* thread.c (rb_thread_select): fix a typo to initialize efds

  properly.  [Bug #5299] [ruby-core:39380]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33231 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 13 insertions, 2 deletions

diff --git a/test/-ext-/old_thread_select/test_old_thread_select.rb b/test/-ext-/old_thread_select/test_old_thread_select.rb
index c9b55c81ee..b40f3a429b 100644
--- a/test/-ext-/old_thread_select/test_old_thread_select.rb
+++ b/test/-ext-/old_thread_select/test_old_thread_select.rb
@@ -23,6 +23,17 @@ class TestOldThreadSelect < Test::Unit::TestCase
     end
   end
 
+  def test_old_select_error_timeout
+    bug5299 = '[ruby-core:39380]'
+    with_pipe do |r, w|
+      t0 = Time.now
+      rc = IO.old_thread_select(nil, nil, [r.fileno], 0.001)
+      diff = Time.now - t0
+      assert_equal 0, rc, bug5299
+      assert_operator diff, :>=, 0.001, "returned too early"
+    end
+  end
+
   def test_old_select_read_write_check
     with_pipe do |r, w|
       w.syswrite('.')
@@ -63,7 +74,7 @@ class TestOldThreadSelect < Test::Unit::TestCase
     assert_equal 0, rc
     assert_equal true, thr.value
     assert_not_equal false, received, "SIGINT not received"
-    ensure
-      trap(:INT, "DEFAULT")
+  ensure
+    trap(:INT, "DEFAULT")
   end
 end