--- /dev/null
+require 'rbconfig'
+
+module RubyForker
+ # Forks a ruby interpreter with same type as ourself.
+ # juby will fork jruby, ruby will fork ruby etc.
+ def ruby(args, stderr=nil)
+ config = ::Config::CONFIG
+ interpreter = File::join(config['bindir'], config['ruby_install_name']) + config['EXEEXT']
+ cmd = "#{interpreter} #{args}"
+ cmd << " 2> #{stderr}" unless stderr.nil?
+ `#{cmd}`
+ end
+end
\ No newline at end of file