diff options
Diffstat (limited to 'lisp/emacs-lisp/advice.el')
| -rw-r--r-- | lisp/emacs-lisp/advice.el | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/lisp/emacs-lisp/advice.el b/lisp/emacs-lisp/advice.el index 915a726ae11..39ea97aa98e 100644 --- a/lisp/emacs-lisp/advice.el +++ b/lisp/emacs-lisp/advice.el @@ -2535,17 +2535,11 @@ See Info node `(elisp)Computed Advice' for detailed documentation." "Return the argument list of DEFINITION. If DEFINITION could be from a subr then its NAME should be supplied to make subr arglist lookup more efficient." - (cond ((ad-compiled-p definition) - (aref (ad-compiled-code definition) 0)) - ((consp definition) - (car (cdr (ad-lambda-expression definition)))) - ((ad-subr-p definition) - (if name - (ad-subr-arglist name) - ;; otherwise get it from its printed representation: - (setq name (format "%s" definition)) - (string-match "^#<subr \\([^>]+\\)>$" name) - (ad-subr-arglist (intern (match-string 1 name))))))) + (require 'help-fns) + (cond + ((or (ad-macro-p definition) (ad-advice-p definition)) + (help-function-arglist (cdr definition))) + (t (help-function-arglist definition)))) ;; Store subr-args as `((arg1 arg2 ...))' so I can distinguish ;; a defined empty arglist `(nil)' from an undefined arglist: |