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minor, fix dns param

neilpang 8 years ago
parent
a6a0495392
commit
a5c56c547d
1 changed files with 1 additions and 1 deletions
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      acme.sh

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acme.sh
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@@ -5440,7 +5440,7 @@ _process() {
 
         ;;
 
         ;;
 
       --dns)
 
       --dns)
 
         wvalue="dns"
 
         wvalue="dns"
 
-        if ! _startswith "$2" "-"; then
 
+        if [ "$2" ] && ! _startswith "$2" "-"; then
 
           wvalue="$2"
 
           wvalue="$2"
 
           shift
 
           shift
 
         fi
 
         fi