builtins.fetchgit: Support importing a working tree

For example, you can write

  src = fetchgit ./.;

and if ./. refers to an unclean working tree, that tree will be copied
to the Nix store. This removes the need for "cleanSource".

1 files changed, 0 insertions, 2 deletions

diff --git a/src/libutil/hash.hh b/src/libutil/hash.hh
index d83049b02368..fd7a61df8e46 100644
--- a/src/libutil/hash.hh
+++ b/src/libutil/hash.hh
@@ -93,8 +93,6 @@ Hash hashFile(HashType ht, const Path & path);
 
 /* Compute the hash of the given path.  The hash is defined as
    (essentially) hashString(ht, dumpPath(path)). */
-struct PathFilter;
-extern PathFilter defaultPathFilter;
 typedef std::pair<Hash, unsigned long long> HashResult;
 HashResult hashPath(HashType ht, const Path & path,
     PathFilter & filter = defaultPathFilter);