#!/bin/sh

if [ -x "${_Z4H_EXE}" ]; then
  exec "${_Z4H_EXE}" "$@"
else
  dir="$(dirname -- "$0")"                                                    || exit
  dir="$( [ -d "$dir" ] && cd -- "$dir" && pwd )"                             || exit
  p="$(printf '%s' "$PATH" | awk -v RS=: -v ORS=: -v dir="$dir" '$0 != dir')" || exit
  PATH="${p%:}" exec zsh "$@"
fi