1#!/bin/sh 2# SPDX-License-Identifier: LGPL-2.1 3 4if [ $# -ne 2 ] ; then 5 [ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/` 6 asm_header_dir=tools/include/uapi/asm-generic 7 arch_header_dir=tools/arch/${hostarch}/include/uapi/asm 8else 9 asm_header_dir=$1 10 arch_header_dir=$2 11fi 12 13common_mman=${asm_header_dir}/mman-common.h 14arch_mman=${arch_header_dir}/mman.h 15 16prefix="PROT" 17 18printf "static const char *mmap_prot[] = {\n" 19regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+%s_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*' ${prefix}` 20([ ! -f ${arch_mman} ] || egrep -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.*' ${arch_mman}) && 21(egrep $regex ${common_mman} | \ 22 egrep -vw PROT_NONE | \ 23 sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \ 24 xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n") 25[ -f ${arch_mman} ] && egrep -q $regex ${arch_mman} && 26(egrep $regex ${arch_mman} | \ 27 egrep -vw PROT_NONE | \ 28 sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \ 29 xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n") 30printf "};\n" 31