interactive_shell.py 文件源码

def _signal_winch(self, signum, frame):
        if self.set_pty_size is not None:
            buf = array.array('h', [0, 0, 0, 0])
            fcntl.ioctl(pty.STDOUT_FILENO, termios.TIOCGWINSZ, buf, True)
            self.set_pty_size(buf[0], buf[1], buf[2], buf[3])