diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-02-17 09:09:32 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-02-17 09:09:32 +0000 |
commit | efe5d8db6e7934e7a6e4cec3f8b134b622a63b0c (patch) | |
tree | da5cc20bd505f5ebf945633951e2f63903f2d902 /test | |
parent | 4c58aa8ec7d1ab0fb725f90498fdab35ac461483 (diff) |
merge revision(s) 43148,43149,43152: [Backport #8433]
* thread.c (terminate_atfork_i): fix locking mutexes not unlocked in
forks when not tracked in thread. [ruby-core:55102] [Bug #8433]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@45026 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_thread.rb | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb index e8cb3b1722..4d99053b2f 100644 --- a/test/ruby/test_thread.rb +++ b/test/ruby/test_thread.rb @@ -710,4 +710,31 @@ class TestThreadGroup < Test::Unit::TestCase end assert_in_delta(t1 - t0, 1, 1) end + + def test_blocking_mutex_unlocked_on_fork + bug8433 = '[ruby-core:55102] [Bug #8433]' + + mutex = Mutex.new + flag = false + mutex.lock + + th = Thread.new do + mutex.synchronize do + flag = true + sleep + end + end + + Thread.pass until th.stop? + mutex.unlock + + pid = Process.fork do + exit(mutex.locked?) + end + + th.kill + + pid, status = Process.waitpid2(pid) + assert_equal(false, status.success?, bug8433) + end if Process.respond_to?(:fork) end |