From df28afb19a10c804cd02696bd94b09fed1719478 Mon Sep 17 00:00:00 2001
From: Andrew Stitcher <astitcher@apache.org>
Date: Fri, 18 Apr 2008 21:03:49 +0000
Subject: Refactored Acceptor code to allow multiple acceptors to be present in
 the broker

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@649689 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/Plugin.cpp | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

(limited to 'cpp/src/qpid/Plugin.cpp')

diff --git a/cpp/src/qpid/Plugin.cpp b/cpp/src/qpid/Plugin.cpp
index d38b53a56e..77627c3742 100644
--- a/cpp/src/qpid/Plugin.cpp
+++ b/cpp/src/qpid/Plugin.cpp
@@ -22,11 +22,20 @@
 
 namespace qpid {
 
-Plugin::Plugins Plugin::plugins;
+namespace {
+// This is a single threaded singleton implementation so
+// it is important to be sure that the first use of this
+// singleton is when the program is still single threaded
+Plugin::Plugins& thePlugins() {
+    static Plugin::Plugins plugins;
+
+    return plugins;
+}
+}
 
 Plugin::Plugin() {
     // Register myself.
-    plugins.push_back(this);
+    thePlugins().push_back(this);
 }
 
 Plugin::~Plugin() {}
@@ -34,7 +43,7 @@ Plugin::~Plugin() {}
 Options*  Plugin::getOptions() { return 0; }
 
 const Plugin::Plugins& Plugin::getPlugins() {
-    return plugins;
+    return thePlugins();
 }
 
 } // namespace qpid
-- 
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