Merge branch 'separate-git-dir' of https://github.com/niyaton/GitPython into niyaton-separate-git-dir

Conflicts:
	git/repo/base.py

2 files changed, 18 insertions, 2 deletions

diff --git a/git/repo/base.py b/git/repo/base.py
index a5bbaa64..a111d643 100644
--- a/git/repo/base.py
+++ b/git/repo/base.py
@@ -36,7 +36,8 @@ from fun import (
                     is_git_dir,
                     find_git_dir,
                     touch
-                )
+					read_gitfile,
+				)
 
 import os
 import sys
@@ -52,7 +53,6 @@ __all__ = ('Repo', )
 
 
 class Repo(object):
-
     """Represents a git repository and allows you to query references,
     gather commit information, generate diffs, create and clone repositories query
     the log.
@@ -117,6 +117,11 @@ class Repo(object):
                 self.git_dir = gitpath
                 self._working_tree_dir = curpath
                 break
+            gitpath = read_gitfile(gitpath)
+            if gitpath:
+                self.git_dir = gitpath
+                self._working_tree_dir = curpath
+                break
             curpath, dummy = os.path.split(curpath)
             if not dummy:
                 break
diff --git a/git/repo/fun.py b/git/repo/fun.py
index 9dfc00ea..f5abc27a 100644
--- a/git/repo/fun.py
+++ b/git/repo/fun.py
@@ -45,6 +45,17 @@ def find_git_dir(d):
             return find_git_dir(d)
     return None
 
+def read_gitfile(f):
+	""" This is taken from the git setup.c:read_gitfile function.
+	:return gitdir path or None if gitfile is invalid."""
+	
+	if not isfile(f):
+		return None
+	line = open(f, 'r').readline().rstrip()
+	if line[0:8] != 'gitdir: ':
+		return None
+	path = os.path.realpath(line[8:])
+	return path if is_git_dir(path) else None
 
 def short_to_long(odb, hexsha):
     """:return: long hexadecimal sha1 from the given less-than-40 byte hexsha