builtin-read-tree.c: avoid tree_entry_list in prime_cache_tree_rec()

Use the raw tree walker instead.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-read-tree.c b/builtin-read-tree.c
index 5e513c85caee73d96a6efe862400e88ca43d717d..67492bfb45dda43ef3d5e943dc65e10558851f4e 100644 (file)
--- a/builtin-read-tree.c
+++ b/builtin-read-tree.c
@@ -9,6 +9,7 @@
 
 #include "object.h"
 #include "tree.h"
+#include "tree-walk.h"
 #include "cache-tree.h"
 #include <sys/time.h>
 #include <signal.h>
@@ -775,19 +776,28 @@ static int read_cache_unmerged(void)
 
 static void prime_cache_tree_rec(struct cache_tree *it, struct tree *tree)
 {
-       struct tree_entry_list *ent;
+       struct tree_desc desc;
        int cnt;
 
        memcpy(it->sha1, tree->object.sha1, 20);
-       for (cnt = 0, ent = tree->entries; ent; ent = ent->next) {
-               if (!ent->directory)
+       desc.buf = tree->buffer;
+       desc.size = tree->size;
+       cnt = 0;
+       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))
                        cnt++;
                else {
                        struct cache_tree_sub *sub;
-                       struct tree *subtree = lookup_tree(ent->sha1);
+                       struct tree *subtree = lookup_tree(sha1);
                        if (!subtree->object.parsed)
                                parse_tree(subtree);
-                       sub = cache_tree_sub(it, ent->name);
+                       sub = cache_tree_sub(it, name);
                        sub->cache_tree = cache_tree();
                        prime_cache_tree_rec(sub->cache_tree, subtree);
                        cnt += sub->cache_tree->entry_count;