Primary change is HDFFV-11212 - new refs and JNI (#372)

* OESS-98 convert plugin option to FetchContent, add tests

* Fixes for pkcfg files because of plugin option

* OESS-98 fix tools test for plugins

* Keep doxygen comments under 100 chars long - format hint

* Whitespace

* HDFFV-11144 - Reclassify CMake messages

* HDFFV-11099/11100 added help text

* Reworked switch statement to compare string instead

* Fix typo

* Update CDash mode

* Correct name of threadsafe

* Correct option name

* Undo accidental commit

* Note LLVM 10 to 11 format default changes

* Update format plugin

* Undo clang-format version 11 changes

* One more correction

* Update supported platforms

* Revert whitespace changes

* Correct whitespace

* Changes from PR#3

* HDFFV-11213 added option to control gcc10 warnings diagnostics

* HDFFV-11212 Use the new references correctly in JNI utility and tests

* format source

* Fix typo

* Add new test file

* HDFFV-11212 - update test and remove unused arg

* Minor non-space formatting changes

* Use H5I_INVALID_ID instead of "-1"

* source formatting

* add missing testfile, update jni function

* Undo commit of debug code

* remove mislocated file

* Fix h5repack test for handling of fapls and id close

* Update h5diff test files usage text

* HDFFV-11212 add new ref tests for JNI export dataset

* src format update

* Remove blank line typo

* src format typo

* long double requires %Lg

* Another long double foramt specifer S.B. %Lg

* issue with t128bit test

* Windows issue with h5dump and type.

* Fix review issues

* refactor function nesting and fix error checks

* format fixes

* Remove untested functions and javadoc quiet comments

* Restore TRY block.

* Change string append errors to memory exception

* revert to H5_JNI_FATAL_ERROR - support functions need work

* Add assertion error for h5util functions

* remove duplicate function

* format fix

* Revert HD function error handling

* Update copyright comments

1 files changed, 52 insertions, 0 deletions

diff --git a/tools/test/h5dump/h5dumpgentest.c b/tools/test/h5dump/h5dumpgentest.c
index c3098fc..15d3eef 100644
--- a/tools/test/h5dump/h5dumpgentest.c
+++ b/tools/test/h5dump/h5dumpgentest.c
@@ -115,6 +115,7 @@
 #define FILE85     "tgrpnullspace.h5"
 #define FILE86     "err_attr_dspace.h5"
 #define FILE87     "tintsnodata.h5"
+#define FILE88     "tldouble_scalar.h5"
 
 /*-------------------------------------------------------------------------
  * prototypes
@@ -6333,6 +6334,57 @@ error:
 }
 
 /*-------------------------------------------------------------------------
+ * Function: gent_ldouble_scalar
+ *
+ * Purpose: make file with a long double scalar dataset
+ *
+ *-------------------------------------------------------------------------
+ */
+static int
+gent_ldouble_scalar(void)
+{
+    hid_t       fid;
+    hid_t       did;
+    hid_t       tid;
+    hid_t       sid;
+    hsize_t     dims[1] = {6};
+    long double buf[6]  = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
+
+    if ((fid = H5Fcreate(FILE88, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+        goto error;
+
+    if ((sid = H5Screate(H5S_SCALAR)) < 0)
+        goto error;
+
+    if ((tid = H5Tarray_create(H5T_NATIVE_LDOUBLE, 1, dims)) < 0)
+        goto error;
+
+    if (H5Tget_size(tid) == 0)
+        goto error;
+
+    if ((did = H5Dcreate2(fid, "dset", tid, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+        goto error;
+
+    if (H5Dwrite(did, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
+        goto error;
+
+    if (H5Sclose(sid) < 0)
+        goto error;
+    if (H5Tclose(tid) < 0)
+        goto error;
+    if (H5Dclose(did) < 0)
+        goto error;
+    if (H5Fclose(fid) < 0)
+        goto error;
+
+    return 0;
+
+error:
+    HDprintf("error !\n");
+    return -1;
+}
+
+/*-------------------------------------------------------------------------
  * Function:    gent_binary
  *
  * Purpose:     Generate a file to be used in the binary output test