public:
RCUManager (T* new_rcu_value) {
- m_rcu_value = new boost::shared_ptr<T> (new_rcu_value);
+ x.m_rcu_value = new boost::shared_ptr<T> (new_rcu_value);
}
- virtual ~RCUManager() { delete m_rcu_value; }
+ virtual ~RCUManager() { delete x.m_rcu_value; }
- boost::shared_ptr<T> reader () const { return *((boost::shared_ptr<T> *) g_atomic_pointer_get (the_pointer())); }
+ boost::shared_ptr<T> reader () const { return *((boost::shared_ptr<T> *) g_atomic_pointer_get (&x.gptr)); }
virtual boost::shared_ptr<T> write_copy () = 0;
virtual bool update (boost::shared_ptr<T> new_value) = 0;
protected:
- boost::shared_ptr<T>* m_rcu_value;
-
- // this monstrosity is needed because of some wierd behavior by g++
-
- gpointer * the_pointer() const { return (gpointer *) &m_rcu_value; }
+ union {
+ boost::shared_ptr<T>* m_rcu_value;
+ volatile gpointer gptr;
+ } x;
};
// store the current
- current_write_old = RCUManager<T>::m_rcu_value;
+ current_write_old = RCUManager<T>::x.m_rcu_value;
boost::shared_ptr<T> new_copy (new T(**current_write_old));
// update, checking that nobody beat us to it
- bool ret = g_atomic_pointer_compare_and_exchange (RCUManager<T>::the_pointer(),
+ bool ret = g_atomic_pointer_compare_and_exchange (&RCUManager<T>::x.gptr,
(gpointer) current_write_old,
(gpointer) new_spp);
#!/bin/sh
export ARDOUR_PATH=../gtk2_ardour/icons:../gtk2_ardour/pixmaps:../gtk2_ardour
-export LD_LIBRARY_PATH=../gtk2_ardour:../libs/surfaces/control_protocol:../libs/ardour:../libs/midi++2:../libs/pbd:../libs/soundtouch:../libs/gtkmm2ext:../libs/sigc++2:../libs/glibmm2:../libs/gtkmm2/atk:../libs/gtkmm2/pango:../libs/gtkmm2/gdk:../libs/gtkmm2/gtk:../libs/libgnomecanvasmm:../libs/libsndfile:../libs/appleutility:$$LD_LIBRARY_PATH
+export LD_LIBRARY_PATH=../gtk2_ardour:../libs/surfaces/control_protocol:../libs/ardour:../libs/midi++2:../libs/pbd:../libs/soundtouch:../libs/gtkmm2ext:../libs/sigc++2:../libs/glibmm2:../libs/gtkmm2/atk:../libs/gtkmm2/pango:../libs/gtkmm2/gdk:../libs/gtkmm2/gtk:../libs/libgnomecanvasmm:../libs/libsndfile:../libs/appleutility:$LD_LIBRARY_PATH
export GTK_PATH=$PWD/../libs/clearlooks:~/.ardour2
exec wine ./ardour_vst.exe.so "$@"