#define INDEX_ENVIRONMENT "GIT_INDEX_FILE"
#define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE"
+extern int is_bare_git_dir(const char *dir);
extern const char *get_git_dir(void);
extern char *get_object_directory(void);
extern char *get_refs_directory(void);
unsigned long approxidate(const char *);
extern int setup_ident(void);
+extern void ignore_missing_committer_name();
extern const char *git_author_info(int);
extern const char *git_committer_info(int);