From c47d59a0a736cefc7bbf80232f3175676a528ad1 Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 5 May 2014 16:11:00 +0000
Subject: * benchmark/driver.rb: define File::NULL if not defiend and /dev/null
   is available to run benchmark driver on ruby 1.9.2.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45832 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 benchmark/driver.rb | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'benchmark')

diff --git a/benchmark/driver.rb b/benchmark/driver.rb
index cbc72cf604..a8b524d926 100644
--- a/benchmark/driver.rb
+++ b/benchmark/driver.rb
@@ -238,6 +238,12 @@ class BenchmarkDriver
     result
   end
 
+  unless defined?(File::NULL)
+    if File.exist?('/dev/null')
+      File::NULL = '/dev/null'
+    end
+  end
+
   def measure executable, file
     cmd = "#{executable} #{@ruby_arg} #{file}"
 
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