diff options
Diffstat (limited to 'lisp/emacs-lisp/find-func.el')
| -rw-r--r-- | lisp/emacs-lisp/find-func.el | 47 |
1 files changed, 25 insertions, 22 deletions
diff --git a/lisp/emacs-lisp/find-func.el b/lisp/emacs-lisp/find-func.el index ed8dc74506f..c5424693eca 100644 --- a/lisp/emacs-lisp/find-func.el +++ b/lisp/emacs-lisp/find-func.el @@ -368,28 +368,30 @@ The search is done in the source for library LIBRARY." (concat "\\\\?" (regexp-quote (symbol-name symbol)))))) (case-fold-search)) - (with-syntax-table emacs-lisp-mode-syntax-table - (goto-char (point-min)) - (if (if (functionp regexp) - (funcall regexp symbol) - (or (re-search-forward regexp nil t) - ;; `regexp' matches definitions using known forms like - ;; `defun', or `defvar'. But some functions/variables - ;; are defined using special macros (or functions), so - ;; if `regexp' can't find the definition, we look for - ;; something of the form "(SOMETHING <symbol> ...)". - ;; This fails to distinguish function definitions from - ;; variable declarations (or even uses thereof), but is - ;; a good pragmatic fallback. - (re-search-forward - (concat "^([^ ]+" find-function-space-re "['(]?" - (regexp-quote (symbol-name symbol)) - "\\_>") - nil t))) - (progn - (beginning-of-line) - (cons (current-buffer) (point))) - (cons (current-buffer) nil)))))))) + (save-restriction + (widen) + (with-syntax-table emacs-lisp-mode-syntax-table + (goto-char (point-min)) + (if (if (functionp regexp) + (funcall regexp symbol) + (or (re-search-forward regexp nil t) + ;; `regexp' matches definitions using known forms like + ;; `defun', or `defvar'. But some functions/variables + ;; are defined using special macros (or functions), so + ;; if `regexp' can't find the definition, we look for + ;; something of the form "(SOMETHING <symbol> ...)". + ;; This fails to distinguish function definitions from + ;; variable declarations (or even uses thereof), but is + ;; a good pragmatic fallback. + (re-search-forward + (concat "^([^ ]+" find-function-space-re "['(]?" + (regexp-quote (symbol-name symbol)) + "\\_>") + nil t))) + (progn + (beginning-of-line) + (cons (current-buffer) (point))) + (cons (current-buffer) nil))))))))) (defun find-function-library (function &optional lisp-only verbose) "Return the pair (ORIG-FUNCTION . LIBRARY) for FUNCTION. @@ -464,6 +466,7 @@ If TYPE is nil, defaults using `function-called-at-point', otherwise uses `variable-at-point'." (let* ((symb1 (cond ((null type) (function-called-at-point)) ((eq type 'defvar) (variable-at-point)) + ((eq type 'defface) (face-at-point t)) (t (variable-at-point t)))) (symb (unless (eq symb1 0) symb1)) (predicate (cdr (assq type '((nil . fboundp) |