mmap_prot.sh

#!/bin/sh
# SPDX-License-Identifier: LGPL-2.1

if [ $# -ne 2 ] ; then
	[ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/`
	asm_header_dir=tools/include/uapi/asm-generic
	arch_header_dir=tools/arch/${hostarch}/include/uapi/asm
else
	asm_header_dir=$1
	arch_header_dir=$2
fi

common_mman=${asm_header_dir}/mman-common.h
arch_mman=${arch_header_dir}/mman.h

prefix="PROT"

printf "static const char *mmap_prot[] = {\n"
regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+%s_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*' ${prefix}`
( ! test -f ${arch_mman} \
|| grep -E -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.*' ${arch_mman}) &&
(grep -E $regex ${common_mman} | \
	grep -E -vw PROT_NONE | \
	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
test -f ${arch_mman} && grep -E -q $regex ${arch_mman} &&
(grep -E $regex ${arch_mman} | \
	grep -E -vw PROT_NONE | \
	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
printf "};\n"

docroot: /var/www/469ed2f6-4d4b-4a8a-9f5e-ee4ef04d3bc8/public_html

curdir: /usr/src/linux-headers-6.8.0-100/tools/perf/trace/beauty

	.	4096
	..	4096
X	arch_errno_names.sh	1987
X	drm_ioctl.sh	626
X	fadvise.sh	836
X	fsconfig.sh	379
X	fsmount.sh	829
X	fspick.sh	476
X	kcmp_type.sh	343
X	kvm_ioctl.sh	523
X	madvise_behavior.sh	426
X	mmap_flags.sh	1810
X	mmap_prot.sh	1183
X	mount_flags.sh	701
X	move_mount_flags.sh	489
X	mremap_flags.sh	573
X	perf_ioctl.sh	455
X	pkey_alloc_access_rights.sh	458
X	prctl_option.sh	682
X	rename_flags.sh	588
X	sndrv_ctl_ioctl.sh	368
X	sndrv_pcm_ioctl.sh	368
X	sockaddr.sh	928
X	socket.sh	874
X	sync_file_range.sh	483
	tracepoints	4096
X	usbdevfs_ioctl.sh	1009
X	vhost_virtio_ioctl.sh	779
X	x86_arch_prctl.sh	851