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emacs/lisp/term/internal.el
1997-09-11 17:51:36 +00:00

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;;; internal.el --- support for PC internal terminal -*- coding: raw-text; -*-
;; Copyright (C) 1993, 1994 Free Software Foundation, Inc.
;; Author: Morten Welinder <terra@diku.dk>
;; 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:
;; ---------------------------------------------------------------------------
;; screen setup -- that's easy!
(standard-display-8bit 127 254)
;; ---------------------------------------------------------------------------
;; keyboard setup -- that's simple!
(set-input-mode nil nil 0)
(define-key function-key-map [backspace] "\177") ; Normal behaviour for BS
(define-key function-key-map [delete] "\C-d") ; ... and Delete
(define-key function-key-map [tab] [?\t])
(define-key function-key-map [linefeed] [?\n])
(define-key function-key-map [clear] [11])
(define-key function-key-map [return] [13])
(define-key function-key-map [escape] [?\e])
(define-key function-key-map [M-backspace] [?\M-\d])
(define-key function-key-map [M-delete] [?\M-\d])
(define-key function-key-map [M-tab] [?\M-\t])
(define-key function-key-map [M-linefeed] [?\M-\n])
(define-key function-key-map [M-clear] [?\M-\013])
(define-key function-key-map [M-return] [?\M-\015])
(define-key function-key-map [M-escape] [?\M-\e])
(put 'backspace 'ascii-character 127)
(put 'delete 'ascii-character 127)
(put 'tab 'ascii-character ?\t)
(put 'linefeed 'ascii-character ?\n)
(put 'clear 'ascii-character 12)
(put 'return 'ascii-character 13)
(put 'escape 'ascii-character ?\e)
;; ---------------------------------------------------------------------------
;; We want to do this when Emacs is started because it depends on the
;; country code.
(let* ((i 128)
(modify (function
(lambda (ch sy)
(modify-syntax-entry ch sy text-mode-syntax-table)
(if (boundp 'tex-mode-syntax-table)
(modify-syntax-entry ch sy tex-mode-syntax-table))
(modify-syntax-entry ch sy (standard-syntax-table))
)))
(table (standard-case-table))
;; The following are strings of letters, first lower then upper case.
;; This will look funny on terminals which display other code pages.
(chars
(cond
((= dos-codepage 850)
"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>匸聣<EFBFBD>仫𥹉礻龭渕<EFBFBD>𣏾<EFBFBD>𨰻<EFBFBD><EFBFBD>𤩱暚擨<EFBFBD>丰倳賥")
((= dos-codepage 865)
"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>𠄌<EFBFBD>𥄫𡃇䬠𪆵<EFBFBD><EFBFBD>笧𨯅Σ暚<EFBFBD>㏕Σ丰")
;; default is 437
(t "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>𠄌<EFBFBD>𥄫𡃇䬠𪆵<EFBFBD><EFBFBD>笧𨯅Σ暚鼦㏕Σ丰"))))
(while (< i 256)
(funcall modify i "_")
(setq i (1+ i)))
(setq i 0)
(while (< i (length chars))
(let ((ch1 (aref chars i))
(ch2 (aref chars (1+ i))))
(if (> ch2 127)
(set-case-syntax-pair ch2 ch1 table))
(setq i (+ i 2))))
(save-excursion
(mapcar (lambda (b) (set-buffer b) (set-case-table table))
(buffer-list)))
(set-standard-case-table table))
;;; internal.el ends here