From e004bd48f2ab7f6b1c3658b5fdc7fe5a6ebeada6 Mon Sep 17 00:00:00 2001
From: Pedro Vicente Nunes <pvn@hdfgroup.org>
Date: Mon, 1 Dec 2008 13:46:07 -0500
Subject: [svn-r16142] Added a check to H5Dset_extent for the space to be
 chunked, exit with error otherwise A call to H5Dset_extent in the external
 test was removed

Tested: windows, linux
---
 src/H5D.c       | 19 +++++++++++--------
 test/external.c | 11 -----------
 2 files changed, 11 insertions(+), 19 deletions(-)

diff --git a/src/H5D.c b/src/H5D.c
index 516103d..699ec9a 100644
--- a/src/H5D.c
+++ b/src/H5D.c
@@ -1069,21 +1069,24 @@ H5Dset_extent(hid_t dset_id, const hsize_t size[])
 {
     H5D_t *dset;                /* Dataset for this operation */
     herr_t ret_value = SUCCEED; /* Return value */
-
+    
     FUNC_ENTER_API(H5Dset_extent, FAIL)
     H5TRACE2("e", "i*h", dset_id, size);
-
+    
     /* Check args */
     if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET)))
-	HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset")
+        HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset")
     if(!size)
-	HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no size specified")
-
+        HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no size specified")
+    /* layout must be chunked */
+    if(H5D_CHUNKED != dset->shared->layout.type)
+        HGOTO_ERROR(H5E_DATASET, H5E_BADSELECT, FAIL, "layout must be chunked")
+    
     /* Private function */
     if(H5D_set_extent(dset, size, H5AC_dxpl_id) < 0)
-	HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to set extend dataset")
-
+        HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to set extend dataset")
+    
 done:
-    FUNC_LEAVE_API(ret_value)
+        FUNC_LEAVE_API(ret_value)
 } /* end H5Dset_extent() */
 
diff --git a/test/external.c b/test/external.c
index 2f3cdf6..35d31dc 100644
--- a/test/external.c
+++ b/test/external.c
@@ -784,17 +784,6 @@ test_3 (hid_t fapl)
 	} /* end if */
     } /* end for */
 
-    /* Extend the dataset by another 100 elements */
-    if(H5Dset_extent(dset, &max_size) < 0) goto error;
-    if(H5Sclose(file_space) < 0) goto error;
-    if((file_space = H5Dget_space(dset)) < 0) goto error;
-
-    /* Write second half of dataset */
-    for(i = 0; i < hs_count; i++)
-        whole[i] = 100 + i;
-    if(H5Sselect_hyperslab(file_space, H5S_SELECT_SET, &hs_start, NULL, &hs_count, NULL) < 0) goto error;
-    if(H5Dwrite(dset, H5T_NATIVE_INT, mem_space, file_space, H5P_DEFAULT, whole) < 0) goto error;
-
 
     if(H5Dclose(dset) < 0) goto error;
     if(H5Pclose(dcpl) < 0) goto error;
-- 
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