* lib/rdoc/options.rb (Options::parse): do not access $KCODE any

longer.  [ruby-core:14079]

* lib/irb/init.rb (IRB::IRB.parse_opts): ditto.

* lib/cgi.rb (CGI::CGI): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14230 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rdoc/options.rb

@@ -375,14 +375,7 @@ class Options
       @css = nil
       @webcvs = nil
 
-      @charset = case $KCODE
-                 when /^S/i
-                   'Shift_JIS'
-                 when /^E/i
-                   'EUC-JP'
-                 else
-                   'iso-8859-1'
-                 end
+      @charset = 'iso-8859-1'
 
       accessors = []