diff options
| -rw-r--r-- | window.c | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -1,4 +1,4 @@ -/* $Id: window.c,v 1.39 2008-06-04 17:54:27 nicm Exp $ */ +/* $Id: window.c,v 1.40 2008-06-04 20:17:25 nicm Exp $ */ /* * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> @@ -141,7 +141,22 @@ winlink_next(unused struct winlinks *wwl, struct winlink *wl) struct winlink * winlink_previous(unused struct winlinks *wwl, struct winlink *wl) { +#ifdef RB_PREV return (RB_PREV(winlinks, wwl, wl)); +#else + struct winlink *wk; + int idx = wl->idx; + + wk = NULL; + wl = RB_MIN(winlinks, wwl); + while (wl != NULL && wl->idx < idx) { + wk = wl; + wl = RB_NEXT(winlinks, wwl, wl); + } + if (wl == NULL) + return (NULL); + return (wk); +#endif } struct window * |