# File cli/ruby-debug/interface.rb, line 63 def initialize() super @command_queue = [] @restart_file = nil if @have_readline # take gdb's default @history_length = ENV['HISTSIZE'] ? ENV['HISTSIZE'].to_i : 256 @histfile = File.join(ENV['HOME']||ENV['HOMEPATH']||'.', FILE_HISTORY) open(@histfile, 'r') do |file| file.each do |line| line.chomp! Readline::HISTORY << line end end if File.exist?(@histfile) end end