Subject: Re: [PATCH] fsck: warn about ".git" in trees

From: Torsten Bögershausen <[email-masked]>
Date: Fri, 30 Nov 2012 20:50:41 +0100

> Having a ".git" entry inside a tree can cause confusing
> results on checkout. At the top-level, you could not
> checkout such a tree, as it would complain about overwriting
> the real ".git" directory. In a subdirectory, you might
> check it out, but performing operations in the subdirectory
> would confusingly consider the in-tree ".git" directory as
> the repository.
[snip]
> +	int has_dotgit = 0;

Name like "." or ".." are handled as directories by the OS.

".git" could be a file or a directory, at least in theory,
and from the OS point of view,
but we want to have this as a reserved name.

Looking at bad directory names, which gives trouble when checking out:

Should we check for "/" or "../blabla" as well?