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# Authors: Gabe Black

from __future__ import print_function

import argparse
import m5
import os
import re
import sys

from m5.objects import SystemC_Kernel, Root

# pylint:disable=unused-variable

kernel = SystemC_Kernel()
root = Root(full_system=True, systemc_kernel=kernel)

parser = argparse.ArgumentParser()
parser.add_argument('--working-dir')

args = parser.parse_args()
if args.working_dir:
    os.chdir(args.working_dir)

kernel.sc_main("Hello", "World");

m5.instantiate(None)

cause = m5.simulate(m5.MaxTick).getCause()

result = kernel.sc_main_result()
if result.code != 0:
    # Arguably this should make gem5 fail, but some tests purposefully
    # generate errors, and as long as their output matches that's still
    # considered correct. A "real" systemc config should expect sc_main
    # (if present) not to fail.
    sys.exit(int(result.code))