Merge from emacs-24; up to 2012-12-06T01:39:03Z!monnier@iro.umontreal.ca

[gnu-emacs] / lisp / emacs-lisp / edebug.el

diff --git a/lisp/emacs-lisp/edebug.el b/lisp/emacs-lisp/edebug.el
index 12311711fe0113c890195ac9cefd18590c513017..378ba9db9f40832101f584fff7c09dddd5181a1f 100644 (file)
--- a/lisp/emacs-lisp/edebug.el
+++ b/lisp/emacs-lisp/edebug.el
@@ -1,6 +1,7 @@
 ;;; edebug.el --- a source-level debugger for Emacs Lisp  -*- lexical-binding: t -*-
 
-;; Copyright (C) 1988-1995, 1997, 1999-2012 Free Software Foundation, Inc.
+;; Copyright (C) 1988-1995, 1997, 1999-2013 Free Software Foundation,
+;; Inc.
 
 ;; Author: Daniel LaLiberte <liberte@holonexus.org>
 ;; Maintainer: FSF
@@ -4258,12 +4259,13 @@ With prefix argument, make it a temporary breakpoint."
 ;;; Autoloading of Edebug accessories
 
 ;; edebug-cl-read and cl-read are available from liberte@cs.uiuc.edu
+(defun edebug--require-cl-read ()
+  (require 'edebug-cl-read))
+
 (if (featurep 'cl-read)
-    (add-hook 'edebug-setup-hook
-             (function (lambda () (require 'edebug-cl-read))))
+    (add-hook 'edebug-setup-hook #'edebug--require-cl-read)
   ;; The following causes edebug-cl-read to be loaded when you load cl-read.el.
-  (add-hook 'cl-read-load-hooks
-           (function (lambda () (require 'edebug-cl-read)))))
+  (add-hook 'cl-read-load-hooks #'edebug--require-cl-read))
 
 \f
 ;;; Finalize Loading
@@ -4289,6 +4291,21 @@ With prefix argument, make it a temporary breakpoint."
 ;; Install edebug read and eval functions.
 (edebug-install-read-eval-functions)
 
+(defun edebug-unload-function ()
+  "Unload the Edebug source level debugger."
+  (when edebug-active
+    (setq edebug-active nil)
+    (unwind-protect
+        (abort-recursive-edit)
+      ;; We still want to run unload-feature to completion
+      (run-with-idle-timer 0 nil #'(lambda () (unload-feature 'edebug)))))
+  (remove-hook 'called-interactively-p-functions
+               'edebug--called-interactively-skip)
+  (remove-hook 'cl-read-load-hooks 'edebug--require-cl-read)
+  (edebug-uninstall-read-eval-functions)
+  ;; continue standard unloading
+  nil)
+
 (provide 'edebug)
 
 ;;; edebug.el ends here