===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/tmux.h,v
retrieving revision 1.1072
retrieving revision 1.1073
diff -c -r1.1072 -r1.1073
*** src/usr.bin/tmux/tmux.h	2020/07/04 14:24:02	1.1072
--- src/usr.bin/tmux/tmux.h	2020/07/06 09:14:20	1.1073
***************
*** 1,4 ****
! /* $OpenBSD: tmux.h,v 1.1072 2020/07/04 14:24:02 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: tmux.h,v 1.1073 2020/07/06 09:14:20 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 1722,1727 ****
--- 1722,1736 ----
  };
  TAILQ_HEAD(clients, client);
  
+ /* Control mode subscription type. */
+ enum control_sub_type {
+ 	CONTROL_SUB_SESSION,
+ 	CONTROL_SUB_PANE,
+ 	CONTROL_SUB_ALL_PANES,
+ 	CONTROL_SUB_WINDOW,
+ 	CONTROL_SUB_ALL_WINDOWS
+ };
+ 
  /* Key binding and key table. */
  struct key_binding {
  	key_code		 key;
***************
*** 2862,2867 ****
--- 2871,2879 ----
  void printflike(2, 3) control_write(struct client *, const char *, ...);
  void	control_write_output(struct client *, struct window_pane *);
  int	control_all_done(struct client *);
+ void	control_add_sub(struct client *, const char *, enum control_sub_type,
+     	   int, const char *);
+ void	control_remove_sub(struct client *, const char *);
  
  /* control-notify.c */
  void	control_notify_input(struct client *, struct window_pane *,