Remove "pathlen" from "struct name_entry"

[thirdparty/git.git] / tree-walk.c

diff --git a/tree-walk.c b/tree-walk.c
index 14cc5aea6c4eefbf4b0fa9c72ccb70ec550b44b4..1869baede56da54f964e4300d0b4148e66999cab 100644 (file)
--- a/tree-walk.c
+++ b/tree-walk.c
@@ -20,8 +20,8 @@ void *fill_tree_descriptor(struct tree_desc *desc, const unsigned char *sha1)
 static int entry_compare(struct name_entry *a, struct name_entry *b)
 {
        return base_name_compare(
-                       a->path, a->pathlen, a->mode,
-                       b->path, b->pathlen, b->mode);
+                       a->path, tree_entry_len(a->path, a->sha1), a->mode,
+                       b->path, tree_entry_len(b->path, b->sha1), b->mode);
 }
 
 static void entry_clear(struct name_entry *a)
@@ -32,7 +32,6 @@ static void entry_clear(struct name_entry *a)
 static void entry_extract(struct tree_desc *t, struct name_entry *a)
 {
        a->sha1 = tree_entry_extract(t, &a->path, &a->mode);
-       a->pathlen = strlen(a->path);
 }
 
 void update_tree_entry(struct tree_desc *desc)
@@ -93,7 +92,6 @@ int tree_entry(struct tree_desc *desc, struct name_entry *entry)
 
        entry->path = path;
        len = strlen(path);
-       entry->pathlen = len;
 
        path += len + 1;
        entry->sha1 = (const unsigned char *) path;
@@ -113,7 +111,6 @@ void traverse_trees(int n, struct tree_desc *t, const char *base, traverse_callb
        struct name_entry *entry = xmalloc(n*sizeof(*entry));
 
        for (;;) {
-               struct name_entry entry[3];
                unsigned long mask = 0;
                int i, last;
 
@@ -170,7 +167,7 @@ static int find_tree_entry(struct tree_desc *t, const char *name, unsigned char
 
                sha1 = tree_entry_extract(t, &entry, mode);
                update_tree_entry(t);
-               entrylen = strlen(entry);
+               entrylen = tree_entry_len(entry, sha1);
                if (entrylen > namelen)
                        continue;
                cmp = memcmp(name, entry, entrylen);
@@ -200,10 +197,17 @@ int get_tree_entry(const unsigned char *tree_sha1, const char *name, unsigned ch
        int retval;
        void *tree;
        struct tree_desc t;
+       unsigned char root[20];
 
-       tree = read_object_with_reference(tree_sha1, tree_type, &t.size, NULL);
+       tree = read_object_with_reference(tree_sha1, tree_type, &t.size, root);
        if (!tree)
                return -1;
+
+       if (name[0] == '\0') {
+               hashcpy(sha1, root);
+               return 0;
+       }
+
        t.buf = tree;
        retval = find_tree_entry(&t, name, sha1, mode);
        free(tree);