$:.unshift File.dirname(__FILE__)

require 'physical_system'
require 'cotta_dir'
require 'cotta_file'
require 'pathname'

module BuildMaster
class Cotta
  def initialize(system=PhysicalSystem.new)
    @system = system
  end
  
  def shell(command_line)
    puts "$> #{command_line}"
    @system.shell(command_line)
  end
  
  def dir(path)
    return CottaDir.new(@system, Pathname.new(path))
  end
  
  def file(path)
    return CottaFile.new(@system, Pathname.new(path))
  end
  
  def environment!(variable)
    @system.environment!(variable)
  end
  
  def environment(variable, default = '')
    @system.environment(variable, default)
  end
end
end