new

# File lib/rubygems/config_file.rb, line 170
  def initialize(args)
    @config_file_name = nil
    need_config_file_name = false

    arg_list = []

    args.each do |arg|
      if need_config_file_name
        @config_file_name = arg
        need_config_file_name = false
      elsif arg =~ /^--config-file=(.*)/
        @config_file_name = $1
      elsif arg =~ /^--config-file$/
        need_config_file_name = true
      else
        arg_list << arg
      end
    end

    @backtrace = DEFAULT_BACKTRACE
    @bulk_threshold = DEFAULT_BULK_THRESHOLD
    @verbose = DEFAULT_VERBOSITY
    @update_sources = DEFAULT_UPDATE_SOURCES
    @concurrent_downloads = DEFAULT_CONCURRENT_DOWNLOADS
    @cert_expiration_length_days = DEFAULT_CERT_EXPIRATION_LENGTH_DAYS

    operating_system_config = Marshal.load Marshal.dump(OPERATING_SYSTEM_DEFAULTS)
    platform_config = Marshal.load Marshal.dump(PLATFORM_DEFAULTS)
    system_config = load_file SYSTEM_WIDE_CONFIG_FILE
    user_config = load_file config_file_name.dup.untaint
    environment_config = (ENV['GEMRC'] || '').split(/[:;]/).inject({}) do |result, file|
      result.merge load_file file
    end

    @hash = operating_system_config.merge platform_config
    unless arg_list.index '--norc'
      @hash = @hash.merge system_config
      @hash = @hash.merge user_config
      @hash = @hash.merge environment_config
    end

    # HACK these override command-line args, which is bad
    @backtrace                   = @hash[:backtrace]                   if @hash.key? :backtrace
    @bulk_threshold              = @hash[:bulk_threshold]              if @hash.key? :bulk_threshold
    @home                        = @hash[:gemhome]                     if @hash.key? :gemhome
    @path                        = @hash[:gempath]                     if @hash.key? :gempath
    @update_sources              = @hash[:update_sources]              if @hash.key? :update_sources
    @verbose                     = @hash[:verbose]                     if @hash.key? :verbose
    @disable_default_gem_server  = @hash[:disable_default_gem_server]  if @hash.key? :disable_default_gem_server
    @sources                     = @hash[:sources]                     if @hash.key? :sources
    @cert_expiration_length_days = @hash[:cert_expiration_length_days] if @hash.key? :cert_expiration_length_days

    @ssl_verify_mode  = @hash[:ssl_verify_mode]  if @hash.key? :ssl_verify_mode
    @ssl_ca_cert      = @hash[:ssl_ca_cert]      if @hash.key? :ssl_ca_cert
    @ssl_client_cert  = @hash[:ssl_client_cert]  if @hash.key? :ssl_client_cert

    @api_keys         = nil
    @rubygems_api_key = nil

    handle_arguments arg_list
  end