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#!/bin/sh -e

format="$1"
shift 1

prefix="$(
	printf '%s\\|' "$@" |
	sed 's/..$//'
)"

definitions_with_max="$(
	sed -n 's/^\s*#\s*define\s\+\(\('"$prefix"'\)_[A-Za-z0-9_]*\)\s\+\(0[xX][0-9A-Fa-f]\+\|[0-9]\+\)\(.*\)$/\3 \1/p'
)"

definitions="$(
	printf '%s\n' "$definitions_with_max" |
	sed '/ \('"$prefix"'\)_MAX$/d'
)"

max=$(
	printf '%u\n' $(
		printf '%s\n' "$definitions_with_max" |
		sed -n 's/^\(.*\) \('"$prefix"'\)_MAX$/\1/p'
	)
)

nonunique="$(
	printf '%s\n' "$definitions" |
	while read num name; do
		printf '0x%08X\n' $num
	done |
	sort |
	uniq -d
)"

printf '%s\n' "$definitions" |
while read line; do
	printf '0x%08X %s\n' $line
done |
(
	prefixed="$(cat)"

	printf '%s\n' "$prefixed" |
	sed '/^\('"$(printf '%s\\|' $nonunique | sed 's/..$/\n/')"'abcdef\) /d'

	last_num=x
	last_name=x
	printf '%s\n' "$prefixed" |
	sed -n 's/^\('"$(printf '%s\\|' $nonunique | sed 's/..$/\n/')"'\) .*$/&/p' |
	while read num name; do
		num=$(printf '0x%08X\n' $num)
		if ! test $last_num = $num && ! test $last_num = x; then
			printf '%s %s\n' $last_num $last_name
		fi
		last_num=$num
		last_name=$name
	done
	if ! test $last_num = x; then
		printf '%s %s\n' $last_num $last_name
	fi
) |
sort |
while read num name; do
	printf '%s %u\n' $name $num;
done |
uniq -f 1 |
awk '
BEGIN {num = 0}
{
	while ($2 != num) {
		printf "\"'"$format"'\",\n", num
		num += 1
	}
	printf "\"%s\",\n", $1
	num += 1
}
END {
	while (num <= '"$max"') {
		printf "\"'"$format"'\",\n", num
		num += 1
	}
}' |
sed '$s/,$//'