refs: move resolve_ref_unsafe into common code

[thirdparty/git.git] / refs / refs-internal.h

diff --git a/refs/refs-internal.h b/refs/refs-internal.h
index 92aae80c213253df2aa7e162f016c56e99cd2f6e..3a4f634cb4f234806ed61e7977fc57b04baddf7c 100644 (file)
--- a/refs/refs-internal.h
+++ b/refs/refs-internal.h
@@ -197,6 +197,8 @@ const char *find_descendant_ref(const char *dirname,
 
 int rename_ref_available(const char *oldname, const char *newname);
 
+/* We allow "recursive" symbolic refs. Only within reason, though */
+#define SYMREF_MAXDEPTH 5
 
 /* Include broken references in a do_for_each_ref*() iteration: */
 #define DO_FOR_EACH_INCLUDE_BROKEN 0x01
@@ -206,4 +208,8 @@ int rename_ref_available(const char *oldname, const char *newname);
  */
 int do_for_each_ref(const char *submodule, const char *base,
                    each_ref_fn fn, int trim, int flags, void *cb_data);
+
+int read_raw_ref(const char *refname, unsigned char *sha1,
+                struct strbuf *symref, unsigned int *flags);
+
 #endif /* REFS_REFS_INTERNAL_H */