reachable.hon commit branch: correctly reject refs/heads/{-dash,HEAD} (a625b09)
   1#ifndef REACHEABLE_H
   2#define REACHEABLE_H
   3
   4struct progress;
   5extern int add_unseen_recent_objects_to_traversal(struct rev_info *revs,
   6                                                  timestamp_t timestamp);
   7extern void mark_reachable_objects(struct rev_info *revs, int mark_reflog,
   8                                   timestamp_t mark_recent, struct progress *);
   9
  10#endif