;;; octave-inf.el --- running Octave as an inferior Emacs process
-;; Copyright (C) 1997, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
-;; Free Software Foundation, Inc.
+;; Copyright (C) 1997, 2001-2012 Free Software Foundation, Inc.
;; Author: Kurt Hornik <Kurt.Hornik@wu-wien.ac.at>
-;; Author: John Eaton <jwe@bevo.che.wisc.edu>
-;; Maintainer: Kurt Hornik <Kurt.Hornik@wu-wien.ac.at>
+;; John Eaton <jwe@bevo.che.wisc.edu>
+;; Maintainer: FSF
;; Keywords: languages
;; Package: octave-mod
(define-key map "\C-c\C-l" 'inferior-octave-dynamic-list-input-ring)
(define-key map [menu-bar inout list-history]
'("List Input History" . inferior-octave-dynamic-list-input-ring))
- (define-key map "\C-c\C-h" 'octave-help)
+ ;; FIXME: free C-h so it can do the describe-prefix-bindings.
+ (define-key map "\C-c\C-h" 'info-lookup-symbol)
map)
"Keymap used in Inferior Octave mode.")
(defvar inferior-octave-mode-syntax-table
- (let ((table (make-syntax-table)))
- (modify-syntax-entry ?\` "w" table)
- (modify-syntax-entry ?\# "<" table)
- (modify-syntax-entry ?\n ">" table)
+ (let ((table (make-syntax-table octave-mode-syntax-table)))
table)
"Syntax table in use in inferior-octave-mode buffers.")
(defcustom inferior-octave-mode-hook nil
- "*Hook to be run when Inferior Octave mode is started."
+ "Hook to be run when Inferior Octave mode is started."
:type 'hook
:group 'octave-inferior)
"Non-nil means that Octave has built-in variables.")
(defvar inferior-octave-dynamic-complete-functions
- '(inferior-octave-complete comint-dynamic-complete-filename)
+ '(inferior-octave-completion-at-point comint-filename-completion)
"List of functions called to perform completion for inferior Octave.
This variable is used to initialize `comint-dynamic-complete-functions'
in the Inferior Octave buffer.")
+(defvar info-lookup-mode)
+
(define-derived-mode inferior-octave-mode comint-mode "Inferior Octave"
"Major mode for interacting with an inferior Octave process.
Runs Octave as a subprocess of Emacs, with Octave I/O through an Emacs
(set (make-local-variable 'font-lock-defaults)
'(inferior-octave-font-lock-keywords nil nil))
+ (set (make-local-variable 'info-lookup-mode) 'octave-mode)
+
(setq comint-input-ring-file-name
(or (getenv "OCTAVE_HISTFILE") "~/.octave_hist")
comint-input-ring-size (or (getenv "OCTAVE_HISTSIZE") 1024))
(inferior-octave-resync-dirs)))
\f
-(defun inferior-octave-complete ()
- "Perform completion on the Octave symbol preceding point.
-This is implemented using the Octave command `completion_matches' which
-is NOT available with versions of Octave prior to 2.0."
- (interactive)
+(defun inferior-octave-completion-at-point ()
+ "Return the data to complete the Octave symbol at point."
(let* ((end (point))
- (command
+ (start
(save-excursion
(skip-syntax-backward "w_" (comint-line-beginning-position))
- (buffer-substring-no-properties (point) end)))
- (proc (get-buffer-process inferior-octave-buffer)))
- (cond (inferior-octave-complete-impossible
- (error (concat
- "Your Octave does not have `completion_matches'. "
- "Please upgrade to version 2.X.")))
- ((string-equal command "")
- (message "Cannot complete an empty string"))
+ (point))))
+ (cond ((eq start end) nil)
+ (inferior-octave-complete-impossible
+ (message (concat
+ "Your Octave does not have `completion_matches'. "
+ "Please upgrade to version 2.X."))
+ nil)
(t
- (inferior-octave-send-list-and-digest
- (list (concat "completion_matches (\"" command "\");\n")))
- ;; Sort the list
- (setq inferior-octave-output-list
- (sort inferior-octave-output-list 'string-lessp))
- ;; Remove duplicates
- (let* ((x inferior-octave-output-list)
- (y (cdr x)))
- (while y
- (if (string-equal (car x) (car y))
- (setcdr x (setq y (cdr y)))
- (setq x y
- y (cdr y)))))
- ;; And let comint handle the rest
- (comint-dynamic-simple-complete
- command inferior-octave-output-list)))))
+ (list
+ start end
+ (completion-table-dynamic
+ (lambda (command)
+ (inferior-octave-send-list-and-digest
+ (list (concat "completion_matches (\"" command "\");\n")))
+ (sort (delete-dups inferior-octave-output-list)
+ 'string-lessp))))))))
+
+(define-obsolete-function-alias 'inferior-octave-complete
+ 'completion-at-point "24.1")
(defun inferior-octave-dynamic-list-input-ring ()
"List the buffer's input history in a help buffer."
the rest to `comint-output-filter'."
(comint-output-filter proc (inferior-octave-strip-ctrl-g string)))
-(defun inferior-octave-output-digest (proc string)
+(defun inferior-octave-output-digest (_proc string)
"Special output filter for the inferior Octave process.
Save all output between newlines into `inferior-octave-output-list', and
the rest to `inferior-octave-output-string'."