===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/tmux.h,v
retrieving revision 1.1072
retrieving revision 1.1073
diff -u -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 +1,4 @@
-/* $OpenBSD: tmux.h,v 1.1072 2020/07/04 14:24:02 nicm Exp $ */
+/* $OpenBSD: tmux.h,v 1.1073 2020/07/06 09:14:20 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -1722,6 +1722,15 @@
 };
 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;
@@ -2862,6 +2871,9 @@
 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 *,