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tty.h revision 1.11 
      1 /*	$NetBSD: tty.h,v 1.11 2005/06/01 11:37:52 lukem Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This code is derived from software contributed to Berkeley by
      8  * Christos Zoulas of Cornell University.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. Neither the name of the University nor the names of its contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  *
     34  *	@(#)tty.h	8.1 (Berkeley) 6/4/93
     35  */
     36 
     37 /*
     38  * el.tty.h: Local terminal header
     39  */
     40 #ifndef _h_el_tty
     41 #define	_h_el_tty
     42 
     43 #include "histedit.h"
     44 #include <termios.h>
     45 #include <unistd.h>
     46 
     47 /* Define our own since everyone gets it wrong! */
     48 #define	CONTROL(A)	((A) & 037)
     49 
     50 /*
     51  * Aix compatible names
     52  */
     53 # if defined(VWERSE) && !defined(VWERASE)
     54 #  define VWERASE VWERSE
     55 # endif /* VWERSE && !VWERASE */
     56 
     57 # if defined(VDISCRD) && !defined(VDISCARD)
     58 #  define VDISCARD VDISCRD
     59 # endif /* VDISCRD && !VDISCARD */
     60 
     61 # if defined(VFLUSHO) && !defined(VDISCARD)
     62 #  define VDISCARD VFLUSHO
     63 # endif  /* VFLUSHO && VDISCARD */
     64 
     65 # if defined(VSTRT) && !defined(VSTART)
     66 #  define VSTART VSTRT
     67 # endif /* VSTRT && ! VSTART */
     68 
     69 # if defined(VSTAT) && !defined(VSTATUS)
     70 #  define VSTATUS VSTAT
     71 # endif /* VSTAT && ! VSTATUS */
     72 
     73 # ifndef ONLRET
     74 #  define ONLRET 0
     75 # endif /* ONLRET */
     76 
     77 # ifndef TAB3
     78 #  ifdef OXTABS
     79 #   define TAB3 OXTABS
     80 #  else
     81 #   define TAB3 0
     82 #  endif /* OXTABS */
     83 # endif /* !TAB3 */
     84 
     85 # if defined(OXTABS) && !defined(XTABS)
     86 #  define XTABS OXTABS
     87 # endif /* OXTABS && !XTABS */
     88 
     89 # ifndef ONLCR
     90 #  define ONLCR 0
     91 # endif /* ONLCR */
     92 
     93 # ifndef IEXTEN
     94 #  define IEXTEN 0
     95 # endif /* IEXTEN */
     96 
     97 # ifndef ECHOCTL
     98 #  define ECHOCTL 0
     99 # endif /* ECHOCTL */
    100 
    101 # ifndef PARENB
    102 #  define PARENB 0
    103 # endif /* PARENB */
    104 
    105 # ifndef EXTPROC
    106 #  define EXTPROC 0
    107 # endif /* EXTPROC */
    108 
    109 # ifndef FLUSHO
    110 #  define FLUSHO  0
    111 # endif /* FLUSHO */
    112 
    113 
    114 # if defined(VDISABLE) && !defined(_POSIX_VDISABLE)
    115 #  define _POSIX_VDISABLE VDISABLE
    116 # endif /* VDISABLE && ! _POSIX_VDISABLE */
    117 
    118 /*
    119  * Work around ISC's definition of IEXTEN which is
    120  * XCASE!
    121  */
    122 # ifdef ISC
    123 #  if defined(IEXTEN) && defined(XCASE)
    124 #   if IEXTEN == XCASE
    125 #    undef IEXTEN
    126 #    define IEXTEN 0
    127 #   endif /* IEXTEN == XCASE */
    128 #  endif /* IEXTEN && XCASE */
    129 #  if defined(IEXTEN) && !defined(XCASE)
    130 #   define XCASE IEXTEN
    131 #   undef IEXTEN
    132 #   define IEXTEN 0
    133 #  endif /* IEXTEN && !XCASE */
    134 # endif /* ISC */
    135 
    136 /*
    137  * Work around convex weirdness where turning off IEXTEN makes us
    138  * lose all postprocessing!
    139  */
    140 #if defined(convex) || defined(__convex__)
    141 # if defined(IEXTEN) && IEXTEN != 0
    142 #  undef IEXTEN
    143 #  define IEXTEN 0
    144 # endif /* IEXTEN != 0 */
    145 #endif /* convex || __convex__ */
    146 
    147 /*
    148  * So that we don't lose job control.
    149  */
    150 #ifdef __SVR4
    151 # undef CSWTCH
    152 #endif
    153 
    154 #ifndef _POSIX_VDISABLE
    155 # define _POSIX_VDISABLE ((unsigned char) -1)
    156 #endif /* _POSIX_VDISABLE */
    157 
    158 #if !defined(CREPRINT) && defined(CRPRNT)
    159 # define CREPRINT CRPRNT
    160 #endif /* !CREPRINT && CRPRNT */
    161 #if !defined(CDISCARD) && defined(CFLUSH)
    162 # define CDISCARD CFLUSH
    163 #endif /* !CDISCARD && CFLUSH */
    164 
    165 #ifndef CINTR
    166 # define CINTR		CONTROL('c')
    167 #endif /* CINTR */
    168 #ifndef CQUIT
    169 # define CQUIT		034	/* ^\ */
    170 #endif /* CQUIT */
    171 #ifndef CERASE
    172 # define CERASE		0177	/* ^? */
    173 #endif /* CERASE */
    174 #ifndef CKILL
    175 # define CKILL		CONTROL('u')
    176 #endif /* CKILL */
    177 #ifndef CEOF
    178 # define CEOF		CONTROL('d')
    179 #endif /* CEOF */
    180 #ifndef CEOL
    181 # define CEOL		_POSIX_VDISABLE
    182 #endif /* CEOL */
    183 #ifndef CEOL2
    184 # define CEOL2		_POSIX_VDISABLE
    185 #endif /* CEOL2 */
    186 #ifndef CSWTCH
    187 # define CSWTCH		_POSIX_VDISABLE
    188 #endif /* CSWTCH */
    189 #ifndef CDSWTCH
    190 # define CDSWTCH	_POSIX_VDISABLE
    191 #endif /* CDSWTCH */
    192 #ifndef CERASE2
    193 # define CERASE2	_POSIX_VDISABLE
    194 #endif /* CERASE2 */
    195 #ifndef CSTART
    196 # define CSTART		CONTROL('q')
    197 #endif /* CSTART */
    198 #ifndef CSTOP
    199 # define CSTOP		CONTROL('s')
    200 #endif /* CSTOP */
    201 #ifndef CSUSP
    202 # define CSUSP		CONTROL('z')
    203 #endif /* CSUSP */
    204 #ifndef CDSUSP
    205 # define CDSUSP		CONTROL('y')
    206 #endif /* CDSUSP */
    207 
    208 #ifdef hpux
    209 
    210 # ifndef CREPRINT
    211 #  define CREPRINT	_POSIX_VDISABLE
    212 # endif /* CREPRINT */
    213 # ifndef CDISCARD
    214 #  define CDISCARD	_POSIX_VDISABLE
    215 # endif /* CDISCARD */
    216 # ifndef CLNEXT
    217 #  define CLNEXT	_POSIX_VDISABLE
    218 # endif /* CLNEXT */
    219 # ifndef CWERASE
    220 #  define CWERASE	_POSIX_VDISABLE
    221 # endif /* CWERASE */
    222 
    223 #else /* !hpux */
    224 
    225 # ifndef CREPRINT
    226 #  define CREPRINT	CONTROL('r')
    227 # endif /* CREPRINT */
    228 # ifndef CDISCARD
    229 #  define CDISCARD	CONTROL('o')
    230 # endif /* CDISCARD */
    231 # ifndef CLNEXT
    232 #  define CLNEXT	CONTROL('v')
    233 # endif /* CLNEXT */
    234 # ifndef CWERASE
    235 #  define CWERASE	CONTROL('w')
    236 # endif /* CWERASE */
    237 
    238 #endif /* hpux */
    239 
    240 #ifndef CSTATUS
    241 # define CSTATUS	CONTROL('t')
    242 #endif /* CSTATUS */
    243 #ifndef CPAGE
    244 # define CPAGE		' '
    245 #endif /* CPAGE */
    246 #ifndef CPGOFF
    247 # define CPGOFF		CONTROL('m')
    248 #endif /* CPGOFF */
    249 #ifndef CKILL2
    250 # define CKILL2		_POSIX_VDISABLE
    251 #endif /* CKILL2 */
    252 #ifndef CBRK
    253 # ifndef masscomp
    254 #  define CBRK		0377
    255 # else
    256 #  define CBRK		'\0'
    257 # endif /* masscomp */
    258 #endif /* CBRK */
    259 #ifndef CMIN
    260 # define CMIN		CEOF
    261 #endif /* CMIN */
    262 #ifndef CTIME
    263 # define CTIME		CEOL
    264 #endif /* CTIME */
    265 
    266 /*
    267  * Fix for sun inconsistency. On termio VSUSP and the rest of the
    268  * ttychars > NCC are defined. So we undefine them.
    269  */
    270 #if defined(TERMIO) || defined(POSIX)
    271 # if defined(POSIX) && defined(NCCS)
    272 #  define NUMCC		NCCS
    273 # else
    274 #  ifdef NCC
    275 #   define NUMCC	NCC
    276 #  endif /* NCC */
    277 # endif /* POSIX && NCCS */
    278 # ifdef NUMCC
    279 #  ifdef VINTR
    280 #   if NUMCC <= VINTR
    281 #    undef VINTR
    282 #   endif /* NUMCC <= VINTR */
    283 #  endif /* VINTR */
    284 #  ifdef VQUIT
    285 #   if NUMCC <= VQUIT
    286 #    undef VQUIT
    287 #   endif /* NUMCC <= VQUIT */
    288 #  endif /* VQUIT */
    289 #  ifdef VERASE
    290 #   if NUMCC <= VERASE
    291 #    undef VERASE
    292 #   endif /* NUMCC <= VERASE */
    293 #  endif /* VERASE */
    294 #  ifdef VKILL
    295 #   if NUMCC <= VKILL
    296 #    undef VKILL
    297 #   endif /* NUMCC <= VKILL */
    298 #  endif /* VKILL */
    299 #  ifdef VEOF
    300 #   if NUMCC <= VEOF
    301 #    undef VEOF
    302 #   endif /* NUMCC <= VEOF */
    303 #  endif /* VEOF */
    304 #  ifdef VEOL
    305 #   if NUMCC <= VEOL
    306 #    undef VEOL
    307 #   endif /* NUMCC <= VEOL */
    308 #  endif /* VEOL */
    309 #  ifdef VEOL2
    310 #   if NUMCC <= VEOL2
    311 #    undef VEOL2
    312 #   endif /* NUMCC <= VEOL2 */
    313 #  endif /* VEOL2 */
    314 #  ifdef VSWTCH
    315 #   if NUMCC <= VSWTCH
    316 #    undef VSWTCH
    317 #   endif /* NUMCC <= VSWTCH */
    318 #  endif /* VSWTCH */
    319 #  ifdef VDSWTCH
    320 #   if NUMCC <= VDSWTCH
    321 #    undef VDSWTCH
    322 #   endif /* NUMCC <= VDSWTCH */
    323 #  endif /* VDSWTCH */
    324 #  ifdef VERASE2
    325 #   if NUMCC <= VERASE2
    326 #    undef VERASE2
    327 #   endif /* NUMCC <= VERASE2 */
    328 #  endif /* VERASE2 */
    329 #  ifdef VSTART
    330 #   if NUMCC <= VSTART
    331 #    undef VSTART
    332 #   endif /* NUMCC <= VSTART */
    333 #  endif /* VSTART */
    334 #  ifdef VSTOP
    335 #   if NUMCC <= VSTOP
    336 #    undef VSTOP
    337 #   endif /* NUMCC <= VSTOP */
    338 #  endif /* VSTOP */
    339 #  ifdef VWERASE
    340 #   if NUMCC <= VWERASE
    341 #    undef VWERASE
    342 #   endif /* NUMCC <= VWERASE */
    343 #  endif /* VWERASE */
    344 #  ifdef VSUSP
    345 #   if NUMCC <= VSUSP
    346 #    undef VSUSP
    347 #   endif /* NUMCC <= VSUSP */
    348 #  endif /* VSUSP */
    349 #  ifdef VDSUSP
    350 #   if NUMCC <= VDSUSP
    351 #    undef VDSUSP
    352 #   endif /* NUMCC <= VDSUSP */
    353 #  endif /* VDSUSP */
    354 #  ifdef VREPRINT
    355 #   if NUMCC <= VREPRINT
    356 #    undef VREPRINT
    357 #   endif /* NUMCC <= VREPRINT */
    358 #  endif /* VREPRINT */
    359 #  ifdef VDISCARD
    360 #   if NUMCC <= VDISCARD
    361 #    undef VDISCARD
    362 #   endif /* NUMCC <= VDISCARD */
    363 #  endif /* VDISCARD */
    364 #  ifdef VLNEXT
    365 #   if NUMCC <= VLNEXT
    366 #    undef VLNEXT
    367 #   endif /* NUMCC <= VLNEXT */
    368 #  endif /* VLNEXT */
    369 #  ifdef VSTATUS
    370 #   if NUMCC <= VSTATUS
    371 #    undef VSTATUS
    372 #   endif /* NUMCC <= VSTATUS */
    373 #  endif /* VSTATUS */
    374 #  ifdef VPAGE
    375 #   if NUMCC <= VPAGE
    376 #    undef VPAGE
    377 #   endif /* NUMCC <= VPAGE */
    378 #  endif /* VPAGE */
    379 #  ifdef VPGOFF
    380 #   if NUMCC <= VPGOFF
    381 #    undef VPGOFF
    382 #   endif /* NUMCC <= VPGOFF */
    383 #  endif /* VPGOFF */
    384 #  ifdef VKILL2
    385 #   if NUMCC <= VKILL2
    386 #    undef VKILL2
    387 #   endif /* NUMCC <= VKILL2 */
    388 #  endif /* VKILL2 */
    389 #  ifdef VBRK
    390 #   if NUMCC <= VBRK
    391 #    undef VBRK
    392 #   endif /* NUMCC <= VBRK */
    393 #  endif /* VBRK */
    394 #  ifdef VMIN
    395 #   if NUMCC <= VMIN
    396 #    undef VMIN
    397 #   endif /* NUMCC <= VMIN */
    398 #  endif /* VMIN */
    399 #  ifdef VTIME
    400 #   if NUMCC <= VTIME
    401 #    undef VTIME
    402 #   endif /* NUMCC <= VTIME */
    403 #  endif /* VTIME */
    404 # endif /* NUMCC */
    405 #endif /* !POSIX */
    406 
    407 #define	C_INTR		 0
    408 #define	C_QUIT		 1
    409 #define	C_ERASE		 2
    410 #define	C_KILL		 3
    411 #define	C_EOF		 4
    412 #define	C_EOL		 5
    413 #define	C_EOL2		 6
    414 #define	C_SWTCH		 7
    415 #define	C_DSWTCH	 8
    416 #define	C_ERASE2	 9
    417 #define	C_START		10
    418 #define	C_STOP		11
    419 #define	C_WERASE	12
    420 #define	C_SUSP		13
    421 #define	C_DSUSP		14
    422 #define	C_REPRINT	15
    423 #define	C_DISCARD	16
    424 #define	C_LNEXT		17
    425 #define	C_STATUS	18
    426 #define	C_PAGE		19
    427 #define	C_PGOFF		20
    428 #define	C_KILL2		21
    429 #define	C_BRK		22
    430 #define	C_MIN		23
    431 #define	C_TIME		24
    432 #define	C_NCC		25
    433 #define	C_SH(A)		(1 << (A))
    434 
    435 /*
    436  * Terminal dependend data structures
    437  */
    438 #define	EX_IO	0	/* while we are executing	*/
    439 #define	ED_IO	1	/* while we are editing		*/
    440 #define	TS_IO	2	/* new mode from terminal	*/
    441 #define	QU_IO	2	/* used only for quoted chars	*/
    442 #define	NN_IO	3	/* The number of entries	*/
    443 
    444 #define	MD_INP	0
    445 #define	MD_OUT	1
    446 #define	MD_CTL	2
    447 #define	MD_LIN	3
    448 #define	MD_CHAR	4
    449 #define	MD_NN	5
    450 
    451 typedef struct {
    452 	const char	*t_name;
    453 	unsigned int	 t_setmask;
    454 	unsigned int	 t_clrmask;
    455 } ttyperm_t[NN_IO][MD_NN];
    456 
    457 typedef unsigned char ttychar_t[NN_IO][C_NCC];
    458 
    459 protected int	tty_init(EditLine *);
    460 protected void	tty_end(EditLine *);
    461 protected int	tty_stty(EditLine *, int, const char **);
    462 protected int	tty_rawmode(EditLine *);
    463 protected int	tty_cookedmode(EditLine *);
    464 protected int	tty_quotemode(EditLine *);
    465 protected int	tty_noquotemode(EditLine *);
    466 protected void	tty_bind_char(EditLine *, int);
    467 
    468 typedef struct {
    469     ttyperm_t t_t;
    470     ttychar_t t_c;
    471     struct termios t_ex, t_ed, t_ts;
    472     int t_tabs;
    473     int t_eight;
    474     speed_t t_speed;
    475     int t_mode;
    476     unsigned char t_vdisable;
    477 } el_tty_t;
    478 
    479 
    480 #endif /* _h_el_tty */
    481