Start of "git-send-pack", the local part of sending off a pack

diff --git a/tree.h b/tree.h
index 1383beb2bf11f66bc34246acc5d843866ae680c9..74fe09d7634661d208f88536cf831c3858766450 100644 (file)
--- a/tree.h
+++ b/tree.h
@@ -16,6 +16,7 @@ struct tree_entry_list {
                struct tree *tree;
                struct blob *blob;
        } item;
+       struct tree_entry_list *parent;
 };
 
 struct tree {
@@ -23,7 +24,7 @@ struct tree {
        struct tree_entry_list *entries;
 };
 
-struct tree *lookup_tree(unsigned char *sha1);
+struct tree *lookup_tree(const unsigned char *sha1);
 
 int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size);