Extend "checkout --track" DWIM to support more cases

diff --git a/cache.h b/cache.h
index 928ae9f148dae6361b6300aea9e76f22e0c23e60..a097a959bd4279e61eebd4f20589d337c8ec977b 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -451,6 +451,7 @@ enum safe_crlf {
 extern enum safe_crlf safe_crlf;
 
 enum branch_track {
+       BRANCH_TRACK_UNSPECIFIED = -1,
        BRANCH_TRACK_NEVER = 0,
        BRANCH_TRACK_REMOTE,
        BRANCH_TRACK_ALWAYS,