===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/control-notify.c,v
retrieving revision 1.23
retrieving revision 1.24
diff -c -r1.23 -r1.24
*** src/usr.bin/tmux/control-notify.c	2019/05/07 10:25:15	1.23
--- src/usr.bin/tmux/control-notify.c	2019/07/10 11:20:10	1.24
***************
*** 1,4 ****
! /* $OpenBSD: control-notify.c,v 1.23 2019/05/07 10:25:15 nicm Exp $ */
  
  /*
   * Copyright (c) 2012 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: control-notify.c,v 1.24 2019/07/10 11:20:10 nicm Exp $ */
  
  /*
   * Copyright (c) 2012 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 35,40 ****
--- 35,43 ----
  
  	if (c->session == NULL)
  	    return;
+ 
+ 	if (c->flags & CLIENT_CONTROL_NOOUTPUT)
+ 		return;
  
  	/*
  	 * Only write input if the window pane is linked to a window belonging