Function dir_clear

dir.c:3546–3581

* Frees memory within dir which was allocated, and resets fields for further * use. Does not free dir itself. */

 * use.  Does not free dir itself.
 */
void dir_clear(struct dir_struct *dir)
{
	int i, j;
	struct exclude_list_group *group;
	struct pattern_list *pl;
	struct exclude_stack *stk;
	struct dir_struct new = DIR_INIT;

	for (i = EXC_CMDL; i <= EXC_FILE; i++) {
		group = &dir->internal.exclude_list_group[i];
		for (j = 0; j < group->nr; j++) {
			pl = &group->pl[j];
			if (i == EXC_DIRS)
				free((char *)pl->src);
			clear_pattern_list(pl);
		}
		free(group->pl);
	}

	for (i = 0; i < dir->ignored_nr; i++)
		free(dir->ignored[i]);
	for (i = 0; i < dir->nr; i++)
		free(dir->entries[i]);
	free(dir->ignored);
	free(dir->entries);

	stk = dir->internal.exclude_stack;
	while (stk) {
		struct exclude_stack *prev = stk->prev;
		free(stk);
		stk = prev;
	}
	strbuf_release(&dir->internal.basebuf);

	memcpy(dir, &new, sizeof(*dir));
}

struct ondisk_untracked_cache {
	struct stat_data info_exclude_stat;