#!/bin/sh -e

openrc_live() {
  if [ ! -f /run/openrc/softlevel ]; then
    echo >&2 "  Skipped: Current root is not booted."
    exit 0
  fi
}

reexec_init() {
  local init="$(pacman -Qsq ^init$)"

  if [ $init = openrc-init ]; then
    /usr/bin/openrc-shutdown -R
  elif [ $init = sysvinit ]; then
    /usr/bin/init u
  else
    echo >&2 "  WARNING: Unidentified init."
    exit 0
  fi
}

each_conf() {
  while read -r f; do
    "$@" "/$f"
  done
}

op="$1"; shift

case $op in
  sysctl)   openrc_live; each_conf /usr/bin/sysctl -q -p ;;
  binfmt)   openrc_live; each_conf /usr/lib/rc/sh/binfmt.sh ;;
  reexec) openrc_live; reexec_init ;;
    # For use by other packages
  reload)        openrc_live; /usr/bin/rc-service "$@" reload ;;
  *) echo >&2 "  Invalid operation '$op'"; exit 1 ;;
esac

exit 0