better thread deletion

ambedtest/ccodecstream.cpp

@@ -66,6 +66,7 @@ CCodecStream::~CCodecStream()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 }
 

ambedtest/ctranscoder.cpp

@@ -79,6 +79,7 @@ CTranscoder::~CTranscoder()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 }
 

src/ccodecstream.cpp

@@ -68,6 +68,7 @@ CCodecStream::~CCodecStream()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 
     // empty local queue

src/cdmriddir.cpp

@@ -46,6 +46,7 @@ CDmridDir::~CDmridDir()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 }
 

src/cprotocol.cpp

@@ -47,6 +47,7 @@ CProtocol::~CProtocol()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 
 	// Close sockets

src/cwiresxcmdhandler.cpp

@@ -56,6 +56,7 @@ CWiresxCmdHandler::~CWiresxCmdHandler()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 
     // empty queue

src/cysfnodedir.cpp

@@ -45,6 +45,7 @@ CYsfNodeDir::~CYsfNodeDir()
     {
         m_pThread->join();
         delete m_pThread;
+		m_pThread = NULL;
     }
 }