C:\oracle-rails>ruby ruby-oci8-1.0.5-mswin32.rb
Copy OCI8.rb to c:/ruby/lib/ruby/site_ruby/1.8/dbd
Copy oci8.rb to c:/ruby/lib/ruby/site_ruby/1.8
Copy oci8lib.so to c:/ruby/lib/ruby/site_ruby/1.8/i386-msvcrt
OK?
Enter Yes/No: y
Copying OCI8.rb to c:/ruby/lib/ruby/site_ruby/1.8/dbd ... done
Copying oci8.rb to c:/ruby/lib/ruby/site_ruby/1.8 ... done
Copying oci8lib.so to c:/ruby/lib/ruby/site_ruby/1.8/i386-msvcrt ... done
OK