Added method to retrieve the name of the Thread currently owning a Mutex.

git-svn-id: http://yate.null.ro/svn/yate/trunk@3022 acf43c95-373e-0410-b603-e72c3f656dc1

engine/Mutex.cpp

@@ -70,6 +70,8 @@ public:
 	{ return m_recursive; }
     inline const char* name() const
 	{ return m_name; }
+    inline const char* owner() const
+	{ return m_owner; }
     bool locked() const
     	{ return (m_locked > 0); }
     bool lock(long maxwait);
@@ -574,6 +576,11 @@ bool Mutex::locked() const
     return m_private && m_private->locked();
 }
 
+const char* Mutex::owner() const
+{
+    return m_private ? m_private->owner() : static_cast<const char*>(0);
+}
+
 int Mutex::count()
 {
     return MutexPrivate::s_count;

yateclass.h

@@ -3705,6 +3705,12 @@ public:
      */
     virtual bool locked() const;
 
+    /**
+     * Retrieve the name of the Thread (if any) holding the Mutex locked
+     * @return Thread name() or NULL if thread not named
+     */
+    const char* owner() const;
+
     /**
      * Check if this mutex is recursive or not
      * @return True if this is a recursive mutex, false for a fast mutex