comparison lib/SVG/Graph/Graph.rb @ 1464:261b3d9a4903 redmine-2.4

Update to Redmine 2.4 branch rev 12663

 begin
   require 'zlib'
-  @@__have_zlib = true
 rescue
-  @@__have_zlib = false
+  # Zlib not available
 end
 
 require 'rexml/document'
 
 module SVG

 
         data = ""
         @doc.write( data, 0 )
 
         if @config[:compress]
-          if @@__have_zlib
+          if Object.const_defined?(:Zlib)
             inp, out = IO.pipe
             gz = Zlib::GzipWriter.new( out )
             gz.write data
             gz.close
             data = inp.read