-/* forward declaration for mutually recursive routines */
-static int show_entry(struct tree_entry_list *, int, char *pathbuf);
-
-static int show_children(struct tree_entry_list *e, int level, char *pathbuf)
-{
- int oldlen = strlen(pathbuf);
-
- if (e != &root_entry)
- sprintf(pathbuf + oldlen, "%s/", e->name);
-
- if (prepare_children(e))
- die("internal error: ls-tree show_children called with non tree");
- e = e->item.tree->entries;
- while (e) {
- show_entry(e, level, pathbuf);
- e = e->next;
- }
-
- pathbuf[oldlen] = '\0';
-
- return 0;
-}
-
-static int show_entry(struct tree_entry_list *e, int level, char *pathbuf)
-{
- int err = 0;
-
- if (e != &root_entry) {
- int pathlen = strlen(pathbuf);
- printf("%06o %s %s ",
- e->mode, entry_type(e), entry_hex(e));
- write_name_quoted(pathbuf, pathlen, e->name,
- line_termination, stdout);
- putchar(line_termination);
- }
-
- if (e->directory) {
- /* If this is a directory, we have the following cases:
- * (1) This is the top-level request (explicit path from the
- * command line, or "root" if there is no command line).
- * a. Without any flag. We show direct children. We do not
- * recurse into them.
- * b. With -r. We do recurse into children.
- * c. With -d. We do not recurse into children.
- * (2) We came here because our caller is either (1-a) or
- * (1-b).
- * a. Without any flag. We do not show our children (which
- * are grandchildren for the original request).
- * b. With -r. We continue to recurse into our children.
- * c. With -d. We should not have come here to begin with.
- */
- if (level == 0 && !(ls_options & LS_TREE_ONLY))
- /* case (1)-a and (1)-b */
- err = err | show_children(e, level+1, pathbuf);
- else if (level && ls_options & LS_RECURSIVE)
- /* case (2)-b */
- err = err | show_children(e, level+1, pathbuf);
- }
- return err;
-}
-
-static int list_one(const char *path)
-{
- int err = 0;
- char pathbuf[MAXPATHLEN + 1];
- struct tree_entry_list *e = find_entry(path, pathbuf);
- if (!e) {
- /* traditionally ls-tree does not complain about
- * missing path. We may change this later to match
- * what "/bin/ls -a" does, which is to complain.
- */
- return err;
- }
- err = err | show_entry(e, 0, pathbuf);
- return err;
-}
-
-static int list(const char **path)
-{
- int i;
- int err = 0;
- for (i = 0; path[i]; i++)
- err = err | list_one(path[i]);
- return err;
-}
-
-static const char ls_tree_usage[] =
- "git-ls-tree [-d] [-r] [-z] <tree-ish> [path...]";
-