bin/sign: Don't continue processing after encountering a directive.

diff --git a/bin/sign b/bin/sign
index 7c84ae6..c1f7c62 100755 (executable)
--- a/bin/sign
+++ b/bin/sign
@@ -40,7 +40,7 @@ while read line <&3; do
   ## Read the host line.
   set -- $line
   case "$1" in
-    @domain) domain=$2 ;;
+    @domain) domain=$2; continue ;;
     @*) echo >&2 "$0: unknown directive \`$1'"; exit 1 ;;
   esac
   host=$1