27 lines · bash
1#!/bin/sh2# SPDX-License-Identifier: LGPL-2.13 4if [ $# -ne 1 ] ; then5 beauty_uapi_linux_dir=tools/perf/trace/beauty/include/uapi/linux/6else7 beauty_uapi_linux_dir=$18fi9 10linux_fcntl=${beauty_uapi_linux_dir}/fcntl.h11 12printf "static const char *fs_at_flags[] = {\n"13regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+AT_([^_]+[[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*'14# AT_EACCESS is only meaningful to faccessat, so we will special case it there...15# AT_STATX_SYNC_TYPE is not a bit, its a mask of AT_STATX_SYNC_AS_STAT, AT_STATX_FORCE_SYNC and AT_STATX_DONT_SYNC16# AT_HANDLE_FID and AT_HANDLE_MNT_ID_UNIQUE are reusing values and are valid only for name_to_handle_at()17# AT_RENAME_NOREPLACE reuses 0x1 and is valid only for renameat2()18grep -E $regex ${linux_fcntl} | \19 grep -v AT_EACCESS | \20 grep -v AT_STATX_SYNC_TYPE | \21 grep -v AT_HANDLE_FID | \22 grep -v AT_HANDLE_MNT_ID_UNIQUE | \23 grep -v AT_RENAME_NOREPLACE | \24 sed -r "s/$regex/\2 \1/g" | \25 xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n"26printf "};\n"27