read-cache: avoid allocating every ondisk entry when writing

diff --git a/walker.h b/walker.h
index ea2c363f4ee4fe548dc405afe547d6dd71d76714..a869013e85110a0b64d8fe344c8bd67f5e8f7f09 100644 (file)
--- a/walker.h
+++ b/walker.h
@@ -1,9 +1,11 @@
 #ifndef WALKER_H
 #define WALKER_H
 
+#include "remote.h"
+
 struct walker {
        void *data;
-       int (*fetch_ref)(struct walker *, char *ref, unsigned char *sha1);
+       int (*fetch_ref)(struct walker *, struct ref *ref);
        void (*prefetch)(struct walker *, unsigned char *sha1);
        int (*fetch)(struct walker *, unsigned char *sha1);
        void (*cleanup)(struct walker *);
@@ -17,7 +19,8 @@ struct walker {
 };
 
 /* Report what we got under get_verbosely */
-void walker_say(struct walker *walker, const char *, const char *);
+__attribute__((format (printf, 2, 3)))
+void walker_say(struct walker *walker, const char *fmt, ...);
 
 /* Load pull targets from stdin */
 int walker_targets_stdin(char ***target, const char ***write_ref);