/* Copyright 1987 Manx Software Systems, Inc */

#ifndef __SGTTY_H
#define __SGTTY_H

#if 0
#define TIOCGETP	0		/* read contents of tty control structure */
#define TIOCSETP	1		/* set contents of tty control structure */
#define TIOCSETN	2		/* ditto only don't wait for output to flush */
#endif
#define TIOCGETP	0	/* get sgttyb structure */
#define TIOCSETP	1	/* set sgttyb structure; flush input/typeahead */
#define TIOCSETN	2	/* set sgttyb structure; don't flush input/typeahead */
#define	TIOCNTLC	3	/* check for control C */
#define TIOCGETC	4	/* get tchars structure */
#define TIOCSETC	5	/* set tchars structure */
#define TIOCFLUSH	6	/* flush input/typeahead queues */

struct sgttyb {
	short sg_flags;		/* control flags */
	char sg_erase;		/* defaults to BACKSPACE */
	char sg_kill;		/* defaults to ^U */
};


#if 0
/* settings for sg_flags */
#define CBREAK	0x02
#define ECHO	0x08
#define CRMOD	0x10
#define RAW		0x20
#endif

/* settings for flags */
#define	TABSIZ	0x000f	/* size of tab if XTABS is set */
#define	XTABS	0x0010	/* convert tabs to spaces on output */
#define	CRMOD	0x0020	/* CR -> LF on input, LF -> CR/LF on output */
#define	ECHO	0x0040	/* echo input to output */
#define	ECHOE	0x0080	/* follow erase character by space, BS */
#define	CBREAK	0x0100	/* don't wait for the whole line */
#define	NODELAY	0x0200	/* return even if no characters */
#define RAW		0x0400	/* no input or output mapping at all */
#define	CHKKEY	0x0800	/* check for keyboard characters during output */
#define	ERASE	0x1000	/* erase character space before drawing */

struct tchars {
	char t_intrc;		/* interrupt - ^C (not [yet] implemented) */
	char t_quitc;		/* quit - ^\ (not [yet] implemented) */
/*	char t_startc;		/* start output (not supported) */
/*	char t_stop;		/* stop output (not supported) */
	char t_eofc;		/* end-of-file - ^D */
/*	char t_brck;		/* input delimiter (like nl) (not supported) */
};

#endif