merges r29438 from trunk into ruby_1_9_2.

--
* error.c (syserr_initialize): set the encoding of Errno::*#message
  as locale. [ruby-dev:42358]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@30035 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 18ecb404be..a26ade075b 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -312,4 +312,8 @@ end.join
     e = assert_raise(NoMethodError) {str.__send__(id)}
     assert_equal("undefined method `#{id}' for #{str.inspect}:String", e.message, bug3237)
   end
+
+  def test_errno
+    assert_equal(Encoding.find("locale"), Errno::EINVAL.new.message.encoding)
+  end
 end