From: David Heinemeier Hansson <david@...>
Date: 2003-08-05T19:17:55+09:00
Subject: Log4r and Ruby 1.8.0 in Singleton problems

Somethings rotten...

david% irb
irb(main):001:0> require 'Singleton'
irb(main):002:0> class Something
irb(main):003:1> include Singleton
irb(main):004:1> end
irb(main):005:0> require 'log4r'
/usr/local/lib/ruby/1.8/singleton.rb:119: warning: already initialized  
constant FirstInstanceCall
NameError: undefined method `extend_object' for `Singleton'
         from /usr/local/lib/ruby/1.8/singleton.rb:161:in `undef_method'
         from /usr/local/lib/ruby/1.8/singleton.rb:161
         from /usr/local/lib/ruby/site_ruby/1.8/log4r/repository.rb:4:in  
`require'
         from /usr/local/lib/ruby/site_ruby/1.8/log4r/repository.rb:4
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/ 
outputterfactory.rb:5:in `require'
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/outputterfactory.rb:5
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/outputter.rb:10:in  
`require'
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/outputter.rb:10
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/iooutputter.rb:2:in  
`require'
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/iooutputter.rb:2
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/fileoutputter.rb:4:in  
`require'
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/fileoutputter.rb:4
         from /usr/local/lib/ruby/site_ruby/1.8/log4r.rb:8:in `require'
         from /usr/local/lib/ruby/site_ruby/1.8/log4r.rb:8
         from (irb):5:in `require'
         from (irb):5
         from  
/usr/local/lib/ruby/site_ruby/1.8/log4r/outputter/ 
outputter.rb:118irb(main):006:0>

It doens't do this unless I make another Singleton-class first. Any got  
a clue?
--
David Heinemeier Hansson,
http://www.loudthinking.com/ -- Thoughts for free
http://www.nextangle.com/    -- Thoughts for hire