From b54ec4770a21a61e7332490443931f49660d2ba0 Mon Sep 17 00:00:00 2001
From: trialuser02 <trialuser02@90c681e8-e032-0410-971d-27865f9a5e38>
Date: Tue, 28 May 2013 11:47:37 +0000
Subject: fixed race condition

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@3486 90c681e8-e032-0410-971d-27865f9a5e38
---
 src/qmmp/outputwriter.cpp    | 2 +-
 src/qmmp/qmmpaudioengine.cpp | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/qmmp/outputwriter.cpp b/src/qmmp/outputwriter.cpp
index 21074f57a..82b5924e9 100644
--- a/src/qmmp/outputwriter.cpp
+++ b/src/qmmp/outputwriter.cpp
@@ -296,8 +296,8 @@ void OutputWriter::run()
 
         while (!done && (recycler()->empty() || m_pause))
         {
-            mutex()->unlock();
             recycler()->cond()->wakeOne();
+            mutex()->unlock();
             recycler()->cond()->wait(recycler()->mutex());
             mutex()->lock ();
             done = m_userStop || m_finish;
diff --git a/src/qmmp/qmmpaudioengine.cpp b/src/qmmp/qmmpaudioengine.cpp
index 71f2fbc7c..0b13c0ab0 100644
--- a/src/qmmp/qmmpaudioengine.cpp
+++ b/src/qmmp/qmmpaudioengine.cpp
@@ -269,7 +269,9 @@ void QmmpAudioEngine::stop()
     // wake up threads
     if (m_output)
     {
+        m_output->mutex()->lock();
         m_output->recycler()->cond()->wakeAll();
+        m_output->mutex()->unlock();
         if(m_output->isRunning())
             m_output->wait();
         delete m_output;
@@ -480,7 +482,12 @@ void QmmpAudioEngine::run()
     m_next = false;
     if (m_finish)
         finish();
-    m_output->recycler()->cond()->wakeAll();
+    if(m_output)
+    {
+        m_output->mutex()->lock();
+        m_output->recycler()->cond()->wakeAll();
+        m_output->mutex()->unlock();
+    }
     mutex()->unlock();
 }
 
-- 
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