From 9987421eabe1191c950cdb1d538d03a75883255d Mon Sep 17 00:00:00 2001
From: Gordon Sim <gsim@apache.org>
Date: Fri, 28 May 2010 13:37:22 +0000
Subject: QPID-2598: Prevent exit hang on windows (at the expense of
 intermittent leak on exit under linux)

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@949176 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/client/ConnectionImpl.cpp | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

(limited to 'cpp')

diff --git a/cpp/src/qpid/client/ConnectionImpl.cpp b/cpp/src/qpid/client/ConnectionImpl.cpp
index 99f4411977..8848554c94 100644
--- a/cpp/src/qpid/client/ConnectionImpl.cpp
+++ b/cpp/src/qpid/client/ConnectionImpl.cpp
@@ -83,7 +83,6 @@ class IOThread {
     int ioThreads;
     int connections;
     Mutex threadLock;
-    Condition noConnections;
     std::vector<Thread> t;
     Poller::shared_ptr poller_;
 
@@ -103,8 +102,6 @@ public:
     void sub() {
         ScopedLock<Mutex> l(threadLock);
         --connections;
-        if (connections == 0)
-            noConnections.notifyAll();
     }
 
     Poller::shared_ptr poller() const {
@@ -128,14 +125,15 @@ public:
     // and we can't do that before we're unloaded as we can't
     // restart the Poller after shutting it down
     ~IOThread() {
-        ScopedLock<Mutex> l(threadLock);
-        while (connections > 0) {
-            noConnections.wait(threadLock);
+        std::vector<Thread> threads;
+        {
+            ScopedLock<Mutex> l(threadLock);
+            if (poller_)
+                poller_->shutdown();
+            t.swap(threads);
         }
-        if (poller_)
-            poller_->shutdown();
-        for (int i=0; i<ioThreads; ++i) {
-            t[i].join();
+        for (std::vector<Thread>::iterator i = threads.begin(); i != threads.end(); ++i) {
+            i->join();
         }
     }
 };
-- 
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