#!/bin/sh

set -e || exit "$?"
case "$ZSH_VERSION" in ?*) alias -g '${1+"$@"}'='"$@"';; esac

prog_=; fs_=; fstype_=; opts_=
unset prog_ fs_ fstype_ opts_
prog_=fsmount

case "$#" in
  0) echo "usage: $prog_ filesystem [options ...]"
    exit 100;;
esac

fs_="$1"
shift
case "$fs_" in
  */*);;
  *) fs_=/fs/"$fs_";;
esac

read fstype_ < "$fs_"/fstype || {
  echo >&2 "$prog_: $fs_: unable to read fstype"
  exit 100
}

read opts_ < "$fs_"/mount-opts || {
  echo >&2 "$prog_: $fs_: unable to read mount-opts"
  exit 100
}

opts_="defaults${opts_:+,$opts_}"
case "$#" in
  0);;
  *) opts_="$opts_,$1"
    shift;;
esac

exec minmount -t "$fstype_" -o "$opts_" "$fs_"/dev "$fs_"/mount ${1+"$@"}