git-svn: avoid warning on undef readline()

diff --git a/cache.h b/cache.h
index 1604e2987852ce54fa1b27067d8f5decde4c292d..2cfb1cab6673ef8f26b8f59b72902c7083a4f101 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -1602,7 +1602,15 @@ struct object_info {
                } packed;
        } u;
 };
+
+/*
+ * Initializer for a "struct object_info" that wants no items. You may
+ * also memset() the memory to all-zeroes.
+ */
+#define OBJECT_INFO_INIT {NULL}
+
 extern int sha1_object_info_extended(const unsigned char *, struct object_info *, unsigned flags);
+extern int packed_object_info(struct packed_git *pack, off_t offset, struct object_info *);
 
 /* Dumb servers support */
 extern int update_server_info(int);