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#!ruby
require 'rdoc/rdoc'
# Make only the output directory relative to the invoked directory.
invoked = Dir.pwd
# Load options and parse files from srcdir.
Dir.chdir(File.dirname(__dir__))
options = RDoc::Options.load_options
options.parse ARGV
options.singleton_class.define_method(:finish) do
super()
@op_dir = File.expand_path(@op_dir, invoked)
end
# Do not hide errors when generating documents of Ruby itself.
RDoc::RDoc.new.document options
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