* thread.c (rb_thread_terminate_all): add a comment why we need

  state check and call terminate_i again.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43411 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 0 deletions

diff --git a/thread.c b/thread.c
index 757fca203b..e501f78675 100644
--- a/thread.c
+++ b/thread.c
@@ -449,6 +449,11 @@ rb_thread_terminate_all(void)
 	}
 	TH_POP_TAG();
 
+	/*
+	 * When caught an exception (e.g. Ctrl+C), let's broadcast
+	 * kill request again to ensure killing all threads even
+	 * if they are blocked on sleep, mutex, etc.
+	 */
 	if (state) {
 	    goto retry;
 	}