===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/cmd-attach-session.c,v
retrieving revision 1.87
retrieving revision 1.88
diff -c -r1.87 -r1.88
*** src/usr.bin/tmux/cmd-attach-session.c	2021/08/21 10:22:38	1.87
--- src/usr.bin/tmux/cmd-attach-session.c	2022/05/30 12:48:57	1.88
***************
*** 1,4 ****
! /* $OpenBSD: cmd-attach-session.c,v 1.87 2021/08/21 10:22:38 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: cmd-attach-session.c,v 1.88 2022/05/30 12:48:57 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 43,49 ****
  
  	/* -t is special */
  
! 	.flags = CMD_STARTSERVER,
  	.exec = cmd_attach_session_exec
  };
  
--- 43,49 ----
  
  	/* -t is special */
  
! 	.flags = CMD_STARTSERVER|CMD_READONLY,
  	.exec = cmd_attach_session_exec
  };
  
***************
*** 69,74 ****
--- 69,75 ----
  
  	if (c == NULL)
  		return (CMD_RETURN_NORMAL);
+ 
  	if (server_client_check_nested(c)) {
  		cmdq_error(item, "sessions should be nested with care, "
  		    "unset $TMUX to force");