mkdir(name, mode)
public
Creates a new directory
in the tar file name with mode
# File lib/rubygems/package/tar_writer.rb, line 195
def mkdir(name, mode)
check_closed
name, prefix = split_name(name)
header = Gem::Package::TarHeader.new :name => name, :mode => mode,
:typeflag => "5", :size => 0,
:prefix => prefix
@io.write header
self
end