52 	const char *author, *date, *state;  in checkout_main()  local
60 	author = date = state = NULL;  in checkout_main()
65 			date = rcs_optarg;  in checkout_main()
200 		    username, author, state, date) < 0) {  in checkout_main()
236  * Looks up revision based upon <lockname>, <author>, <state> and <date>
243     const char *date)  in checkout_rev()  argument
259 	if (date != NULL && (givendate = date_parse(date)) == -1) {  in checkout_rev()
260 		warnx("invalid date: %s", date);  in checkout_rev()
301 			if (date != NULL) {  in checkout_rev()
304 					warnx("invalid date: %s", fdate);  in checkout_rev()
327 		checkout_err_nobranch(file, author, date, state, flags);  in checkout_rev()
508 checkout_err_nobranch(RCSFILE *file, const char *author, const char *date,  in checkout_err_nobranch()  argument
518 	    date ? "a date before " : "",  in checkout_err_nobranch()
519 	    date ? date : "",  in checkout_err_nobranch()
520 	    (date && author) ? " and " : "",  in checkout_err_nobranch()
523 	    ((date || author) && state) ? " and " : "",  in checkout_err_nobranch()