split_gem_path

# File lib/rubygems/path_support.rb, line 44
  def split_gem_path gpaths, home
    # FIX: it should be [home, *path], not [*path, home]

    gem_path = []

    if gpaths
      gem_path = gpaths.split(Gem.path_separator)
      # Handle the path_separator being set to a regexp, which will cause
      # end_with? to error
      if gpaths =~ /#{Gem.path_separator}\z/
        gem_path += default_path
      end

      if File::ALT_SEPARATOR then
        gem_path.map! do |this_path|
          this_path.gsub File::ALT_SEPARATOR, File::SEPARATOR
        end
      end

      gem_path << home
    else
      gem_path = default_path
    end

    gem_path.uniq
  end