rbtree: Introduce _gtk_rbtree_is_nil()
authorBenjamin Otte <otte@redhat.com>
Tue, 22 Nov 2011 01:17:05 +0000 (02:17 +0100)
committerBenjamin Otte <otte@redhat.com>
Tue, 22 Nov 2011 02:32:56 +0000 (03:32 +0100)
commita4630d0e7b233479825b059e0df0e6d65b0e6734
treef7919da7d88de3ec398bdefbfec23d7f2e26b0aa
parentc3056951dbd5ee7b3d9052ce5e9e8f5e1864f639
rbtree: Introduce _gtk_rbtree_is_nil()

Makes for more readable code than "== tree->nil" and allows removing the
nil member later.
gtk/gtkrbtree.c
gtk/gtkrbtree.h
gtk/gtktreeview.c
gtk/tests/rbtree.c