+enum path_treatment {
+ path_ignored,
+ path_handled,
+ path_recurse,
+};
+
+static enum path_treatment treat_one_path(struct dir_struct *dir,
+ char *path, int *len,
+ const struct path_simplify *simplify,
+ int dtype, struct dirent *de)
+{
+ int exclude = excluded(dir, path, &dtype);
+ if (exclude && (dir->flags & DIR_COLLECT_IGNORED)
+ && in_pathspec(path, *len, simplify))
+ dir_add_ignored(dir, path, *len);
+
+ /*
+ * Excluded? If we don't explicitly want to show
+ * ignored files, ignore it
+ */
+ if (exclude && !(dir->flags & DIR_SHOW_IGNORED))
+ return path_ignored;
+
+ if (dtype == DT_UNKNOWN)
+ dtype = get_dtype(de, path, *len);
+
+ /*
+ * Do we want to see just the ignored files?
+ * We still need to recurse into directories,
+ * even if we don't ignore them, since the
+ * directory may contain files that we do..
+ */
+ if (!exclude && (dir->flags & DIR_SHOW_IGNORED)) {
+ if (dtype != DT_DIR)
+ return path_ignored;
+ }
+
+ switch (dtype) {
+ default:
+ return path_ignored;
+ case DT_DIR:
+ memcpy(path + *len, "/", 2);
+ (*len)++;
+ switch (treat_directory(dir, path, *len, simplify)) {
+ case show_directory:
+ if (exclude != !!(dir->flags
+ & DIR_SHOW_IGNORED))
+ return path_ignored;
+ break;
+ case recurse_into_directory:
+ return path_recurse;
+ case ignore_directory:
+ return path_ignored;
+ }
+ break;
+ case DT_REG:
+ case DT_LNK:
+ break;
+ }
+ return path_handled;
+}
+
+static enum path_treatment treat_path(struct dir_struct *dir,
+ struct dirent *de,
+ char *path, int path_max,
+ int baselen,
+ const struct path_simplify *simplify,
+ int *len)
+{
+ int dtype;
+
+ if (is_dot_or_dotdot(de->d_name) || !strcmp(de->d_name, ".git"))
+ return path_ignored;
+ *len = strlen(de->d_name);
+ /* Ignore overly long pathnames! */
+ if (*len + baselen + 8 > path_max)
+ return path_ignored;
+ memcpy(path + baselen, de->d_name, *len + 1);
+ *len += baselen;
+ if (simplify_away(path, *len, simplify))
+ return path_ignored;
+
+ dtype = DTYPE(de);
+ return treat_one_path(dir, path, len, simplify, dtype, de);
+}
+