#!/bin/sh
set -eu
description=$(git describe --tags --long --match 'v[0-9]*' --dirty)
case "$description" in *-dirty) echo 'Refusing to package a dirty tree' >&2; exit 1 ;; esac
version=${description#v}
case "$version" in *-0-g*) version=${version%%-0-g*} ;; esac
printf '%s\n' "$version"