patman: Allow setting a git directory when sending

Support specifying the git-directory when creating and sending patches.
This will allow better testing of this functionality, since we can use a
test directory.

For count_commits_to_branch() support an end commit while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 4 insertions, 3 deletions

diff --git a/tools/patman/patchstream.py b/tools/patman/patchstream.py
index 3ec06a6b5f5..5691ee4b3c1 100644
--- a/tools/patman/patchstream.py
+++ b/tools/patman/patchstream.py
@@ -754,7 +754,7 @@ def get_metadata_for_list(commit_range, git_dir=None, count=None,
     pst.finalise()
     return series
 
-def get_metadata(branch, start, count):
+def get_metadata(branch, start, count, git_dir=None):
     """Reads out patch series metadata from the commits
 
     This does a 'git log' on the relevant commits and pulls out the tags we
@@ -769,8 +769,9 @@ def get_metadata(branch, start, count):
         Series: Object containing information about the commits.
     """
     top = f"{branch if branch else 'HEAD'}~{start}"
-    series = get_metadata_for_list(top, None, count)
-    series.base_commit = commit.Commit(gitutil.get_hash(f'{top}~{count}'))
+    series = get_metadata_for_list(top, git_dir, count)
+    series.base_commit = commit.Commit(
+        gitutil.get_hash(f'{top}~{count}', git_dir))
     series.branch = branch or gitutil.get_branch()
     series.top = top
     return series