Some fixes for vc-ignore.

* lisp/vc/vc.el (vc-ignore): Rewrite.
(vc-default-ignore): New function.
(vc-default-ignore-completion-table): Use find-ignore-file.

* lisp/vc/vc-bzr.el (vc-bzr-ignore, vc-bzr-ignore-completion-table):
* lisp/vc/vc-git.el (vc-git-ignore, vc-git-ignore-completion-table):
* lisp/vc/vc-hg.el (vc-hg-ignore, vc-hg-ignore-completion-table):
Remove.  Most code moved to vc.el.

* doc/emacs/maintaining.texi (VC Ignore): Mention `vc-ignore' with prefix argument.

2 files changed, 12 insertions, 6 deletions

diff --git a/doc/emacs/ChangeLog b/doc/emacs/ChangeLog
index ad411e44ba6..73de1ce2920 100644
--- a/doc/emacs/ChangeLog
+++ b/doc/emacs/ChangeLog
@@ -1,3 +1,7 @@
+2013-09-04  Xue Fuqiao  <xfq.free@gmail.com>
+
+        * maintaining.texi (VC Ignore): Mention `vc-ignore' with prefix argument.
+
 2013-07-31  Eli Zaretskii  <eliz@gnu.org>
 
         * emacs.texi (Top): Remove menu item for the removed "Disabling
diff --git a/doc/emacs/maintaining.texi b/doc/emacs/maintaining.texi
index 553375442d5..4a61db5509b 100644
--- a/doc/emacs/maintaining.texi
+++ b/doc/emacs/maintaining.texi
@@ -1043,12 +1043,14 @@ Ignore a file under current version control system.  (@code{vc-ignore}).
 
 @kindex C-x v G
 @findex vc-ignore
-  Many source trees contain some files that do not need to be versioned,
-such as editor backups, object or bytecode files, and built programs.
-You can simply not add them, but then they’ll always crop up as
-unknown files.  You can also tell the version control system to ignore
-these files by adding them to the ignore file at the top of the tree.
-@kbd{C-x v G} (@code{vc-ignore}) can help you do this.
+  Many source trees contain some files that do not need to be
+versioned, such as editor backups, object or bytecode files, and built
+programs.  You can simply not add them, but then they’ll always crop
+up as unknown files.  You can also tell the version control system to
+ignore these files by adding them to the ignore file at the top of the
+tree.  @kbd{C-x v G} (@code{vc-ignore}) can help you do this.  When
+called with a prefix argument, you can remove a file from the ignored
+file list.
 
 @node VC Directory Mode
 @subsection VC Directory Mode