From: Thien-Thi Nguyen <ttn@gnuvola.org>
Date: Wed, 20 Feb 2008 18:11:15 +0000 (+0000)
Subject: Explain vc-BACKEND-root in Commentary; nfc.
X-Git-Tag: emacs-pretest-23.0.90~7831
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=f4263e475d6e32f25365e63b0ca44823a0e13599;p=emacs.git

Explain vc-BACKEND-root in Commentary; nfc.
---

diff --git a/lisp/vc.el b/lisp/vc.el
index 3376113711a..1af8bfc80c0 100644
--- a/lisp/vc.el
+++ b/lisp/vc.el
@@ -465,6 +465,12 @@
 ;;
 ;; MISCELLANEOUS
 ;;
+;; - root (dir)
+;;
+;;   Return DIR's "root" directory, that is, a parent directory of
+;;   DIR for which the same backend as used for DIR applies.  If no
+;;   such parent exists, this function should return DIR.
+;;
 ;; - make-version-backups-p (file)
 ;;
 ;;   Return non-nil if unmodified repository revisions of FILE should be