lisp/term/AT386.el

   1 ;;; AT386.el --- terminal support package for IBM AT keyboards
   2
   3 ;; Copyright (C) 1992, 2001-2018 Free Software Foundation, Inc.
   4
   5 ;; Author: Eric S. Raymond <esr@snark.thyrsus.com>
   6 ;; Keywords: terminals
   7
   8 ;; This file is part of GNU Emacs.
   9
  10 ;; GNU Emacs is free software: you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation, either version 3 of the License, or
  13 ;; (at your option) any later version.
  14
  15 ;; GNU Emacs is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
  22
  23 ;;; Commentary:
  24
  25 ;;; Code:
  26
  27 (defun terminal-init-AT386 ()
  28   "Terminal initialization function for AT386."
  29   (let ((AT386-keypad-map (lookup-key input-decode-map "\e[")))
  30     ;; The terminal initialization should already have set up some keys
  31     (if (not (keymapp AT386-keypad-map))
  32         (error "What?  Your AT386 termcap/terminfo has no keycaps in it"))
  33
  34     ;; Equivalents of these are set up automatically by termcap/terminfo
  35     ;;  (define-key AT386-keypad-map "A" [up])
  36     ;;  (define-key AT386-keypad-map "B" [down])
  37     ;;  (define-key AT386-keypad-map "C" [right])
  38     ;;  (define-key AT386-keypad-map "D" [left])
  39
  40     ;; These would be set up by terminfo, but not termcap
  41     (define-key AT386-keypad-map "H" [home])
  42     (define-key AT386-keypad-map "Y" [end])
  43     (define-key AT386-keypad-map "U" [next])    ;; PgDn
  44     (define-key AT386-keypad-map "V" [prior])   ;; PgUp
  45     (define-key AT386-keypad-map "@" [insert])  ;; Ins key
  46
  47     ;; These are not normally set up by either
  48     (define-key AT386-keypad-map "G" [kp-5])    ;; Unlabeled center key
  49     (define-key AT386-keypad-map "S" [kp-subtract])
  50     (define-key AT386-keypad-map "T" [kp-add])
  51
  52     ;; Arrange for the ALT key to be equivalent to ESC
  53     (define-key input-decode-map "\eN" [ALT])
  54     (define-key local-function-key-map [ALT] [27])
  55     ))
  56
  57 (provide 'term/AT386)
  58
  59 ;;; AT386.el ends here