:group 'lisp)
(defcustom find-function-regexp
- "^\\s-*(def\\(ine-skeleton\\|[^cgv\W]\\w+\\*?\\)\\s-+%s\\(\\s-\\|$\\)"
-"The regexp used by `find-function' to search for a function
-definition. Note it must contain a `%s' at the place where `format'
+ ;; Match things like (defun foo ...), (defmacro foo ...),
+ ;; (define-skeleton foo ...), (define-generic-mode 'foo ...),
+ ;; (define-derived-mode foo ...), (easy-mmode-define-minor-mode foo)
+ "^\\s-*(\\(def\\(ine-skeleton\\|ine-generic-mode\\|ine-derived-mode\\|\
+\[^cgv\W]\\w+\\*?\\)\\|easy-mmode-define-minor-mode\\)\\s-+'?\
+%s\\(\\s-\\|$\\)"
+ "The regexp used by `find-function' to search for a function definition.
+Note it must contain a `%s' at the place where `format'
should insert the function name. The default value avoids `defconst',
`defgroup', `defvar'.
:version "20.3")
(defcustom find-function-source-path nil
- "The default list of directories where find-function searches.
+ "The default list of directories where `find-function' searches.
-If this variable is `nil' then find-function searches `load-path' by
+If this variable is nil then `find-function' searches `load-path' by
default."
:type '(repeat directory)
:group 'find-function)
;;; Functions:
(defun find-function-search-for-symbol (symbol variable-p library)
- "Search for SYMBOL in LIBRARY.
+ "Search for SYMBOL.
If VARIABLE-P is nil, `find-function-regexp' is used, otherwise
-`find-variable-regexp' is used."
+`find-variable-regexp' is used. The search is done in library LIBRARY."
(if (null library)
(error "Don't know where `%s' is defined" symbol))
(save-match-data
(progn
(beginning-of-line)
(cons (current-buffer) (point)))
- (error "Cannot find definition of `%s' in library `%s'"
+ (error "Cannot find definition of `%s' in library `%s'"
symbol library)))
(set-syntax-table syn-table)))))))
;;;###autoload
(defun find-function-noselect (function)
- "Returns a pair (BUFFER . POINT) pointing to the definition of FUNCTION.
+ "Return a pair (BUFFER . POINT) pointing to the definition of FUNCTION.
Finds the Emacs Lisp library containing the definition of FUNCTION
in a buffer and the point of the definition. The buffer is
not selected.
If the file where FUNCTION is defined is not known, then it is
-searched for in `find-function-source-path' if non `nil', otherwise
+searched for in `find-function-source-path' if non nil, otherwise
in `load-path'."
(if (not function)
(error "You didn't specify a function"))
"Read and return an interned symbol, defaulting to the one near point.
If the optional VARIABLE-P is nil, then a function is gotten
-defaulting to the value of the function `function-at-point', otherwise
+defaulting to the value of the function `function-at-point', otherwise
a variable is asked for, with the default coming from
`variable-at-point'."
(let ((symb (funcall (if variable-p
(intern val)))))
(defun find-function-do-it (symbol variable-p switch-fn)
- "Find Emacs Lisp SYMBOL in a buffer and display it with SWITCH-FN.
-If VARIABLE-P is nil, a function definition is searched for, otherwise
+ "Find Emacs Lisp SYMBOL in a buffer and display it.
+If VARIABLE-P is nil, a function definition is searched for, otherwise
a variable definition is searched for. The start of a definition is
centered according to the variable `find-function-recenter-line'.
-See also `find-function-after-hook'.
+See also `find-function-after-hook' It is displayed with function SWITCH-FN.
Point is saved in the buffer if it is one of the current buffers."
(let* ((orig-point (point))
it is one of the current buffers.
The library where FUNCTION is defined is searched for in
-`find-function-source-path', if non `nil', otherwise in `load-path'.
+`find-function-source-path', if non nil, otherwise in `load-path'.
See also `find-function-recenter-line' and `find-function-after-hook'."
(interactive (find-function-read))
(find-function-do-it function nil 'switch-to-buffer))
;;;###autoload
(defun find-function-other-window (function)
- "Find the definition of the function near point in the other window.
+ "Find the definition of FUNCTION near point in the other window.
See `find-function' for more details."
(interactive (find-function-read))
;;;###autoload
(defun find-function-other-frame (function)
- "Find the definition of the function near point in the another frame.
+ "Find the definition of FUNCTION near point in the another frame.
See `find-function' for more details."
(interactive (find-function-read))
;;;###autoload
(defun find-variable-noselect (variable)
- "Returns a pair `(buffer . point)' pointing to the definition of SYMBOL.
+ "Return a pair `(buffer . point)' pointing to the definition of SYMBOL.
Finds the Emacs Lisp library containing the definition of SYMBOL
in a buffer and the point of the definition. The buffer is
not selected.
The library where VARIABLE is defined is searched for in
-`find-function-source-path', if non `nil', otherwise in `load-path'."
+`find-function-source-path', if non nil, otherwise in `load-path'."
(if (not variable)
(error "You didn't specify a variable"))
(let ((library (symbol-file variable)))
it is one of the current buffers.
The library where VARIABLE is defined is searched for in
-`find-function-source-path', if non `nil', otherwise in `load-path'.
+`find-function-source-path', if non nil, otherwise in `load-path'.
See also `find-function-recenter-line' and `find-function-after-hook'."
(interactive (find-function-read 'variable))
(find-function-do-it variable t 'switch-to-buffer))
;;;###autoload
(defun find-variable-other-window (variable)
- "Find the definition of the variable near point in the other window.
+ "Find the definition of VARIABLE near point in the other window.
See `find-variable' for more details."
(interactive (find-function-read 'variable))
;;;###autoload
(defun find-variable-other-frame (variable)
- "Find the definition of the variable near point in the another frame.
+ "Find the definition of VARIABLE near point in the another frame.
See `find-variable' for more details."
(interactive (find-function-read 'variable))
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