sup-dump in sup-0.10

- old
+ new

@@ -1,10 +1,10 @@
 #!/usr/bin/env ruby
 
 require 'rubygems'
 require 'trollop'
-require "sup"
+require "sup"; Redwood::check_library_version_against "0.10"
 
 $opts = Trollop::options do
   version "sup-dump (sup #{Redwood::VERSION})"
   banner <<EOS
 Dumps all message state from the sup index to standard out. You can
@@ -15,14 +15,15 @@
 
 Usage:
   sup-dump > <filename>
   sup-dump | bzip2 > <filename> # even better
 
-No options.
+Options:
 EOS
+  opt :index, "Use this index type ('auto' for autodetect)", :default => "auto"
 end
 
-index = Redwood::Index.init
+index = Redwood::Index.init $opts[:index]
 Redwood::SourceManager.init
 index.load
 
 index.each_message :load_spam => true, :load_deleted => true, :load_killed => true do |m|
   puts "#{m.id} (#{m.labels.to_a.sort_by { |l| l.to_s } * ' '})"