#!/bin/sh
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# SPDX-License-Identifier: LGPL-2.1
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[ $# -eq 1 ] && header_dir=$1 || header_dir=tools/include/uapi/linux/
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printf "static const char *mount_flags[] = {\n"
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regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MS_([[:alnum:]_]+)[[:space:]]+([[:digit:]]+)[[:space:]]*.*'
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egrep $regex ${header_dir}/mount.h | egrep -v '(MSK|VERBOSE|MGC_VAL)\>' | \
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sed -r "s/$regex/\2 \2 \1/g" | sort -n | \
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xargs printf "\t[%s ? (ilog2(%s) + 1) : 0] = \"%s\",\n"
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regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MS_([[:alnum:]_]+)[[:space:]]+\(1<<([[:digit:]]+)\)[[:space:]]*.*'
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egrep $regex ${header_dir}/mount.h | \
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sed -r "s/$regex/\2 \1/g" | \
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xargs printf "\t[%s + 1] = \"%s\",\n"
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printf "};\n"
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