Ejemplo n.º 1
0
struct uiomux_state *
get_shared_state (void)
{
  struct uiomux_state * state;

  state = create_shared_state ();

  if (state == NULL) {
    switch (errno) {
    case EEXIST:
#ifdef DEBUG
      fprintf (stderr, "get_shared_state: already created, mapping ...\n");
#endif
      state = map_shared_state ();
      break;
    default:
      perror ("uiomux: Could not create shared state");
      break;
    }
  } else {
#ifdef DEBUG
    fprintf (stderr, "get_shared_state: created, initializing ...\n");
#endif
    init_shared_state (state);
  }

  return state;
}
Ejemplo n.º 2
0
QtUtil :: Grid3DView :: SharedState &
QtUtil :: Grid3DView :: shared_state ()
{
	if (! m_shared_state)
	{
		m_shared_state .reset (create_shared_state ());

		m_shared_state -> m_views .insert (this);
	}

	return * m_shared_state;
}
Ejemplo n.º 3
0
const QtUtil :: Grid3DView :: SharedState &
QtUtil :: Grid3DView :: shared_state ()
const
{
	if (! m_shared_state)
	{
		auto self = const_cast <Grid3DView *> (this);
		
		self -> m_shared_state .reset (create_shared_state ());
		self -> m_shared_state -> m_views .insert (self);
	}

	return * m_shared_state;
}