Fix for client busy looping whilst waiting for a message

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@680691 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 6 insertions, 2 deletions

diff --git a/cpp/src/qpid/sys/BlockingQueue.h b/cpp/src/qpid/sys/BlockingQueue.h
index 4402c242e6..c6c6291b97 100644
--- a/cpp/src/qpid/sys/BlockingQueue.h
+++ b/cpp/src/qpid/sys/BlockingQueue.h
@@ -51,8 +51,12 @@ public:
         Mutex::ScopedLock l(waitable);
         {
             Waitable::ScopedWait w(waitable);
-            AbsTime deadline(now(),timeout);
-            while (queue.empty() && deadline > now()) waitable.wait(deadline);
+            if (timeout == TIME_INFINITE) {
+                while (queue.empty()) waitable.wait();
+            } else {
+                AbsTime deadline(now(),timeout);
+                while (queue.empty() && deadline > now()) waitable.wait(deadline);
+            }
         }
         if (queue.empty()) return false;
         result = queue.front();