repo: Add option review.URL.uploadtopic support

This patch adds the option to include topic branches by adding the
following to a .gitconfig file:

    uploadtopic = true

This option is only read in when the -t option is not already
specified at the command line.

Change-Id: I0e0eea49438bb4e4a21c2ac5bd498b68b5a9a845
diff --git a/subcmds/ b/subcmds/
index 07bd4d8..69efa10 100644
--- a/subcmds/
+++ b/subcmds/
@@ -103,6 +103,14 @@
     autoupload = true
     autocopy =,
+To add a topic branch whenever uploading a commit, you can set a
+per-project or global Git option to do so. If review.URL.uploadtopic
+is set to "true" then repo will assume you always want the equivalent
+of the -t option to the repo command. If unset or set to "false" then
+repo will make use of only the command line option.
@@ -311,6 +319,11 @@
                     branch.error = 'User aborted'
+        # Check if topic branches should be sent to the server during upload
+        if opt.auto_topic is not True:
+           key = 'review.%s.uploadtopic' %
+           opt.auto_topic = branch.project.config.GetBoolean(key)
         branch.UploadForReview(people, auto_topic=opt.auto_topic)
         branch.uploaded = True
       except UploadError, e: