Small fixes.

attachment_fu.gemspec

@@ -1,4 +1,3 @@
-# -*- encoding: utf-8 -*-
 Gem::Specification.new do |s|
   s.name = %q{attachment_fu}
   s.version = "1.0.0"
@@ -8,7 +7,6 @@ Gem::Specification.new do |s|
   s.date = %q{2011-06-09}
   s.description = %q{Adds has_attachment (file store) properties to ActiveRecord.  Supports local file, file-in-db, S3 and Cloudfiles backends.}
   s.files = ["README", "init.rb", "CHANGELOG"] + Dir["lib/**/*.rb"] + Dir["vendor/**/*.rb"]
-  s.has_rdoc = false
   s.homepage = %q{http://github.com/zendesk/attachment_fu}
   s.require_paths = ["lib", "vendor"]
   s.rubygems_version = %q{1.3.1}

lib/attachment_fu.rb

@@ -1,22 +1,21 @@
 require 'tempfile'
 require 'active_record'
 require 'active_support/dependencies'
-
-Tempfile.class_eval do
-  # overwrite so tempfiles use the extension of the basename.  important for rmagick and image science
-  def make_tmpname(basename, n)
-    ext = nil
-    sprintf("%s%d-%d%s", basename.to_s.gsub(/\.\w+$/) { |s| ext = s; '' }, $$, n, ext)
-  end
-end
-
 require 'geometry'
-
 require 'technoweenie/attachment_fu'
 
+#if RUBY_VERSION < '1.9'
+  Tempfile.class_eval do
+    # overwrite so tempfiles use the extension of the basename.  important for rmagick and image science
+    def make_tmpname(basename, n)
+      ext = nil
+      sprintf("%s%d-%d%s", basename.to_s.gsub(/\.\w+$/) {  |s| ext = s; '' }, $$, n.to_i, ext)
+    end
+  end
+#end
 
 ActiveSupport::Dependencies.autoload_paths << File.dirname(__FILE__)
 
 ActiveRecord::Base.send(:extend, Technoweenie::AttachmentFu::ActMethods)
 Technoweenie::AttachmentFu.tempfile_path = ATTACHMENT_FU_TEMPFILE_PATH if Object.const_defined?(:ATTACHMENT_FU_TEMPFILE_PATH)
-FileUtils.mkdir_p Technoweenie::AttachmentFu.tempfile_path
+FileUtils.mkdir_p Technoweenie::AttachmentFu.tempfile_path