posix.rb in locale-2.0.2

- old
+ new

@@ -9,11 +9,11 @@
   Original: Ruby-GetText-Package-1.92.0.
 
   $Id: posix.rb 27 2008-12-03 15:06:50Z mutoh $
 =end
 
-require 'locale/driver/env'
+require File.join(File.dirname(__FILE__), 'env')
 
 module Locale 
   # Locale::Driver::Posix module for Posix OS (Unix)
   # Detect the user locales and the charset.
   # This is a low-level class. Application shouldn't use this directly.
@@ -28,17 +28,17 @@
       def locales
         ::Locale::Driver::Env.locales
       end
 
       # Gets the charset from environment variable or the result of
-      # "locale charmap".
+      # "locale charmap" or nil.
       # * Returns: the system charset.
       def charset
         charset = ::Locale::Driver::Env.charset
         unless charset
           charset = `locale charmap`.strip
           unless $? && $?.success?
-            charset = "UTF-8"
+            charset = nil
           end
         end
         charset
       end
     end