signal.c: send signal unless handled

* signal.c (rb_f_kill): should not ignore signal unless the
  default handler is registered.  [ruby-dev:48592] [Bug #9820]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47818 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 0 deletions

diff --git a/test/ruby/test_signal.rb b/test/ruby/test_signal.rb
index 93a497a831..32068a407a 100644
--- a/test/ruby/test_signal.rb
+++ b/test/ruby/test_signal.rb
@@ -279,5 +279,12 @@ EOS
         Process.kill(:INT, $$)
       end
     end;
+
+    if trap = Signal.list['TRAP']
+      bug9820 = '[ruby-dev:48592] [Bug #9820]'
+      status = assert_in_out_err(['-e', 'Process.kill(:TRAP, $$)'])
+      assert_predicate(status, :signaled?, bug9820)
+      assert_equal(trap, status.termsig, bug9820)
+    end
   end if Process.respond_to?(:kill)
 end