From 5fe796f141259d49452713a85aaa117d73eead5a Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Wed, 1 Mar 2017 12:39:25 +0100
Subject: can now update multiple ips at once

---
 update-ddns.in | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/update-ddns.in b/update-ddns.in
index a6dea00..0fb993e 100644
--- a/update-ddns.in
+++ b/update-ddns.in
@@ -26,15 +26,15 @@ do
     continue
   fi
 
-  if [ "${ipVer}" == "4" ]
+  if [ "${ipVer}" == '4' ]
   then
-    dnsVer="A"
-    inetVer="inet"
+    dnsVer='A'
+    inetVer='inet'
     ipCmdVer='-4'
-  elif [ "${ipVer}" == "6" ]
+  elif [ "${ipVer}" == '6' ]
   then
-    dnsVer="AAAA"
-    inetVer="inet6"
+    dnsVer='AAAA'
+    inetVer='inet6'
     ipCmdVer='-6'
   else
     >&2 echo 'Error: First column in "#ETCDIR#/update-ddns.conf" needs to be "4" or "6"!'
@@ -71,17 +71,17 @@ do
         sort -u
     )"
 
-    if [ $(echo "${ips}" | wc -l) -eq 1 ]
+    if [ $(echo "${ips}" | wc -l) -eq 0 ]
     then
-      updateIp='address='"${ips}"
+      unset updateIp
+    else
+      updateIp='address='"$(echo -n "${ips}" | tr '\n' ',')"
       if [[ "${updateUrl}" = *'?'* ]]
       then
         updateIp='&'"${updateIp}"
       else
         updateIp='?'"${updateIp}"
       fi
-    else
-      unset updateIp
     fi
   fi
 
-- 
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