summaryrefslogtreecommitdiff
path: root/lib/libedit/tty.h
blob: a80f4eea7c0c1fb0f17dfee98805126fbda504e4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
/*	$OpenBSD: tty.h,v 1.8 2010/06/30 00:05:35 nicm Exp $	*/
/*	$NetBSD: tty.h,v 1.12 2009/12/30 22:37:40 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
 */

/*
 * 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)		(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	*/

#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_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 */