revert to using virtual destroy() to destroy timers

src/libCom/timer/epicsTimer.cpp

@@ -50,6 +50,8 @@ private:
 
 epicsTimer::~epicsTimer () {}
 
+epicsTimerQueueNotify::~epicsTimerQueueNotify () {}
+
 void epicsTimerNotify::show ( unsigned /* level */ ) const {}
 
 epicsTimerForC::epicsTimerForC ( timerQueue &queue, epicsTimerCallback pCBIn, void *pPrivateIn ) :

src/libCom/timer/epicsTimer.h

@@ -46,7 +46,7 @@ public:
 
 class epicsTimer {
 public:
-    virtual ~epicsTimer () = 0; 
+    virtual void destroy () = 0; // requires existence of timer queue
     virtual void start ( epicsTimerNotify &, const epicsTime & ) = 0;
     virtual void start ( epicsTimerNotify &, double delaySeconds ) = 0;
     virtual void cancel () = 0;
@@ -58,23 +58,25 @@ public:
     virtual expireInfo getExpireInfo () const = 0;
     double getExpireDelay ();
     virtual void show ( unsigned int level ) const = 0;
-    virtual class epicsTimerQueue & getQueue () const = 0;
+protected:
+    virtual ~epicsTimer () = 0; // use destroy
 };
 
 class epicsTimerQueue {
 public:
-    virtual ~epicsTimerQueue () = 0;
     virtual epicsTimer & createTimer () = 0;
-    virtual void destroyTimer ( epicsTimer & ) = 0;
     virtual void show ( unsigned int level ) const = 0;
+protected:
+    virtual ~epicsTimerQueue () = 0;
 };
 
 class epicsTimerQueueActive : public epicsTimerQueue {
 public:
-    virtual ~epicsTimerQueueActive () = 0;
     static epicsShareFunc epicsTimerQueueActive & allocate (
         bool okToShare, int threadPriority = epicsThreadPriorityMin + 10 );
     virtual void release () = 0; 
+protected:
+    virtual ~epicsTimerQueueActive () = 0;
 };
 
 class epicsTimerQueueNotify {
@@ -82,6 +84,8 @@ public:
     // called when a new timer is inserted into the queue and the
     // delay to the next expire has changed
     virtual void reschedule () = 0;
+protected:
+    virtual ~epicsTimerQueueNotify () = 0;
 };
 
 class epicsTimerQueuePassive : public epicsTimerQueue {

src/libCom/timer/timer.cpp

@@ -42,6 +42,13 @@ timer::~timer ()
     this->cancel ();
 }
 
+void timer::destroy () 
+{
+    epicsAutoMutex autoLock ( this->queue.mutex );
+    this->~timer ();
+    this->queue.timerFreeList.release ( this, sizeof( *this ) );
+}
+
 void timer::start ( epicsTimerNotify & notify, double delaySeconds )
 {
     this->start ( notify, epicsTime::getCurrent () + delaySeconds );
@@ -177,11 +184,6 @@ void timer::show ( unsigned int level ) const
     }
 }
 
-epicsTimerQueue & timer::getQueue () const
-{
-    return this->queue;
-}
-
 timerQueue & timer::getPrivTimerQueue()
 {
     return this->queue;

src/libCom/timer/timerPrivate.h

@@ -43,12 +43,12 @@
 
 class timer : public epicsTimer, public tsDLNode < timer > {
 public:
+    void destroy ();
     void start ( class epicsTimerNotify &, const epicsTime & );
     void start ( class epicsTimerNotify &, double delaySeconds );
     void cancel ();
     expireInfo getExpireInfo () const;
     void show ( unsigned int level ) const;
-    epicsTimerQueue & getQueue () const;
     class timerQueue & getPrivTimerQueue ();
 protected:
     timer ( class timerQueue & );
@@ -83,7 +83,6 @@ public:
     virtual ~timerQueue ();
     double process ( const epicsTime & currentTime );
     epicsTimer & createTimer ();
-    void destroyTimer ( epicsTimer & );
     void show ( unsigned int level ) const;
     epicsTimerForC & createTimerForC ( epicsTimerCallback, void *pPrivateIn );
     void destroyTimerForC ( epicsTimerForC & );
@@ -117,7 +116,6 @@ public:
     timerQueueActive ( bool okToShare, unsigned priority );
     ~timerQueueActive () = 0;
     epicsTimer & createTimer ();
-    void destroyTimer ( epicsTimer & );
     void show ( unsigned int level ) const;
     bool sharingOK () const;
     int threadPriority () const;
@@ -167,7 +165,6 @@ class timerQueuePassive : public epicsTimerQueuePassive {
 public:
     timerQueuePassive ( epicsTimerQueueNotify & );
     epicsTimer & createTimer ();
-    void destroyTimer ( epicsTimer & );
     void show ( unsigned int level ) const;
     double process ( const epicsTime & currentTime );
     epicsTimerForC & createTimerForC ( epicsTimerCallback, void *pPrivateIn );

src/libCom/timer/timerQueue.cpp

@@ -163,13 +163,6 @@ epicsTimer & timerQueue::createTimer ()
     return * new ( pBuf ) timer ( *this );
 }
 
-void timerQueue::destroyTimer ( epicsTimer & tmr ) 
-{
-    epicsAutoMutex autoLock ( this->mutex );
-    tmr.~epicsTimer ();
-    this->timerFreeList.release ( &tmr, sizeof( tmr ) );
-}
-
 void timerQueue::show ( unsigned level ) const
 {
     epicsAutoMutex locker ( this->mutex );

src/libCom/timer/timerQueueActive.cpp

@@ -76,12 +76,6 @@ epicsTimer & timerQueueActive::createTimer ()
     return this->queue.createTimer ();
 }
 
-void timerQueueActive::destroyTimer ( epicsTimer & et )
-{
-    timer & tmr = dynamic_cast < timer & > ( et );
-    this->queue.destroyTimer ( tmr );
-}
-
 epicsTimerForC & timerQueueActive::createTimerForC ( epicsTimerCallback pCB, void *pPrivateIn )
 {
     return this->queue.createTimerForC ( pCB, pPrivateIn );

src/libCom/timer/timerQueuePassive.cpp

@@ -60,12 +60,6 @@ epicsTimer & timerQueuePassive::createTimer ()
     return this->queue.createTimer ();
 }
 
-void timerQueuePassive::destroyTimer ( epicsTimer & et )
-{
-    timer & tmr = dynamic_cast < timer & > ( et );
-    this->queue.destroyTimer ( tmr );
-}
-
 epicsTimerForC & timerQueuePassive::createTimerForC ( epicsTimerCallback pCB, void *pPrivateIn )
 {
     return this->queue.createTimerForC ( pCB, pPrivateIn );