===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/window-copy.c,v
retrieving revision 1.247
retrieving revision 1.248
diff -c -r1.247 -r1.248
*** src/usr.bin/tmux/window-copy.c	2020/02/24 09:53:59	1.247
--- src/usr.bin/tmux/window-copy.c	2020/03/11 18:46:42	1.248
***************
*** 1,4 ****
! /* $OpenBSD: window-copy.c,v 1.247 2020/02/24 09:53:59 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: window-copy.c,v 1.248 2020/03/11 18:46:42 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 4122,4128 ****
  	struct window_pane		*wp;
  	struct window_mode_entry	*wme;
  	struct window_copy_mode_data	*data;
! 	u_int				 x, y;
  
  	if (c == NULL)
  		return;
--- 4122,4128 ----
  	struct window_pane		*wp;
  	struct window_mode_entry	*wme;
  	struct window_copy_mode_data	*data;
! 	u_int				 x, y, yg;
  
  	if (c == NULL)
  		return;
***************
*** 4143,4148 ****
--- 4143,4151 ----
  	c->tty.mouse_drag_release = window_copy_drag_release;
  
  	data = wme->data;
+ 	yg = screen_hsize(data->backing) + y - data->oy;
+ 	if (x < data->selrx || x > data->endselrx || yg != data->selry)
+ 		data->selflag = SEL_CHAR;
  	switch (data->selflag) {
  		case SEL_WORD:
  			if (data->ws) {