Enable use of REPO_CONFIG_DIR to customize .repoconfig location

For use cases with multiple instances of repo, eg some CI environments.

Bug: https://crbug.com/gerrit/15803
Change-Id: I65c1cfc8f6a98adfeb5efefc7ac6b45bf8e134de
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/356719
Tested-by: Gavin Mak <gavinmak@google.com>
Reviewed-by: Mike Frysinger <vapier@google.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/repo b/repo
index 8030afbd..ce3df054 100755
--- a/repo
+++ b/repo
@@ -149,7 +149,7 @@ if not REPO_REV:
 BUG_URL = 'https://bugs.chromium.org/p/gerrit/issues/entry?template=Repo+tool+issue'
 
 # increment this whenever we make important changes to this script
-VERSION = (2, 30)
+VERSION = (2, 32)
 
 # increment this if the MAINTAINER_KEYS block is modified
 KEYRING_VERSION = (2, 3)
@@ -265,7 +265,8 @@ else:
   urllib.error = urllib2
 
 
-home_dot_repo = os.path.expanduser('~/.repoconfig')
+repo_config_dir = os.getenv('REPO_CONFIG_DIR', os.path.expanduser('~'))
+home_dot_repo = os.path.join(repo_config_dir, '.repoconfig')
 gpg_dir = os.path.join(home_dot_repo, 'gnupg')