xref: /netbsd-src/bin/csh/char.c (revision 4b30c543a0b21e3ba94f2c569e9a82b4fdb2075f)
1 /*-
2  * Copyright (c) 1980, 1991 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifndef lint
35 /*static char sccsid[] = "from: @(#)char.c	5.6 (Berkeley) 6/7/91";*/
36 static char rcsid[] = "$Id: char.c,v 1.4 1993/08/01 19:00:52 mycroft Exp $";
37 #endif /* not lint */
38 
39 #include "char.h"
40 
41 unsigned short _cmap[256] = {
42 /*	nul		soh		stx		etx	*/
43 	_CTR,		_CTR,		_CTR,		_CTR,
44 
45 /*	eot		enq		ack		bel	*/
46 	_CTR,		_CTR,		_CTR,		_CTR,
47 
48 /*	bs		ht		nl		vt	*/
49 	_CTR,		_CTR|_SP|_META,	_CTR|_NL|_META,	_CTR,
50 
51 /*	np		cr		so		si	*/
52 	_CTR,		_CTR,		_CTR,		_CTR,
53 
54 /*	dle		dc1		dc2		dc3	*/
55 	_CTR,		_CTR,		_CTR,		_CTR,
56 
57 /*	dc4		nak		syn		etb	*/
58 	_CTR,		_CTR,		_CTR,		_CTR,
59 
60 /*	can		em		sub		esc	*/
61 	_CTR,		_CTR,		_CTR,		_CTR,
62 
63 /*	fs		gs		rs		us	*/
64 	_CTR,		_CTR,		_CTR,		_CTR,
65 
66 /*	sp		!		"		#	*/
67 	_SP|_META,	0,		_Q,		_META,
68 
69 /*	$		%		&		'	*/
70 	_DOL,		0,		_META|_CMD,	_Q,
71 
72 /*	(		)		*		+	*/
73 	_META|_CMD,	_META,		_GLOB,		0,
74 
75 /*	,		-		.		/	*/
76 	0,		0,		0,		0,
77 
78 /*	0		1		2		3	*/
79 	_DIG|_XD,	_DIG|_XD,	_DIG|_XD,	_DIG|_XD,
80 
81 /*	4		5		6		7	*/
82 	_DIG|_XD,	_DIG|_XD,	_DIG|_XD,	_DIG|_XD,
83 
84 /*	8		9		:		;	*/
85 	_DIG|_XD,	_DIG|_XD,	0,		_META|_CMD,
86 
87 /*	<		=		>		?	*/
88 	_META,		0,		_META,		_GLOB,
89 
90 /*	@		A		B		C	*/
91 	0,		_LET|_UP|_XD,	_LET|_UP|_XD,	_LET|_UP|_XD,
92 
93 /*	D		E		F		G	*/
94 	_LET|_UP|_XD,	_LET|_UP|_XD,	_LET|_UP|_XD,	_LET|_UP,
95 
96 /*	H		I		J		K	*/
97 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
98 
99 /*	L		M		N		O	*/
100 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
101 
102 /*	P		Q		R		S	*/
103 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
104 
105 /*	T		U		V		W	*/
106 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
107 
108 /*	X		Y		Z		[	*/
109 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_GLOB,
110 
111 /*	\		]		^		_	*/
112 	_ESC,		0,		0,		0,
113 
114 /*	`		a		b		c	*/
115   _Q1|_GLOB|_CMD|_META,	_LET|_LOW|_XD,	_LET|_LOW|_XD,	_LET|_LOW|_XD,
116 
117 /*	d		e		f		g	*/
118 	_LET|_LOW|_XD,	_LET|_LOW|_XD,	_LET|_LOW|_XD,	_LET|_LOW,
119 
120 /*	h		i		j		k	*/
121 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
122 
123 /*	l		m		n		o	*/
124 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
125 
126 /*	p		q		r		s	*/
127 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
128 
129 /*	t		u		v		w	*/
130 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
131 
132 /*	x		y		z		{	*/
133 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_GLOB,
134 
135 /*	|		}		~		del	*/
136 	_META|_CMD,	0,		0,		_CTR,
137 
138 #if defined(SHORT_STRINGS) && !defined(KANJI)
139 /****************************************************************/
140 /* 128 - 255 The below is supposedly ISO 8859/1			*/
141 /****************************************************************/
142 /*	(undef)		(undef)		(undef)		(undef)		*/
143 	_CTR,		_CTR,		_CTR,		_CTR,
144 
145 /*	(undef)		(undef)		(undef)		(undef)		*/
146 	_CTR,		_CTR,		_CTR,		_CTR,
147 
148 /*	(undef)		(undef)		(undef)		(undef)		*/
149 	_CTR,		_CTR,		_CTR,		_CTR,
150 
151 /*	(undef)		(undef)		(undef)		(undef)		*/
152 	_CTR,		_CTR,		_CTR,		_CTR,
153 
154 /*	(undef)		(undef)		(undef)		(undef)		*/
155 	_CTR,		_CTR,		_CTR,		_CTR,
156 
157 /*	(undef)		(undef)		(undef)		(undef)		*/
158 	_CTR,		_CTR,		_CTR,		_CTR,
159 
160 /*	(undef)		(undef)		(undef)		(undef)		*/
161 	_CTR,		_CTR,		_CTR,		_CTR,
162 
163 /*	(undef)		(undef)		(undef)		(undef)		*/
164 	_CTR,		_CTR,		_CTR,		_CTR,
165 
166 /*	nobreakspace	exclamdown	cent		sterling	*/
167 	_SP,		0,		0,		0,
168 
169 /*	currency	yen		brokenbar	section		*/
170 	0,		0,		0,		0,
171 
172 /*	diaeresis	copyright	ordfeminine	guillemotleft	*/
173 	0,		0,		0,		0,
174 
175 /*	notsign		hyphen		registered	macron		*/
176 	0,		0,		0,		0,
177 
178 /*	degree		plusminus	twosuperior	threesuperior	*/
179 	0,		0,		0,		0,
180 
181 /*	acute		mu		paragraph	periodcentered	*/
182 	0,		0,		0,		0,
183 
184 /*	cedilla		onesuperior	masculine	guillemotright	*/
185 	0,		0,		0,		0,
186 
187 /*	onequarter	onehalf		threequarters	questiondown	*/
188 	0,		0,		0,		0,
189 
190 /*	Agrave		Aacute		Acircumflex	Atilde		*/
191 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
192 
193 /*	Adiaeresis	Aring		AE		Ccedilla	*/
194 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
195 
196 /*	Egrave		Eacute		Ecircumflex	Ediaeresis	*/
197 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
198 
199 /*	Igrave		Iacute		Icircumflex	Idiaeresis	*/
200 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
201 
202 /*	ETH		Ntilde		Ograve		Oacute		*/
203 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
204 
205 /*	Ocircumflex	Otilde		Odiaeresis	multiply	*/
206 	_LET|_UP,	_LET|_UP,	_LET|_UP,	0,
207 
208 /*	Ooblique	Ugrave		Uacute		Ucircumflex	*/
209 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_UP,
210 
211 /*	Udiaeresis	Yacute		THORN		ssharp		*/
212 	_LET|_UP,	_LET|_UP,	_LET|_UP,	_LET|_LOW,
213 
214 /*	agrave		aacute		acircumflex	atilde		*/
215 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
216 
217 /*	adiaeresis	aring		ae		ccedilla	*/
218 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
219 
220 /*	egrave		eacute		ecircumflex	ediaeresis	*/
221 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
222 
223 /*	igrave		iacute		icircumflex	idiaeresis	*/
224 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
225 
226 /*	eth		ntilde		ograve		oacute		*/
227 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
228 
229 /*	ocircumflex	otilde		odiaeresis	division	*/
230 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	0,
231 
232 /*	oslash		ugrave		uacute		ucircumflex	*/
233 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
234 
235 /*	udiaeresis	yacute		thorn		ydiaeresis	*/
236 	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,	_LET|_LOW,
237 #endif /* SHORT_STRINGS && !KANJI */
238 };
239 
240 #ifndef NLS
241 /* _cmap_lower, _cmap_upper for ISO 8859/1 */
242 
243 unsigned char _cmap_lower[256] = {
244 	0000,	0001,	0002,	0003,	0004,	0005,	0006,	0007,
245 	0010,	0011,	0012,	0013,	0014,	0015,	0016,	0017,
246 	0020,	0021,	0022,	0023,	0024,	0025,	0026,	0027,
247 	0030,	0031,	0032,	0033,	0034,	0035,	0036,	0037,
248 	0040,	0041,	0042,	0043,	0044,	0045,	0046,	0047,
249 	0050,	0051,	0052,	0053,	0054,	0055,	0056,	0057,
250 	0060,	0061,	0062,	0063,	0064,	0065,	0066,	0067,
251 	0070,	0071,	0072,	0073,	0074,	0075,	0076,	0077,
252 	0100,	0141,	0142,	0143,	0144,	0145,	0146,	0147,
253 	0150,	0151,	0152,	0153,	0154,	0155,	0156,	0157,
254 	0160,	0161,	0162,	0163,	0164,	0165,	0166,	0167,
255 	0170,	0171,	0172,	0133,	0134,	0135,	0136,	0137,
256 	0140,	0141,	0142,	0143,	0144,	0145,	0146,	0147,
257 	0150,	0151,	0152,	0153,	0154,	0155,	0156,	0157,
258 	0160,	0161,	0162,	0163,	0164,	0165,	0166,	0167,
259 	0170,	0171,	0172,	0173,	0174,	0175,	0176,	0177,
260 	0200,	0201,	0202,	0203,	0204,	0205,	0206,	0207,
261 	0210,	0211,	0212,	0213,	0214,	0215,	0216,	0217,
262 	0220,	0221,	0222,	0223,	0224,	0225,	0226,	0227,
263 	0230,	0231,	0232,	0233,	0234,	0235,	0236,	0237,
264 	0240,	0241,	0242,	0243,	0244,	0245,	0246,	0247,
265 	0250,	0251,	0252,	0253,	0254,	0255,	0256,	0257,
266 	0260,	0261,	0262,	0263,	0264,	0265,	0266,	0267,
267 	0270,	0271,	0272,	0273,	0274,	0275,	0276,	0277,
268 	0340,	0341,	0342,	0343,	0344,	0345,	0346,	0347,
269 	0350,	0351,	0352,	0353,	0354,	0355,	0356,	0357,
270 	0360,	0361,	0362,	0363,	0364,	0365,	0366,	0327,
271 	0370,	0371,	0372,	0373,	0374,	0375,	0376,	0337,
272 	0340,	0341,	0342,	0343,	0344,	0345,	0346,	0347,
273 	0350,	0351,	0352,	0353,	0354,	0355,	0356,	0357,
274 	0360,	0361,	0362,	0363,	0364,	0365,	0366,	0367,
275 	0370,	0371,	0372,	0373,	0374,	0375,	0376,	0377,
276 };
277 
278 unsigned char _cmap_upper[256] = {
279 	0000,	0001,	0002,	0003,	0004,	0005,	0006,	0007,
280 	0010,	0011,	0012,	0013,	0014,	0015,	0016,	0017,
281 	0020,	0021,	0022,	0023,	0024,	0025,	0026,	0027,
282 	0030,	0031,	0032,	0033,	0034,	0035,	0036,	0037,
283 	0040,	0041,	0042,	0043,	0044,	0045,	0046,	0047,
284 	0050,	0051,	0052,	0053,	0054,	0055,	0056,	0057,
285 	0060,	0061,	0062,	0063,	0064,	0065,	0066,	0067,
286 	0070,	0071,	0072,	0073,	0074,	0075,	0076,	0077,
287 	0100,	0101,	0102,	0103,	0104,	0105,	0106,	0107,
288 	0110,	0111,	0112,	0113,	0114,	0115,	0116,	0117,
289 	0120,	0121,	0122,	0123,	0124,	0125,	0126,	0127,
290 	0130,	0131,	0132,	0133,	0134,	0135,	0136,	0137,
291 	0140,	0101,	0102,	0103,	0104,	0105,	0106,	0107,
292 	0110,	0111,	0112,	0113,	0114,	0115,	0116,	0117,
293 	0120,	0121,	0122,	0123,	0124,	0125,	0126,	0127,
294 	0130,	0131,	0132,	0173,	0174,	0175,	0176,	0177,
295 	0200,	0201,	0202,	0203,	0204,	0205,	0206,	0207,
296 	0210,	0211,	0212,	0213,	0214,	0215,	0216,	0217,
297 	0220,	0221,	0222,	0223,	0224,	0225,	0226,	0227,
298 	0230,	0231,	0232,	0233,	0234,	0235,	0236,	0237,
299 	0240,	0241,	0242,	0243,	0244,	0245,	0246,	0247,
300 	0250,	0251,	0252,	0253,	0254,	0255,	0256,	0257,
301 	0260,	0261,	0262,	0263,	0264,	0265,	0266,	0267,
302 	0270,	0271,	0272,	0273,	0274,	0275,	0276,	0277,
303 	0300,	0301,	0302,	0303,	0304,	0305,	0306,	0307,
304 	0310,	0311,	0312,	0313,	0314,	0315,	0316,	0317,
305 	0320,	0321,	0322,	0323,	0324,	0325,	0326,	0327,
306 	0330,	0331,	0332,	0333,	0334,	0335,	0336,	0337,
307 	0300,	0301,	0302,	0303,	0304,	0305,	0306,	0307,
308 	0310,	0311,	0312,	0313,	0314,	0315,	0316,	0317,
309 	0320,	0321,	0322,	0323,	0324,	0325,	0326,	0367,
310 	0330,	0331,	0332,	0333,	0334,	0335,	0336,	0377,
311 };
312 #endif /* NLS */
313