is_dup_ref(): extract function from sort_ref_array()

diff --git a/cache.h b/cache.h
index 15c619d1619f1e807f1f8a143db2b047fc418905..e1644b103d5399826b4d34e90c622cbca1fb821a 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -831,7 +831,9 @@ static inline int get_sha1_with_context(const char *str, unsigned char *sha1, st
 extern int get_sha1_hex(const char *hex, unsigned char *sha1);
 
 extern char *sha1_to_hex(const unsigned char *sha1);   /* static buffer result! */
-extern int read_ref(const char *filename, unsigned char *sha1);
+extern int read_ref_full(const char *refname, unsigned char *sha1,
+                        int reading, int *flags);
+extern int read_ref(const char *refname, unsigned char *sha1);
 
 /*
  * Resolve a reference, recursively following symbolic refererences.
@@ -863,7 +865,7 @@ extern int read_ref(const char *filename, unsigned char *sha1);
  *
  * errno is sometimes set on errors, but not always.
  */
-extern const char *resolve_ref(const char *ref, unsigned char *sha1, int reading, int *flag);
+extern const char *resolve_ref(const char *refname, unsigned char *sha1, int reading, int *flag);
 
 extern int dwim_ref(const char *str, int len, unsigned char *sha1, char **ref);
 extern int dwim_log(const char *str, int len, unsigned char *sha1, char **ref);
@@ -872,7 +874,7 @@ extern int get_sha1_mb(const char *str, unsigned char *sha1);
 
 extern int refname_match(const char *abbrev_name, const char *full_name, const char **rules);
 extern const char *ref_rev_parse_rules[];
-extern const char *ref_fetch_rules[];
+#define ref_fetch_rules ref_rev_parse_rules
 
 extern int create_symref(const char *ref, const char *refs_heads_master, const char *logmsg);
 extern int validate_headref(const char *ref);