From a308d4269e5d20f3787c524a427e8acf55e7a1d2 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Tue, 6 May 2025 11:15:15 +0200
Subject: [PATCH] dhcp-to-dns: fail if global functions do not become ready

---
 dhcp-to-dns.rsc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/dhcp-to-dns.rsc b/dhcp-to-dns.rsc
index b032071..e66704b 100644
--- a/dhcp-to-dns.rsc
+++ b/dhcp-to-dns.rsc
@@ -9,11 +9,11 @@
 # check DHCP leases and add/remove/update DNS entries
 # https://rsc.eworm.de/doc/dhcp-to-dns.md
 
-:global GlobalFunctionsReady;
-:while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
-
 :local ExitOK false;
 :onerror Err {
+  :global GlobalFunctionsReady;
+  :retry { :if ($GlobalFunctionsReady != true) \
+      do={ :error ("Global functions not ready."); }; } delay=500ms max=50;
   :local ScriptName [ :jobname ];
 
   :global Domain;