freebsd-dev/lib/libedit/tty.h
Baptiste Daroussin c1a66a97f9 Synchronize libedit with NetBSD and activate UTF-8 support [1]
Differences with NetBSD
Reapply our local patches on top of it
Fix Unicode environement detection
Fix reading a line in unicode environment.
It allows /bin/sh to works in UTF-8 envs

Differential Revision:	https://reviews.freebsd.org/D1455
Reviewed by:	jilles, pfg
Obtained from:	NetBSD [1]
MFC after:	1 month
Relnotes:	yes
2015-01-09 07:40:56 +00:00

484 lines
11 KiB
C

/* $NetBSD: tty.h,v 1.15 2014/05/19 19:54:12 christos Exp $ */
/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Christos Zoulas of Cornell University.
*
* 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.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)tty.h 8.1 (Berkeley) 6/4/93
* $FreeBSD$
*/
/*
* el.tty.h: Local terminal header
*/
#ifndef _h_el_tty
#define _h_el_tty
#include "sys.h"
#include "histedit.h"
#include <termios.h>
#include <unistd.h>
/* Define our own since everyone gets it wrong! */
#define CONTROL(A) ((A) & 037)
/*
* Aix compatible names
*/
# if defined(VWERSE) && !defined(VWERASE)
# define VWERASE VWERSE
# endif /* VWERSE && !VWERASE */
# if defined(VDISCRD) && !defined(VDISCARD)
# define VDISCARD VDISCRD
# endif /* VDISCRD && !VDISCARD */
# if defined(VFLUSHO) && !defined(VDISCARD)
# define VDISCARD VFLUSHO
# endif /* VFLUSHO && VDISCARD */
# if defined(VSTRT) && !defined(VSTART)
# define VSTART VSTRT
# endif /* VSTRT && ! VSTART */
# if defined(VSTAT) && !defined(VSTATUS)
# define VSTATUS VSTAT
# endif /* VSTAT && ! VSTATUS */
# ifndef ONLRET
# define ONLRET 0
# endif /* ONLRET */
# ifndef TAB3
# ifdef OXTABS
# define TAB3 OXTABS
# else
# define TAB3 0
# endif /* OXTABS */
# endif /* !TAB3 */
# if defined(OXTABS) && !defined(XTABS)
# define XTABS OXTABS
# endif /* OXTABS && !XTABS */
# ifndef ONLCR
# define ONLCR 0
# endif /* ONLCR */
# ifndef IEXTEN
# define IEXTEN 0
# endif /* IEXTEN */
# ifndef ECHOCTL
# define ECHOCTL 0
# endif /* ECHOCTL */
# ifndef PARENB
# define PARENB 0
# endif /* PARENB */
# ifndef EXTPROC
# define EXTPROC 0
# endif /* EXTPROC */
# ifndef FLUSHO
# define FLUSHO 0
# endif /* FLUSHO */
# if defined(VDISABLE) && !defined(_POSIX_VDISABLE)
# define _POSIX_VDISABLE VDISABLE
# endif /* VDISABLE && ! _POSIX_VDISABLE */
/*
* Work around ISC's definition of IEXTEN which is
* XCASE!
*/
# ifdef ISC
# if defined(IEXTEN) && defined(XCASE)
# if IEXTEN == XCASE
# undef IEXTEN
# define IEXTEN 0
# endif /* IEXTEN == XCASE */
# endif /* IEXTEN && XCASE */
# if defined(IEXTEN) && !defined(XCASE)
# define XCASE IEXTEN
# undef IEXTEN
# define IEXTEN 0
# endif /* IEXTEN && !XCASE */
# endif /* ISC */
/*
* Work around convex weirdness where turning off IEXTEN makes us
* lose all postprocessing!
*/
#if defined(convex) || defined(__convex__)
# if defined(IEXTEN) && IEXTEN != 0
# undef IEXTEN
# define IEXTEN 0
# endif /* IEXTEN != 0 */
#endif /* convex || __convex__ */
/*
* So that we don't lose job control.
*/
#ifdef __SVR4
# undef CSWTCH
#endif
#ifndef _POSIX_VDISABLE
# define _POSIX_VDISABLE ((unsigned char) -1)
#endif /* _POSIX_VDISABLE */
#if !defined(CREPRINT) && defined(CRPRNT)
# define CREPRINT CRPRNT
#endif /* !CREPRINT && CRPRNT */
#if !defined(CDISCARD) && defined(CFLUSH)
# define CDISCARD CFLUSH
#endif /* !CDISCARD && CFLUSH */
#ifndef CINTR
# define CINTR CONTROL('c')
#endif /* CINTR */
#ifndef CQUIT
# define CQUIT 034 /* ^\ */
#endif /* CQUIT */
#ifndef CERASE
# define CERASE 0177 /* ^? */
#endif /* CERASE */
#ifndef CKILL
# define CKILL CONTROL('u')
#endif /* CKILL */
#ifndef CEOF
# define CEOF CONTROL('d')
#endif /* CEOF */
#ifndef CEOL
# define CEOL _POSIX_VDISABLE
#endif /* CEOL */
#ifndef CEOL2
# define CEOL2 _POSIX_VDISABLE
#endif /* CEOL2 */
#ifndef CSWTCH
# define CSWTCH _POSIX_VDISABLE
#endif /* CSWTCH */
#ifndef CDSWTCH
# define CDSWTCH _POSIX_VDISABLE
#endif /* CDSWTCH */
#ifndef CERASE2
# define CERASE2 _POSIX_VDISABLE
#endif /* CERASE2 */
#ifndef CSTART
# define CSTART CONTROL('q')
#endif /* CSTART */
#ifndef CSTOP
# define CSTOP CONTROL('s')
#endif /* CSTOP */
#ifndef CSUSP
# define CSUSP CONTROL('z')
#endif /* CSUSP */
#ifndef CDSUSP
# define CDSUSP CONTROL('y')
#endif /* CDSUSP */
#ifdef hpux
# ifndef CREPRINT
# define CREPRINT _POSIX_VDISABLE
# endif /* CREPRINT */
# ifndef CDISCARD
# define CDISCARD _POSIX_VDISABLE
# endif /* CDISCARD */
# ifndef CLNEXT
# define CLNEXT _POSIX_VDISABLE
# endif /* CLNEXT */
# ifndef CWERASE
# define CWERASE _POSIX_VDISABLE
# endif /* CWERASE */
#else /* !hpux */
# ifndef CREPRINT
# define CREPRINT CONTROL('r')
# endif /* CREPRINT */
# ifndef CDISCARD
# define CDISCARD CONTROL('o')
# endif /* CDISCARD */
# ifndef CLNEXT
# define CLNEXT CONTROL('v')
# endif /* CLNEXT */
# ifndef CWERASE
# define CWERASE CONTROL('w')
# endif /* CWERASE */
#endif /* hpux */
#ifndef CSTATUS
# define CSTATUS CONTROL('t')
#endif /* CSTATUS */
#ifndef CPAGE
# define CPAGE ' '
#endif /* CPAGE */
#ifndef CPGOFF
# define CPGOFF CONTROL('m')
#endif /* CPGOFF */
#ifndef CKILL2
# define CKILL2 _POSIX_VDISABLE
#endif /* CKILL2 */
#ifndef CBRK
# ifndef masscomp
# define CBRK 0377
# else
# define CBRK '\0'
# endif /* masscomp */
#endif /* CBRK */
#ifndef CMIN
# define CMIN CEOF
#endif /* CMIN */
#ifndef CTIME
# define CTIME CEOL
#endif /* CTIME */
/*
* Fix for sun inconsistency. On termio VSUSP and the rest of the
* ttychars > NCC are defined. So we undefine them.
*/
#if defined(TERMIO) || defined(POSIX)
# if defined(POSIX) && defined(NCCS)
# define NUMCC NCCS
# else
# ifdef NCC
# define NUMCC NCC
# endif /* NCC */
# endif /* POSIX && NCCS */
# ifdef NUMCC
# ifdef VINTR
# if NUMCC <= VINTR
# undef VINTR
# endif /* NUMCC <= VINTR */
# endif /* VINTR */
# ifdef VQUIT
# if NUMCC <= VQUIT
# undef VQUIT
# endif /* NUMCC <= VQUIT */
# endif /* VQUIT */
# ifdef VERASE
# if NUMCC <= VERASE
# undef VERASE
# endif /* NUMCC <= VERASE */
# endif /* VERASE */
# ifdef VKILL
# if NUMCC <= VKILL
# undef VKILL
# endif /* NUMCC <= VKILL */
# endif /* VKILL */
# ifdef VEOF
# if NUMCC <= VEOF
# undef VEOF
# endif /* NUMCC <= VEOF */
# endif /* VEOF */
# ifdef VEOL
# if NUMCC <= VEOL
# undef VEOL
# endif /* NUMCC <= VEOL */
# endif /* VEOL */
# ifdef VEOL2
# if NUMCC <= VEOL2
# undef VEOL2
# endif /* NUMCC <= VEOL2 */
# endif /* VEOL2 */
# ifdef VSWTCH
# if NUMCC <= VSWTCH
# undef VSWTCH
# endif /* NUMCC <= VSWTCH */
# endif /* VSWTCH */
# ifdef VDSWTCH
# if NUMCC <= VDSWTCH
# undef VDSWTCH
# endif /* NUMCC <= VDSWTCH */
# endif /* VDSWTCH */
# ifdef VERASE2
# if NUMCC <= VERASE2
# undef VERASE2
# endif /* NUMCC <= VERASE2 */
# endif /* VERASE2 */
# ifdef VSTART
# if NUMCC <= VSTART
# undef VSTART
# endif /* NUMCC <= VSTART */
# endif /* VSTART */
# ifdef VSTOP
# if NUMCC <= VSTOP
# undef VSTOP
# endif /* NUMCC <= VSTOP */
# endif /* VSTOP */
# ifdef VWERASE
# if NUMCC <= VWERASE
# undef VWERASE
# endif /* NUMCC <= VWERASE */
# endif /* VWERASE */
# ifdef VSUSP
# if NUMCC <= VSUSP
# undef VSUSP
# endif /* NUMCC <= VSUSP */
# endif /* VSUSP */
# ifdef VDSUSP
# if NUMCC <= VDSUSP
# undef VDSUSP
# endif /* NUMCC <= VDSUSP */
# endif /* VDSUSP */
# ifdef VREPRINT
# if NUMCC <= VREPRINT
# undef VREPRINT
# endif /* NUMCC <= VREPRINT */
# endif /* VREPRINT */
# ifdef VDISCARD
# if NUMCC <= VDISCARD
# undef VDISCARD
# endif /* NUMCC <= VDISCARD */
# endif /* VDISCARD */
# ifdef VLNEXT
# if NUMCC <= VLNEXT
# undef VLNEXT
# endif /* NUMCC <= VLNEXT */
# endif /* VLNEXT */
# ifdef VSTATUS
# if NUMCC <= VSTATUS
# undef VSTATUS
# endif /* NUMCC <= VSTATUS */
# endif /* VSTATUS */
# ifdef VPAGE
# if NUMCC <= VPAGE
# undef VPAGE
# endif /* NUMCC <= VPAGE */
# endif /* VPAGE */
# ifdef VPGOFF
# if NUMCC <= VPGOFF
# undef VPGOFF
# endif /* NUMCC <= VPGOFF */
# endif /* VPGOFF */
# ifdef VKILL2
# if NUMCC <= VKILL2
# undef VKILL2
# endif /* NUMCC <= VKILL2 */
# endif /* VKILL2 */
# ifdef VBRK
# if NUMCC <= VBRK
# undef VBRK
# endif /* NUMCC <= VBRK */
# endif /* VBRK */
# ifdef VMIN
# if NUMCC <= VMIN
# undef VMIN
# endif /* NUMCC <= VMIN */
# endif /* VMIN */
# ifdef VTIME
# if NUMCC <= VTIME
# undef VTIME
# endif /* NUMCC <= VTIME */
# endif /* VTIME */
# endif /* NUMCC */
#endif /* !POSIX */
#define C_INTR 0
#define C_QUIT 1
#define C_ERASE 2
#define C_KILL 3
#define C_EOF 4
#define C_EOL 5
#define C_EOL2 6
#define C_SWTCH 7
#define C_DSWTCH 8
#define C_ERASE2 9
#define C_START 10
#define C_STOP 11
#define C_WERASE 12
#define C_SUSP 13
#define C_DSUSP 14
#define C_REPRINT 15
#define C_DISCARD 16
#define C_LNEXT 17
#define C_STATUS 18
#define C_PAGE 19
#define C_PGOFF 20
#define C_KILL2 21
#define C_BRK 22
#define C_MIN 23
#define C_TIME 24
#define C_NCC 25
#define C_SH(A) ((unsigned int)(1 << (A)))
/*
* Terminal dependend data structures
*/
#define EX_IO 0 /* while we are executing */
#define ED_IO 1 /* while we are editing */
#define TS_IO 2 /* new mode from terminal */
#define QU_IO 2 /* used only for quoted chars */
#define NN_IO 3 /* The number of entries */
/* Don't re-order */
#define MD_INP 0
#define MD_OUT 1
#define MD_CTL 2
#define MD_LIN 3
#define MD_CHAR 4
#define MD_NN 5
typedef struct {
const char *t_name;
unsigned int t_setmask;
unsigned int t_clrmask;
} ttyperm_t[NN_IO][MD_NN];
typedef unsigned char ttychar_t[NN_IO][C_NCC];
protected int tty_init(EditLine *);
protected void tty_end(EditLine *);
protected int tty_stty(EditLine *, int, const Char **);
protected int tty_rawmode(EditLine *);
protected int tty_cookedmode(EditLine *);
protected int tty_quotemode(EditLine *);
protected int tty_noquotemode(EditLine *);
protected void tty_bind_char(EditLine *, int);
typedef struct {
ttyperm_t t_t;
ttychar_t t_c;
struct termios t_or, t_ex, t_ed, t_ts;
int t_tabs;
int t_eight;
speed_t t_speed;
int t_mode;
unsigned char t_vdisable;
} el_tty_t;
#endif /* _h_el_tty */