#!/bin/sh
set -ef

__have_args="${ENVSUBST_ARGS:+1}"
if [ -z "${__have_args}" ] ; then
	## optimize envsubst-single invocation by caching argument list
	## ref: envsubst-single
	ENVSUBST_ARGS=$(mktemp)
	envsubst-args.sh > "${ENVSUBST_ARGS}"
	export ENVSUBST_ARGS
fi

set +e ; __ret=0
for i ; do
	envsubst-single "$i" || __ret=1
done

[ -n "${__have_args}" ] || rm -f "${ENVSUBST_ARGS}"

exit ${__ret}