===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/cmd-show-environment.c,v
retrieving revision 1.26
retrieving revision 1.27
diff -c -r1.26 -r1.27
*** src/usr.bin/tmux/cmd-show-environment.c	2020/04/13 10:59:58	1.26
--- src/usr.bin/tmux/cmd-show-environment.c	2021/08/20 19:50:17	1.27
***************
*** 1,4 ****
! /* $OpenBSD: cmd-show-environment.c,v 1.26 2020/04/13 10:59:58 nicm Exp $ */
  
  /*
   * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: cmd-show-environment.c,v 1.27 2021/08/20 19:50:17 nicm Exp $ */
  
  /*
   * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 101,107 ****
  	struct cmd_find_state	*target = cmdq_get_target(item);
  	struct environ		*env;
  	struct environ_entry	*envent;
! 	const char		*tflag;
  
  	if ((tflag = args_get(args, 't')) != NULL) {
  		if (target->s == NULL) {
--- 101,107 ----
  	struct cmd_find_state	*target = cmdq_get_target(item);
  	struct environ		*env;
  	struct environ_entry	*envent;
! 	const char		*tflag, *name = args_string(args, 0);
  
  	if ((tflag = args_get(args, 't')) != NULL) {
  		if (target->s == NULL) {
***************
*** 124,133 ****
  		env = target->s->environ;
  	}
  
! 	if (args->argc != 0) {
! 		envent = environ_find(env, args->argv[0]);
  		if (envent == NULL) {
! 			cmdq_error(item, "unknown variable: %s", args->argv[0]);
  			return (CMD_RETURN_ERROR);
  		}
  		cmd_show_environment_print(self, item, envent);
--- 124,133 ----
  		env = target->s->environ;
  	}
  
! 	if (name != NULL) {
! 		envent = environ_find(env, name);
  		if (envent == NULL) {
! 			cmdq_error(item, "unknown variable: %s", name);
  			return (CMD_RETURN_ERROR);
  		}
  		cmd_show_environment_print(self, item, envent);