/*
 * testtty.c:
 *
 * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
 * All rights reserved.
 *
 */

static char rcsid[] = "$Id$";

/*
 * $Log$
 * Revision 1.2  2008/02/04 02:05:06  james
 * *** empty log message ***
 *
 * Revision 1.1  2008/02/04 01:32:39  james
 * *** empty log message ***
 *
 */

#include "project.h"

static void
default_termios (struct termios *termios)
{

  memset (termios, 0, sizeof (termios));

  termios->c_iflag = ICRNL | IXON;
  termios->c_oflag = OPOST | ONLCR | NL0 | CR0 | TAB0 | BS0 | VT0 | FF0;
  termios->c_lflag =
    ISIG | ICANON | IEXTEN | ECHO | ECHOE | ECHOK | ECHOCTL | ECHOKE;

  termios->c_cc[VINTR] = 003;
  termios->c_cc[VQUIT] = 034;
  termios->c_cc[VERASE] = 0177;
  termios->c_cc[VKILL] = 025;
  termios->c_cc[VEOF] = 004;
  termios->c_cc[VEOL] = 0;
  termios->c_cc[VEOL2] = 0;
  termios->c_cc[VSTART] = 021;
  termios->c_cc[VSTOP] = 023;
  termios->c_cc[VSUSP] = 032;
  termios->c_cc[VLNEXT] = 026;
  termios->c_cc[VWERASE] = 027;
  termios->c_cc[VREPRINT] = 022;
  termios->c_cc[VDISCARD] = 017;

  termios->c_cflag = CS8 | CREAD | CLOCAL;

  cfsetispeed (termios, B9600);
  cfsetospeed (termios, B9600);
}


int
open_fd_to_bash (void)          /*thump */
{
  pid_t child;
  int fd;
  struct winsize winsize = { 0 };
  struct termios termios;

  default_termios (&termios);

  winsize.ws_row = CRT_ROWS;
  winsize.ws_col = CRT_COLS;

  child = forkpty (&fd, NULL, &termios, &winsize);

  switch (child)
    {
    case -1:                   /*boo hiss */
      return -1;
    case 0:                    /*waaah */
      setenv ("TERM", "vt102", 1);
      execl ("/bin/sh", "-", (char *) 0);
      _exit (-1);
    }

  return fd;
}