#!/bin/bash -e
# DESCRIPTION: Wrap a Verilator call and copy vlt includes
#              (inside docker container)
#
# Copyright 2020 by Stefan Wallentowitz. This program is free
# software; you can redistribute it and/or modify it under the terms
# of either the GNU Lesser General Public License Version 3 or the
# Perl Artistic License Version 2.0.

perl /usr/local/bin/verilator "$@"

# Check if user set an obj_dir
obj_dir=$(echo " $@" | grep -oP '\s--Mdir\s*\K\S+')
if [ "$obj_dir" == "" ]; then
    obj_dir="obj_dir"
fi

# If the run was successful: Copy required files to allow build without this container
if [ -e ${obj_dir} ]; then
    # Copy files required for the build
    mkdir -p ${obj_dir}/vlt
    cp -r /usr/local/share/verilator/bin ${obj_dir}/vlt
    cp -r /usr/local/share/verilator/include ${obj_dir}/vlt
    # Point Makefile to that folder
    perl -i -pe 's/VERILATOR_ROOT = \/usr\/local\/share\/verilator/VERILATOR_ROOT = vlt/g' ${obj_dir}/*.mk
fi