struct cache_entry;
struct index_state;
-int index_dir_exists(struct index_state *istate, const char *name, int namelen);
+
+int index_dir_find(struct index_state *istate, const char *name, int namelen,
+ struct strbuf *canonical_path);
+
+#define index_dir_exists(i, n, l) index_dir_find((i), (n), (l), NULL)
+
void adjust_dirname_case(struct index_state *istate, char *name);
struct cache_entry *index_file_exists(struct index_state *istate, const char *name, int namelen, int igncase);