#!/bin/sh
set -eu

exec >config.mk

if [ $# -gt 0 ]; then
	echo 'warning: this script does not process arguments' >&2
fi

libs='libcrypto libtls ncursesw'

pkg-config --print-errors $libs
exec_prefix=$(pkg-config --variable=exec_prefix openssl)

cat <<EOF
CFLAGS += $(pkg-config --cflags $libs)
CFLAGS += -D'OPENSSL_BIN="${exec_prefix}/bin/openssl"'
LDFLAGS += $(pkg-config --libs-only-L $libs)
LDLIBS = $(pkg-config --libs-only-l $libs)
EOF

if [ "$(uname)" = 'Linux' ]; then
	cat <<-EOF
	CFLAGS += -D_GNU_SOURCE
	EOF
fi