#!/bin/sh

set -e

echo '---------------------------------------------------------------------'
echo 'SoftEther VPN for Unix'
echo
echo 'Copyright (c) SoftEther VPN Project at University of Tsukuba, Japan.'
echo 'Copyright (c) Daiyuu Nobori. All Rights Reserved.'
echo
echo 'This program is free software; you can redistribute it and/or'
echo 'modify it under the terms of the GNU General Public License'
echo 'version 2 as published by the Free Software Foundation.'
echo
echo 'Read and understand README.TXT, LICENSE.TXT and WARNING.TXT before use.'
echo '---------------------------------------------------------------------'
echo

echo 'Welcome to the corner-cutting configure script !'
echo

if [ ! -d "tmp" ]; then
  mkdir tmp
fi

if [ ! -z ${CMAKE_INSTALL_PREFIX+x} ]; then
	CMAKE_FLAGS="-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}"
fi

if [ -z ${OPENSSL_ROOT_DIR} ]; then
	unameOut="$(uname -s)"
	if [ "$unameOut" = "Darwin" ]; then
		echo "Environment variable OPENSSL_ROOT_DIR not set, using default Homebrew path: /usr/local/opt/openssl/"
		export OPENSSL_ROOT_DIR="/usr/local/opt/openssl/"
	fi
fi

if [ -x "$(command -v rpm)" ]; then
	echo "'rpm' executable found, CPack will generate RPM packages."
	CMAKE_FLAGS="-DCPACK_GENERATOR='RPM' ${CMAKE_FLAGS}"
else
	echo "'rpm' executable not found, CPack will generate DEB packages."
	CMAKE_FLAGS="-DCPACK_GENERATOR='DEB' ${CMAKE_FLAGS}"
fi

echo ""

(cd tmp && cmake ${CMAKE_FLAGS} .. || exit 1)


echo ""

echo "The Makefile is generated. Run 'make -C tmp' to build SoftEther VPN."