[svn-r29537] Added "latest format" tests to h5copy and h5repack from revise_chunks.

Tested on: 64-bit Ubuntu 15.10 w/ gcc 5.2.1
           autotools serial
           cmake serial

27 files changed, 655 insertions, 79 deletions

diff --git a/tools/h5copy/h5copygentest.c b/tools/h5copy/h5copygentest.c
index e4704ed..93203c6 100644
--- a/tools/h5copy/h5copygentest.c
+++ b/tools/h5copy/h5copygentest.c
@@ -22,6 +22,7 @@
 
 /* HDF file names */
 #define HDF_FILE1                "h5copytst.h5"
+#define HDF_FILE1_NEW            "h5copytst_new.h5"
 #define HDF_FILE2                "h5copy_ref.h5"
 #define HDF_EXT_SRC_FILE         "h5copy_extlinks_src.h5"
 #define HDF_EXT_TRG_FILE         "h5copy_extlinks_trg.h5"
@@ -645,19 +646,40 @@ out:
 static void Test_Obj_Copy(void)
 {
     hid_t fid = -1;		        /* File id */
+    hid_t fapl_new = (-1);	        /* File access property id */
+    unsigned new_format;		/* New format or old format */
 
-    /* Create source file */
-    fid = H5Fcreate(HDF_FILE1, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
-    if (fid < 0)
-    {
-        fprintf(stderr, "Error: %s> H5Fcreate failed.\n", HDF_FILE1);
+    if((fapl_new = H5Pcreate(H5P_FILE_ACCESS)) < 0) {
+        fprintf(stderr, "Error: H5Pcreate failed.\n");
+        goto out;
+    }
+    if(H5Pset_libver_bounds(fapl_new, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) {
+        fprintf(stderr, "Error: H5Pset_libver_bounds failed.\n");
         goto out;
     }
 
-    gent_datasets(fid);
-    gent_empty_group(fid);
-    gent_nested_datasets(fid);
-    gent_nested_group(fid);
+    /* Test with old & new format groups */
+    for(new_format = FALSE; new_format <= TRUE; new_format++) {
+    
+        /* Set the FAPL for the type of format */
+        /* Create source file */
+        if(new_format)
+	    fid = H5Fcreate(HDF_FILE1, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_new);
+	else
+	    fid = H5Fcreate(HDF_FILE1_NEW, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
+        if(fid < 0) {
+            fprintf(stderr, "Error: H5Fcreate failed.\n");
+            goto out;
+        }
+
+        gent_datasets(fid);
+        gent_empty_group(fid);
+        gent_nested_datasets(fid);
+        gent_nested_group(fid);
+
+        H5Fclose(fid);
+        fid = (-1);
+    } /* end for */
 
 out:
     /*-----------------------------------------------------------------------
@@ -665,6 +687,8 @@ out:
     *------------------------------------------------------------------------*/
     if(fid > 0)
         H5Fclose(fid);
+    if(fapl_new > 0)
+        H5Pclose(fapl_new);
 }
 
 /*-------------------------------------------------------------------------
diff --git a/tools/h5copy/testfiles/h5copytst_new.h5 b/tools/h5copy/testfiles/h5copytst_new.h5
new file mode 100644
index 0000000..222c511
--- /dev/null
+++ b/tools/h5copy/testfiles/h5copytst_new.h5
diff --git a/tools/h5copy/testfiles/h5copytst_new.out.ls b/tools/h5copy/testfiles/h5copytst_new.out.ls
new file mode 100644
index 0000000..9df6b2e
--- /dev/null
+++ b/tools/h5copy/testfiles/h5copytst_new.out.ls
@@ -0,0 +1,502 @@
+#############################
+Expected output for 'h5ls ../testfiles/h5copytst_new.out.h5'
+#############################
+Opened "../testfiles/h5copytst_new.out.h5" with sec2 driver.
+/                        Group
+    Location:  1:96
+    Links:     1
+/A                       Group
+    Location:  1:65602
+    Links:     1
+/A/B1                    Group
+    Location:  1:66306
+    Links:     1
+/A/B1/simple             Dataset {6/6}
+    Location:  1:65509
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/A/B2                    Group
+    Location:  1:69807
+    Links:     1
+/A/B2/simple2            Dataset {6/6}
+    Location:  1:69714
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/C                       Group
+    Location:  1:72980
+    Links:     1
+/C/D                     Group
+    Location:  1:73684
+    Links:     1
+/C/D/simple              Dataset {6/6}
+    Location:  1:72887
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/E                       Group
+    Location:  1:76217
+    Links:     1
+/E/F                     Group
+    Location:  1:76921
+    Links:     1
+/E/F/grp_dsets           Group
+    Location:  1:75044
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/E/F/grp_dsets/chunk     Dataset {6/6}
+    Location:  1:76014
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/E/F/grp_dsets/compact   Dataset {6/6}
+    Location:  1:75367
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/E/F/grp_dsets/compound  Dataset {2/2}
+    Location:  1:75470
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/E/F/grp_dsets/compressed Dataset {6/6}
+    Location:  1:75683
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/E/F/grp_dsets/named_vl  Dataset {2/2}
+    Location:  1:75853
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:75793 variable length of
+                   32-bit little-endian integer
+/E/F/grp_dsets/nested_vl Dataset {2/2}
+    Location:  1:76108
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/E/F/grp_dsets/simple    Dataset {6/6}
+    Location:  1:75274
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/E/F/grp_dsets/vl        Type
+    Location:  1:75793
+    Links:     2
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Type:      shared-1:75793 variable length of
+                   32-bit little-endian integer
+/G                       Group
+    Location:  1:85688
+    Links:     1
+/G/H                     Group
+    Location:  1:86392
+    Links:     1
+/G/H/grp_nested          Group
+    Location:  1:84436
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/G/H/grp_nested/grp_dsets Group
+    Location:  1:84515
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/G/H/grp_nested/grp_dsets/chunk Dataset {6/6}
+    Location:  1:85485
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/G/H/grp_nested/grp_dsets/compact Dataset {6/6}
+    Location:  1:84838
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/G/H/grp_nested/grp_dsets/compound Dataset {2/2}
+    Location:  1:84941
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/G/H/grp_nested/grp_dsets/compressed Dataset {6/6}
+    Location:  1:85154
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/G/H/grp_nested/grp_dsets/named_vl Dataset {2/2}
+    Location:  1:85324
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:85264 variable length of
+                   32-bit little-endian integer
+/G/H/grp_nested/grp_dsets/nested_vl Dataset {2/2}
+    Location:  1:85579
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/G/H/grp_nested/grp_dsets/simple Dataset {6/6}
+    Location:  1:84745
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/G/H/grp_nested/grp_dsets/vl Type
+    Location:  1:85264
+    Links:     2
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Type:      shared-1:85264 variable length of
+                   32-bit little-endian integer
+/chunk                   Dataset {6/6}
+    Location:  1:2238
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/compact                 Dataset {6/6}
+    Location:  1:4240
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/compound                Dataset {2/2}
+    Location:  1:6391
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/compressed              Dataset {6/6}
+    Location:  1:6604
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/grp_dsets               Group
+    Location:  1:27748
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/grp_dsets/chunk         Dataset {6/6}
+    Location:  1:28718
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_dsets/compact       Dataset {6/6}
+    Location:  1:28071
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_dsets/compound      Dataset {2/2}
+    Location:  1:28174
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/grp_dsets/compressed    Dataset {6/6}
+    Location:  1:28387
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/grp_dsets/named_vl      Dataset {2/2}
+    Location:  1:28557
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:28497 variable length of
+                   32-bit little-endian integer
+/grp_dsets/nested_vl     Dataset {2/2}
+    Location:  1:28812
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/grp_dsets/simple        Dataset {6/6}
+    Location:  1:27978
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_dsets/simple_group  Dataset {6/6}
+    Location:  1:46180
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_dsets/vl            Type
+    Location:  1:28497
+    Links:     2
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Type:      shared-1:28497 variable length of
+                   32-bit little-endian integer
+/grp_empty               Group
+    Location:  1:27693
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/grp_nested              Group
+    Location:  1:35940
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/grp_nested/grp_dsets    Group
+    Location:  1:36019
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/grp_nested/grp_dsets/chunk Dataset {6/6}
+    Location:  1:36989
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_nested/grp_dsets/compact Dataset {6/6}
+    Location:  1:36342
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_nested/grp_dsets/compound Dataset {2/2}
+    Location:  1:36445
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/grp_nested/grp_dsets/compressed Dataset {6/6}
+    Location:  1:36658
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/grp_nested/grp_dsets/named_vl Dataset {2/2}
+    Location:  1:36828
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:36768 variable length of
+                   32-bit little-endian integer
+/grp_nested/grp_dsets/nested_vl Dataset {2/2}
+    Location:  1:37083
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/grp_nested/grp_dsets/simple Dataset {6/6}
+    Location:  1:36249
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_nested/grp_dsets/vl Type
+    Location:  1:36768
+    Links:     2
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Type:      shared-1:36768 variable length of
+                   32-bit little-endian integer
+/grp_rename              Group
+    Location:  1:47077
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/grp_rename/chunk        Dataset {6/6}
+    Location:  1:48047
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_rename/compact      Dataset {6/6}
+    Location:  1:47400
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_rename/compound     Dataset {2/2}
+    Location:  1:47503
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/grp_rename/compressed   Dataset {6/6}
+    Location:  1:47716
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/grp_rename/grp_dsets    Group
+    Location:  1:55269
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+/grp_rename/grp_dsets/chunk Dataset {6/6}
+    Location:  1:56239
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_rename/grp_dsets/compact Dataset {6/6}
+    Location:  1:55592
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_rename/grp_dsets/compound Dataset {2/2}
+    Location:  1:55695
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/grp_rename/grp_dsets/compressed Dataset {6/6}
+    Location:  1:55908
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Chunks:    {2} 8 bytes
+    Storage:   <details removed for portability>
+    Filter-0:  deflate-1 OPT {1}
+    Type:      32-bit little-endian integer
+/grp_rename/grp_dsets/named_vl Dataset {2/2}
+    Location:  1:56078
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:56018 variable length of
+                   32-bit little-endian integer
+/grp_rename/grp_dsets/nested_vl Dataset {2/2}
+    Location:  1:56333
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/grp_rename/grp_dsets/simple Dataset {6/6}
+    Location:  1:55499
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_rename/grp_dsets/vl Type
+    Location:  1:56018
+    Links:     2
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Type:      shared-1:56018 variable length of
+                   32-bit little-endian integer
+/grp_rename/named_vl     Dataset {2/2}
+    Location:  1:47886
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:47826 variable length of
+                   32-bit little-endian integer
+/grp_rename/nested_vl    Dataset {2/2}
+    Location:  1:48141
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/grp_rename/simple       Dataset {6/6}
+    Location:  1:47307
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/grp_rename/vl           Type
+    Location:  1:47826
+    Links:     2
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Type:      shared-1:47826 variable length of
+                   32-bit little-endian integer
+/named_vl                Dataset {2/2}
+    Location:  1:8657
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      shared-1:8606 variable length of
+                   32-bit little-endian integer
+/nested_vl               Dataset {2/2}
+    Location:  1:22942
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      variable length of
+                   variable length of
+                       32-bit little-endian integer
+/rename                  Dataset {2/2}
+    Location:  1:27240
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      struct {
+                   "str1"             +0    20-byte null-terminated ASCII string
+                   "str2"             +20   20-byte null-terminated ASCII string
+               } 40 bytes
+/simple                  Dataset {6/6}
+    Location:  1:800
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
+/simple_top              Dataset {6/6}
+    Location:  1:25099
+    Links:     1
+    Modified:  XXXX-XX-XX XX:XX:XX XXX
+    Storage:   <details removed for portability>
+    Type:      32-bit little-endian integer
diff --git a/tools/h5repack/h5repack.c b/tools/h5repack/h5repack.c
index c1e63f1..286d7f0 100644
--- a/tools/h5repack/h5repack.c
+++ b/tools/h5repack/h5repack.c
@@ -77,14 +77,14 @@ int h5repack(const char* infile, const char* outfile, pack_opt_t *options) {
  *
  *-------------------------------------------------------------------------
  */
-
-int h5repack_init(pack_opt_t *options, int verbose,
+int h5repack_init(pack_opt_t *options, int verbose, hbool_t latest,
 		H5F_file_space_type_t strategy, hsize_t threshold) {
 	int k, n;
 
 	HDmemset(options, 0, sizeof(pack_opt_t));
 	options->min_comp = 0;
 	options->verbose = verbose;
+    	options->latest = latest;
 	options->layout_g = H5D_LAYOUT_ERROR;
 
 	for (n = 0; n < H5_REPACK_MAX_NFILTERS; n++) {
diff --git a/tools/h5repack/h5repack.h b/tools/h5repack/h5repack.h
index 69e36fc..329be1f 100644
--- a/tools/h5repack/h5repack.h
+++ b/tools/h5repack/h5repack.h
@@ -105,7 +105,7 @@ typedef struct {
  int             verbose;     /*verbose mode */
  hsize_t         min_comp;    /*minimum size to compress, in bytes */
  int             use_native;  /*use a native type in write */
- int             latest;      /*pack file with the latest file format */
+ hbool_t         latest;      /*pack file with the latest file format */
  int             grp_compact; /* Set the maximum number of links to store as header messages in the group */
  int             grp_indexed; /* Set the minimum number of links to store in the indexed format */
  int             msg_size[8]; /* Minimum size of shared messages: dataspace,
@@ -138,7 +138,8 @@ extern "C" {
 int h5repack(const char* infile, const char* outfile, pack_opt_t *options);
 int h5repack_addfilter(const char* str, pack_opt_t *options);
 int h5repack_addlayout(const char* str, pack_opt_t *options);
-int h5repack_init(pack_opt_t *options, int verbose, H5F_file_space_type_t strategy, hsize_t threshold);
+int h5repack_init(pack_opt_t *options, int verbose, hbool_t latest,
+    H5F_file_space_type_t strategy, hsize_t threshold);
 int h5repack_end(pack_opt_t *options);
 int h5repack_verify(const char *in_fname, const char *out_fname, pack_opt_t *options);
 int h5repack_cmp_pl(const char *fname1, const char *fname2);
diff --git a/tools/h5repack/h5repack_main.c b/tools/h5repack/h5repack_main.c
index 4361efe..c03b7a7 100644
--- a/tools/h5repack/h5repack_main.c
+++ b/tools/h5repack/h5repack_main.c
@@ -423,19 +423,19 @@ int parse_command_line(int argc, const char **argv, pack_opt_t* options) {
 			break;
 
 		case 'L':
-			options->latest = 1;
+			options->latest = TRUE;
 			break;
 
 		case 'c':
 			options->grp_compact = HDatoi( opt_arg );
 			if (options->grp_compact > 0)
-				options->latest = 1; /* must use latest format */
+				options->latest = TRUE; /* must use latest format */
 			break;
 
 		case 'd':
 			options->grp_indexed = HDatoi( opt_arg );
 			if (options->grp_indexed > 0)
-				options->latest = 1; /* must use latest format */
+				options->latest = TRUE; /* must use latest format */
 			break;
 
 		case 's':
@@ -443,7 +443,7 @@ int parse_command_line(int argc, const char **argv, pack_opt_t* options) {
 				int idx = 0;
 				int ssize = 0;
 				char *msgPtr = HDstrchr( opt_arg, ':');
-				options->latest = 1; /* must use latest format */
+				options->latest = TRUE; /* must use latest format */
 				if (msgPtr == NULL) {
 					ssize = HDatoi( opt_arg );
 					for (idx = 0; idx < 5; idx++)
@@ -579,7 +579,7 @@ int main(int argc, const char **argv) {
 	}
 
 	/* initialize options  */
-	h5repack_init(&options, 0, H5F_FILE_SPACE_DEFAULT, (hsize_t) 0);
+	h5repack_init(&options, 0, FALSE, H5F_FILE_SPACE_DEFAULT, (hsize_t) 0);
 
 	if (parse_command_line(argc, argv, &options) < 0)
 		goto done;
diff --git a/tools/h5repack/h5repacktst.c b/tools/h5repack/h5repacktst.c
index 972014d..07ea676 100644
--- a/tools/h5repack/h5repacktst.c
+++ b/tools/h5repack/h5repacktst.c
@@ -214,7 +214,7 @@ int main (void)
     TESTING("    copy of datasets (fill values)");
 
     /* fs_type = 0; fs_size = 0 */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME0,FNAME0OUT,&pack_options) < 0)
         GOERROR;
@@ -234,7 +234,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    copy of datasets (all datatypes)");
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME1,FNAME1OUT,&pack_options) < 0)
         GOERROR;
@@ -254,7 +254,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    copy of datasets (attributes)");
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME2,FNAME2OUT,&pack_options) < 0)
         GOERROR;
@@ -273,7 +273,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    copy of datasets (hardlinks)");
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME3,FNAME3OUT,&pack_options) < 0)
         GOERROR;
@@ -293,7 +293,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    copy of allocation early file");
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME5,FNAME5OUT,&pack_options) < 0)
         GOERROR;
@@ -314,7 +314,7 @@ int main (void)
     * deflate
     *-------------------------------------------------------------------------
     */
-    TESTING("    adding deflate filter");
+    TESTING("    adding deflate filter (old_format)");
 
 #ifdef H5_HAVE_FILTER_DEFLATE
 
@@ -323,7 +323,34 @@ int main (void)
     *-------------------------------------------------------------------------
     */
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
+        GOERROR;
+    if (h5repack_addfilter("dset1:GZIP=9",&pack_options) < 0)
+        GOERROR;
+    if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options) < 0)
+        GOERROR;
+    if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
+        GOERROR;
+    if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
+        GOERROR;
+    if (h5repack_verify(FNAME4, FNAME4OUT, &pack_options) <= 0)
+        GOERROR;
+    if (h5repack_end (&pack_options) < 0)
+        GOERROR;
+    PASSED();
+#else
+    SKIPPED();
+#endif
+
+    TESTING("    adding deflate filter (new format)");
+#ifdef H5_HAVE_FILTER_DEFLATE
+    /*-------------------------------------------------------------------------
+    * test an individual object option
+    * 	For new format, "dset1" should be using Fixed Array indexing
+    *-------------------------------------------------------------------------
+    */
+
+    if (h5repack_init (&pack_options, 0, TRUE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset1:GZIP=9",&pack_options) < 0)
         GOERROR;
@@ -351,7 +378,7 @@ int main (void)
 
 #ifdef H5_HAVE_FILTER_DEFLATE
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("GZIP=1",&pack_options) < 0)
         GOERROR;
@@ -389,7 +416,7 @@ int main (void)
     */
 
     if (szip_can_encode) {
-        if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+        if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
             GOERROR;
         if (h5repack_addfilter("dset2:SZIP=8,EC",&pack_options) < 0)
             GOERROR;
@@ -421,7 +448,7 @@ int main (void)
 
 #if defined (H5_HAVE_FILTER_SZIP)
     if (szip_can_encode) {
-        if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+        if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
             GOERROR;
         if (h5repack_addfilter("SZIP=8,NN",&pack_options) < 0)
             GOERROR;
@@ -450,7 +477,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset1:SHUF",&pack_options) < 0)
         GOERROR;
@@ -475,7 +502,7 @@ int main (void)
     TESTING("    addding shuffle filter to all");
 
     /* fs_type = H5F_FILE_SPACE_ALL_PERSIST; fs_size = 1 */
-    if (h5repack_init (&pack_options, 0, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("SHUF",&pack_options) < 0)
         GOERROR;
@@ -500,7 +527,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset1:FLET",&pack_options) < 0)
         GOERROR;
@@ -525,7 +552,7 @@ int main (void)
 
     TESTING("    adding checksum filter to all");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("FLET",&pack_options) < 0)
         GOERROR;
@@ -550,7 +577,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset1:CHUNK 20x10",&pack_options) < 0)
         GOERROR;
@@ -583,14 +610,36 @@ int main (void)
     PASSED();
 
 
-    TESTING("    adding layout chunked");
+    TESTING("    adding layout chunked (old format)");
+
+    /*-------------------------------------------------------------------------
+    * test an individual object option
+    *-------------------------------------------------------------------------
+    */
+
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
+        GOERROR;
+    if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options) < 0)
+        GOERROR;
+    if (h5repack(FNAME4,FNAME4OUT,&pack_options) < 0)
+        GOERROR;
+    if (h5diff(FNAME4,FNAME4OUT,NULL,NULL,&diff_options) >0)
+        GOERROR;
+    if (h5repack_verify(FNAME4, FNAME4OUT, &pack_options )<= 0)
+        GOERROR;
+    if (h5repack_end (&pack_options) < 0)
+        GOERROR;
+    PASSED();
+
+    TESTING("    adding layout chunked (new format)");
 
     /*-------------------------------------------------------------------------
     * test an individual object option
+    * 	For new format, "dset1" should be using Fixed Array indexing
     *-------------------------------------------------------------------------
     */
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, TRUE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset1:CHUNK=20x10",&pack_options) < 0)
         GOERROR;
@@ -610,7 +659,7 @@ int main (void)
     */
     TESTING("    adding layout chunked to all");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("CHUNK=20x10",&pack_options) < 0)
         GOERROR;
@@ -631,7 +680,7 @@ int main (void)
     * test an individual object option
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset1:CONTI",&pack_options) < 0)
         GOERROR;
@@ -652,7 +701,7 @@ int main (void)
     * test all objects option
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("CONTI",&pack_options) < 0)
         GOERROR;
@@ -669,7 +718,7 @@ int main (void)
     * do the same test for a file with filters (chunked)
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("CONTI",&pack_options) < 0)
         GOERROR;
@@ -691,7 +740,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset1:COMPA",&pack_options) < 0)
         GOERROR;
@@ -713,7 +762,7 @@ int main (void)
     */
 
     /* fs_type = H5F_FILE_SPACE_ALL; fs_size = 2 */
-    if (h5repack_init (&pack_options, 0, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("COMPA",&pack_options) < 0)
         GOERROR;
@@ -735,7 +784,7 @@ int main (void)
     * layout compact to contiguous conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_compact:CONTI",&pack_options) < 0)
         GOERROR;
@@ -755,7 +804,7 @@ int main (void)
     * layout compact to chunk conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_compact:CHUNK=2x5",&pack_options) < 0)
         GOERROR;
@@ -775,7 +824,7 @@ int main (void)
     * layout compact to compact conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_compact:COMPA",&pack_options) < 0)
         GOERROR;
@@ -794,7 +843,7 @@ int main (void)
     * layout contiguous to compact conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_contiguous:COMPA",&pack_options) < 0)
         GOERROR;
@@ -813,7 +862,7 @@ int main (void)
     * layout contiguous to chunk conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_contiguous:CHUNK=3x6",&pack_options) < 0)
         GOERROR;
@@ -833,7 +882,7 @@ int main (void)
     * layout contiguous to contiguous conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_contiguous:CONTI",&pack_options) < 0)
         GOERROR;
@@ -852,7 +901,7 @@ int main (void)
     * layout chunked to compact conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_chunk:COMPA",&pack_options) < 0)
         GOERROR;
@@ -872,7 +921,7 @@ int main (void)
     * layout chunked to contiguous conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_chunk:CONTI",&pack_options) < 0)
         GOERROR;
@@ -891,7 +940,7 @@ int main (void)
     * layout chunked to chunked conversion
     *-------------------------------------------------------------------------
     */
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addlayout("dset_chunk:CHUNK=18x13",&pack_options) < 0)
         GOERROR;
@@ -922,7 +971,7 @@ int main (void)
 #if defined (H5_HAVE_FILTER_SZIP)
     if (szip_can_encode) {
   /* fs_type = H5F_FILE_SPACE_AGGR_VFD; fs_size = 3 */
-        if (h5repack_init (&pack_options, 0, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
+        if (h5repack_init (&pack_options, 0, FALSE, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
             GOERROR;
         if (h5repack(FNAME7,FNAME7OUT,&pack_options) < 0)
             GOERROR;
@@ -947,7 +996,7 @@ int main (void)
 
 #if defined (H5_HAVE_FILTER_SZIP)
     if (szip_can_encode) {
-        if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+        if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
             GOERROR;
         if (h5repack_addfilter("dset_szip:NONE",&pack_options) < 0)
             GOERROR;
@@ -972,7 +1021,7 @@ int main (void)
     TESTING("    copy of deflate filter");
 
 #ifdef H5_HAVE_FILTER_DEFLATE
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME8,FNAME8OUT,&pack_options) < 0)
         GOERROR;
@@ -992,7 +1041,7 @@ int main (void)
     TESTING("    removing deflate filter");
 
 #ifdef H5_HAVE_FILTER_DEFLATE
-    if (h5repack_init (&pack_options, 0, fs_type, ++fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, ++fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_deflate:NONE",&pack_options) < 0)
         GOERROR;
@@ -1014,7 +1063,7 @@ int main (void)
 
     TESTING("    copy of shuffle filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME9,FNAME9OUT,&pack_options) < 0)
         GOERROR;
@@ -1030,7 +1079,7 @@ int main (void)
 
     TESTING("    removing shuffle filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_shuffle:NONE",&pack_options) < 0)
         GOERROR;
@@ -1048,7 +1097,7 @@ int main (void)
 
     TESTING("    copy of fletcher filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME10,FNAME10OUT,&pack_options) < 0)
         GOERROR;
@@ -1064,7 +1113,7 @@ int main (void)
 
     TESTING("    removing fletcher filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_fletcher32:NONE",&pack_options) < 0)
         GOERROR;
@@ -1082,7 +1131,7 @@ int main (void)
 
     TESTING("    copy of nbit filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME12,FNAME12OUT,&pack_options) < 0)
         GOERROR;
@@ -1098,7 +1147,7 @@ int main (void)
 
     TESTING("    removing nbit filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_nbit:NONE",&pack_options) < 0)
         GOERROR;
@@ -1116,7 +1165,7 @@ int main (void)
 
     TESTING("    adding nbit filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_int31:NBIT",&pack_options) < 0)
         GOERROR;
@@ -1134,7 +1183,7 @@ int main (void)
 
     TESTING("    copy of scaleoffset filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME13,FNAME13OUT,&pack_options) < 0)
         GOERROR;
@@ -1150,7 +1199,7 @@ int main (void)
 
     TESTING("    removing scaleoffset filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_scaleoffset:NONE",&pack_options) < 0)
         GOERROR;
@@ -1168,7 +1217,7 @@ int main (void)
 
     TESTING("    adding scaleoffset filter");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("dset_none:SOFF=31,IN",&pack_options) < 0)
         GOERROR;
@@ -1201,7 +1250,7 @@ int main (void)
 
     if (szip_can_encode) {
   /* fs_type = H5F_FILE_SPACE_VFD; fs_size = 4 */
-        if (h5repack_init (&pack_options, 0, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
+        if (h5repack_init (&pack_options, 0, FALSE, H5_INC_ENUM(H5F_file_space_type_t, fs_type), ++fs_size) < 0)
             GOERROR;
         if (h5repack_addfilter("dset_deflate:SZIP=8,NN",&pack_options) < 0)
             GOERROR;
@@ -1227,7 +1276,7 @@ int main (void)
 #if defined (H5_HAVE_FILTER_SZIP) && defined (H5_HAVE_FILTER_DEFLATE)
 
     if (szip_can_encode) {
-        if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+        if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
             GOERROR;
         if (h5repack_addfilter("dset_szip:GZIP=1",&pack_options) < 0)
             GOERROR;
@@ -1258,7 +1307,7 @@ int main (void)
 
 #if defined (H5_HAVE_FILTER_SZIP) && defined (H5_HAVE_FILTER_DEFLATE)
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("NONE",&pack_options) < 0)
         GOERROR;
@@ -1282,7 +1331,7 @@ int main (void)
     */
     TESTING("    big file");
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME14,FNAME14OUT,&pack_options) < 0)
         GOERROR;
@@ -1299,7 +1348,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    external datasets");
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack(FNAME15,FNAME15OUT,&pack_options) < 0)
         GOERROR;
@@ -1316,7 +1365,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    file with userblock");
-    if(h5repack_init(&pack_options, 0, fs_type, fs_size) < 0)
+    if(h5repack_init(&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if(h5repack(FNAME16, FNAME16OUT, &pack_options) < 0)
         GOERROR;
@@ -1335,7 +1384,7 @@ int main (void)
     *-------------------------------------------------------------------------
     */
     TESTING("    latest file format options");
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     pack_options.latest=1;
     pack_options.grp_compact=10;
@@ -1365,7 +1414,7 @@ int main (void)
 
 #if defined (H5_HAVE_FILTER_DEFLATE)
 
-    if (h5repack_init (&pack_options, 0, fs_type, fs_size) < 0)
+    if (h5repack_init (&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
     if (h5repack_addfilter("GZIP=1",&pack_options) < 0)
         GOERROR;
@@ -1394,7 +1443,7 @@ int main (void)
 
 #ifdef H5_HAVE_FILTER_DEFLATE
 
-    if(h5repack_init(&pack_options, 0, fs_type, fs_size) < 0)
+    if(h5repack_init(&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
 
     /* add the options for a user block size and user block filename */
@@ -1427,7 +1476,7 @@ int main (void)
 
 #ifdef H5_HAVE_FILTER_DEFLATE
 
-    if(h5repack_init(&pack_options, 0, fs_type, fs_size) < 0)
+    if(h5repack_init(&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
 
     /* add the options for aligment */
@@ -1481,7 +1530,7 @@ int main (void)
     */
     TESTING("    file with committed datatypes");
 
-    if(h5repack_init(&pack_options, 0, fs_type, fs_size) < 0)
+    if(h5repack_init(&pack_options, 0, FALSE, fs_type, fs_size) < 0)
         GOERROR;
 
     if(h5repack(FNAME17, FNAME17OUT, &pack_options) < 0)
@@ -1508,7 +1557,7 @@ int main (void)
     /* First run without metadata option. No need to verify the correctness */
     /* since this has been verified by earlier tests. Just record the file */
     /* size of the output file. */
-    if(h5repack_init(&pack_options, 0, H5F_FILE_SPACE_DEFAULT, (hsize_t)0) < 0)
+    if(h5repack_init(&pack_options, 0, FALSE, H5F_FILE_SPACE_DEFAULT, (hsize_t)0) < 0)
         GOERROR;
     if(h5repack(FNAME4, FNAME4OUT, &pack_options) < 0)
         GOERROR;
@@ -1519,7 +1568,7 @@ int main (void)
         GOERROR;
 
     /* run it again with metadata option */
-    if(h5repack_init(&pack_options, 0, H5F_FILE_SPACE_DEFAULT, (hsize_t)0) < 0)
+    if(h5repack_init(&pack_options, 0, FALSE, H5F_FILE_SPACE_DEFAULT, (hsize_t)0) < 0)
         GOERROR;
     pack_options.meta_block_size = 8192;
     if(h5repack(FNAME4, FNAME4OUT, &pack_options) < 0)
diff --git a/tools/h5repack/testfiles/deflate_limit.h5repack_layout.h5.ddl b/tools/h5repack/testfiles/deflate_limit.h5repack_layout.h5.ddl
index 80b8a19..75f54fa 100644
--- a/tools/h5repack/testfiles/deflate_limit.h5repack_layout.h5.ddl
+++ b/tools/h5repack/testfiles/deflate_limit.h5repack_layout.h5.ddl
@@ -74,7 +74,7 @@ GROUP "/" {
    }
    DATASET "dset_chunk" {
       DATATYPE  H5T_STD_I32LE
-      DATASPACE  SIMPLE { ( 40, 20 ) / ( 40, H5S_UNLIMITED ) }
+      DATASPACE  SIMPLE { ( 40, 20 ) / ( 40, 20 ) }
       STORAGE_LAYOUT {
          CHUNKED ( 20, 10 )
          SIZE 1283 (2.494:1 COMPRESSION)
diff --git a/tools/h5repack/testfiles/h5repack_attr.h5 b/tools/h5repack/testfiles/h5repack_attr.h5
index fe066db..80df0be 100644
--- a/tools/h5repack/testfiles/h5repack_attr.h5
+++ b/tools/h5repack/testfiles/h5repack_attr.h5
diff --git a/tools/h5repack/testfiles/h5repack_attr_refs.h5 b/tools/h5repack/testfiles/h5repack_attr_refs.h5
index 56974a3..1b0ca34 100644
--- a/tools/h5repack/testfiles/h5repack_attr_refs.h5
+++ b/tools/h5repack/testfiles/h5repack_attr_refs.h5
diff --git a/tools/h5repack/testfiles/h5repack_deflate.h5 b/tools/h5repack/testfiles/h5repack_deflate.h5
index 3a4b86d..4988491 100644
--- a/tools/h5repack/testfiles/h5repack_deflate.h5
+++ b/tools/h5repack/testfiles/h5repack_deflate.h5
diff --git a/tools/h5repack/testfiles/h5repack_early.h5 b/tools/h5repack/testfiles/h5repack_early.h5
index 9b92890..d9a7ece 100644
--- a/tools/h5repack/testfiles/h5repack_early.h5
+++ b/tools/h5repack/testfiles/h5repack_early.h5
diff --git a/tools/h5repack/testfiles/h5repack_ext.h5 b/tools/h5repack/testfiles/h5repack_ext.h5
index 1fe88c9..8518b5b 100644
--- a/tools/h5repack/testfiles/h5repack_ext.h5
+++ b/tools/h5repack/testfiles/h5repack_ext.h5
diff --git a/tools/h5repack/testfiles/h5repack_fill.h5 b/tools/h5repack/testfiles/h5repack_fill.h5
index 21516cb..ac40089 100644
--- a/tools/h5repack/testfiles/h5repack_fill.h5
+++ b/tools/h5repack/testfiles/h5repack_fill.h5
diff --git a/tools/h5repack/testfiles/h5repack_filters.h5 b/tools/h5repack/testfiles/h5repack_filters.h5
index 042b8db..eabade8 100644
--- a/tools/h5repack/testfiles/h5repack_filters.h5
+++ b/tools/h5repack/testfiles/h5repack_filters.h5
diff --git a/tools/h5repack/testfiles/h5repack_fletcher.h5 b/tools/h5repack/testfiles/h5repack_fletcher.h5
index 2f137b0..16ca4ef 100644
--- a/tools/h5repack/testfiles/h5repack_fletcher.h5
+++ b/tools/h5repack/testfiles/h5repack_fletcher.h5
diff --git a/tools/h5repack/testfiles/h5repack_hlink.h5 b/tools/h5repack/testfiles/h5repack_hlink.h5
index 3d22728..80c0fcc 100644
--- a/tools/h5repack/testfiles/h5repack_hlink.h5
+++ b/tools/h5repack/testfiles/h5repack_hlink.h5
diff --git a/tools/h5repack/testfiles/h5repack_layout.h5 b/tools/h5repack/testfiles/h5repack_layout.h5
index 2cc44b1..4e53766 100644
--- a/tools/h5repack/testfiles/h5repack_layout.h5
+++ b/tools/h5repack/testfiles/h5repack_layout.h5
diff --git a/tools/h5repack/testfiles/h5repack_layout.h5-plugin_test.ddl b/tools/h5repack/testfiles/h5repack_layout.h5-plugin_test.ddl
index 87b133d..a8b4562 100644
--- a/tools/h5repack/testfiles/h5repack_layout.h5-plugin_test.ddl
+++ b/tools/h5repack/testfiles/h5repack_layout.h5-plugin_test.ddl
@@ -90,7 +90,7 @@ GROUP "/" {
    }
    DATASET "dset_chunk" {
       DATATYPE  H5T_STD_I32LE
-      DATASPACE  SIMPLE { ( 40, 20 ) / ( 40, H5S_UNLIMITED ) }
+      DATASPACE  SIMPLE { ( 40, 20 ) / ( 40, 20 ) }
       STORAGE_LAYOUT {
          CHUNKED ( 20, 10 )
          SIZE 3200 (1.000:1 COMPRESSION)
diff --git a/tools/h5repack/testfiles/h5repack_layout2.h5 b/tools/h5repack/testfiles/h5repack_layout2.h5
index 6e77e41..f6821e5 100644
--- a/tools/h5repack/testfiles/h5repack_layout2.h5
+++ b/tools/h5repack/testfiles/h5repack_layout2.h5
diff --git a/tools/h5repack/testfiles/h5repack_layout3.h5 b/tools/h5repack/testfiles/h5repack_layout3.h5
index 7351502..6d2de41 100644
--- a/tools/h5repack/testfiles/h5repack_layout3.h5
+++ b/tools/h5repack/testfiles/h5repack_layout3.h5
diff --git a/tools/h5repack/testfiles/h5repack_named_dtypes.h5 b/tools/h5repack/testfiles/h5repack_named_dtypes.h5
index 108bb9f..85c1352 100644
--- a/tools/h5repack/testfiles/h5repack_named_dtypes.h5
+++ b/tools/h5repack/testfiles/h5repack_named_dtypes.h5
diff --git a/tools/h5repack/testfiles/h5repack_nbit.h5 b/tools/h5repack/testfiles/h5repack_nbit.h5
index 3ada112..ac71bee 100644
--- a/tools/h5repack/testfiles/h5repack_nbit.h5
+++ b/tools/h5repack/testfiles/h5repack_nbit.h5
diff --git a/tools/h5repack/testfiles/h5repack_objs.h5 b/tools/h5repack/testfiles/h5repack_objs.h5
index 16d55da..284b0ac 100644
--- a/tools/h5repack/testfiles/h5repack_objs.h5
+++ b/tools/h5repack/testfiles/h5repack_objs.h5
diff --git a/tools/h5repack/testfiles/h5repack_refs.h5 b/tools/h5repack/testfiles/h5repack_refs.h5
index 525267f..2a1ec9b 100644
--- a/tools/h5repack/testfiles/h5repack_refs.h5
+++ b/tools/h5repack/testfiles/h5repack_refs.h5
diff --git a/tools/h5repack/testfiles/h5repack_shuffle.h5 b/tools/h5repack/testfiles/h5repack_shuffle.h5
index d13cca7..c14e2cb 100644
--- a/tools/h5repack/testfiles/h5repack_shuffle.h5
+++ b/tools/h5repack/testfiles/h5repack_shuffle.h5
diff --git a/tools/h5repack/testfiles/h5repack_soffset.h5 b/tools/h5repack/testfiles/h5repack_soffset.h5
index 89ee99a..2acd867 100644
--- a/tools/h5repack/testfiles/h5repack_soffset.h5
+++ b/tools/h5repack/testfiles/h5repack_soffset.h5