1#!/bin/sh
2# Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
3# SPDX-License-Identifier: LGPL-2.1
4
5[ $# -eq 1 ] && header_dir=$1 || header_dir=tools/include/uapi/linux/
6
7fs_header=${header_dir}/fs.h
8
9printf "static const char *rename_flags[] = {\n"
10regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+RENAME_([[:alnum:]_]+)[[:space:]]+\(1[[:space:]]*<<[[:space:]]*([[:xdigit:]]+)[[:space:]]*\)[[:space:]]*.*'
11grep -E -q $regex ${fs_header} && \
12(grep -E $regex ${fs_header} | \
13	sed -r "s/$regex/\2 \1/g"	| \
14	xargs printf "\t[%d + 1] = \"%s\",\n")
15printf "};\n"
16