sync: add multi-manifest supportv2.26

With this change, partial syncs (sync with a project list) are again
supported.

If the updated manifest includes new sub manifests, download them
inheriting options from the parent manifestProject.

Change-Id: Id952f85df2e26d34e38b251973be26434443ff56
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/334819
Reviewed-by: Mike Frysinger <vapier@google.com>
Tested-by: LaMont Jones <lamontjones@google.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/main.py b/main.py
index 34dfb777..c54f9281 100755
--- a/main.py
+++ b/main.py
@@ -294,8 +294,7 @@ class _Repo(object):
       cmd.ValidateOptions(copts, cargs)
 
       this_manifest_only = copts.this_manifest_only
-      # If not specified, default to using the outer manifest.
-      outer_manifest = copts.outer_manifest is not False
+      outer_manifest = copts.outer_manifest
       if cmd.MULTI_MANIFEST_SUPPORT or this_manifest_only:
         result = cmd.Execute(copts, cargs)
       elif outer_manifest and repo_client.manifest.is_submanifest: