type, char **file_prefix /*out*/)
{
char *prefix = NULL; /* prefix used to look for the file */
- char *extpath = NULL; /* absolute path of directory the HDF5 file is in */
- size_t extpath_len; /* length of extpath */
+ char *filepath = NULL; /* absolute path of directory the HDF5 file is in */
+ size_t filepath_len; /* length of file path */
size_t prefix_len; /* length of prefix */
- size_t extfile_prefix_len; /* length of expanded prefix */
+ size_t file_prefix_len; /* length of expanded prefix */
H5P_genplist_t *plist = NULL; /* Property list pointer */
herr_t ret_value = SUCCEED; /* Return value */
@@ -990,20 +991,25 @@ H5D_build_extfile_prefix(const H5D_t *dset, hid_t dapl_id, char **extfile_prefix
HDassert(dset);
HDassert(dset->oloc.file);
- extpath = H5F_EXTPATH(dset->oloc.file);
- HDassert(extpath);
+ filepath = H5F_EXTPATH(dset->oloc.file);
+ HDassert(filepath);
/* XXX: Future thread-safety note - getenv is not required
* to be reentrant.
*/
- prefix = HDgetenv("HDF5_EXTFILE_PREFIX");
+ if (HDstrcmp(prefix_type, H5D_ACS_VDS_PREFIX_NAME) == 0)
+ prefix = HDgetenv("HDF5_VDS_PREFIX");
+ else if (HDstrcmp(prefix_type, H5D_ACS_EFILE_PREFIX_NAME) == 0)
+ prefix = HDgetenv("HDF5_EXTFILE_PREFIX");
+ else
+ HGOTO_ERROR(H5E_PLIST, H5E_BADTYPE, FAIL, "prefix name is not sensible")
if(prefix == NULL || *prefix == '\0') {
- /* Set prefix to value of H5D_ACS_EFILE_PREFIX_NAME property */
+ /* Set prefix to value of prefix_type property */
if(NULL == (plist = H5P_object_verify(dapl_id, H5P_DATASET_ACCESS)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
- if(H5P_peek(plist, H5D_ACS_EFILE_PREFIX_NAME, &prefix) < 0)
- HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get external file prefix")
+ if(H5P_peek(plist, prefix_type, &prefix) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get file prefix")
} /* end if */
/* Prefix has to be checked for NULL / empty string again because the
@@ -1013,29 +1019,29 @@ H5D_build_extfile_prefix(const H5D_t *dset, hid_t dapl_id, char **extfile_prefix
/* filename is interpreted as relative to the current directory,
* does not need to be expanded
*/
- if(NULL == (*extfile_prefix = (char *)H5MM_strdup("")))
+ if(NULL == (*file_prefix = (char *)H5MM_strdup("")))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
} /* end if */
else {
if (HDstrncmp(prefix, "${ORIGIN}", HDstrlen("${ORIGIN}")) == 0) {
/* Replace ${ORIGIN} at beginning of prefix by directory of HDF5 file */
- extpath_len = HDstrlen(extpath);
+ filepath_len = HDstrlen(filepath);
prefix_len = HDstrlen(prefix);
- extfile_prefix_len = extpath_len + prefix_len - HDstrlen("${ORIGIN}") + 1;
+ file_prefix_len = filepath_len + prefix_len - HDstrlen("${ORIGIN}") + 1;
- if(NULL == (*extfile_prefix = (char *)H5MM_malloc(extfile_prefix_len)))
+ if(NULL == (*file_prefix = (char *)H5MM_malloc(file_prefix_len)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to allocate buffer")
- HDsnprintf(*extfile_prefix, extfile_prefix_len, "%s%s", extpath, prefix + HDstrlen("${ORIGIN}"));
+ HDsnprintf(*file_prefix, file_prefix_len, "%s%s", filepath, prefix + HDstrlen("${ORIGIN}"));
} /* end if */
else {
- if(NULL == (*extfile_prefix = (char *)H5MM_strdup(prefix)))
+ if(NULL == (*file_prefix = (char *)H5MM_strdup(prefix)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
} /* end else */
} /* end else */
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* H5D_build_extfile_prefix() */
+} /* H5D_build_file_prefix() */
/*-------------------------------------------------------------------------
@@ -1217,9 +1223,13 @@ H5D__create(H5F_t *file, hid_t type_id, const H5S_t *space, hid_t dcpl_id,
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to set up flush append property")
/* Set the external file prefix */
- if(H5D_build_extfile_prefix(new_dset, dapl_id, &new_dset->shared->extfile_prefix) < 0)
+ if(H5D_build_file_prefix(new_dset, dapl_id, H5D_ACS_EFILE_PREFIX_NAME, &new_dset->shared->extfile_prefix) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to initialize external file prefix")
+ /* Set the vds file prefix */
+ if(H5D_build_file_prefix(new_dset, dapl_id, H5D_ACS_VDS_PREFIX_NAME, &new_dset->shared->vds_prefix) < 0)
+ HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to initialize vds prefix")
+
/* Add the dataset to the list of opened objects in the file */
if(H5FO_top_incr(new_dset->oloc.file, new_dset->oloc.addr) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINC, NULL, "can't incr object ref. count")
@@ -1265,6 +1275,7 @@ done:
if(new_dset->shared->dcpl_id != 0 && H5I_dec_ref(new_dset->shared->dcpl_id) < 0)
HDONE_ERROR(H5E_DATASET, H5E_CANTDEC, NULL, "unable to decrement ref count on property list")
new_dset->shared->extfile_prefix = (char *)H5MM_xfree(new_dset->shared->extfile_prefix);
+ new_dset->shared->vds_prefix = (char *)H5MM_xfree(new_dset->shared->vds_prefix);
new_dset->shared = H5FL_FREE(H5D_shared_t, new_dset->shared);
} /* end if */
new_dset->oloc.file = NULL;
@@ -1351,6 +1362,7 @@ H5D_open(const H5G_loc_t *loc, hid_t dapl_id, hid_t dxpl_id)
H5D_shared_t *shared_fo = NULL;
H5D_t *dataset = NULL;
char *extfile_prefix = NULL; /* Expanded external file prefix */
+ char *vds_prefix = NULL; /* Expanded vds prefix */
H5D_t *ret_value = NULL; /* Return value */
FUNC_ENTER_NOAPI(NULL)
@@ -1371,9 +1383,13 @@ H5D_open(const H5G_loc_t *loc, hid_t dapl_id, hid_t dxpl_id)
HGOTO_ERROR(H5E_DATASET, H5E_CANTCOPY, NULL, "can't copy path")
/* Get the external file prefix */
- if(H5D_build_extfile_prefix(dataset, dapl_id, &extfile_prefix) < 0)
+ if(H5D_build_file_prefix(dataset, dapl_id, H5D_ACS_EFILE_PREFIX_NAME, &extfile_prefix) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to initialize external file prefix")
+ /* Get the vds prefix */
+ if(H5D_build_file_prefix(dataset, dapl_id, H5D_ACS_VDS_PREFIX_NAME, &vds_prefix) < 0)
+ HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to initialize vds prefix")
+
/* Check if dataset was already open */
if(NULL == (shared_fo = (H5D_shared_t *)H5FO_opened(dataset->oloc.file, dataset->oloc.addr))) {
/* Clear any errors from H5FO_opened() */
@@ -1399,6 +1415,11 @@ H5D_open(const H5G_loc_t *loc, hid_t dapl_id, hid_t dxpl_id)
/* Prevent string from being freed during done: */
extfile_prefix = NULL;
+ /* Set the vds file prefix */
+ dataset->shared->vds_prefix = vds_prefix;
+ /* Prevent string from being freed during done: */
+ vds_prefix = NULL;
+
} /* end if */
else {
/* Point to shared info */
@@ -1430,12 +1451,14 @@ H5D_open(const H5G_loc_t *loc, hid_t dapl_id, hid_t dxpl_id)
done:
extfile_prefix = (char *)H5MM_xfree(extfile_prefix);
+ vds_prefix = (char *)H5MM_xfree(vds_prefix);
if(ret_value == NULL) {
/* Free the location--casting away const*/
if(dataset) {
if(shared_fo == NULL && dataset->shared) { /* Need to free shared fo */
dataset->shared->extfile_prefix = (char *)H5MM_xfree(dataset->shared->extfile_prefix);
+ dataset->shared->vds_prefix = (char *)H5MM_xfree(dataset->shared->vds_prefix);
dataset->shared = H5FL_FREE(H5D_shared_t, dataset->shared);
}
@@ -1818,6 +1841,9 @@ H5D_close(H5D_t *dataset)
/* Free the external file prefix */
dataset->shared->extfile_prefix = (char *)H5MM_xfree(dataset->shared->extfile_prefix);
+ /* Free the vds file prefix */
+ dataset->shared->vds_prefix = (char *)H5MM_xfree(dataset->shared->vds_prefix);
+
/* Release layout, fill-value, efl & pipeline messages */
if(dataset->shared->dcpl_id != H5P_DATASET_CREATE_DEFAULT)
free_failed |= (H5O_msg_reset(H5O_PLINE_ID, &dataset->shared->dcpl_cache.pline) < 0) ||
@@ -3360,6 +3386,10 @@ H5D_get_access_plist(H5D_t *dset)
if(H5P_set(new_plist, H5D_ACS_VDS_PRINTF_GAP_NAME, &(dset->shared->layout.storage.u.virt.printf_gap)) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set VDS printf gap")
+ /* Set the vds prefix option */
+ if(H5P_set(new_plist, H5D_ACS_VDS_PREFIX_NAME, &(dset->shared->vds_prefix)) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set vds prefix")
+
/* Set the external file prefix option */
if(H5P_set(new_plist, H5D_ACS_EFILE_PREFIX_NAME, &(dset->shared->extfile_prefix)) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set external file prefix")