===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/format.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -c -r1.4 -r1.5
*** src/usr.bin/tmux/format.c	2011/11/15 23:21:52	1.4
--- src/usr.bin/tmux/format.c	2012/01/30 09:39:34	1.5
***************
*** 1,4 ****
! /* $OpenBSD: format.c,v 1.4 2011/11/15 23:21:52 nicm Exp $ */
  
  /*
   * Copyright (c) 2011 Nicholas Marriott <nicm@users.sourceforge.net>
--- 1,4 ----
! /* $OpenBSD: format.c,v 1.5 2012/01/30 09:39:34 nicm Exp $ */
  
  /*
   * Copyright (c) 2011 Nicholas Marriott <nicm@users.sourceforge.net>
***************
*** 341,346 ****
--- 341,347 ----
  	layout = layout_dump(w);
  	flags = window_printable_flags(s, wl);
  
+ 	format_add(ft, "window_id", "@%u", w->id);
  	format_add(ft, "window_index", "%d", wl->idx);
  	format_add(ft, "window_name", "%s", w->name);
  	format_add(ft, "window_width", "%u", w->sx);