blind-rotate-270


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#!/bin/sh

set -e

if ! test $# = 0; then
	if test "$1" = --; then
		shift 1
	fi
	if ! test $# = 0; then
		printf 'usage: %s\n' "$0" >&2
		exit 1
	fi
fi

transpose="$(printf '%s\n' "$0" | sed 's/[^/]*$/blind-transpose/')"
flop="$(     printf '%s\n' "$0" | sed 's/[^/]*$/blind-flop/')"

"$flop" | "$transpose"