Merge pull request #443 in HDFFV/hdf5 from ~DEROBINS/hdf5_der:eoc_parallel_prevent to develop

* commit '5ed622b9ca432f1b440e8903680695ac83e28301':
  The cache_image test shows a skipped message about EoC in parallel.
  Added code to disable the evict-on-close feature in the parallel library.

3 files changed, 126 insertions, 3 deletions

diff --git a/src/H5Pfapl.c b/src/H5Pfapl.c
index 7865fdf..e47a4b0 100644
--- a/src/H5Pfapl.c
+++ b/src/H5Pfapl.c
@@ -4381,7 +4381,19 @@ H5P_facc_mdc_log_location_close(const char H5_ATTR_UNUSED *name, size_t H5_ATTR_
  *-------------------------------------------------------------------------
  */
 herr_t
-H5Pset_evict_on_close(hid_t fapl_id, hbool_t evict_on_close)
+H5Pset_evict_on_close(
+#if defined(H5_HAVE_PARALLEL) && !defined(H5_DEBUG_BUILD)
+                        hid_t H5_ATTR_UNUSED fapl_id,
+#else
+                        hid_t fapl_id,
+#endif /* H5_HAVE_PARALLEL and !H5_DEBUG_BUILD */
+
+#ifdef H5_HAVE_PARALLEL
+                        hbool_t H5_ATTR_UNUSED evict_on_close
+#else
+                        hbool_t evict_on_close
+#endif /* H5_HAVE_PARALLEL */
+)
 {
     H5P_genplist_t *plist;          /* property list pointer */
     herr_t ret_value = SUCCEED;     /* return value */
@@ -4397,9 +4409,13 @@ H5Pset_evict_on_close(hid_t fapl_id, hbool_t evict_on_close)
     if(NULL == (plist = (H5P_genplist_t *)H5I_object(fapl_id)))
         HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
 
-    /* Set values */
+#ifndef H5_HAVE_PARALLEL
+    /* Set value */
     if(H5P_set(plist, H5F_ACS_EVICT_ON_CLOSE_FLAG_NAME, &evict_on_close) < 0)
         HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set evict on close property")
+#else
+    HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "evict on close is currently not supported in parallel HDF5")
+#endif /* H5_HAVE_PARALLEL */
 
 done:
     FUNC_LEAVE_API(ret_value)
diff --git a/test/cache_image.c b/test/cache_image.c
index dfbd02e..378c21e 100644
--- a/test/cache_image.c
+++ b/test/cache_image.c
@@ -7714,6 +7714,7 @@ get_free_sections_test(void)
 static unsigned
 evict_on_close_test(void)
 {
+#ifndef H5_HAVE_PARALLEL
     const char * fcn_name = "evict_on_close_test()";
     char filename[512];
     hbool_t show_progress = FALSE;
@@ -7722,9 +7723,16 @@ evict_on_close_test(void)
     H5F_t *file_ptr = NULL;
     H5C_t *cache_ptr = NULL;
     int cp = 0;
+#endif /* H5_HAVE_PARALLEL */
 
     TESTING("Cache image / evict on close interaction");
 
+#ifdef H5_HAVE_PARALLEL
+    SKIPPED();
+    HDputs("    EoC not supported in the parallel library.");
+    return 0;
+#else
+
     pass = TRUE;
 
     if ( show_progress ) 
@@ -8013,6 +8021,7 @@ evict_on_close_test(void)
                   FUNC, failure_mssg);
 
     return !pass;
+#endif /* H5_HAVE_PARALLEL */
 
 } /* evict_on_close_test() */
 
@@ -8072,4 +8081,3 @@ main(void)
 
 } /* main() */
 
-
diff --git a/test/evict_on_close.c b/test/evict_on_close.c
index b00c1e4..147976b 100644
--- a/test/evict_on_close.c
+++ b/test/evict_on_close.c
@@ -39,6 +39,12 @@
 #include "H5Gpkg.h"
 #include "H5Ipkg.h"
 
+/* Evict on close is not supported under parallel at this time.
+ * In the meantime, we just run a simple check that EoC can't be
+ * enabled in parallel HDF5.
+ */
+#ifndef H5_HAVE_PARALLEL
+
 /* Uncomment to manually inspect cache states */
 /* (Requires debug build of the library) */
 /* #define EOC_MANUAL_INSPECTION */
@@ -992,3 +998,96 @@ error:
 
 } /* end main() */
 
+#else
+
+
+/*-------------------------------------------------------------------------
+ * Function:    check_evict_on_close_parallel_fail()
+ *
+ * Purpose:     Verify that the H5Pset_evict_on_close() call fails in
+ *              parallel HDF5.
+ *
+ * Return:      SUCCEED/FAIL
+ *
+ * Programmer:  Dana Robinson
+ *              Spring 2017
+ *
+ *-------------------------------------------------------------------------
+ */
+static herr_t
+check_evict_on_close_parallel_fail(void)
+{
+    hid_t       fapl_id = -1;
+    hbool_t     evict_on_close;
+    herr_t      status;
+
+    TESTING("evict on close fails in parallel");
+
+    /* Create a fapl */
+    if((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
+        TEST_ERROR;
+
+    /* Set the evict on close property (should fail)*/
+    evict_on_close = TRUE;
+    H5E_BEGIN_TRY {
+        status = H5Pset_evict_on_close(fapl_id, evict_on_close);
+    } H5E_END_TRY;
+    if(status >= 0)
+        FAIL_PUTS_ERROR("H5Pset_evict_on_close() did not fail in parallel HDF5.");
+
+    /* close fapl */
+    if(H5Pclose(fapl_id) < 0)
+        TEST_ERROR;
+
+    PASSED();
+    return SUCCEED;
+
+error:
+    H5_FAILED();
+    return FAIL;
+
+} /* check_evict_on_close_parallel_fail() */
+
+
+/*-------------------------------------------------------------------------
+ * Function:    main (parallel version)
+ *
+ * Return:      EXIT_FAILURE/EXIT_SUCCESS
+ *
+ * Programmer:  Dana Robinson
+ *              Spring 2016
+ *
+ *-------------------------------------------------------------------------
+ */
+int
+main(void)
+{
+    unsigned    nerrors = 0;        /* number of test errors                */
+
+    HDprintf("Testing evict-on-close cache behavior\n");
+
+    /* Initialize */
+    h5_reset();
+
+    /* Test that EoC fails in parallel HDF5 */
+    nerrors += check_evict_on_close_parallel_fail() < 0 ? 1 : 0;
+
+    if(nerrors)
+        goto error;
+
+    HDprintf("All evict-on-close tests passed.\n");
+    HDprintf("Note that EoC is not supported under parallel so most tests are skipped.\n");
+
+    return EXIT_SUCCESS;
+
+error:
+
+    HDprintf("***** %u evict-on-close test%s FAILED! *****\n",
+        nerrors, nerrors > 1 ? "S" : "");
+
+    return EXIT_FAILURE;
+
+} /* main() - parallel */
+
+#endif /* H5_HAVE_PARALLEL */
+