here = File.expand_path(File.dirname(__FILE__)) require File.join(here, 'msgpack', 'version') begin m = /(\d+.\d+)/.match(RUBY_VERSION) ver = m[1] ver = '1.9' if ver == '2.0' require File.join(here, 'msgpack', ver, 'msgpack') rescue LoadError require File.join(here, 'msgpack', 'msgpack') end