/usr/bin/rdoc2.3 is in ruby2.3 2.3.0-5ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | #!/usr/bin/ruby2.3
#
# RDoc: Documentation tool for source code
# (see lib/rdoc/rdoc.rb for more information)
#
# Copyright (c) 2003 Dave Thomas
# Released under the same terms as Ruby
begin
gem 'rdoc'
rescue NameError => e # --disable-gems
raise unless e.name == :gem
rescue Gem::LoadError
end
require 'rdoc/rdoc'
begin
r = RDoc::RDoc.new
r.document ARGV
rescue Errno::ENOSPC
$stderr.puts 'Ran out of space creating documentation'
$stderr.puts
$stderr.puts 'Please free up some space and try again'
rescue SystemExit
raise
rescue Exception => e
if $DEBUG_RDOC then
$stderr.puts e.message
$stderr.puts "#{e.backtrace.join "\n\t"}"
$stderr.puts
elsif Interrupt === e then
$stderr.puts
$stderr.puts 'Interrupted'
else
$stderr.puts "uh-oh! RDoc had a problem:"
$stderr.puts e.message
$stderr.puts
$stderr.puts "run with --debug for full backtrace"
end
exit 1
end
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