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#!/bin/sh
# Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <[email protected]>
# SPDX-License-Identifier: LGPL-2.1
[ $# -eq 1 ] && x86_header_dir=$1 || x86_header_dir=tools/arch/x86/include/uapi/asm/
prctl_arch_header=${x86_header_dir}/prctl.h
print_range () {
local idx=$1
local prefix=$2
local first_entry=$3
printf "#define x86_arch_prctl_codes_%d_offset %s\n" $idx $first_entry
printf "static const char *x86_arch_prctl_codes_%d[] = {\n" $idx
regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+ARCH_([[:alnum:]_]+)[[:space:]]+(%s[[:xdigit:]]+).*' ${prefix}`
fmt="\t[%#x - ${first_entry}]= \"%s\",\n"
egrep -q $regex ${prctl_arch_header} && \
(egrep $regex ${prctl_arch_header} | \
sed -r "s/$regex/\2 \1/g" | \
xargs printf "$fmt")
printf "};\n\n"
}
print_range 1 0x1 0x1001
print_range 2 0x2 0x2001