kosaki	2015-10-09 06:53:48 +0900 (Fri, 09 Oct 2015)

  New Revision: 52086

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=52086

  Log:
    * benchmark/prepare_require.rb: skip file creation if it already
      exist. Suggested by ko1.

  Modified files:
    trunk/ChangeLog
    trunk/benchmark/prepare_require.rb
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 52085)
+++ ChangeLog	(revision 52086)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Fri Oct  9 06:52:49 2015  KOSAKI Motohiro  <kosaki.motohiro@g...>
+
+	* benchmark/prepare_require.rb: skip file creation if it already
+	  exist. Suggested by ko1.
+
 Fri Oct  9 06:18:04 2015  KOSAKI Motohiro  <kosaki.motohiro@g...>
 	* benchmark/bm_require.rb: new benchmark for require.
 	* benchmark/bm_require_thread.rb: new benchmark for conflicting
Index: benchmark/prepare_require.rb
===================================================================
--- benchmark/prepare_require.rb	(revision 52085)
+++ benchmark/prepare_require.rb	(revision 52086)
@@ -1,14 +1,25 @@ https://github.com/ruby/ruby/blob/trunk/benchmark/prepare_require.rb#L1
 require "fileutils"
 
-basename = File.dirname($0)
-data_dir = File.join(basename, "bm_require.data")
+def prepare
+  num_files = 10000
 
-FileUtils.mkdir_p(data_dir)
+  basename = File.dirname($0)
+  data_dir = File.join(basename, "bm_require.data")
 
-1.upto(10000) do |i|
-  f = File.open("#{data_dir}/c#{i}.rb", "w")
-  f.puts <<-END
+  # skip if all of files exists
+  if File.exist?(File.join(data_dir, "c#{num_files}.rb"))
+    return
+  end
+
+  FileUtils.mkdir_p(data_dir)
+
+  1.upto(num_files) do |i|
+    f = File.open("#{data_dir}/c#{i}.rb", "w")
+    f.puts <<-END
       class C#{i}
       end
     END
+  end
 end
+
+prepare

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