From aa32217f3753f9a878ec75a15bc37b3f12dd83e6 Mon Sep 17 00:00:00 2001
From: ifrido <ifridox@gmail.com>
Date: Sat, 6 Mar 2021 21:56:19 +0100
Subject: [PATCH] disable filename expansion during evalutation of the NAME env
 variable

---
 dyndns.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dyndns.sh b/dyndns.sh
index 617c519..d95b290 100755
--- a/dyndns.sh
+++ b/dyndns.sh
@@ -36,10 +36,15 @@ while ( true ); do
     echo "Found IP address $ip"
 
     if [[ -n $ip ]]; then
+		# disable glob expansion
+		set -f
         for sub in ${NAME//;/ }; do
             record_id=$(echo $domain_records| jq ".domain_records[] | select(.type == \"A\" and .name == \"$sub\") | .id")
             record_data=$(echo $domain_records| jq -r ".domain_records[] | select(.type == \"A\" and .name == \"$sub\") | .data")
             
+			# re-enalbe glob expansion
+			set +f
+
             test -z $record_id && echo "No record found with '$sub' domain name!" && continue
 
             if [[ "$ip" != "$record_data" ]]; then