[RFA] Use vector for varobj_list_children interface.

[Vladimir Prus]

On Wednesday 30 January 2008 00:52:40 Daniel Jacobowitz wrote:
> On Thu, Jan 17, 2008 at 05:55:47PM +0300, Vladimir Prus wrote:
> > +  for (ix = 0; VEC_iterate (varobj_p, children, ix, child); ++ix)
> >      {
> >        struct cleanup *cleanup_child;
> >        cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, "child");
> > -      print_varobj (*cc, print_values, 1 /* print expression */);
> > -      cc++;
> > +      print_varobj (child, print_values, 1 /* print expression */);
> >        do_cleanups (cleanup_child);
> >      }
> >    do_cleanups (cleanup_children);
> > -  xfree (childlist);
> >    return MI_CMD_DONE;
> >  }
> 
> Not freeing children here is on purpose, right?  It's now the copy
> from inside the varobj.

Right. I've added a comment to varobj_list_children to make
this more clear.

> 
> > -int
> > -varobj_list_children (struct varobj *var, struct varobj ***childlist)
> > +VEC(varobj_p)*
> 
> Space there :-)

Strictly speaking, I think that gcc does not use space after VEC. But
I have better things to do that arguing about this ;-)

> Otherwise OK, thanks.

Thanks. I've also noticed I did not update dependencies for varobj_h,
now that it includes vec.h. I've added that, and checked in.

- Volodya