とりあえずコピペ。
#!/usr/bin/env ruby
require 'webrick'
httpd=WEBrick::HTTPServer.new(
:Port => 8080,
:DocumentRoot => Dir::pwd
)
Signal.trap('INT'){httpd.shutdown}
httpd.start
実行すると、こんな感じのメッセージがでたよ。
% ./tweb.rb [2012-02-21 22:14:43] INFO WEBrick 1.3.1 [2012-02-21 22:14:43] INFO ruby 1.8.7 (2010-01-10) [universal-darwin11.0] [2012-02-21 22:14:44] INFO WEBrick::HTTPServer#start: pid=1492 port=8080 localhost - - [21/Feb/2012:22:14:52 JST] "GET / HTTP/1.1" 200 541 - -> / localhost - - [21/Feb/2012:22:15:01 JST] "GET / HTTP/1.1" 200 541 Referer -> /


