2.11BSD/sys/h/ttychars.h

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/*
 * Copyright (c) 1982, 1986 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *	@(#)ttychars.h	7.2 (2.11BSD) 1997/4/15
 */

/*
 * User visible structures and constants
 * related to terminal handling.
 */
#ifndef _TTYCHARS_
#define	_TTYCHARS_
struct ttychars {
	char	tc_erase;	/* erase last character */
	char	tc_kill;	/* erase entire line */
	char	tc_intrc;	/* interrupt */
	char	tc_quitc;	/* quit */
	char	tc_startc;	/* start output */
	char	tc_stopc;	/* stop output */
	char	tc_eofc;	/* end-of-file */
	char	tc_brkc;	/* input delimiter (like nl) */
	char	tc_suspc;	/* stop process signal */
	char	tc_dsuspc;	/* delayed stop process signal */
	char	tc_rprntc;	/* reprint line */
	char	tc_flushc;	/* flush output (toggles) */
	char	tc_werasc;	/* word erase */
	char	tc_lnextc;	/* literal next character */
};

#define	CTRL(c)	('c'&037)
#define	_POSIX_VDISABLE	((unsigned char)'\377')
#define	CCEQ(val,c)	(c == val ? val != _POSIX_VDISABLE : 0)

/* default special characters */
#define	CERASE	0177
#define	CKILL	CTRL(u)
#define	CINTR	CTRL(c)
#define	CQUIT	034		/* FS, ^\ */
#define	CSTART	CTRL(q)
#define	CSTOP	CTRL(s)
#define	CEOF	CTRL(d)
#define	CEOT	CEOF
#define	CBRK	_POSIX_VDISABLE
#define	CSUSP	CTRL(z)
#define	CDSUSP	CTRL(y)
#define	CRPRNT	CTRL(r)
#define	CFLUSH	CTRL(o)
#define	CWERASE	CTRL(w)
#define	CLNEXT	CTRL(v)
#endif /* _TTYCHARS_ */