From: John Joyce <dangerwillrobinsondanger@...>
Date: 2007-07-05T23:12:04+09:00
Subject: Re: File.unlink(nonwestern_filename) ---> Error on Windows


On Jul 5, 2007, at 8:00 AM, johan556@gmail.com wrote:

> Hi!
>
> I use Ruby on Windows, and tried to remove all files in a directory
> with the code given below. But if the directory contains files with
> filenames having non-western characters the operation fails.
>
> I first encountered this problem when using FileUtils.rm_r, and that
> method also fails (for the same reason I guess). This makes FileUtils
> quite useless in some situations. We have for example Subversion
> projects that contain files with Japanese characters (for testing that
> our product works with such characters), and I also tried with Arabic
> characters (stored in Unicode in NTFS in both cases).
>
> Is it possible to get Ruby to work with filenames containing
> non-western characters at all on Windows? If so, what should I do?
>
> /Johan Holmberg
>
> --------------
> Dir.chdir "nonwestern-files"
>
> for entry in Dir.entries(".")
>    next if entry == "."
>    next if entry == ".."
>    n = File.unlink(entry)
>    puts "failed to delete #{entry}" if n == 0
> end
> --------------
>

First make sure you set the KCODE

Try using the chars class from ActiveSupport (yes it is a gem that is  
part of Rails but it provides a great deal of utf-8 processing)