HDFFV-9984 Add merge/prune h5repack options for ext links

2 files changed, 27 insertions, 29 deletions

diff --git a/tools/lib/h5diff_array.c b/tools/lib/h5diff_array.c
index b4d4fa0..9efec66 100644
--- a/tools/lib/h5diff_array.c
+++ b/tools/lib/h5diff_array.c
@@ -756,15 +756,14 @@ diff_datum(void *_mem1, void *_mem2, hsize_t elemtno, diff_opt_t *opts, hid_t co
             hid_t obj2_id = H5I_INVALID_HID;
             diff_opt_t ref_opts;
 
-            ref_opts = *opts;
-            ref_opts.obj_name[0] = NULL;
-            ref_opts.obj_name[1] = NULL;
-
             /*-------------------------------------------------------------------------
              * H5T_STD_REF_OBJ
              * Object references. get the type and OID of the referenced object
              *-------------------------------------------------------------------------
              */
+            ref_opts = *opts;
+            ref_opts.obj_name[0] = NULL;
+            ref_opts.obj_name[1] = NULL;
             if (type_size == H5R_OBJ_REF_BUF_SIZE) {
                 H5O_type_t obj1_type;
                 H5O_type_t obj2_type;
diff --git a/tools/lib/h5diff_attr.c b/tools/lib/h5diff_attr.c
index 2e903be..1473146 100644
--- a/tools/lib/h5diff_attr.c
+++ b/tools/lib/h5diff_attr.c
@@ -333,7 +333,7 @@ hsize_t diff_attr_data(hid_t attr1_id, hid_t attr2_id,
     hsize_t    dims1[H5S_MAX_RANK];    /* dimensions of dataset */
     hsize_t    dims2[H5S_MAX_RANK];    /* dimensions of dataset */
     hsize_t    nfound = 0;
-    int        j;
+    size_t     sz;
     diff_err_t ret_value = opts->err_stat;
 
     H5TOOLS_START_DEBUG(" - errstat:%d", opts->err_stat);
@@ -372,19 +372,19 @@ hsize_t diff_attr_data(hid_t attr1_id, hid_t attr2_id,
 
     H5TOOLS_DEBUG("attr_names: %s - %s", name1, name2);
     if (name1) {
-        j = (int)HDstrlen(name1);
-        H5TOOLS_DEBUG("attr1_name: %s - %d", name1, j);
-        if (j > 0) {
-            opts->obj_name[0] = (char *)HDmalloc((size_t)j + 1);
-            HDstrncpy(opts->obj_name[0], name1, (size_t)j + 1);
+        sz = HDstrlen(name1);
+        H5TOOLS_DEBUG("attr1_name: %s - %d", name1, sz);
+        if (sz > 0) {
+            opts->obj_name[0] = (char *)HDmalloc(sz + 1);
+            HDstrncpy(opts->obj_name[0], name1, sz + 1);
         }
     }
     if (name2) {
-        j = (int)HDstrlen(name2);
-        H5TOOLS_DEBUG("attr2_name: %s - %d", name2, j);
-        if (j > 0) {
-            opts->obj_name[1] = (char *)HDmalloc((size_t)j + 1);
-            HDstrncpy(opts->obj_name[1], name2, (size_t)j + 1);
+        sz = HDstrlen(name2);
+        H5TOOLS_DEBUG("attr2_name: %s - %d", name2, sz);
+        if (sz > 0) {
+            opts->obj_name[1] = (char *)HDmalloc(sz + 1);
+            HDstrncpy(opts->obj_name[1], name2, sz + 1);
         }
     }
     H5TOOLS_DEBUG("attr_names: %s - %s", opts->obj_name[0], opts->obj_name[1]);
@@ -392,6 +392,9 @@ hsize_t diff_attr_data(hid_t attr1_id, hid_t attr2_id,
     /* pass dims1 and dims2 for maxdims as well since attribute's maxdims
     * are always same */
     if(diff_can_type(ftype1_id, ftype2_id, rank1, rank2, dims1, dims2, dims1, dims2, opts, 0) == 1) {
+
+        int j;
+
         /*-----------------------------------------------------------------
         * "upgrade" the smaller memory size
         *------------------------------------------------------------------
@@ -449,22 +452,18 @@ hsize_t diff_attr_data(hid_t attr1_id, hid_t attr2_id,
 
         H5TOOLS_DEBUG("attr_names: %s - %s : %s - %s", name1, name2, path1, path2);
         if (name1) {
-            j = (int)HDstrlen(name1) + (int)HDstrlen(path1) + 7;
-            H5TOOLS_DEBUG("attr1_name: %s - %d", name1, j);
-            if (j > 0) {
-                opts->obj_name[0] = (char *)HDcalloc((size_t)j + 1, sizeof(char));
-                HDsnprintf(opts->obj_name[0], j, "%s of <%s>", name1, path1);
-                opts->obj_name[0][j] = '\0';
-            }
+            sz = HDstrlen(name1) + HDstrlen(path1) + 7;
+            H5TOOLS_DEBUG("attr1_name: %s - %d", name1, sz);
+            opts->obj_name[0] = (char *)HDcalloc(sz + 1, sizeof(char));
+            HDsnprintf(opts->obj_name[0], sz, "%s of <%s>", name1, path1);
+            opts->obj_name[0][sz] = '\0';
         }
         if (name2) {
-            j = (int)HDstrlen(name2) + (int)HDstrlen(path2) + 7;
-            H5TOOLS_DEBUG("attr2_name: %s - %d", name2, j);
-            if (j > 0) {
-                opts->obj_name[1] = (char *)HDcalloc((size_t)j + 1, sizeof(char));
-                HDsnprintf(opts->obj_name[1], j, "%s of <%s>", name2, path2);
-                opts->obj_name[1][j] = '\0';
-            }
+            sz = HDstrlen(name2) + HDstrlen(path2) + 7;
+            H5TOOLS_DEBUG("attr2_name: %s - %d", name2, sz);
+            opts->obj_name[1] = (char *)HDcalloc(sz + 1, sizeof(char));
+            HDsnprintf(opts->obj_name[1], sz, "%s of <%s>", name2, path2);
+            opts->obj_name[1][sz] = '\0';
         }
 
         /*---------------------------------------------------------------------