#!/bin/bash -e

DATE=$(date -u +%Y%m%d)

TMP=$(mktemp -d -p /tmp wpasupplicant.XXXXX)
trap "{ [[ -d ${TMP} ]] && find ${TMP} -delete; }" exit

pushd ${TMP} >/dev/null
	git clone 'git://w1.fi/srv/git/hostap.git' hostap

	pushd hostap >/dev/null
		UPSVER=$(head -n 3 wpa_supplicant/ChangeLog | tail -n 1 | sed 's/^.* - v//')
		GITVER=$(git describe --always | sed 's/^.*-//');
		VER=${UPSVER}~git.${DATE}.${GITVER}
		
		git-archive --format=tar --prefix=wpa_supplicant-${VER}/ HEAD \
			README COPYING patches src wpa_supplicant |
			tar --directory=.. -xf -
	popd >/dev/null

	tar czf wpasupplicant-${VER}.tar.gz wpa_supplicant-${VER}/
popd >/dev/null

cp -v ${TMP}/wpasupplicant-${VER}.tar.gz ${1:-.}