From 09e0750a1147bc7eff061959ea2a986e38d5e596 Mon Sep 17 00:00:00 2001
From: crs <cschoeneman@gmail.com>
Date: Thu, 17 Oct 2002 21:37:37 +0000
Subject: [PATCH] Fixed CThreadRep to not raise a signal on the thread if it's
 already dead.  Otherwise the signal could propagate to the parent thread (at
 least on linux threads) and cause havoc.

---
 lib/mt/CThreadRep.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/mt/CThreadRep.cpp b/lib/mt/CThreadRep.cpp
index 1e487cf2..bc92ba8b 100644
--- a/lib/mt/CThreadRep.cpp
+++ b/lib/mt/CThreadRep.cpp
@@ -389,7 +389,7 @@ void
 CThreadRep::cancel()
 {
 	CLock lock(s_mutex);
-	if (m_cancellable && !m_cancelling) {
+	if (!m_exit && m_cancellable && !m_cancelling) {
 		m_cancel = true;
 	}
 	else {