File 4291-Also-list-connected-hidden-nodes-in-observer-nodes-l.patch of Package erlang

From 546b645f3fcd932c6fd5b7ecf8906e88e3f828b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20G=C3=B6m=C3=B6ri?= <gomoripeti@gmail.com>
Date: Mon, 30 May 2022 00:40:08 +0200
Subject: [PATCH 1/2] Also list connected, hidden nodes in observer nodes list
 menu

---
 lib/observer/src/observer_wx.erl | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/lib/observer/src/observer_wx.erl b/lib/observer/src/observer_wx.erl
index d83b51dd3d..dea7e07db0 100644
--- a/lib/observer/src/observer_wx.erl
+++ b/lib/observer/src/observer_wx.erl
@@ -747,17 +747,20 @@ get_nodes() ->
     Nodes0 = case erlang:is_alive() of
 		false -> [];
 		true  ->
-		    case net_adm:names() of
-			{error, _} -> nodes();
-			{ok, Names} ->
-			    epmd_nodes(Names) ++ nodes()
-		    end
+                    case net_adm:names() of
+                        {error, _} -> [];
+                        {ok, Names} -> epmd_nodes(Names)
+                    end
+                    ++
+                    nodes(connected)
 	     end,
     Nodes = lists:usort(Nodes0),
+    WarningText = "WARNING: connecting to non-erlang nodes may crash them",
     {_, Menues} =
 	lists:foldl(fun(Node, {Id, Acc}) when Id < ?LAST_NODES_MENU_ID ->
 			    {Id + 1, [#create_menu{id=Id + ?FIRST_NODES_MENU_ID,
-						   text=atom_to_list(Node)} | Acc]}
+						   text=atom_to_list(Node),
+						   help=WarningText} | Acc]}
 		    end, {1, []}, Nodes),
     {Nodes, lists:reverse(Menues)}.
 
-- 
2.35.3