nobu	2018-05-16 10:31:28 +0900 (Wed, 16 May 2018)

  New Revision: 63440

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=63440

  Log:
    fileutils.rb: remove code for OS/2 emx
    
    * lib/fileutils.rb (FileUtils#mv): remove code for OS/2 emx, its
      support has been dropped yeas ago.

  Modified files:
    trunk/lib/fileutils.rb
Index: lib/fileutils.rb
===================================================================
--- lib/fileutils.rb	(revision 63439)
+++ lib/fileutils.rb	(revision 63440)
@@ -523,8 +523,6 @@ module FileUtils https://github.com/ruby/ruby/blob/trunk/lib/fileutils.rb#L523
         if destent.exist?
           if destent.directory?
             raise Errno::EEXIST, d
-          else
-            destent.remove_file if rename_cannot_overwrite_file?
           end
         end
         begin
@@ -547,15 +545,6 @@ module FileUtils https://github.com/ruby/ruby/blob/trunk/lib/fileutils.rb#L545
   alias move mv
   module_function :move
 
-  def rename_cannot_overwrite_file?   #:nodoc:
-    if defined?(RbConfig)
-      /emx/ =~ RbConfig::CONFIG['host_os']
-    else
-      /emx/ =~ RUBY_PLATFORM
-    end
-  end
-  private_module_function :rename_cannot_overwrite_file?
-
   #
   # Remove file(s) specified in +list+.  This method cannot remove directories.
   # All StandardErrors are ignored when the :force option is set.

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