tree_entry(): new tree-walking helper function

diff --git a/builtin-rev-list.c b/builtin-rev-list.c
index 6e2b898cca7213d4c49e38bb431ac85ddea0e062..17c04b962d82701ee6fd17ad15e368e1c283af25 100644 (file)
--- a/builtin-rev-list.c
+++ b/builtin-rev-list.c
@@ -114,6 +114,7 @@ static struct object_list **process_tree(struct tree *tree,
 {
        struct object *obj = &tree->object;
        struct tree_desc desc;
+       struct name_entry entry;
        struct name_path me;
 
        if (!revs.tree_objects)
@@ -132,18 +133,11 @@ static struct object_list **process_tree(struct tree *tree,
        desc.buf = tree->buffer;
        desc.size = tree->size;
 
-       while (desc.size) {
-               unsigned mode;
-               const char *name;
-               const unsigned char *sha1;
-
-               sha1 = tree_entry_extract(&desc, &name, &mode);
-               update_tree_entry(&desc);
-
-               if (S_ISDIR(mode))
-                       p = process_tree(lookup_tree(sha1), p, &me, name);
+       while (tree_entry(&desc, &entry)) {
+               if (S_ISDIR(entry.mode))
+                       p = process_tree(lookup_tree(entry.sha1), p, &me, name);
                else
-                       p = process_blob(lookup_blob(sha1), p, &me, name);
+                       p = process_blob(lookup_blob(entry.sha1), p, &me, name);
        }
        free(tree->buffer);
        tree->buffer = NULL;