script/autobuild.py: add support git worktree

.git is not always a directory, with 'git worktree' it's a file.

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit f9374d0a4ecc11acc46884feec28d138accc6dab)

diff --git a/script/autobuild.py b/script/autobuild.py
index f5cf2a85ca091b366aced1918bfa6c01c093823f..890059fe3424c6ad2603aac06a9ed657d129187d 100755 (executable)
--- a/script/autobuild.py
+++ b/script/autobuild.py
@@ -37,7 +37,7 @@ def find_git_root():
     '''get to the top of the git repo'''
     p = os.getcwd()
     while p != '/':
-        if os.path.isdir(os.path.join(p, ".git")):
+        if os.path.exists(os.path.join(p, ".git")):
             return p
         p = os.path.abspath(os.path.join(p, '..'))
     return None