#!/bin/sh

#
# Yoink
# Run this as a filter to process `.in' files.
#

test -x "functions.sh" && . "functions.sh"
test -x "build/functions.sh" && . "build/functions.sh"

tmpfile=$(mktemp "tmp-XXXXXXXX") || die "could not create temp file"
vars=$(export -p)
echo "$vars" | sed -n "s/^export \([A-Za-z0-9_]*\)\{1,\}=[\"']\{0,1\}\([^\"'=]*\)[\"']\{0,1\}$/s=@\1@=\2=g/g p" >"$tmpfile"
sed -f "$tmpfile" <"$1" >"$2"
rm -f "$tmpfile"