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-rw-r--r--lisp/progmodes/inf-lisp.el41
1 files changed, 15 insertions, 26 deletions
diff --git a/lisp/progmodes/inf-lisp.el b/lisp/progmodes/inf-lisp.el
index 3245b7dfa3e..e4e56054f9d 100644
--- a/lisp/progmodes/inf-lisp.el
+++ b/lisp/progmodes/inf-lisp.el
@@ -1,7 +1,6 @@
;;; inf-lisp.el --- an inferior-lisp mode
-;; Copyright (C) 1988, 1993, 1994, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
-;; Free Software Foundation, Inc.
+;; Copyright (C) 1988, 1993-1994, 2001-2011 Free Software Foundation, Inc.
;; Author: Olin Shivers <shivers@cs.cmu.edu>
;; Keywords: processes, lisp
@@ -80,19 +79,17 @@ mode. Default is whitespace followed by 0 or 1 single-letter colon-keyword
:type 'regexp
:group 'inferior-lisp)
-(defvar inferior-lisp-mode-map nil)
-(unless inferior-lisp-mode-map
- (setq inferior-lisp-mode-map (copy-keymap comint-mode-map))
- (set-keymap-parent inferior-lisp-mode-map lisp-mode-shared-map)
- (define-key inferior-lisp-mode-map "\C-x\C-e" 'lisp-eval-last-sexp)
- (define-key inferior-lisp-mode-map "\C-c\C-l" 'lisp-load-file)
- (define-key inferior-lisp-mode-map "\C-c\C-k" 'lisp-compile-file)
- (define-key inferior-lisp-mode-map "\C-c\C-a" 'lisp-show-arglist)
- (define-key inferior-lisp-mode-map "\C-c\C-d" 'lisp-describe-sym)
- (define-key inferior-lisp-mode-map "\C-c\C-f"
- 'lisp-show-function-documentation)
- (define-key inferior-lisp-mode-map "\C-c\C-v"
- 'lisp-show-variable-documentation))
+(defvar inferior-lisp-mode-map
+ (let ((map (copy-keymap comint-mode-map)))
+ (set-keymap-parent map lisp-mode-shared-map)
+ (define-key map "\C-x\C-e" 'lisp-eval-last-sexp)
+ (define-key map "\C-c\C-l" 'lisp-load-file)
+ (define-key map "\C-c\C-k" 'lisp-compile-file)
+ (define-key map "\C-c\C-a" 'lisp-show-arglist)
+ (define-key map "\C-c\C-d" 'lisp-describe-sym)
+ (define-key map "\C-c\C-f" 'lisp-show-function-documentation)
+ (define-key map "\C-c\C-v" 'lisp-show-variable-documentation)
+ map))
;;; These commands augment Lisp mode, so you can process Lisp code in
;;; the source files.
@@ -218,7 +215,7 @@ buffer with \\[set-variable].")
(put 'inferior-lisp-mode 'mode-class 'special)
-(defun inferior-lisp-mode ()
+(define-derived-mode inferior-lisp-mode comint-mode "Inferior Lisp"
"Major mode for interacting with an inferior Lisp process.
Runs a Lisp interpreter as a subprocess of Emacs, with Lisp I/O through an
Emacs buffer. Variable `inferior-lisp-program' controls which Lisp interpreter
@@ -265,18 +262,11 @@ If `comint-use-prompt-regexp' is nil (the default), \\[comint-insert-input] on o
Paragraphs are separated only by blank lines. Semicolons start comments.
If you accidentally suspend your process, use \\[comint-continue-subjob]
to continue it."
- (interactive)
- (delay-mode-hooks
- (comint-mode))
(setq comint-prompt-regexp inferior-lisp-prompt)
- (setq major-mode 'inferior-lisp-mode)
- (setq mode-name "Inferior Lisp")
(setq mode-line-process '(":%s"))
(lisp-mode-variables t)
- (use-local-map inferior-lisp-mode-map) ;c-c c-k for "kompile" file
(setq comint-get-old-input (function lisp-get-old-input))
- (setq comint-input-filter (function lisp-input-filter))
- (run-mode-hooks 'inferior-lisp-mode-hook))
+ (setq comint-input-filter (function lisp-input-filter)))
(defun lisp-get-old-input ()
"Return a string containing the sexp ending at point."
@@ -602,7 +592,7 @@ See variable `lisp-describe-sym-command'."
;; "Returns the current inferior Lisp process.
;; See variable `inferior-lisp-buffer'."
(defun inferior-lisp-proc ()
- (let ((proc (get-buffer-process (if (eq major-mode 'inferior-lisp-mode)
+ (let ((proc (get-buffer-process (if (derived-mode-p 'inferior-lisp-mode)
(current-buffer)
inferior-lisp-buffer))))
(or proc
@@ -662,5 +652,4 @@ See variable `lisp-describe-sym-command'."
(provide 'inf-lisp)
-;; arch-tag: 5b74abc3-a085-4b91-8ab8-8da6899d3b92
;;; inf-lisp.el ends here