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 ] && x86_header_dir=$1 || x86_header_dir=tools/arch/x86/include/uapi/asm/ 6 7prctl_arch_header=${x86_header_dir}/prctl.h 8 9print_range () { 10 idx=$1 11 prefix=$2 12 first_entry=$3 13 14 printf "#define x86_arch_prctl_codes_%d_offset %s\n" $idx $first_entry 15 printf "static const char *x86_arch_prctl_codes_%d[] = {\n" $idx 16 regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+ARCH_([[:alnum:]_]+)[[:space:]]+(%s[[:xdigit:]]+).*' ${prefix}` 17 fmt="\t[%#x - ${first_entry}]= \"%s\",\n" 18 grep -E -q $regex ${prctl_arch_header} && \ 19 (grep -E $regex ${prctl_arch_header} | \ 20 sed -r "s/$regex/\2 \1/g" | \ 21 xargs printf "$fmt") 22 printf "};\n\n" 23} 24 25print_range 1 0x1 0x1001 26print_range 2 0x2 0x2001 27print_range 3 0x4 0x4001 28