terminal.h revision 7c2fbfb345896881c631598ee3852ce9ce33fb07
/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1982-2008 AT&T Intellectual Property *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.opensource.org/licenses/cpl1.0.txt *
* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* David Korn <dgk@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
#ifndef _terminal_
#define _terminal_ 1
#include "FEATURE/ttys"
/*
* terminal interface
* complicated by the fact that there are so many variations
* This will use POSIX <termios.h> interface where available
*/
#ifdef _hdr_termios
# include <termios.h>
# if __sgi__ || sgi /* special hack to eliminate ^M problem */
# ifndef ECHOCTL
# define ECHOCTL ECHOE
# endif /* ECHOCTL */
# ifndef CNSUSP
# define CNSUSP CNSWTCH
# endif /* CNSUSP */
# endif /* sgi */
# ifdef _NEXT_SOURCE
# define _lib_tcgetattr 1
# define _lib_tcgetpgrp 1
# endif /* _NEXT_SOURCE */
#else
# if defined(_sys_termios) && defined(_lib_tcgetattr)
# include <sys/termios.h>
# define _hdr_termios
# else
# undef _sys_termios
# endif /* _sys_termios */
#endif /* _hdr_termios */
#ifdef _hdr_termios
# undef _hdr_sgtty
# undef tcgetattr
# undef tcsetattr
# undef tcgetpgrp
# undef tcsetpgrp
# undef cfgetospeed
# ifndef TCSANOW
# define TCSANOW TCSETS
# define TCSADRAIN TCSETSW
# define TCSAFLUSH TCSETSF
# endif /* TCSANOW */
/* The following corrects bugs in some implementations */
# if defined(TCSADFLUSH) && !defined(TCSAFLUSH)
# define TCSAFLUSH TCSADFLUSH
# endif /* TCSADFLUSH */
# ifndef _lib_tcgetattr
# undef tcgetattr
# define tcgetattr(fd,tty) ioctl(fd, TCGETS, tty)
# undef tcsetattr
# define tcsetattr(fd,action,tty) ioctl(fd, action, tty)
# undef cfgetospeed
# define cfgetospeed(tp) ((tp)->c_cflag & CBAUD)
# endif /* _lib_tcgetattr */
# undef TIOCGETC
# if SHOPT_OLDTERMIO /* use both termios and termio */
# ifdef _hdr_termio
# include <termio.h>
# else
# ifdef _sys_termio
# include <sys/termio.h>
# define _hdr_termio 1
# else
# undef SHOPT_OLDTERMIO
# endif /* _sys_termio */
# endif /* _hdr_termio */
# endif /* SHOPT_OLDTERMIO */
#else
# define cfgetospeed(tp) ((tp)->c_cflag & CBAUD)
# undef SHOPT_OLDTERMIO
# ifdef _hdr_termio
# include <termio.h>
# else
# ifdef _sys_termio
# include <sys/termio.h>
# define _hdr_termio 1
# endif /* _sys_termio */
# endif /* _hdr_termio */
# ifdef _hdr_termio
# define termios termio
# undef TIOCGETC
# define tcgetattr(fd,tty) ioctl(fd, TCGETA, tty)
# define tcsetattr(fd,action,tty) ioctl(fd, action, tty)
# ifdef _sys_bsdtty
# include <sys/bsdtty.h>
# endif /* _sys_bsdtty */
# else
# ifdef _hdr_sgtty
# include <sgtty.h>
# ifndef LPENDIN
# ifdef _sys_nttyio
# include <sys/nttyio.h>
# endif /* _sys_nttyio */
# endif /* LPENDIN */
# define termios sgttyb
# ifdef TIOCSETN
# undef TCSETAW
# endif /* TIOCSETN */
# ifdef TIOCGETP
# define tcgetattr(fd,tty) ioctl(fd, TIOCGETP, tty)
# define tcsetattr(fd,action,tty) ioctl(fd, action, tty)
# else
# define tcgetattr(fd,tty) gtty(fd, tty)
# define tcsetattr(fd,action,tty) stty(fd, tty)
# endif /* TIOCGETP */
# endif /* _hdr_sgtty */
# endif /* hdr_termio */
# ifndef TCSANOW
# ifdef TCSETAW
# define TCSANOW TCSETA
# ifdef u370
/* delays are too long, don't wait for output to drain */
# define TCSADRAIN TCSETA
# else
# define TCSADRAIN TCSETAW
# endif /* u370 */
# define TCSAFLUSH TCSETAF
# else
# ifdef TIOCSETN
# define TCSANOW TIOCSETN
# define TCSADRAIN TIOCSETN
# define TCSAFLUSH TIOCSETP
# endif /* TIOCSETN */
# endif /* TCSETAW */
# endif /* TCSANOW */
#endif /* _hdr_termios */
/* set ECHOCTL if driver can echo control charaters as ^c */
#ifdef LCTLECH
# ifndef ECHOCTL
# define ECHOCTL LCTLECH
# endif /* !ECHOCTL */
#endif /* LCTLECH */
#ifdef LNEW_CTLECH
# ifndef ECHOCTL
# define ECHOCTL LNEW_CTLECH
# endif /* !ECHOCTL */
#endif /* LNEW_CTLECH */
#ifdef LNEW_PENDIN
# ifndef PENDIN
# define PENDIN LNEW_PENDIN
# endif /* !PENDIN */
#endif /* LNEW_PENDIN */
#ifndef ECHOCTL
# ifndef VEOL
# define RAWONLY 1
# endif /* !VEOL */
#endif /* !ECHOCTL */
#ifdef _sys_filio
# ifndef FIONREAD
# include <sys/filio.h>
# endif /* FIONREAD */
#endif /* _sys_filio */
/* set FIORDCHK if you can check for characters in input queue */
#ifdef FIONREAD
# ifndef FIORDCHK
# define FIORDCHK FIONREAD
# endif /* !FIORDCHK */
#endif /* FIONREAD */
extern int tty_alt(int);
extern void tty_cooked(int);
extern int tty_get(int,struct termios*);
extern int tty_raw(int,int);
extern int tty_check(int);
extern int tty_set(int, int, struct termios*);
#endif /* _terminal_ */