#!/usr/bin/env zsh

set -ex
out="$1"
shift
[[ -z "$url" ]] || {
    tags=`mktemp`
    trap "rm -f $tags" HUP PIPE INT QUIT TERM EXIT
    tagsopt=(--global-tags $tags)
    cat > $tags <<EOF
<Tags><Tag>
    <Simple>
        <Name>URL</Name>
        <String>${url}</String>
    </Simple>
</Tag></Tags>
EOF
}
mkvmerge --no-date --disable-track-statistics-tags $tagsopt --output $out $@
mkvpropedit --set muxing-application=- --set writing-application=- $out