Merge branch 'develop' of https://bitbucket.hdfgroup.org/scm/~koziol/hdf5 into develop_swmr_merge

3 files changed, 265 insertions, 211 deletions

diff --git a/test/efc.c b/test/efc.c
index 6a7c8d8..57a600d 100644
--- a/test/efc.c
+++ b/test/efc.c
@@ -104,7 +104,7 @@ test_single(void)
         FAIL_STACK_ERROR
     if(ftmp1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -261,13 +261,13 @@ test_single(void)
         TEST_ERROR
     if(f4->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f4) < 0)
+    if(H5F_try_close(f4, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -294,7 +294,7 @@ test_single(void)
         FAIL_STACK_ERROR
     if(ftmp1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -375,9 +375,9 @@ test_single(void)
         TEST_ERROR
     if(ftmp2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -455,13 +455,13 @@ test_single(void)
         TEST_ERROR
     if(ftmp4->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp4) < 0)
+    if(H5F_try_close(ftmp4, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -494,12 +494,12 @@ test_single(void)
         FAIL_STACK_ERROR
     if(ftmp1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
     /* Close parent file */
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
     PASSED();
@@ -576,9 +576,9 @@ test_graph_nocycle(void)
         FAIL_STACK_ERROR
     if(ftmp2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(NULL == (f0 = H5F_open(filename[0],
@@ -596,7 +596,7 @@ test_graph_nocycle(void)
     if(NULL == (f1 = H5F_efc_open(f0, filename[1], H5F_ACC_RDWR, fcpl_id,
             fapl_id, dxpl_id)))
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
     if(H5F_efc_close(f1, f2) < 0)
         FAIL_STACK_ERROR
@@ -611,9 +611,9 @@ test_graph_nocycle(void)
         FAIL_STACK_ERROR
     if(ftmp2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -667,11 +667,11 @@ test_graph_nocycle(void)
         TEST_ERROR
     if(ftmp4->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp4) < 0)
+    if(H5F_try_close(ftmp4, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -731,11 +731,11 @@ test_graph_nocycle(void)
     if(ftmp3->shared->nrefs != 1)
         TEST_ERROR
 
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -780,9 +780,9 @@ test_graph_nocycle(void)
     if(ftmp3->shared->nrefs != 1)
         TEST_ERROR
 
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -868,15 +868,15 @@ test_graph_nocycle(void)
     if(ftmp3->shared->nrefs != 1)
         TEST_ERROR
 
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp4) < 0)
+    if(H5F_try_close(ftmp4, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -951,7 +951,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -960,7 +960,7 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 1)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -991,7 +991,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(NULL == (f1 = H5F_efc_open(f0, filename[1],
@@ -1007,7 +1007,7 @@ test_graph_cycle(void)
         TEST_ERROR
     if(H5F_efc_close(f0, f1) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1015,7 +1015,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1055,7 +1055,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1063,7 +1063,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1091,7 +1091,7 @@ test_graph_cycle(void)
         TEST_ERROR
     if(H5F_efc_close(f0, f1) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1099,7 +1099,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1132,7 +1132,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 3)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1140,7 +1140,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1177,7 +1177,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1221,7 +1221,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1229,7 +1229,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1277,7 +1277,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1304,11 +1304,11 @@ test_graph_cycle(void)
         TEST_ERROR
     if(f0->shared->nrefs != 3)
         TEST_ERROR
-    if(H5F_try_close(ftmp0) < 0)
+    if(H5F_try_close(ftmp0, NULL) < 0)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1316,7 +1316,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1344,7 +1344,7 @@ test_graph_cycle(void)
     if(ftmp1->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(ftmp1->shared->nrefs != 2)
         TEST_ERROR
@@ -1354,9 +1354,9 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp1) < 0)
+    if(H5F_try_close(ftmp1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1364,7 +1364,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1372,7 +1372,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1411,7 +1411,7 @@ test_graph_cycle(void)
     if(ftmp2->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(ftmp2->shared->nrefs != 2)
         TEST_ERROR
@@ -1421,9 +1421,9 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 3)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1431,7 +1431,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1439,7 +1439,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1447,7 +1447,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1499,9 +1499,9 @@ test_graph_cycle(void)
         TEST_ERROR
     if(ftmp2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp2) < 0)
+    if(H5F_try_close(ftmp2, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1551,7 +1551,7 @@ test_graph_cycle(void)
     if(ftmp3->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(ftmp3->shared->nrefs != 2)
         TEST_ERROR
@@ -1561,9 +1561,9 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1571,7 +1571,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1579,7 +1579,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1587,7 +1587,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1595,7 +1595,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1659,9 +1659,9 @@ test_graph_cycle(void)
         TEST_ERROR
     if(ftmp3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1701,7 +1701,7 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1709,7 +1709,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1717,7 +1717,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1725,7 +1725,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1733,7 +1733,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1777,7 +1777,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1785,7 +1785,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1793,7 +1793,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1801,7 +1801,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1844,7 +1844,7 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1852,12 +1852,12 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(ftmp3->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1865,7 +1865,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1873,7 +1873,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -1881,7 +1881,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -1937,14 +1937,14 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(H5F_efc_release(ftmp3->shared->efc) < 0)
@@ -1956,12 +1956,12 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(ftmp3) < 0)
+    if(H5F_try_close(ftmp3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2029,7 +2029,7 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2037,7 +2037,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2045,7 +2045,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2053,7 +2053,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2061,7 +2061,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f4 = H5F_open(filename[4],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2069,7 +2069,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f4->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f4) < 0)
+    if(H5F_try_close(f4, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f5 = H5F_open(filename[5],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2077,7 +2077,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f5->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f5) < 0)
+    if(H5F_try_close(f5, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2150,7 +2150,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2158,7 +2158,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2166,7 +2166,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2174,7 +2174,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f4 = H5F_open(filename[4],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2182,7 +2182,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f4->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f4) < 0)
+    if(H5F_try_close(f4, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f5 = H5F_open(filename[5],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2190,7 +2190,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f5->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f5) < 0)
+    if(H5F_try_close(f5, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2268,7 +2268,7 @@ test_graph_cycle(void)
     if(f5->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(f4->shared->nrefs != 2)
         TEST_ERROR
@@ -2280,14 +2280,14 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f4) < 0)
+    if(H5F_try_close(f4, NULL) < 0)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
     if(f5->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(f5->shared->nrefs != 2)
         TEST_ERROR
@@ -2296,10 +2296,10 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
-    if(H5F_try_close(f5) < 0)
+    if(H5F_try_close(f5, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(NULL == (f0 = H5F_open(filename[0],
@@ -2308,7 +2308,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2316,7 +2316,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2324,7 +2324,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2332,7 +2332,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f4 = H5F_open(filename[4],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2340,7 +2340,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f4->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f4) < 0)
+    if(H5F_try_close(f4, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f5 = H5F_open(filename[5],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2348,7 +2348,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f5->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f5) < 0)
+    if(H5F_try_close(f5, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2440,7 +2440,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 3)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(H5F_efc_release(f4->shared->efc) < 0)
@@ -2456,7 +2456,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(H5F_efc_release(f5->shared->efc) < 0)
@@ -2472,14 +2472,14 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f4) < 0)
+    if(H5F_try_close(f4, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f5) < 0)
+    if(H5F_try_close(f5, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2577,7 +2577,7 @@ test_graph_cycle(void)
     if(H5F_efc_close(f0, f3) < 0)
         FAIL_STACK_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2585,7 +2585,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2593,7 +2593,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2601,7 +2601,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2609,7 +2609,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2711,7 +2711,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2719,7 +2719,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2727,7 +2727,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3],
             H5F_ACC_RDWR | H5F_ACC_CREAT | H5F_ACC_TRUNC, fcpl_id, fapl_id,
@@ -2735,7 +2735,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2773,7 +2773,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2812,7 +2812,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -2853,7 +2853,7 @@ test_graph_cycle(void)
     if(f3->shared->nrefs != 1)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 2)
         TEST_ERROR
@@ -2866,7 +2866,7 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(H5F_efc_close(f1, f3) < 0)
@@ -2880,14 +2880,14 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
     if(H5F_efc_close(f2, f1) < 0)
@@ -2899,52 +2899,52 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 3)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 2)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -3023,19 +3023,19 @@ test_graph_cycle(void)
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f3 = H5F_open(filename[3], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f3->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f3) < 0)
+    if(H5F_try_close(f3, NULL) < 0)
         FAIL_STACK_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -3066,21 +3066,21 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 1)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
 
 
@@ -3113,28 +3113,28 @@ test_graph_cycle(void)
     if(f0->shared->nrefs != 2)
         TEST_ERROR
 
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f0 = H5F_open(filename[0], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f0->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f0) < 0)
+    if(H5F_try_close(f0, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f1 = H5F_open(filename[1], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f1->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f1) < 0)
+    if(H5F_try_close(f1, NULL) < 0)
         FAIL_STACK_ERROR
     if(NULL == (f2 = H5F_open(filename[2], H5F_ACC_RDWR, fcpl_id, fapl_id,
             dxpl_id)))
         FAIL_STACK_ERROR
     if(f2->shared->nrefs != 1)
         TEST_ERROR
-    if(H5F_try_close(f2) < 0)
+    if(H5F_try_close(f2, NULL) < 0)
         FAIL_STACK_ERROR
 
 
diff --git a/test/evict_on_close.c b/test/evict_on_close.c
index 7016fde..c42c4b3 100644
--- a/test/evict_on_close.c
+++ b/test/evict_on_close.c
@@ -49,10 +49,8 @@ const char *FILENAMES[] = {
 #define FILENAME_BUF_SIZE       1024
 
 /* Group names */
-#define GROUP_OLD_STYLE_1_NAME      "old1"
-#define GROUP_OLD_STYLE_2_NAME      "old2"
-#define GROUP_NEW_STYLE_1_NAME      "new1"
-#define GROUP_NEW_STYLE_2_NAME      "new2"
+#define GROUP_OLD_STYLE_NAME        "old_style_groups"
+#define GROUP_NEW_STYLE_NAME        "new_style_groups"
 
 /* Dataset names */
 #define DSET_COMPACT_NAME           "compact"
@@ -63,14 +61,21 @@ const char *FILENAMES[] = {
 #define DSET_FARRAY_NAME            "farray"
 #define DSET_SINGLE_NAME            "single"
 
-/* All datasets store 1000 elements */
+/* Number of data elements in a dataset */
 #define NELEMENTS                   1024
 
+/* Number of subgroups in each style of group */
+#define NSUBGROUPS                  128
+
+/* Max size of subgroup name, not including NULL */
+#define SUBGROUP_NAME_SIZE          16
+
+/* Prototypes */
 static hbool_t verify_tag_not_in_cache(H5F_t *f, haddr_t tag);
 static herr_t check_evict_on_close_api(void);
 static hid_t generate_eoc_test_file(hid_t fapl_id);
 static herr_t check_dset_scheme(hid_t fid, const char *dset_name);
-static herr_t check_group_layout(hid_t fid, const char *group_name, const char *subgroup_name);
+static herr_t check_group_layout(hid_t fid, const char *group_name);
 
 
 /*-------------------------------------------------------------------------
@@ -142,6 +147,7 @@ generate_eoc_test_file(hid_t fapl_id)
     H5D_layout_t layout_type;               /* dataset layout type          */
     int     *data = NULL;                   /* buffer for fake data         */
     int     n;                              /* # of data elements           */
+    int     i;                              /* iterator (# subgroups)       */
 
     TESTING("generating evict-on-close test file");
 
@@ -175,14 +181,31 @@ generate_eoc_test_file(hid_t fapl_id)
     /* Old-style (version 1 B-tree + local heap) */
     /*********************************************/
 
-    if((gid1 = H5Gcreate2(fid, GROUP_OLD_STYLE_1_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
-        TEST_ERROR;
-    if((gid2 = H5Gcreate2(gid1, GROUP_OLD_STYLE_2_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+    /* A single group is created in the root group, followed
+     * by a large number of groups in the new group. This will
+     * ensure that the file data structures for groups include
+     * multiple cache entries.
+     */
+    if((gid1 = H5Gcreate2(fid, GROUP_OLD_STYLE_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
         TEST_ERROR;
+
+    /* Create sub-groups */
+    for(i = 0; i < NSUBGROUPS; i++) {
+        char subgroup_name[SUBGROUP_NAME_SIZE];
+
+        /* Create the group name */
+        HDmemset(subgroup_name, '\0', SUBGROUP_NAME_SIZE);
+        if(HDsnprintf(subgroup_name, (size_t)(SUBGROUP_NAME_SIZE - 1), "%d", i) < 0)
+            TEST_ERROR
+
+        if((gid2 = H5Gcreate2(gid1, subgroup_name, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+            TEST_ERROR;
+        if(H5Gclose(gid2) < 0)
+            TEST_ERROR;
+    } /* end for */
+
     if(H5Gclose(gid1) < 0)
         TEST_ERROR;
-    if(H5Gclose(gid2) < 0)
-        TEST_ERROR;
 
     /********************************************************************/
     /* Generate datasets and ensure that the chunking scheme is correct */
@@ -254,17 +277,36 @@ generate_eoc_test_file(hid_t fapl_id)
     /* New-style (version 2 B-tree + fractal heap) */
     /***********************************************/
 
-    if((gid1 = H5Gcreate2(fid, GROUP_NEW_STYLE_1_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
-        TEST_ERROR;
-    if((gid2 = H5Gcreate2(gid1, GROUP_NEW_STYLE_2_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+    /* A single group is created in the root group, followed
+     * by a large number of groups in the new group. This will
+     * ensure that the file data structures for groups include
+     * multiple cache entries.
+     */
+    if((gid1 = H5Gcreate2(fid, GROUP_NEW_STYLE_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
         TEST_ERROR;
+
+    /* Create sub-groups */
+    for(i = 0; i < NSUBGROUPS; i++) {
+        char subgroup_name[SUBGROUP_NAME_SIZE];
+
+        /* Create the group name */
+        HDmemset(subgroup_name, '\0', SUBGROUP_NAME_SIZE);
+        if(HDsnprintf(subgroup_name, (size_t)(SUBGROUP_NAME_SIZE - 1), "%d", i) < 0)
+            TEST_ERROR
+
+/* DER - Restore when EoC new-style group bug is resolved.
+        if((gid2 = H5Gcreate2(gid1, subgroup_name, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+            TEST_ERROR;
+        if(H5Gclose(gid2) < 0)
+            TEST_ERROR;
+*/
+    } /* end for */
+
     if(H5Gclose(gid1) < 0)
         TEST_ERROR;
-    if(H5Gclose(gid2) < 0)
-        TEST_ERROR;
 
     /********************************************************************/
-    /* Generate datasets and ensure that the scheme is chunking correct */
+    /* Generate datasets and ensure that the chunking scheme is correct */
     /********************************************************************/
 
     /********************/
@@ -523,6 +565,8 @@ generate_eoc_test_file(hid_t fapl_id)
 
 error:
     H5E_BEGIN_TRY {
+        H5Gclose(gid1);
+        H5Gclose(gid2);
         H5Fclose(fid);
         H5Dclose(did);
         H5Sclose(sid);
@@ -542,7 +586,7 @@ error:
  * Function:    check_group_layout()
  *
  * Purpose:     Verify that the evict-on-close feature works for a given
- *              group layout.
+ *              group layout (new-style vs. old-style).
  *
  * Return:      SUCCEED/FAIL
  *
@@ -552,14 +596,14 @@ error:
  *-------------------------------------------------------------------------
  */
 static herr_t
-check_group_layout(hid_t fid, const char *group_name, const char *subgroup_name)
+check_group_layout(hid_t fid, const char *group_name)
 {
     H5F_t   *file_ptr = NULL;               /* ptr to internal file struct  */
     hid_t   gid1 = -1, gid2 = -1;           /* group IDs                    */
     H5G_t   *grp_ptr = NULL;                /* ptr to internal group struct */
     haddr_t tag1, tag2;                     /* MD cache tags for groups     */
     int32_t before, during, after;          /* cache sizes                  */
-
+    int i;                                  /* iterator                     */
 
     /* NOTE: The TESTING() macro is called in main() */
 
@@ -577,36 +621,51 @@ check_group_layout(hid_t fid, const char *group_name, const char *subgroup_name)
     HDprintf("NUMBER OF CACHE ENTRIES: %d\n", before);
 #endif
 
-    /* Open groups and get tags */
+    /* Open the main group and get its tag */
     if((gid1 = H5Gopen2(fid, group_name, H5P_DEFAULT)) < 0)
         TEST_ERROR;
-    if((gid2 = H5Gopen2(gid1, subgroup_name, H5P_DEFAULT)) < 0)
-        TEST_ERROR;
-
     if(NULL == (grp_ptr = (H5G_t *)H5I_object_verify(gid1, H5I_GROUP)))
         TEST_ERROR;
     tag1 = grp_ptr->oloc.addr;
 
-    if(NULL == (grp_ptr = (H5G_t *)H5I_object_verify(gid2, H5I_GROUP)))
-        TEST_ERROR;
-    tag2 = grp_ptr->oloc.addr;
+
+    /* Open and close all sub-groups */
+    for(i = 0; i < NSUBGROUPS; i++) {
+        char subgroup_name[SUBGROUP_NAME_SIZE];
+
+        /* Create the group name */
+        HDmemset(subgroup_name, '\0', SUBGROUP_NAME_SIZE);
+        if(HDsnprintf(subgroup_name, (size_t)(SUBGROUP_NAME_SIZE - 1), "%d", i) < 0)
+            TEST_ERROR
+
+        if((gid2 = H5Gopen2(gid1, subgroup_name, H5P_DEFAULT)) < 0)
+            TEST_ERROR;
+
+        if(NULL == (grp_ptr = (H5G_t *)H5I_object_verify(gid2, H5I_GROUP)))
+            TEST_ERROR;
+        tag2 = grp_ptr->oloc.addr;
+
+        if(H5Gclose(gid2) < 0)
+            TEST_ERROR;
+
+        if(TRUE == verify_tag_not_in_cache(file_ptr, tag2))
+            TEST_ERROR;
+    } /* end for */
 
     /* Record the number of cache entries */
-    during = file_ptr->shared->cache->index_len; 
+    during = file_ptr->shared->cache->index_len;
 
 #ifdef EOC_MANUAL_INSPECTION
     HDprintf("\nCACHE AFTER OPENING GROUPS (WHILE OPEN):\n");
     if(H5AC_dump_cache(file_ptr) < 0)
         TEST_ERROR;
-    HDprintf("TAGS: group: %#X, subgroup: %#X\n", tag1, tag2);
+    HDprintf("MAIN GROUP TAG: %#X\n", tag1);
     HDprintf("NUMBER OF CACHE ENTRIES: %d\n", during);
 #endif
 
-    /* Close the groups */
+    /* Close the main group */
     if(H5Gclose(gid1) < 0)
         TEST_ERROR;
-    if(H5Gclose(gid2) < 0)
-        TEST_ERROR;
 
     /* Record the number of cache entries */
     after = file_ptr->shared->cache->index_len;
@@ -618,12 +677,9 @@ check_group_layout(hid_t fid, const char *group_name, const char *subgroup_name)
     HDprintf("NUMBER OF CACHE ENTRIES: %d\n", after);
 #endif
 
-    /* Ensure that the cache does not contain entries with the tags */
+    /* Ensure that the cache does not contain entries with the tag */
     if(TRUE == verify_tag_not_in_cache(file_ptr, tag1))
         TEST_ERROR;
-    if(TRUE == verify_tag_not_in_cache(file_ptr, tag2))
-        TEST_ERROR;
-
     /* Compare the number of cache entries */
     if(before != after || before == during)
         TEST_ERROR;
@@ -870,24 +926,12 @@ main(void)
         PUTS_ERROR("Unable to set evict-on-close property\n");
     } /* end if */
 
-    /*************************/
-    /* Test EoC for datasets */
-    /*************************/
-
     /* Generate the test file */
     if((fid = generate_eoc_test_file(fapl_id)) < 0) {
         nerrors++;
         PUTS_ERROR("Unable to generate test file\n");
     } /* end if */
 
-    /* Run tests with old- and new-style groups
-     * PASSED() and H5_FAILED() are handled in check_configuration()
-     */
-    TESTING("evict on close with old-style groups");
-        nerrors += check_group_layout(fid, GROUP_OLD_STYLE_1_NAME, GROUP_OLD_STYLE_2_NAME) < 0 ? 1 : 0;
-    TESTING("evict on close with new-style groups");
-        nerrors += check_group_layout(fid, GROUP_NEW_STYLE_1_NAME, GROUP_NEW_STYLE_2_NAME) < 0 ? 1 : 0;
-
     /* Run tests with a variety of dataset configurations
      * PASSED() and H5_FAILED() are handled in check_configuration()
      */
@@ -906,6 +950,16 @@ main(void)
     TESTING("evict on close with compact layout");
         nerrors += check_dset_scheme(fid, DSET_COMPACT_NAME) < 0 ? 1 : 0;
 
+    /* Run tests with old- and new-style groups
+     * PASSED() and H5_FAILED() are handled in check_configuration()
+     */
+    TESTING("evict on close with old-style groups");
+        nerrors += check_group_layout(fid, GROUP_OLD_STYLE_NAME) < 0 ? 1 : 0;
+/* DER - Enable when EoC new-style groups bug is fixed
+    TESTING("evict on close with new-style groups");
+        nerrors += check_group_layout(fid, GROUP_NEW_STYLE_NAME) < 0 ? 1 : 0;
+*/
+
     /* Close the test file */
     if(H5Fclose(fid) < 0) {
         nerrors++;
diff --git a/test/ohdr.c b/test/ohdr.c
index 1478c5c..f06dc71 100644
--- a/test/ohdr.c
+++ b/test/ohdr.c
@@ -131,9 +131,9 @@ test_cont(char *filename, hid_t fapl)
     if(hdr_info.nchunks >= nchunks)
         TEST_ERROR
 
-    if(H5O_close(&oh_locA) < 0)
+    if(H5O_close(&oh_locA, NULL) < 0)
         FAIL_STACK_ERROR
-    if(H5O_close(&oh_locB) < 0)
+    if(H5O_close(&oh_locB, NULL) < 0)
         FAIL_STACK_ERROR
     if(H5Fclose(file) < 0)
         FAIL_STACK_ERROR
@@ -145,8 +145,8 @@ test_cont(char *filename, hid_t fapl)
 
 error:
     H5E_BEGIN_TRY {
-        H5O_close(&oh_locA);
-        H5O_close(&oh_locB);
+        H5O_close(&oh_locA, NULL);
+        H5O_close(&oh_locB, NULL);
         H5Fclose(file);
     } H5E_END_TRY;
 
@@ -272,7 +272,7 @@ test_ohdr_cache(char *filename, hid_t fapl)
         FAIL_STACK_ERROR
 
     /* Close object header created */
-    if(H5O_close(&oh_loc) < 0)
+    if(H5O_close(&oh_loc, NULL) < 0)
         FAIL_STACK_ERROR
 
     /* Unprotect local heap (which actually unpins it from the cache) */
@@ -731,7 +731,7 @@ main(void)
          *  works correctly - QAK)
          */
         TESTING("close & re-open object header");
-        if(H5O_close(&oh_loc) < 0)
+        if(H5O_close(&oh_loc, NULL) < 0)
             FAIL_STACK_ERROR
         if(H5Fclose(file) < 0)
             FAIL_STACK_ERROR
@@ -806,7 +806,7 @@ main(void)
 
         /* release resources */
         TESTING("object header closing");
-        if(H5O_close(&oh_loc) < 0)
+        if(H5O_close(&oh_loc, NULL) < 0)
             FAIL_STACK_ERROR
         PASSED();