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Diffstat (limited to 'lisp/=vmsx.el')
-rw-r--r-- | lisp/=vmsx.el | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/lisp/=vmsx.el b/lisp/=vmsx.el deleted file mode 100644 index b3ab41e51f7..00000000000 --- a/lisp/=vmsx.el +++ /dev/null @@ -1,144 +0,0 @@ -;;; vmsx.el --- run asynchronous VMS subprocesses under Emacs - -;; Copyright (C) 1986 Free Software Foundation, Inc. - -;; Author: Mukesh Prasad -;; Maintainer: FSF -;; Keywords: vms - -;; 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, 675 Mass Ave, Cambridge, MA 02139, USA. - -;;; Code: - -(defvar display-subprocess-window nil - "If non-nil, the suprocess window is displayed whenever input is received.") - -(defvar command-prefix-string "$ " - "String to insert to distinguish commands entered by user.") - -(defvar subprocess-running nil) -(defvar command-mode-map nil) - -(if command-mode-map - nil - (setq command-mode-map (make-sparse-keymap)) - (define-key command-mode-map "\C-m" 'command-send-input) - (define-key command-mode-map "\C-u" 'command-kill-line)) - -(defun subprocess-input (name str) - "Handles input from a subprocess. Called by Emacs." - (if display-subprocess-window - (display-buffer subprocess-buf)) - (let ((old-buffer (current-buffer))) - (set-buffer subprocess-buf) - (goto-char (point-max)) - (insert str) - (insert ?\n) - (set-buffer old-buffer))) - -(defun subprocess-exit (name) - "Called by Emacs upon subprocess exit." - (setq subprocess-running nil)) - -(defun start-subprocess () - "Spawns an asynchronous subprocess with output redirected to -the buffer *COMMAND*. Within this buffer, use C-m to send -the last line to the subprocess or to bring another line to -the end." - (if subprocess-running - (return t)) - (setq subprocess-buf (get-buffer-create "*COMMAND*")) - (save-excursion - (set-buffer subprocess-buf) - (use-local-map command-mode-map)) - (setq subprocess-running (spawn-subprocess 1 'subprocess-input - 'subprocess-exit)) - ;; Initialize subprocess so it doesn't panic and die upon - ;; encountering the first error. - (and subprocess-running - (send-command-to-subprocess 1 "ON SEVERE_ERROR THEN CONTINUE"))) - -(defvar subprocess-command-to-buffer-tmpdir "SYS$SCRATCH:" - "*Put temporary files from subprocess-command-to-buffer here.") - -(defun subprocess-command-to-buffer (command buffer) - "Execute command and redirect output into buffer. - -BUGS: only the output up to the end of the first image activation is trapped." - (if (not subprocess-running) - (start-subprocess)) - (save-excursion - (set-buffer buffer) - (let ((output-filename - (concat subprocess-command-to-buffer-tmpdir - "OUTPUT-FOR-" (getenv "USER") ".LISTING"))) - (while (file-attributes output-filename) - (delete-file output-filename)) - (send-command-to-subprocess 1 (concat "DEFINE/USER SYS$OUTPUT " - output-filename "-NEW")) - (send-command-to-subprocess 1 command) - (send-command-to-subprocess 1 (concat "RENAME " output-filename - "-NEW " output-filename)) - (while (not (file-attributes output-filename)) - (sleep-for 2)) - (insert-file output-filename)))) - -(defun subprocess-command () - "Starts asynchronous subprocess if not running and switches to its window." - (interactive) - (if (not subprocess-running) - (start-subprocess)) - (and subprocess-running - (progn (pop-to-buffer subprocess-buf) (goto-char (point-max))))) - -(defun command-send-input () - "If at last line of buffer, sends the current line to -the spawned subprocess. Otherwise brings back current -line to the last line for resubmission." - (interactive) - (beginning-of-line) - (let ((current-line (buffer-substring (point) - (progn (end-of-line) (point))))) - (if (eobp) - (progn - (if (not subprocess-running) - (start-subprocess)) - (if subprocess-running - (progn - (beginning-of-line) - (send-command-to-subprocess 1 current-line) - (if command-prefix-string - (progn (beginning-of-line) (insert command-prefix-string))) - (next-line 1)))) - ;; else -- if not at last line in buffer - (end-of-buffer) - (backward-char) - (next-line 1) - (if (string-equal command-prefix-string - (substring current-line 0 (length command-prefix-string))) - (insert (substring current-line (length command-prefix-string))) - (insert current-line))))) - -(defun command-kill-line() - "Kills the current line. Used in command mode." - (interactive) - (beginning-of-line) - (kill-line)) - -(define-key esc-map "$" 'subprocess-command) - -;;; vmsx.el ends here |