# HG changeset patch
# User Franz Glasner <fzglas.hg@dom66.de>
# Date 1660867220 -7200
# Node ID e292d85338b3641dd724ccb43f1a7e5dcac40397
# Parent  cf4097c83691ff046334a9cb41e257518ce112e0
Handle empty $ipv6_defaultrouter values more explicitely

diff -r cf4097c83691 -r e292d85338b3 etc/periodic/daily/800.local-ipv6-refresh
--- a/etc/periodic/daily/800.local-ipv6-refresh	Fri Aug 19 01:46:16 2022 +0200
+++ b/etc/periodic/daily/800.local-ipv6-refresh	Fri Aug 19 02:00:20 2022 +0200
@@ -41,12 +41,16 @@
     echo 1>&2 "$0: WARNING: \$daily_local_ipv6_refresh_enable is not set properly - assuming \"NO\" has been set"
     exit 0
     ;;
-esac  
+esac
 
 case "${ipv6_defaultrouter}" in
 [Nn][Oo])
     # SKIP because no IP static IPv6 router given
     ;;
+'')
+    # SKIP because this is an unresolvable router specification
+    echo 1>&2 "$0: WARNING: \$ipv6_defaultrouter has an unexpected empty value"
+    ;;
 *)
     if type anticongestion >/dev/null 2>&1; then
         anticongestion_sleeptime=60