mpi_coloring directly.  guard or rguard.  write_graph or write_actions as needed.  invoke directly or use runtime::control.  scheduler or use runtime::control.  P from control_base and use the parameter passed to each action  t.get()).  space_base.  space_base.  scheduler).  scheduler).  accelerator.  accelerator::for_each.  accelerator::reduce.  runtime object.  runtime object; to parse command-line arguments, also use getopt.  std::bind.  runtime::process.  runtime::processes.  argv directly.  control_base::point.  control_base::cycle.  initialize.  runtime::control.  Use guard.
Use rguard.
all or pass to a task to process values in parallel.  full_ghosts if needed).  axis_color and axis_layout.  const runtime.  scheduler::allocate if desired.  topology.  axis_color::global_id.  axis_color::low and axis_color::high.  axis_color::high.  axis_color::low and axis_color::high.  axis_color::low.  axis_layout.  axis_layout.  axis_layout.  scheduler.  scheduler.  scheduler.  Topo::topology or Topo::ptr.  scheduler.