typedef int each_ref_fn(const char *refname, const unsigned char *sha1, int flags, void *cb_data);
extern int head_ref(each_ref_fn, void *);
extern int for_each_ref(each_ref_fn, void *);
+extern int for_each_ref_in(const char *, each_ref_fn, void *);
extern int for_each_tag_ref(each_ref_fn, void *);
extern int for_each_branch_ref(each_ref_fn, void *);
extern int for_each_remote_ref(each_ref_fn, void *);
+/* can be used to learn about broken ref and symref */
+extern int for_each_rawref(each_ref_fn, void *);
+
+extern void warn_dangling_symref(const char *msg_fmt, const char *refname);
+
/*
* Extra refs will be listed by for_each_ref() before any actual refs
* for the duration of this process or until clear_extra_refs() is
#define CHECK_REF_FORMAT_WILDCARD (-3)
extern int check_ref_format(const char *target);
+extern const char *prettify_refname(const char *refname);
+extern char *shorten_unambiguous_ref(const char *ref, int strict);
+
/** rename ref, return 0 on success **/
extern int rename_ref(const char *oldref, const char *newref, const char *logmsg);