bug#3807: 23.1.50; vc-dir ignores .gitignore

[Dan Nicolaescu]

Helmut Eller <eller.helmut@gmail.com> writes:

  > I use git to manage some files (.emacs, .bashrc etc.) in my home
  > directory and hg for a project in a directory named ~/lisp/slime/.
  > I have both, a ~/.git and a ~/lisp/slime/.hg directory
  > and my ~/.gitignore contains a line with: lisp* 
  > 
  > However when I invoke C-x v d on ~/lisp/slime, a buffer
  > pops up with the first (wrong) line:  VC backend : Git
  > and lists most of the files from the ~/lisp/slime directory
  > as "unregistered".  Obviously, I would prefer to use the hg backend
  > for the ~/lisp/slime directory.
  > 
  > On the other hand: if I open a file in ~/lisp/slime the modeline
  > correctly displays hg and commands like C-x v l or C-x v = correctly 
  > use the hg backend.

There's a generic workaround for problems like this: use
C-u C-x v d 
to start vc-dir, it will prompt for the VC backend to use.