reachable.hon commit run-command: call run_command_v_opt_cd_env() instead of duplicating it (41e9bad)
   1#ifndef REACHEABLE_H
   2#define REACHEABLE_H
   3
   4struct progress;
   5extern void mark_reachable_objects(struct rev_info *revs, int mark_reflog, struct progress *);
   6
   7#endif