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author | normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-06-07 00:32:02 +0000 |
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committer | normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-06-07 00:32:02 +0000 |
commit | 27b8ef7ff78f3a7e189c90c641bed4e61c11b76c (patch) | |
tree | 704ce9c789c5c536f54fed5d071ea841fa9b4ada /test/-ext-/thread_fd_close | |
parent | 349495471e088b2fe59a9fdd1fd14c6e78eaae62 (diff) | |
download | ruby-27b8ef7ff78f3a7e189c90c641bed4e61c11b76c.tar.gz |
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
Diffstat (limited to 'test/-ext-/thread_fd_close')
-rw-r--r-- | test/-ext-/thread_fd_close/test_thread_fd_close.rb | 23 |
1 files changed, 23 insertions, 0 deletions
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 |