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#!/bin/sh

[ -f release ] && rm release

wget 'https://github.com/DanielOaks/dashpipe/releases' -O release >/dev/null 2>/dev/null

if [ $? = 0 ]; then
	[ -f unfetchable ] && rm unfetchable
	grep -Po 'href="[^"]*\.tar\.gz"' < release | md5sum > new-sum
	touch sum
	if [ "$(cat sum)" = "$(cat new-sum)" ]; then
		rm new-sum
	else
		mv new-sum sum
		echo 'dashpipe'
	fi
elif [ ! -f unfetchable ]; then
	touch unfetchable
	echo 'dashpipe (unfetchable)'
fi