/*-
 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	$Id: prompt.h,v 1.1.2.2 1998/02/16 00:01:00 brian Exp $
 */

struct prompt {
  struct descriptor desc;
  int fd_in, fd_out;
  struct datalink *TermMode;	/* The modem we're talking directly to */
  FILE *Term;			/* sits on top of fd_out */

  struct termios oldtio;	/* Original tty mode */
  struct termios comtio;	/* Command level tty mode */
};

#define prompt2descriptor(p) (&(p)->desc)
#define descriptor2prompt(d) \
  ((d)->type == PROMPT_DESCRIPTOR ? (struct prompt *)(d) : NULL)

extern struct prompt prompt;

#define prompt_Active(p) ((p)->Term ? 1 : 0)
#define PROMPT_NONE -2
#define PROMPT_STD  -1
extern int  prompt_Init(struct prompt *, int);
extern void prompt_Display(struct prompt *, struct bundle *);
extern void prompt_Drop(struct prompt *, int);
extern void prompt_Printf(struct prompt *, const char *, ...);
extern void prompt_vPrintf(struct prompt *, const char *, _BSD_VA_LIST_);
#define PROMPT_DONT_WANT_INT 1
#define PROMPT_WANT_INT 0
extern void prompt_TtyInit(struct prompt *, int);
extern void prompt_TtyCommandMode(struct prompt *);
extern void prompt_TtyTermMode(struct prompt *, struct datalink *);
extern void prompt_TtyOldMode(struct prompt *);
extern pid_t prompt_pgrp(struct prompt *);
#define prompt_IsTermMode(p) ((p)->TermMode ? 1 : 0)