* lib/tempfile.rb: don't use lock directory. [ruby-dev:39197]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33943 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sun Dec  4 22:53:12 2011  Tanaka Akira  <akr@fsij.org>
+
+	* lib/tempfile.rb: don't use lock directory.  [ruby-dev:39197]
+
 Sun Dec  4 22:34:43 2011  Tanaka Akira  <akr@fsij.org>
 
 	* lib/tempfile.rb (Tempfile::MAX_TRY): remove unused constant.

lib/tempfile.rb

@@ -140,10 +140,8 @@ class Tempfile < DelegateClass(File)
       else
         opts = perm
       end
-      self.class.locking(tmpname) do
       @data[1] = @tmpfile = File.open(tmpname, mode, opts)
       @data[0] = @tmpname = tmpname
-      end
       @mode = mode & ~(File::CREAT|File::EXCL)
       perm or opts.freeze
       @opts = opts
@@ -320,26 +318,6 @@ class Tempfile < DelegateClass(File)
         tempfile
       end
     end
-
-    # :stopdoc:
-
-    # yields with locking for +tmpname+ and returns the result of the
-    # block.
-    def locking(tmpname)
-      lock = tmpname + '.lock'
-      mkdir(lock)
-      yield
-    ensure
-      rmdir(lock) if lock
-    end
-
-    def mkdir(*args)
-      Dir.mkdir(*args)
-    end
-
-    def rmdir(*args)
-      Dir.rmdir(*args)
-    end
   end
 end