class FFI::VariadicInvoker

# File lib/ffi/variadic.rb, line 53
    def attach(mod, mname)
      invoker = self
      params = "*args"
      call = "call"
      mname = mname.to_sym
      mod.module_eval <<-code, __FILE__, __LINE__
        @ffi_functions = {} unless defined?(@ffi_functions)
        @ffi_functions[#{mname.inspect}] = invoker

        def self.#{mname}(#{params})
          @ffi_functions[#{mname.inspect}].#{call}(#{params})
        end

        define_method(#{mname.inspect}, &method(#{mname.inspect}))
      code
      invoker
    end

# File lib/ffi/variadic.rb, line 35
def call(*args, &block)
  param_types = Array.new(@fixed)
  param_values = Array.new
  @fixed.each_with_index do |t, i|
    param_values << args[i]
  end
  i = @fixed.length
  while i < args.length
    param_types << FFI.find_type(args[i], @type_map)
    param_values << args[i + 1]
    i += 2
  end
  invoke(param_types, param_values, &block)
end

# File lib/ffi/variadic.rb, line 76
def param_types
  [*@fixed, Type::Builtin::VARARGS]
end