return get_short_sha1(name, len, sha1, 0);
}
-static int get_tree_entry(const unsigned char *, const char *, unsigned char *, unsigned *);
-
-static int find_tree_entry(struct tree_desc *t, const char *name, unsigned char *result, unsigned *mode)
-{
- int namelen = strlen(name);
- while (t->size) {
- const char *entry;
- const unsigned char *sha1;
- int entrylen, cmp;
-
- sha1 = tree_entry_extract(t, &entry, mode);
- update_tree_entry(t);
- entrylen = strlen(entry);
- if (entrylen > namelen)
- continue;
- cmp = memcmp(name, entry, entrylen);
- if (cmp > 0)
- continue;
- if (cmp < 0)
- break;
- if (entrylen == namelen) {
- memcpy(result, sha1, 20);
- return 0;
- }
- if (name[entrylen] != '/')
- continue;
- if (!S_ISDIR(*mode))
- break;
- if (++entrylen == namelen) {
- memcpy(result, sha1, 20);
- return 0;
- }
- return get_tree_entry(sha1, name + entrylen, result, mode);
- }
- return -1;
-}
-
-static int get_tree_entry(const unsigned char *tree_sha1, const char *name, unsigned char *sha1, unsigned *mode)
-{
- int retval;
- void *tree;
- struct tree_desc t;
-
- tree = read_object_with_reference(tree_sha1, tree_type, &t.size, NULL);
- if (!tree)
- return -1;
- t.buf = tree;
- retval = find_tree_entry(&t, name, sha1, mode);
- free(tree);
- return retval;
-}
-
/*
* This is like "get_sha1_basic()", except it allows "sha1 expressions",
* notably "xyz^" for "parent of xyz"