malboxes.py 文件源码

def run_foreground(command, env=None):
    if DEBUG:
        print("DEBUG: Executing {}".format(command))

    cmd_env = os.environ.copy()
    if env is not None:
        cmd_env.update(env)

    p = subprocess.Popen(command, stdout=subprocess.PIPE,
                         stderr=subprocess.STDOUT, env=cmd_env)
    try:
        for line in iter(p.stdout.readline, b''):
            print(line.rstrip().decode('utf-8'))

    # send Ctrl-C to subprocess
    except KeyboardInterrupt:
        p.send_signal(signal.SIGINT)
        for line in iter(p.stdout.readline, b''):
            print(line.rstrip().decode('utf-8'))
        raise

    finally:
        p.wait()
        return p.returncode