From 27b8ef7ff78f3a7e189c90c641bed4e61c11b76c Mon Sep 17 00:00:00 2001 From: normal Date: Wed, 7 Jun 2017 00:32:02 +0000 Subject: thread.c: avoid busy looping on rb_thread_fd_close We no longer use it this function, but extensions do, and we need to ensure it continues to work for them. * thread.c (rb_thread_fd_close): schedule other threads in loop * ext/-test-/thread_fd_close/thread_fd_close.c: new file * ext/-test-/thread_fd_close/depend: ditto * ext/-test-/thread_fd_close/extconf.rb: ditto * test/-ext-/thread_fd_close/test_thread_fd_close.rb: new test git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59030 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/-ext-/thread_fd_close/test_thread_fd_close.rb | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 test/-ext-/thread_fd_close/test_thread_fd_close.rb (limited to 'test/-ext-') diff --git a/test/-ext-/thread_fd_close/test_thread_fd_close.rb b/test/-ext-/thread_fd_close/test_thread_fd_close.rb new file mode 100644 index 0000000000..c83b06d672 --- /dev/null +++ b/test/-ext-/thread_fd_close/test_thread_fd_close.rb @@ -0,0 +1,23 @@ +# frozen_string_literal: true +require 'test/unit' +require '-test-/thread_fd_close' +require 'io/wait' + +class TestThreadFdClose < Test::Unit::TestCase + + def test_thread_fd_close + IO.pipe do |r, w| + th = Thread.new do + begin + r.read(4) + ensure + w.syswrite('done') + end + end + Thread.pass until th.stop? + IO.thread_fd_close(r.fileno) + assert_equal 'done', r.read(4) + assert_raise(IOError) { th.join } + end + end +end -- cgit v1.2.3