From 8ee121d060ed7b3191e86c981fe144be2e19953a Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 6 Apr 2013 00:59:12 +0000
Subject: * test/dtrace/helper.rb (DTrace::TestCase#trap_probe): needs to pass 
  some paths by environment variables.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/dtrace/helper.rb | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'test')

diff --git a/test/dtrace/helper.rb b/test/dtrace/helper.rb
index 7a327a8695..a462851dbf 100644
--- a/test/dtrace/helper.rb
+++ b/test/dtrace/helper.rb
@@ -13,7 +13,7 @@ end
 ok &= (`dtrace -V` rescue false)
 module DTrace
   class TestCase < MiniTest::Unit::TestCase
-    INCLUDE = File.expand_path(File.join(File.dirname(__FILE__), '..'))
+    INCLUDE = File.expand_path('..', File.dirname(__FILE__))
 
     def trap_probe d_program, ruby_program
       d = Tempfile.new('probe.d')
@@ -28,7 +28,14 @@ module DTrace
       rb_path = rb.path
 
       cmd = ["dtrace", "-q", "-s", d_path, "-c", "#{EnvUtil.rubybin} -I#{INCLUDE} #{rb_path}"]
-      sudo = ENV["SUDO"] and cmd.unshift(sudo)
+      if sudo = ENV["SUDO"]
+        [RbConfig::CONFIG["LIBPATHENV"], "RUBY", "RUBYOPT"].each do |name|
+          if name and val = ENV[name]
+            cmd.unshift("#{name}=#{val}")
+          end
+        end
+        cmd.unshift(sudo)
+      end
       probes = IO.popen(cmd) do |io|
         io.readlines
       end
-- 
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