From f0a39e37f1bd7bcc8d6988345df5870d91c92cce Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 18 Apr 1997 00:57:04 +0000 Subject: update from main archive 970417 --- lisp/vt100-led.el | 68 ------------------------------------------------------- 1 file changed, 68 deletions(-) delete mode 100644 lisp/vt100-led.el (limited to 'lisp/vt100-led.el') diff --git a/lisp/vt100-led.el b/lisp/vt100-led.el deleted file mode 100644 index 17d3e3a53e7..00000000000 --- a/lisp/vt100-led.el +++ /dev/null @@ -1,68 +0,0 @@ -;;; vt100-led.el --- functions for LED control on VT-100 terminals & clones. - -;; Copyright (C) 1988 Free Software Foundation, Inc. - -;; Author: Howard Gayle -;; Maintainer: FSF -;; Keywords: hardware - -;; This file is part of GNU Emacs. - -;; GNU Emacs is free software; you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation; either version 2, or (at your option) -;; any later version. - -;; GNU Emacs is distributed in the hope that it will be useful, -;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;; GNU General Public License for more details. - -;; You should have received a copy of the GNU General Public License -;; along with GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, -;; Boston, MA 02111-1307, USA. - -;;; Code: - -(defvar led-state (make-vector 5 nil) - "The internal state of the LEDs. Choices are nil, t, `flash. -Element 0 is not used.") - -(defun led-flash (l) - "Flash LED l." - (aset led-state l 'flash) - (led-update)) - -(defun led-off (&optional l) - "Turn off vt100 led number L. With no argument, turn them all off." - (interactive "P") - (if l - (aset led-state (prefix-numeric-value l) nil) - (fillarray led-state nil)) - (led-update)) - -(defun led-on (l) - "Turn on LED l." - (aset led-state l t) - (led-update)) - -(defun led-update () - "Update the terminal's LEDs to reflect the internal state." - (let ((f "\e[?0") ; String to flash. - (o "\e[0") ; String for steady on. - (l 1)) ; Current LED number. - (while (/= l 5) - (let ((s (aref led-state l))) - (cond - ((eq s 'flash) - (setq f (concat f ";" (int-to-string l)))) - (s - (setq o (concat o ";" (int-to-string l)))))) - (setq l (1+ l))) - (setq o (concat o "q" f "t")) - (send-string-to-terminal o))) - -(provide 'vt100-led) - -;;; vt100-led.el ends here -- cgit v1.2.1