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authorStefan Monnier <monnier@iro.umontreal.ca>2014-03-17 14:30:53 -0400
committerStefan Monnier <monnier@iro.umontreal.ca>2014-03-17 14:30:53 -0400
commitadbfe42cd90d69b436bc791cf1b73cd2bffc64ca (patch)
treefa51762c54a23795095c5cd1eb8b4bd28d0eb214 /lisp/emacs-lisp
parent61debe4a9c2d555f537a3ed3a45a0f77a2f13c82 (diff)
downloademacs-adbfe42cd90d69b436bc791cf1b73cd2bffc64ca.tar.gz
* lisp/emacs-lisp/nadvice.el (advice--interactive-form): New function.
(advice--make-interactive-form): Use it to avoid (auto)loading function. (advice--make-1, advice-add, advice-remove): Remove braindead :advice-pending hack.
Diffstat (limited to 'lisp/emacs-lisp')
-rw-r--r--lisp/emacs-lisp/nadvice.el34
1 files changed, 16 insertions, 18 deletions
diff --git a/lisp/emacs-lisp/nadvice.el b/lisp/emacs-lisp/nadvice.el
index f75fb23147f..f480d17557c 100644
--- a/lisp/emacs-lisp/nadvice.el
+++ b/lisp/emacs-lisp/nadvice.el
@@ -123,30 +123,34 @@ Each element has the form (WHERE BYTECODE STACK) where:
;; ((functionp spec) (funcall spec))
(t (eval spec))))
+(defun advice--interactive-form (function)
+ ;; Like `interactive-form' but tries to avoid autoloading functions.
+ (when (commandp function)
+ (if (not (and (symbolp function) (autoloadp (symbol-function function))))
+ (interactive-form function)
+ `(interactive (advice-eval-interactive-spec
+ (cadr (interactive-form ',function)))))))
+
(defun advice--make-interactive-form (function main)
;; TODO: make it so that interactive spec can be a constant which
;; dynamically checks the advice--car/cdr to do its job.
;; For that, advice-eval-interactive-spec needs to be more faithful.
- (let ((fspec (cadr (interactive-form function))))
+ (let* ((iff (advice--interactive-form function))
+ (ifm (advice--interactive-form main))
+ (fspec (cadr iff)))
(when (eq 'function (car-safe fspec)) ;; Macroexpanded lambda?
(setq fspec (nth 1 fspec)))
(if (functionp fspec)
- `(funcall ',fspec
- ',(cadr (interactive-form main)))
- (cadr (or (interactive-form function)
- (interactive-form main))))))
+ `(funcall ',fspec ',(cadr ifm))
+ (cadr (or iff ifm)))))
-(defsubst advice--make-1 (byte-code stack-depth function main props)
+(defun advice--make-1 (byte-code stack-depth function main props)
"Build a function value that adds FUNCTION to MAIN."
(let ((adv-sig (gethash main advertised-signature-table))
(advice
(apply #'make-byte-code 128 byte-code
(vector #'apply function main props) stack-depth nil
(and (or (commandp function) (commandp main))
- ;; If we're adding the advice on advice--pending, don't
- ;; build an interactive-form, which won't be used anyway
- ;; and would risk autoloading `main' (or `function').
- (not (eq main :advice--pending))
(list (advice--make-interactive-form
function main))))))
(when adv-sig (puthash advice adv-sig advertised-signature-table))
@@ -387,14 +391,11 @@ is defined as a macro, alias, command, ..."
;; Reasons to delay installation of the advice:
;; - If the function is not yet defined, installing
;; the advice would affect `fboundp'ness.
- ;; - If it's an autoloaded command,
- ;; advice--make-interactive-form would end up
- ;; loading the command eagerly.
+ ;; - the symbol-function slot of an autoloaded
+ ;; function is not itself a function value.
;; - `autoload' does nothing if the function is
;; not an autoload or undefined.
((or (not nf) (autoloadp nf))
- (unless (get symbol 'advice--pending)
- (put symbol 'advice--pending :advice--pending))
(get symbol 'advice--pending))
(t (symbol-function symbol)))
function props)
@@ -418,9 +419,6 @@ of the piece of advice."
(t (symbol-function symbol)))
function)
(unless (advice--p (advice--symbol-function symbol))
- ;; Not advised any more.
- (when (eq (get symbol 'advice--pending) :advice--pending)
- (put symbol 'advice--pending nil))
(remove-function (get symbol 'defalias-fset-function)
#'advice--defalias-fset)
(let ((asr (get symbol 'advice--saved-rewrite)))