===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/format.c,v
retrieving revision 1.18
retrieving revision 1.19
diff -c -r1.18 -r1.19
*** src/usr.bin/tmux/format.c	2013/03/24 09:23:00	1.18
--- src/usr.bin/tmux/format.c	2013/03/24 09:29:40	1.19
***************
*** 1,4 ****
! /* $OpenBSD: format.c,v 1.18 2013/03/24 09:23:00 nicm Exp $ */
  
  /*
   * Copyright (c) 2011 Nicholas Marriott <nicm@users.sourceforge.net>
--- 1,4 ----
! /* $OpenBSD: format.c,v 1.19 2013/03/24 09:29:40 nicm Exp $ */
  
  /*
   * Copyright (c) 2011 Nicholas Marriott <nicm@users.sourceforge.net>
***************
*** 32,39 ****
   * string.
   */
  
! int	format_replace(struct format_tree *,
! 	    const char *, size_t, char **, size_t *, size_t *);
  
  /* Format key-value replacement entry. */
  RB_GENERATE(format_tree, format_entry, entry, format_cmp);
--- 32,40 ----
   * string.
   */
  
! int	format_replace(struct format_tree *, const char *, size_t, char **,
! 	    size_t *, size_t *);
! void	format_window_pane_tabs(struct format_tree *, struct window_pane *);
  
  /* Format key-value replacement entry. */
  RB_GENERATE(format_tree, format_entry, entry, format_cmp);
***************
*** 367,372 ****
--- 368,395 ----
  	free(layout);
  }
  
+ /* Add window pane tabs. */
+ void
+ format_window_pane_tabs(struct format_tree *ft, struct window_pane *wp)
+ {
+ 	struct evbuffer	*buffer;
+ 	u_int		 i;
+ 
+ 	buffer = evbuffer_new();
+ 	for (i = 0; i < wp->base.grid->sx; i++) {
+ 		if (!bit_test(wp->base.tabs, i))
+ 			continue;
+ 
+ 		if (EVBUFFER_LENGTH(buffer) > 0)
+ 			evbuffer_add(buffer, ",", 1);
+ 		evbuffer_add_printf(buffer, "%d", i);
+ 	}
+ 
+ 	format_add(ft, "pane_tabs", "%.*s", (int) EVBUFFER_LENGTH(buffer),
+ 	    EVBUFFER_DATA(buffer));
+ 	evbuffer_free(buffer);
+ }
+ 
  /* Set default format keys for a window pane. */
  void
  format_window_pane(struct format_tree *ft, struct window_pane *wp)
***************
*** 444,451 ****
--- 467,477 ----
  	    !!(wp->base.mode & MODE_MOUSE_ANY));
  	format_add(ft, "mouse_utf8_flag", "%d",
  	    !!(wp->base.mode & MODE_MOUSE_UTF8));
+ 
+ 	format_window_pane_tabs(ft, wp);
  }
  
+ /* Set default format keys for paste buffer. */
  void
  format_paste_buffer(struct format_tree *ft, struct paste_buffer *pb)
  {