SaveSICSNode fulfills at the first time all of the 3 following requirements:

1) save the value af the topmost node
2) use hupdate instead of a set command for nodes marked with __save=update
3) save kids of nodes not saved

sicsobj.c

@@ -37,63 +37,63 @@ void DefaultFree(void *data)
   }
 }
 /*---------------------------------------------------------------------------*/
-static void saveSICSNode(pHdb node, char *prefix, FILE * fd)
+static void saveSICSNode(pHdb node, char *prefix, char separator, FILE * fd)
 {
-  char newprefix[1024], val[20];
-  char path[MAX_HDB_PATH];
+  /*
+    nodes with the property __save are saved
+    special case:
+      __save=update: a hupdate command is used instead of a set command
+   */
+  char val[20];
+  char p[MAX_HDB_PATH];
   pHdb child;
   hdbValue v;
   pDynString data = NULL;
   char *cmd;
+  char *str, *value;
 
   cmd = GetHdbProp(node, "creationCmd");
   if (cmd != NULL) {
-    GetHdbPath(node, path, sizeof path);
-    fprintf(fd, cmd, prefix, path);
-    fprintf(fd, "\n");
+    fprintf(fd, "%s\n", cmd);
   }
   if (GetHdbProperty(node, "__save", val, 20) == 1) {
     GetHipadabaPar(node, &v, NULL);
     data = formatValue(v, node);
     if (data != NULL) {
-      fprintf(fd, "%s %s\n", prefix, GetCharArray(data));
+      value = GetCharArray(data);
+      str = Arg2Tcl(1, &value, NULL, 0);
+      if (strcasecmp(val, "update") == 0) {
+        GetHdbPath(node, p, sizeof p);
+        fprintf(fd, "hupdate %s %s\n", p, str);
+      } else {
+        fprintf(fd, "%s %s\n", prefix, str);
+      }
       DeleteDynString(data);
+      free(str);
     }
     ReleaseHdbValue(&v);
+  }
   child = node->child;
   while (child != NULL) {
-      snprintf(newprefix, 1024, "%s/%s", prefix, child->name);
-      saveSICSNode(child, newprefix, fd);
+    /* the separator is blank for the first subnode and slash further down */
+    snprintf(p, sizeof p, "%s%c%s", prefix, separator, child->name);
+    saveSICSNode(child, p, '/', fd);
     child = child->next;
   }
 }
-}
 
 /*---------------------------------------------------------------------------*/
 int SaveSICSOBJ(void *data, char *name, FILE * fd)
 {
   pSICSOBJ self = (pSICSOBJ) data;
-  char prefix[1024];
-  char path[MAX_HDB_PATH];
-  pHdb node;
-  char *cmd;
   
   if (self != NULL && self->objectNode != NULL) {
-    node = self->objectNode->child;
-    cmd = GetHdbProp(self->objectNode, "creationCmd");
-    if (cmd != NULL) {
-      GetHdbPath(self->objectNode, path, sizeof path);
-      fprintf(fd, cmd, name, path);
-      fprintf(fd, "\n");
-    }
-    while (node != NULL) {
-      snprintf(prefix, 1024, "%s %s", name, node->name);
-      saveSICSNode(node, prefix, fd);
-      node = node->next;
-    }
+    saveSICSNode(self->objectNode, name, ' ', fd);
+    fprintf(fd, "\n"); /* make a blank line between objects for prettiness */
   }
   return 1;
 }
+
 /*---------------------------------------------------------------------------*/
 static void KillSICSOBJfromNode(void *userData)
 {
@@ -557,6 +557,7 @@ pSICSOBJ SetupSICSOBJ(SConnection * pCon, SicsInterp * pSics, void *pData,
   if (strcasecmp(argv[0], "DynSicsObj") == 0) {
     /* make object dynamic by defining a creation command */
     SetDescriptorKey(pNew->pDes, "creationCommand", "0");
+    SCparChange(pCon);
   }
 
   SetHdbProperty(pNew->objectNode, "sicsdev", argv[1]);