Commit 09ac6f3b authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(tpu-version): Print version number rather than the RCS revision number.

(tpu-next-file-buffer): Bind starting-buffer with let.
(tpu-load-xkeys): Check value of tpu-xkeys-file.
Make sure to use the "*scratch*" buffer.

(tpu-lm-replace): Changed variable searching-forward
to tpu-searching-forward.
(tpu-substitute): Likewise.
(tpu-toggle-search-direction): Likewise.
(tpu-search-forward, tpu-search-reverse, tpu-set-search): Likewise.
(tpu-search-internal, tpu-adjust-search): Likewise.
parent 7fa8a898
;;; tpu-edt.el --- Emacs emulating TPU emulating EDT
;; Copyright (C) 1993 Free Software Foundation, Inc.
;; Author: Rob Riepel <riepel@networking.stanford.edu>
;; Maintainer: Rob Riepel <riepel@networking.stanford.edu>
;; Version: 3.0
;; Version: 3.1
;; Keywords: tpu edt tpu-edt
;; This file is part of GNU Emacs.
......@@ -22,14 +23,14 @@
;; along with GNU Emacs; see the file COPYING. If not, write to
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
;;; Code:
;;;
;;; Revision Information
;;; Revision and Version Information
;;;
(defconst tpu-revision "$Revision: 6.6 $"
"Revision number of TPU-edt.")
(defconst tpu-revision-date "$Date: 1993/08/01 21:45:31 $"
"Date current revision of TPU-edt was created.")
(defconst tpu-version "3.1" "TPU-edt version number.")
(defconst tpu-revision "$Revision: 6.10 $" "Revision number of TPU-edt.")
;;;
......@@ -91,6 +92,7 @@ GOLD is the ASCII 7-bit escape sequence <ESC>OP.")
(defvar GOLD-SS3-map (make-sparse-keymap)
"Maps the function keys on the VT100 keyboard preceeded by GOLD-SS3.")
(defvar tpu-global-map nil "TPU-edt global keymap.")
(defvar tpu-original-global-map (copy-keymap global-map)
"Original global keymap.")
......@@ -116,6 +118,8 @@ GOLD is the ASCII 7-bit escape sequence <ESC>OP.")
(defvar tpu-last-deleted-char ""
"Last character deleted by a TPU-edt character-delete command.")
(defvar tpu-searching-forward t
"If non-nil, TPU-edt is searching in the forward direction.")
(defvar tpu-search-last-string ""
"Last text searched for by the TPU-edt search commands.")
......@@ -129,6 +133,8 @@ GOLD is the ASCII 7-bit escape sequence <ESC>OP.")
"True when TPU-edt is operating in the backward direction.")
(defvar tpu-control-keys t
"If non-nil, control keys are set to perform TPU functions.")
(defvar tpu-xkeys-file nil
"File containing TPU-edt X key map.")
(defvar tpu-rectangle-string nil
"Mode line string to identify rectangular mode.")
......@@ -312,6 +318,8 @@ current version of emacs."
(read-from-minibuffer prompt nil nil nil history-symbol)
(read-string prompt)))
(defvar tpu-last-answer nil "Most recent response to tpu-y-or-n-p.")
(defun tpu-y-or-n-p (prompt &optional not-yes)
"Prompt for a y or n answer with positive default.
Optional second argument NOT-YES changes default to negative.
......@@ -415,11 +423,9 @@ With argument, fill and justify."
(defun tpu-version nil
"Print the TPU-edt version number."
(interactive)
(message (concat "TPU-edt revision "
(substring tpu-revision 11 -2)
" by Rob Riepel (riepel@networking.stanford.edu) "
(substring tpu-revision-date 12 -11) "/"
(substring tpu-revision-date 9 11))))
(message
"TPU-edt version %s by Rob Riepel (riepel@networking.stanford.edu)"
tpu-version))
(defun tpu-reset-screen-size (height width)
"Sets the screen size."
......@@ -727,6 +733,8 @@ its ASCII decimal value."
;;;
;;; Define key
;;;
(defvar tpu-saved-control-r nil "Saved value of Control-r.")
(defun tpu-end-define-macro-key (key)
"Ends the current macro definition"
(interactive "kPress the key you want to use to do what was just learned: ")
......@@ -771,12 +779,12 @@ kills modified buffers without asking."
(defun tpu-next-file-buffer nil
"Go to next buffer in ring that is visiting a file."
(interactive)
(setq starting-buffer (buffer-name))
(switch-to-buffer (car (reverse (buffer-list))))
(while (and (not (equal (buffer-name) starting-buffer))
(not (buffer-file-name)))
(switch-to-buffer (car (reverse (buffer-list)))))
(if (equal (buffer-name) starting-buffer) (error "No other buffers.")))
(let ((starting-buffer (buffer-name)))
(switch-to-buffer (car (reverse (buffer-list))))
(while (and (not (equal (buffer-name) starting-buffer))
(not (buffer-file-name)))
(switch-to-buffer (car (reverse (buffer-list)))))
(if (equal (buffer-name) starting-buffer) (error "No other buffers."))))
(defun tpu-next-window nil
"Move to the next window."
......@@ -821,7 +829,7 @@ The search is performed in the current direction."
"Search for a string or regular expression.
The search is begins in the forward direction."
(interactive)
(setq searching-forward t)
(setq tpu-searching-forward t)
(tpu-set-search t)
(tpu-search-internal ""))
......@@ -829,7 +837,7 @@ The search is begins in the forward direction."
"Search for a string or regular expression.
The search is begins in the reverse direction."
(interactive)
(setq searching-forward nil)
(setq tpu-searching-forward nil)
(tpu-set-search t)
(tpu-search-internal ""))
......@@ -853,8 +861,8 @@ The search is performed in the current direction."
(defun tpu-set-search (&optional arg)
"Set the search functions and set the search direction to the current
direction. If an argument is specified, don't set the search direction."
(if (not arg) (setq searching-forward (if tpu-advance t nil)))
(cond (searching-forward
(if (not arg) (setq tpu-searching-forward (if tpu-advance t nil)))
(cond (tpu-searching-forward
(cond (tpu-regexp-p
(fset 'tpu-emacs-search 're-search-forward)
(fset 'tpu-emacs-rev-search 're-search-backward))
......@@ -884,7 +892,7 @@ direction. If an argument is specified, don't set the search direction."
(tpu-adjust-search t)
(let ((found nil) (pos nil))
(save-excursion
(let ((searching-forward (not searching-forward)))
(let ((tpu-searching-forward (not tpu-searching-forward)))
(tpu-adjust-search)
(setq found (tpu-emacs-rev-search tpu-search-last-string nil t))
(setq pos (match-beginning 0))))
......@@ -892,7 +900,7 @@ direction. If an argument is specified, don't set the search direction."
(cond (found
(cond ((tpu-y-or-n-p
(format "Found in %s direction. Go there? "
(if searching-forward "reverse" "forward")))
(if tpu-searching-forward "reverse" "forward")))
(goto-char pos) (tpu-set-match)
(tpu-toggle-search-direction))))
......@@ -907,7 +915,7 @@ direction. If an argument is specified, don't set the search direction."
(defun tpu-adjust-search (&optional arg)
"For forward searches, move forward a character before searching,
and backward a character after a failed search. Arg means end of search."
(if searching-forward
(if tpu-searching-forward
(cond (arg (if (not (bobp)) (forward-char -1)))
(t (if (not (eobp)) (forward-char 1))))))
......@@ -915,11 +923,11 @@ and backward a character after a failed search. Arg means end of search."
"Toggle the TPU-edt search direction.
Used for reversing a search in progress."
(interactive)
(setq searching-forward (not searching-forward))
(setq tpu-searching-forward (not tpu-searching-forward))
(tpu-set-search t)
(and (interactive-p)
(message "Searching %sward."
(if searching-forward "for" "back"))))
(if tpu-searching-forward "for" "back"))))
;;;
......@@ -1199,7 +1207,7 @@ A negative argument means replace all occurrences of the search string."
(while (and (not (= num 0)) (or (tpu-mark) (tpu-check-match)))
(let ((beg (point)))
(tpu-replace)
(if searching-forward (forward-char -1) (goto-char beg))
(if tpu-searching-forward (forward-char -1) (goto-char beg))
(if (= num 1) (tpu-search-internal tpu-search-last-string)
(tpu-search-internal-core tpu-search-last-string)))
(setq num (1- num))))
......@@ -1230,7 +1238,7 @@ A negative argument means replace all occurrences of the search string."
(let ((beg (point)))
(replace-match to (not case-replace) (not tpu-regexp-p))
(setq strings (1+ strings))
(if searching-forward (forward-char -1) (goto-char beg)))
(if tpu-searching-forward (forward-char -1) (goto-char beg)))
(tpu-search-internal from t))
((or (= ans ?n) (= ans ?N) (= ans ?\C-?))
......@@ -1241,13 +1249,13 @@ A negative argument means replace all occurrences of the search string."
(let ((beg (point)))
(replace-match to (not case-replace) (not tpu-regexp-p))
(setq strings (1+ strings))
(if searching-forward (forward-char -1) (goto-char beg)))
(if tpu-searching-forward (forward-char -1) (goto-char beg)))
(tpu-search-internal-core from t)
(while (tpu-check-match)
(let ((beg (point)))
(replace-match to (not case-replace) (not tpu-regexp-p))
(setq strings (1+ strings))
(if searching-forward (forward-char -1) (goto-char beg)))
(if tpu-searching-forward (forward-char -1) (goto-char beg)))
(tpu-search-internal-core from t)))
(setq doit nil))
......@@ -1255,7 +1263,7 @@ A negative argument means replace all occurrences of the search string."
(let ((beg (point)))
(replace-match to (not case-replace) (not tpu-regexp-p))
(setq strings (1+ strings))
(if searching-forward (forward-char -1) (goto-char beg)))
(if tpu-searching-forward (forward-char -1) (goto-char beg)))
(setq doit nil))
((or (= ans ?q) (= ans ?Q))
......@@ -2034,7 +2042,7 @@ If FILE is nil, try to load a default file. The default file names are
(interactive "fX key definition file: ")
(cond (file
(setq file (expand-file-name file)))
((boundp 'tpu-xkeys-file)
(tpu-xkeys-file
(setq file (expand-file-name tpu-xkeys-file)))
(tpu-gnu-emacs19-p
(setq file (expand-file-name "~/.tpu-gnu-keys")))
......@@ -2043,6 +2051,8 @@ If FILE is nil, try to load a default file. The default file names are
(cond ((file-readable-p file)
(load-file file))
(t
(switch-to-buffer "*scratch*")
(erase-buffer)
(insert "
Ack!! You're running TPU-edt under X-windows without loading an
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment