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To: address@hidden
From: "Sean O'Rourke" <address@hidden>
Date: Mon, 22 Oct 2007 23:19:41 -0700
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Subject: patch: default argument for find-library
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This patch uses the library name at point as the interactive
default to `find-library' -- `find-variable' and `find-function'
already have analogous defaults.
/s
2007-10-22 Sean O'Rourke <address@hidden>
* emacs-lisp/find-func.el (find-library): use library at
point as default interactive argument.
- --=-=-=
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Index: find-func.el
===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/emacs-lisp/find-func.el,v
retrieving revision 1.82
diff -p -u -w -r1.82 find-func.el
- --- find-func.el 17 Oct 2007 23:49:00 -0000 1.82
+++ find-func.el 23 Oct 2007 06:17:37 -0000
@@ -192,11 +192,21 @@ TYPE should be nil to find a function, o
(defun find-library (library)
"Find the elisp source of LIBRARY."
(interactive
+ (let* ((path (cons (or find-function-source-path load-path)
+ (find-library-suffixes)))
+ (def (if (eq (function-called-at-point) 'require)
+ (save-excursion
+ (backward-up-list)
+ (forward-char)
+ (backward-sexp -2)
+ (thing-at-point 'symbol))
+ (thing-at-point 'symbol))))
+ (when def
+ (setq def (and (locate-file-completion def path 'test) def)))
(list
- - (completing-read "Library name: "
- - 'locate-file-completion
- - (cons (or find-function-source-path load-path)
- - (find-library-suffixes)))))
+ (completing-read (if def (format "Library name (default %s): " def)
+ "Library name: ")
+ 'locate-file-completion path nil nil nil def))))
(let ((buf (find-file-noselect (find-library-name library))))
(condition-case nil (switch-to-buffer buf) (error (pop-to-buffer buf)))))
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