diff options
| -rw-r--r-- | src/H5Pdcpl.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/H5Pdcpl.c b/src/H5Pdcpl.c index b1ddff0..f3acfe2 100644 --- a/src/H5Pdcpl.c +++ b/src/H5Pdcpl.c @@ -2133,6 +2133,7 @@ H5Pset_virtual(hid_t dcpl_id, hid_t vspace_id, const char *src_file_name, H5S_t *src_space; /* Source dataset space selection */ H5O_storage_virtual_ent_t *old_list = NULL; /* List pointer previously on property list */ H5O_storage_virtual_ent_t *ent = NULL; /* Convenience pointer to new VDS entry */ + hbool_t retrieved_layout = FALSE; /* Whether the layout has been retrieved */ hbool_t adding_entry = FALSE; /* Whether we are in the middle of adding an entry */ hbool_t free_list = FALSE; /* Whether to free the list of virtual entries */ herr_t ret_value = SUCCEED; /* Return value */ @@ -2171,6 +2172,7 @@ H5Pset_virtual(hid_t dcpl_id, hid_t vspace_id, const char *src_file_name, /* Get the current layout */ if(H5P_peek(plist, H5D_CRT_LAYOUT_NAME, &virtual_layout) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get layout") + retrieved_layout = TRUE; /* If the layout was not already virtual, Start with default virtual layout. * Otherwise, add the mapping to the current list. */ @@ -2254,10 +2256,12 @@ H5Pset_virtual(hid_t dcpl_id, hid_t vspace_id, const char *src_file_name, done: /* Set VDS layout information in property list */ /* (Even on faliure, so there's not a mangled layout struct in the list) */ - if(H5P_poke(plist, H5D_CRT_LAYOUT_NAME, &virtual_layout) < 0) { - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set layout") - if(old_list != virtual_layout.storage.u.virt.list) - free_list = TRUE; + if(retrieved_layout) { + if(H5P_poke(plist, H5D_CRT_LAYOUT_NAME, &virtual_layout) < 0) { + HDONE_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set layout") + if(old_list != virtual_layout.storage.u.virt.list) + free_list = TRUE; + } /* end if */ } /* end if */ /* Check if the entry has been partly allocated but not added to the |