/[dtapublic]/projs/trunk/shared_source/tcl_base/regc_locale.c
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Revision 42 - (show annotations) (download)
Fri Oct 14 01:50:00 2016 UTC (7 years, 5 months ago) by dashley
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Move shared source code to commonize.
1 /* $Header: /cvsroot/esrg/sfesrg/esrgpcpj/shared/tcl_base/regc_locale.c,v 1.1.1.1 2001/06/13 04:32:00 dtashley Exp $ */
2
3 /*
4 * regc_locale.c --
5 *
6 * This file contains the Unicode locale specific regexp routines.
7 * This file is #included by regcomp.c.
8 *
9 * Copyright (c) 1998 by Scriptics Corporation.
10 *
11 * See the file "license.terms" for information on usage and redistribution
12 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
13 *
14 * RCS: @(#) $Id: regc_locale.c,v 1.1.1.1 2001/06/13 04:32:00 dtashley Exp $
15 */
16
17 /* ASCII character-name table */
18
19 static struct cname {
20 char *name;
21 char code;
22 } cnames[] = {
23 {"NUL", '\0'},
24 {"SOH", '\001'},
25 {"STX", '\002'},
26 {"ETX", '\003'},
27 {"EOT", '\004'},
28 {"ENQ", '\005'},
29 {"ACK", '\006'},
30 {"BEL", '\007'},
31 {"alert", '\007'},
32 {"BS", '\010'},
33 {"backspace", '\b'},
34 {"HT", '\011'},
35 {"tab", '\t'},
36 {"LF", '\012'},
37 {"newline", '\n'},
38 {"VT", '\013'},
39 {"vertical-tab", '\v'},
40 {"FF", '\014'},
41 {"form-feed", '\f'},
42 {"CR", '\015'},
43 {"carriage-return", '\r'},
44 {"SO", '\016'},
45 {"SI", '\017'},
46 {"DLE", '\020'},
47 {"DC1", '\021'},
48 {"DC2", '\022'},
49 {"DC3", '\023'},
50 {"DC4", '\024'},
51 {"NAK", '\025'},
52 {"SYN", '\026'},
53 {"ETB", '\027'},
54 {"CAN", '\030'},
55 {"EM", '\031'},
56 {"SUB", '\032'},
57 {"ESC", '\033'},
58 {"IS4", '\034'},
59 {"FS", '\034'},
60 {"IS3", '\035'},
61 {"GS", '\035'},
62 {"IS2", '\036'},
63 {"RS", '\036'},
64 {"IS1", '\037'},
65 {"US", '\037'},
66 {"space", ' '},
67 {"exclamation-mark", '!'},
68 {"quotation-mark", '"'},
69 {"number-sign", '#'},
70 {"dollar-sign", '$'},
71 {"percent-sign", '%'},
72 {"ampersand", '&'},
73 {"apostrophe", '\''},
74 {"left-parenthesis", '('},
75 {"right-parenthesis", ')'},
76 {"asterisk", '*'},
77 {"plus-sign", '+'},
78 {"comma", ','},
79 {"hyphen", '-'},
80 {"hyphen-minus", '-'},
81 {"period", '.'},
82 {"full-stop", '.'},
83 {"slash", '/'},
84 {"solidus", '/'},
85 {"zero", '0'},
86 {"one", '1'},
87 {"two", '2'},
88 {"three", '3'},
89 {"four", '4'},
90 {"five", '5'},
91 {"six", '6'},
92 {"seven", '7'},
93 {"eight", '8'},
94 {"nine", '9'},
95 {"colon", ':'},
96 {"semicolon", ';'},
97 {"less-than-sign", '<'},
98 {"equals-sign", '='},
99 {"greater-than-sign", '>'},
100 {"question-mark", '?'},
101 {"commercial-at", '@'},
102 {"left-square-bracket", '['},
103 {"backslash", '\\'},
104 {"reverse-solidus", '\\'},
105 {"right-square-bracket", ']'},
106 {"circumflex", '^'},
107 {"circumflex-accent", '^'},
108 {"underscore", '_'},
109 {"low-line", '_'},
110 {"grave-accent", '`'},
111 {"left-brace", '{'},
112 {"left-curly-bracket", '{'},
113 {"vertical-line", '|'},
114 {"right-brace", '}'},
115 {"right-curly-bracket", '}'},
116 {"tilde", '~'},
117 {"DEL", '\177'},
118 {NULL, 0}
119 };
120
121 /* Unicode character-class tables */
122
123 typedef struct crange {
124 chr start;
125 chr end;
126 } crange;
127
128 /* Unicode: (Alphabetic) */
129
130 static crange alphaRangeTable[] = {
131 {0x0041, 0x005a}, {0x0061, 0x007a}, {0x00c0, 0x00d6}, {0x00d8, 0x00f6},
132 {0x00f8, 0x01f5}, {0x01fa, 0x0217}, {0x0250, 0x02a8}, {0x02b0, 0x02b8},
133 {0x02bb, 0x02c1}, {0x02e0, 0x02e4}, {0x0388, 0x038a}, {0x038e, 0x03a1},
134 {0x03a3, 0x03ce}, {0x03d0, 0x03d6}, {0x03e2, 0x03f3}, {0x0401, 0x040c},
135 {0x040e, 0x044f}, {0x0451, 0x045c}, {0x045e, 0x0481}, {0x0490, 0x04c4},
136 {0x04d0, 0x04eb}, {0x04ee, 0x04f5}, {0x0531, 0x0556}, {0x0561, 0x0587},
137 {0x05d0, 0x05ea}, {0x05f0, 0x05f2}, {0x0621, 0x063a}, {0x0640, 0x064a},
138 {0x0671, 0x06b7}, {0x06ba, 0x06be}, {0x06c0, 0x06ce}, {0x06d0, 0x06d3},
139 {0x0905, 0x0939}, {0x0958, 0x0961}, {0x0985, 0x098c}, {0x0993, 0x09a8},
140 {0x09aa, 0x09b0}, {0x09b6, 0x09b9}, {0x09df, 0x09e1}, {0x0a05, 0x0a0a},
141 {0x0a13, 0x0a28}, {0x0a2a, 0x0a30}, {0x0a59, 0x0a5c}, {0x0a72, 0x0a74},
142 {0x0a85, 0x0a8b}, {0x0a8f, 0x0a91}, {0x0a93, 0x0aa8}, {0x0aaa, 0x0ab0},
143 {0x0ab5, 0x0ab9}, {0x0b05, 0x0b0c}, {0x0b13, 0x0b28}, {0x0b2a, 0x0b30},
144 {0x0b36, 0x0b39}, {0x0b5f, 0x0b61}, {0x0b85, 0x0b8a}, {0x0b8e, 0x0b90},
145 {0x0b92, 0x0b95}, {0x0ba8, 0x0baa}, {0x0bae, 0x0bb5}, {0x0bb7, 0x0bb9},
146 {0x0c05, 0x0c0c}, {0x0c0e, 0x0c10}, {0x0c12, 0x0c28}, {0x0c2a, 0x0c33},
147 {0x0c35, 0x0c39}, {0x0c85, 0x0c8c}, {0x0c8e, 0x0c90}, {0x0c92, 0x0ca8},
148 {0x0caa, 0x0cb3}, {0x0cb5, 0x0cb9}, {0x0d05, 0x0d0c}, {0x0d0e, 0x0d10},
149 {0x0d12, 0x0d28}, {0x0d2a, 0x0d39}, {0x0e01, 0x0e30}, {0x0e40, 0x0e46},
150 {0x0e94, 0x0e97}, {0x0e99, 0x0e9f}, {0x0ea1, 0x0ea3}, {0x0ead, 0x0eb0},
151 {0x0ec0, 0x0ec4}, {0x0f40, 0x0f47}, {0x0f49, 0x0f69}, {0x0f88, 0x0f8b},
152 {0x10a0, 0x10c5}, {0x10d0, 0x10f6}, {0x1100, 0x1159}, {0x115f, 0x11a2},
153 {0x11a8, 0x11f9}, {0x1e00, 0x1e9b}, {0x1ea0, 0x1ef9}, {0x1f00, 0x1f15},
154 {0x1f18, 0x1f1d}, {0x1f20, 0x1f45}, {0x1f48, 0x1f4d}, {0x1f50, 0x1f57},
155 {0x1f5f, 0x1f7d}, {0x1f80, 0x1fb4}, {0x1fb6, 0x1fbc}, {0x1fc2, 0x1fc4},
156 {0x1fc6, 0x1fcc}, {0x1fd0, 0x1fd3}, {0x1fd6, 0x1fdb}, {0x1fe0, 0x1fec},
157 {0x1ff2, 0x1ff4}, {0x1ff6, 0x1ffc}, {0x210a, 0x2113}, {0x2118, 0x211d},
158 {0x212a, 0x2131}, {0x2133, 0x2138}, {0x3031, 0x3035}, {0x3041, 0x3094},
159 {0x30a1, 0x30fa}, {0x30fc, 0x30fe}, {0x3105, 0x312c}, {0x3131, 0x318e},
160 {0x4e00, 0x9fa5}, {0xac00, 0xd7a3}, {0xf900, 0xfa2d}, {0xfb00, 0xfb06},
161 {0xfb13, 0xfb17}, {0xfb1f, 0xfb28}, {0xfb2a, 0xfb36}, {0xfb38, 0xfb3c},
162 {0xfb46, 0xfbb1}, {0xfbd3, 0xfd3d}, {0xfd50, 0xfd8f}, {0xfd92, 0xfdc7},
163 {0xfdf0, 0xfdfb}, {0xfe70, 0xfe72}, {0xfe76, 0xfefc}, {0xff21, 0xff3a},
164 {0xff41, 0xff5a}, {0xff66, 0xffbe}, {0xffc2, 0xffc7}, {0xffca, 0xffcf},
165 {0xffd2, 0xffd7}, {0xffda, 0xffdc}
166 };
167
168 #define NUM_ALPHA_RANGE (sizeof(alphaRangeTable)/sizeof(crange))
169
170 static chr alphaCharTable[] = {
171 0x00aa, 0x00b5, 0x00ba, 0x02d0, 0x02d1, 0x037a, 0x0386, 0x038c, 0x03da,
172 0x03dc, 0x03de, 0x03e0, 0x04c7, 0x04c8, 0x04cb, 0x04cc, 0x04f8, 0x04f9,
173 0x0559, 0x06d5, 0x06e5, 0x06e6, 0x093d, 0x0950, 0x098f, 0x0990, 0x09b2,
174 0x09dc, 0x09dd, 0x09f0, 0x09f1, 0x0a0f, 0x0a10, 0x0a32, 0x0a33, 0x0a35,
175 0x0a36, 0x0a38, 0x0a39, 0x0a5e, 0x0a8d, 0x0ab2, 0x0ab3, 0x0abd, 0x0ad0,
176 0x0ae0, 0x0b0f, 0x0b10, 0x0b32, 0x0b33, 0x0b3d, 0x0b5c, 0x0b5d, 0x0b99,
177 0x0b9a, 0x0b9c, 0x0b9e, 0x0b9f, 0x0ba3, 0x0ba4, 0x0c60, 0x0c61, 0x0cde,
178 0x0ce0, 0x0ce1, 0x0d60, 0x0d61, 0x0e32, 0x0e33, 0x0e81, 0x0e82, 0x0e84,
179 0x0e87, 0x0e88, 0x0e8a, 0x0e8d, 0x0ea5, 0x0ea7, 0x0eaa, 0x0eab, 0x0eb2,
180 0x0eb3, 0x0ebd, 0x0ec6, 0x0edc, 0x0edd, 0x0f00, 0x1f59, 0x1f5b, 0x1f5d,
181 0x1fbe, 0x207f, 0x2102, 0x2107, 0x2115, 0x2124, 0x2126, 0x2128, 0x3005,
182 0x3006, 0x309d, 0x309e, 0xfb3e, 0xfb40, 0xfb41, 0xfb43, 0xfb44, 0xfe74
183 };
184
185 #define NUM_ALPHA_CHAR (sizeof(alphaCharTable)/sizeof(chr))
186
187 /* Unicode: (Decimal digit) */
188
189 static crange digitRangeTable[] = {
190 {0x0030, 0x0039}, {0x0660, 0x0669}, {0x06f0, 0x06f9}, {0x0966, 0x096f},
191 {0x09e6, 0x09ef}, {0x0a66, 0x0a6f}, {0x0ae6, 0x0aef}, {0x0b66, 0x0b6f},
192 {0x0be7, 0x0bef}, {0x0c66, 0x0c6f}, {0x0ce6, 0x0cef}, {0x0d66, 0x0d6f},
193 {0x0e50, 0x0e59}, {0x0ed0, 0x0ed9}, {0x0f20, 0x0f29}, {0xff10, 0xff19}
194 };
195
196 #define NUM_DIGIT_RANGE (sizeof(digitRangeTable)/sizeof(crange))
197
198 /* Unicode: (Punctuation) */
199
200 static crange punctRangeTable[] = {
201 {0x0021, 0x0023}, {0x0025, 0x002a}, {0x002c, 0x002f}, {0x005b, 0x005d},
202 {0x055a, 0x055f}, {0x066a, 0x066d}, {0x0f04, 0x0f12}, {0x0f3a, 0x0f3d},
203 {0x2010, 0x2027}, {0x2030, 0x2043}, {0x3001, 0x3003}, {0x3008, 0x3011},
204 {0x3014, 0x301f}, {0xfe30, 0xfe44}, {0xfe49, 0xfe52}, {0xfe54, 0xfe61},
205 {0xff01, 0xff03}, {0xff05, 0xff0a}, {0xff0c, 0xff0f}, {0xff3b, 0xff3d},
206 {0xff61, 0xff65}
207 };
208
209 #define NUM_PUNCT_RANGE (sizeof(punctRangeTable)/sizeof(crange))
210
211 static chr punctCharTable[] = {
212 0x003a, 0x003b, 0x003f, 0x0040, 0x005f, 0x007b, 0x007d, 0x00a1, 0x00ab,
213 0x00ad, 0x00b7, 0x00bb, 0x00bf, 0x037e, 0x0387, 0x0589, 0x05be, 0x05c0,
214 0x05c3, 0x05f3, 0x05f4, 0x060c, 0x061b, 0x061f, 0x06d4, 0x0964, 0x0965,
215 0x0970, 0x0e5a, 0x0e5b, 0x0f85, 0x10fb, 0x2045, 0x2046, 0x207d, 0x207e,
216 0x208d, 0x208e, 0x2329, 0x232a, 0x3030, 0x30fb, 0xfd3e, 0xfd3f, 0xfe63,
217 0xfe68, 0xfe6a, 0xfe6b, 0xff1a, 0xff1b, 0xff1f, 0xff20, 0xff3f, 0xff5b,
218 0xff5d
219 };
220
221 #define NUM_PUNCT_CHAR (sizeof(punctCharTable)/sizeof(chr))
222
223 /* Unicode: (White space) */
224
225 static crange spaceRangeTable[] = {
226 {0x0009, 0x000d}, {0x2000, 0x200b},
227 };
228
229 #define NUM_SPACE_RANGE (sizeof(spaceRangeTable)/sizeof(crange))
230
231 static chr spaceCharTable[] = {
232 0x0020, 0x00a0, 0x2028, 0x2029, 0x3000
233 };
234
235 #define NUM_SPACE_CHAR (sizeof(spaceCharTable)/sizeof(chr))
236
237 /* Unicode: lowercase characters */
238
239 static crange lowerRangeTable[] = {
240 {0x0061, 0x007a}, {0x00df, 0x00f6}, {0x00f8, 0x00ff}, {0x017e, 0x0180},
241 {0x0199, 0x019b}, {0x0250, 0x02a8}, {0x03ac, 0x03ce}, {0x03ef, 0x03f2},
242 {0x0430, 0x044f}, {0x0451, 0x045c}, {0x0561, 0x0587}, {0x10d0, 0x10f6},
243 {0x1e95, 0x1e9b}, {0x1f00, 0x1f07}, {0x1f10, 0x1f15}, {0x1f20, 0x1f27},
244 {0x1f30, 0x1f37}, {0x1f40, 0x1f45}, {0x1f50, 0x1f57}, {0x1f60, 0x1f67},
245 {0x1f70, 0x1f7d}, {0x1f80, 0x1f87}, {0x1f90, 0x1f97}, {0x1fa0, 0x1fa7},
246 {0x1fb0, 0x1fb4}, {0x1fc2, 0x1fc4}, {0x1fd0, 0x1fd3}, {0x1fe0, 0x1fe7},
247 {0x1ff2, 0x1ff4}, {0xfb00, 0xfb06}, {0xfb13, 0xfb17}, {0xff41, 0xff5a}
248 };
249
250 #define NUM_LOWER_RANGE (sizeof(lowerRangeTable)/sizeof(crange))
251
252 static chr lowerCharTable[] = {
253 0x00aa, 0x00b5, 0x00ba, 0x0101, 0x0103, 0x0105, 0x0107, 0x0109, 0x010b,
254 0x010d, 0x010f, 0x0111, 0x0113, 0x0115, 0x0117, 0x0119, 0x011b, 0x011d,
255 0x011f, 0x0121, 0x0123, 0x0125, 0x0127, 0x0129, 0x012b, 0x012d, 0x012f,
256 0x0131, 0x0133, 0x0135, 0x0137, 0x0138, 0x013a, 0x013c, 0x013e, 0x0140,
257 0x0142, 0x0144, 0x0146, 0x0148, 0x0149, 0x014b, 0x014d, 0x014f, 0x0151,
258 0x0153, 0x0155, 0x0157, 0x0159, 0x015b, 0x015d, 0x015f, 0x0161, 0x0163,
259 0x0165, 0x0167, 0x0169, 0x016b, 0x016d, 0x016f, 0x0171, 0x0173, 0x0175,
260 0x0177, 0x017a, 0x017c, 0x0183, 0x0185, 0x0188, 0x018c, 0x018d, 0x0192,
261 0x0195, 0x019e, 0x01a1, 0x01a3, 0x01a5, 0x01a8, 0x01ab, 0x01ad, 0x01b0,
262 0x01b4, 0x01b6, 0x01b9, 0x01ba, 0x01bd, 0x01c6, 0x01c9, 0x01cc, 0x01ce,
263 0x01d0, 0x01d2, 0x01d4, 0x01d6, 0x01d8, 0x01da, 0x01dc, 0x01dd, 0x01df,
264 0x01e1, 0x01e3, 0x01e5, 0x01e7, 0x01e9, 0x01eb, 0x01ed, 0x01ef, 0x01f0,
265 0x01f3, 0x01f5, 0x01fb, 0x01fd, 0x01ff, 0x0201, 0x0203, 0x0205, 0x0207,
266 0x0209, 0x020b, 0x020d, 0x020f, 0x0211, 0x0213, 0x0215, 0x0217, 0x0390,
267 0x03d0, 0x03d1, 0x03d5, 0x03d6, 0x03e3, 0x03e5, 0x03e7, 0x03e9, 0x03eb,
268 0x03ed, 0x045e, 0x045f, 0x0461, 0x0463, 0x0465, 0x0467, 0x0469, 0x046b,
269 0x046d, 0x046f, 0x0471, 0x0473, 0x0475, 0x0477, 0x0479, 0x047b, 0x047d,
270 0x047f, 0x0481, 0x0491, 0x0493, 0x0495, 0x0497, 0x0499, 0x049b, 0x049d,
271 0x049f, 0x04a1, 0x04a3, 0x04a5, 0x04a7, 0x04a9, 0x04ab, 0x04ad, 0x04af,
272 0x04b1, 0x04b3, 0x04b5, 0x04b7, 0x04b9, 0x04bb, 0x04bd, 0x04bf, 0x04c2,
273 0x04c4, 0x04c8, 0x04cc, 0x04d1, 0x04d3, 0x04d5, 0x04d7, 0x04d9, 0x04db,
274 0x04dd, 0x04df, 0x04e1, 0x04e3, 0x04e5, 0x04e7, 0x04e9, 0x04eb, 0x04ef,
275 0x04f1, 0x04f3, 0x04f5, 0x04f9, 0x1e01, 0x1e03, 0x1e05, 0x1e07, 0x1e09,
276 0x1e0b, 0x1e0d, 0x1e0f, 0x1e11, 0x1e13, 0x1e15, 0x1e17, 0x1e19, 0x1e1b,
277 0x1e1d, 0x1e1f, 0x1e21, 0x1e23, 0x1e25, 0x1e27, 0x1e29, 0x1e2b, 0x1e2d,
278 0x1e2f, 0x1e31, 0x1e33, 0x1e35, 0x1e37, 0x1e39, 0x1e3b, 0x1e3d, 0x1e3f,
279 0x1e41, 0x1e43, 0x1e45, 0x1e47, 0x1e49, 0x1e4b, 0x1e4d, 0x1e4f, 0x1e51,
280 0x1e53, 0x1e55, 0x1e57, 0x1e59, 0x1e5b, 0x1e5d, 0x1e5f, 0x1e61, 0x1e63,
281 0x1e65, 0x1e67, 0x1e69, 0x1e6b, 0x1e6d, 0x1e6f, 0x1e71, 0x1e73, 0x1e75,
282 0x1e77, 0x1e79, 0x1e7b, 0x1e7d, 0x1e7f, 0x1e81, 0x1e83, 0x1e85, 0x1e87,
283 0x1e89, 0x1e8b, 0x1e8d, 0x1e8f, 0x1e91, 0x1e93, 0x1ea1, 0x1ea3, 0x1ea5,
284 0x1ea7, 0x1ea9, 0x1eab, 0x1ead, 0x1eaf, 0x1eb1, 0x1eb3, 0x1eb5, 0x1eb7,
285 0x1eb9, 0x1ebb, 0x1ebd, 0x1ebf, 0x1ec1, 0x1ec3, 0x1ec5, 0x1ec7, 0x1ec9,
286 0x1ecb, 0x1ecd, 0x1ecf, 0x1ed1, 0x1ed3, 0x1ed5, 0x1ed7, 0x1ed9, 0x1edb,
287 0x1edd, 0x1edf, 0x1ee1, 0x1ee3, 0x1ee5, 0x1ee7, 0x1ee9, 0x1eeb, 0x1eed,
288 0x1eef, 0x1ef1, 0x1ef3, 0x1ef5, 0x1ef7, 0x1ef9, 0x1fb6, 0x1fb7, 0x1fbe,
289 0x1fc6, 0x1fc7, 0x1fd6, 0x1fd7, 0x1ff6, 0x1ff7, 0x207f, 0x210a, 0x210e,
290 0x210f, 0x2113, 0x2118, 0x212e, 0x212f, 0x2134
291 };
292
293 #define NUM_LOWER_CHAR (sizeof(lowerCharTable)/sizeof(chr))
294
295 /* Unicode: uppercase characters */
296
297 static crange upperRangeTable[] = {
298 {0x0041, 0x005a}, {0x00c0, 0x00d6}, {0x00d8, 0x00de}, {0x0189, 0x018b},
299 {0x018e, 0x0191}, {0x0196, 0x0198}, {0x01b1, 0x01b3}, {0x0388, 0x038a},
300 {0x0391, 0x03a1}, {0x03a3, 0x03ab}, {0x03d2, 0x03d4}, {0x0401, 0x040c},
301 {0x040e, 0x042f}, {0x0531, 0x0556}, {0x10a0, 0x10c5}, {0x1f08, 0x1f0f},
302 {0x1f18, 0x1f1d}, {0x1f28, 0x1f2f}, {0x1f38, 0x1f3f}, {0x1f48, 0x1f4d},
303 {0x1f68, 0x1f6f}, {0x1f88, 0x1f8f}, {0x1f98, 0x1f9f}, {0x1fa8, 0x1faf},
304 {0x1fb8, 0x1fbc}, {0x1fc8, 0x1fcc}, {0x1fd8, 0x1fdb}, {0x1fe8, 0x1fec},
305 {0x1ff8, 0x1ffc}, {0x210b, 0x210d}, {0x2110, 0x2112}, {0x2119, 0x211d},
306 {0x212a, 0x212d}, {0xff21, 0xff3a}
307 };
308
309 #define NUM_UPPER_RANGE (sizeof(upperRangeTable)/sizeof(crange))
310
311 static chr upperCharTable[] = {
312 0x0100, 0x0102, 0x0104, 0x0106, 0x0108, 0x010a, 0x010c, 0x010e, 0x0110,
313 0x0112, 0x0114, 0x0116, 0x0118, 0x011a, 0x011c, 0x011e, 0x0120, 0x0122,
314 0x0124, 0x0126, 0x0128, 0x012a, 0x012c, 0x012e, 0x0130, 0x0132, 0x0134,
315 0x0136, 0x0139, 0x013b, 0x013d, 0x013f, 0x0141, 0x0143, 0x0145, 0x0147,
316 0x014a, 0x014c, 0x014e, 0x0150, 0x0152, 0x0154, 0x0156, 0x0158, 0x015a,
317 0x015c, 0x015e, 0x0160, 0x0162, 0x0164, 0x0166, 0x0168, 0x016a, 0x016c,
318 0x016e, 0x0170, 0x0172, 0x0174, 0x0176, 0x0178, 0x0179, 0x017b, 0x017d,
319 0x0181, 0x0182, 0x0184, 0x0186, 0x0187, 0x0193, 0x0194, 0x019c, 0x019d,
320 0x019f, 0x01a0, 0x01a2, 0x01a4, 0x01a6, 0x01a7, 0x01a9, 0x01ac, 0x01ae,
321 0x01af, 0x01b5, 0x01b7, 0x01b8, 0x01bc, 0x01c4, 0x01c7, 0x01ca, 0x01cd,
322 0x01cf, 0x01d1, 0x01d3, 0x01d5, 0x01d7, 0x01d9, 0x01db, 0x01de, 0x01e0,
323 0x01e2, 0x01e4, 0x01e6, 0x01e8, 0x01ea, 0x01ec, 0x01ee, 0x01f1, 0x01f4,
324 0x01fa, 0x01fc, 0x01fe, 0x0200, 0x0202, 0x0204, 0x0206, 0x0208, 0x020a,
325 0x020c, 0x020e, 0x0210, 0x0212, 0x0214, 0x0216, 0x0386, 0x038c, 0x038e,
326 0x038f, 0x03da, 0x03dc, 0x03de, 0x03e0, 0x03e2, 0x03e4, 0x03e6, 0x03e8,
327 0x03ea, 0x03ec, 0x03ee, 0x0460, 0x0462, 0x0464, 0x0466, 0x0468, 0x046a,
328 0x046c, 0x046e, 0x0470, 0x0472, 0x0474, 0x0476, 0x0478, 0x047a, 0x047c,
329 0x047e, 0x0480, 0x0490, 0x0492, 0x0494, 0x0496, 0x0498, 0x049a, 0x049c,
330 0x049e, 0x04a0, 0x04a2, 0x04a4, 0x04a6, 0x04a8, 0x04aa, 0x04ac, 0x04ae,
331 0x04b0, 0x04b2, 0x04b4, 0x04b6, 0x04b8, 0x04ba, 0x04bc, 0x04be, 0x04c1,
332 0x04c3, 0x04c7, 0x04cb, 0x04d0, 0x04d2, 0x04d4, 0x04d6, 0x04d8, 0x04da,
333 0x04dc, 0x04de, 0x04e0, 0x04e2, 0x04e4, 0x04e6, 0x04e8, 0x04ea, 0x04ee,
334 0x04f0, 0x04f2, 0x04f4, 0x04f8, 0x1e00, 0x1e02, 0x1e04, 0x1e06, 0x1e08,
335 0x1e0a, 0x1e0c, 0x1e0e, 0x1e10, 0x1e12, 0x1e14, 0x1e16, 0x1e18, 0x1e1a,
336 0x1e1c, 0x1e1e, 0x1e20, 0x1e22, 0x1e24, 0x1e26, 0x1e28, 0x1e2a, 0x1e2c,
337 0x1e2e, 0x1e30, 0x1e32, 0x1e34, 0x1e36, 0x1e38, 0x1e3a, 0x1e3c, 0x1e3e,
338 0x1e40, 0x1e42, 0x1e44, 0x1e46, 0x1e48, 0x1e4a, 0x1e4c, 0x1e4e, 0x1e50,
339 0x1e52, 0x1e54, 0x1e56, 0x1e58, 0x1e5a, 0x1e5c, 0x1e5e, 0x1e60, 0x1e62,
340 0x1e64, 0x1e66, 0x1e68, 0x1e6a, 0x1e6c, 0x1e6e, 0x1e70, 0x1e72, 0x1e74,
341 0x1e76, 0x1e78, 0x1e7a, 0x1e7c, 0x1e7e, 0x1e80, 0x1e82, 0x1e84, 0x1e86,
342 0x1e88, 0x1e8a, 0x1e8c, 0x1e8e, 0x1e90, 0x1e92, 0x1e94, 0x1ea0, 0x1ea2,
343 0x1ea4, 0x1ea6, 0x1ea8, 0x1eaa, 0x1eac, 0x1eae, 0x1eb0, 0x1eb2, 0x1eb4,
344 0x1eb6, 0x1eb8, 0x1eba, 0x1ebc, 0x1ebe, 0x1ec0, 0x1ec2, 0x1ec4, 0x1ec6,
345 0x1ec8, 0x1eca, 0x1ecc, 0x1ece, 0x1ed0, 0x1ed2, 0x1ed4, 0x1ed6, 0x1ed8,
346 0x1eda, 0x1edc, 0x1ede, 0x1ee0, 0x1ee2, 0x1ee4, 0x1ee6, 0x1ee8, 0x1eea,
347 0x1eec, 0x1eee, 0x1ef0, 0x1ef2, 0x1ef4, 0x1ef6, 0x1ef8, 0x1f59, 0x1f5b,
348 0x1f5d, 0x1f5f, 0x2102, 0x2107, 0x2115, 0x2124, 0x2126, 0x2128, 0x2130,
349 0x2131, 0x2133
350 };
351
352 #define NUM_UPPER_CHAR (sizeof(upperCharTable)/sizeof(chr))
353
354 /*
355 * The graph table includes the set of characters that are Unicode
356 * print characters excluding space.
357 */
358
359 static crange graphRangeTable[] = {
360 {0x0021, 0x007e}, {0x00a0, 0x011f}, {0x0121, 0x01f5}, {0x01fa, 0x0217},
361 {0x0250, 0x02a8}, {0x02b0, 0x02de}, {0x02e0, 0x02e9}, {0x0300, 0x031f},
362 {0x0321, 0x0345}, {0x0384, 0x038a}, {0x038e, 0x03a1}, {0x03a3, 0x03ce},
363 {0x03d0, 0x03d6}, {0x03e2, 0x03f3}, {0x0401, 0x040c}, {0x040e, 0x041f},
364 {0x0421, 0x044f}, {0x0451, 0x045c}, {0x045e, 0x0486}, {0x0490, 0x04c4},
365 {0x04d0, 0x04eb}, {0x04ee, 0x04f5}, {0x0531, 0x0556}, {0x0559, 0x055f},
366 {0x0561, 0x0587}, {0x0591, 0x05a1}, {0x05a3, 0x05b9}, {0x05bb, 0x05c4},
367 {0x05d0, 0x05ea}, {0x05f0, 0x05f4}, {0x0621, 0x063a}, {0x0640, 0x0652},
368 {0x0660, 0x066d}, {0x0670, 0x06b7}, {0x06ba, 0x06be}, {0x06c0, 0x06ce},
369 {0x06d0, 0x06ed}, {0x06f0, 0x06f9}, {0x0901, 0x0903}, {0x0905, 0x091f},
370 {0x0921, 0x0939}, {0x093c, 0x094d}, {0x0950, 0x0954}, {0x0958, 0x0970},
371 {0x0981, 0x0983}, {0x0985, 0x098c}, {0x0993, 0x09a8}, {0x09aa, 0x09b0},
372 {0x09b6, 0x09b9}, {0x09be, 0x09c4}, {0x09cb, 0x09cd}, {0x09df, 0x09e3},
373 {0x09e6, 0x09fa}, {0x0a05, 0x0a0a}, {0x0a13, 0x0a1f}, {0x0a21, 0x0a28},
374 {0x0a2a, 0x0a30}, {0x0a3e, 0x0a42}, {0x0a4b, 0x0a4d}, {0x0a59, 0x0a5c},
375 {0x0a66, 0x0a74}, {0x0a81, 0x0a83}, {0x0a85, 0x0a8b}, {0x0a8f, 0x0a91},
376 {0x0a93, 0x0aa8}, {0x0aaa, 0x0ab0}, {0x0ab5, 0x0ab9}, {0x0abc, 0x0ac5},
377 {0x0ac7, 0x0ac9}, {0x0acb, 0x0acd}, {0x0ae6, 0x0aef}, {0x0b01, 0x0b03},
378 {0x0b05, 0x0b0c}, {0x0b13, 0x0b1f}, {0x0b21, 0x0b28}, {0x0b2a, 0x0b30},
379 {0x0b36, 0x0b39}, {0x0b3c, 0x0b43}, {0x0b4b, 0x0b4d}, {0x0b5f, 0x0b61},
380 {0x0b66, 0x0b70}, {0x0b85, 0x0b8a}, {0x0b8e, 0x0b90}, {0x0b92, 0x0b95},
381 {0x0ba8, 0x0baa}, {0x0bae, 0x0bb5}, {0x0bb7, 0x0bb9}, {0x0bbe, 0x0bc2},
382 {0x0bc6, 0x0bc8}, {0x0bca, 0x0bcd}, {0x0be7, 0x0bf2}, {0x0c01, 0x0c03},
383 {0x0c05, 0x0c0c}, {0x0c0e, 0x0c10}, {0x0c12, 0x0c1f}, {0x0c21, 0x0c28},
384 {0x0c2a, 0x0c33}, {0x0c35, 0x0c39}, {0x0c3e, 0x0c44}, {0x0c46, 0x0c48},
385 {0x0c4a, 0x0c4d}, {0x0c66, 0x0c6f}, {0x0c85, 0x0c8c}, {0x0c8e, 0x0c90},
386 {0x0c92, 0x0ca8}, {0x0caa, 0x0cb3}, {0x0cb5, 0x0cb9}, {0x0cbe, 0x0cc4},
387 {0x0cc6, 0x0cc8}, {0x0cca, 0x0ccd}, {0x0ce6, 0x0cef}, {0x0d05, 0x0d0c},
388 {0x0d0e, 0x0d10}, {0x0d12, 0x0d1f}, {0x0d21, 0x0d28}, {0x0d2a, 0x0d39},
389 {0x0d3e, 0x0d43}, {0x0d46, 0x0d48}, {0x0d4a, 0x0d4d}, {0x0d66, 0x0d6f},
390 {0x0e01, 0x0e1f}, {0x0e21, 0x0e3a}, {0x0e3f, 0x0e5b}, {0x0e94, 0x0e97},
391 {0x0e99, 0x0e9f}, {0x0ea1, 0x0ea3}, {0x0ead, 0x0eb9}, {0x0ebb, 0x0ebd},
392 {0x0ec0, 0x0ec4}, {0x0ec8, 0x0ecd}, {0x0ed0, 0x0ed9}, {0x0f00, 0x0f1f},
393 {0x0f21, 0x0f47}, {0x0f49, 0x0f69}, {0x0f71, 0x0f8b}, {0x0f90, 0x0f95},
394 {0x0f99, 0x0fad}, {0x0fb1, 0x0fb7}, {0x10a0, 0x10c5}, {0x10d0, 0x10f6},
395 {0x1100, 0x111f}, {0x1121, 0x1159}, {0x115f, 0x11a2}, {0x11a8, 0x11f9},
396 {0x1e00, 0x1e1f}, {0x1e21, 0x1e9b}, {0x1ea0, 0x1ef9}, {0x1f00, 0x1f15},
397 {0x1f18, 0x1f1d}, {0x1f21, 0x1f45}, {0x1f48, 0x1f4d}, {0x1f50, 0x1f57},
398 {0x1f5f, 0x1f7d}, {0x1f80, 0x1fb4}, {0x1fb6, 0x1fc4}, {0x1fc6, 0x1fd3},
399 {0x1fd6, 0x1fdb}, {0x1fdd, 0x1fef}, {0x1ff2, 0x1ff4}, {0x1ff6, 0x1ffe},
400 {0x2000, 0x200b}, {0x2010, 0x201f}, {0x2021, 0x2029}, {0x2030, 0x2046},
401 {0x2074, 0x208e}, {0x20a0, 0x20ac}, {0x20d0, 0x20e1}, {0x2100, 0x211f},
402 {0x2121, 0x2138}, {0x2153, 0x2182}, {0x2190, 0x21ea}, {0x2200, 0x221f},
403 {0x2221, 0x22f1}, {0x2302, 0x231f}, {0x2321, 0x237a}, {0x2400, 0x241f},
404 {0x2421, 0x2424}, {0x2440, 0x244a}, {0x2460, 0x24ea}, {0x2500, 0x251f},
405 {0x2521, 0x2595}, {0x25a0, 0x25ef}, {0x2600, 0x2613}, {0x261a, 0x261f},
406 {0x2621, 0x266f}, {0x2701, 0x2704}, {0x2706, 0x2709}, {0x270c, 0x271f},
407 {0x2721, 0x2727}, {0x2729, 0x274b}, {0x274f, 0x2752}, {0x2758, 0x275e},
408 {0x2761, 0x2767}, {0x2776, 0x2794}, {0x2798, 0x27af}, {0x27b1, 0x27be},
409 {0x3000, 0x301f}, {0x3021, 0x3037}, {0x3041, 0x3094}, {0x3099, 0x309e},
410 {0x30a1, 0x30fe}, {0x3105, 0x311f}, {0x3121, 0x312c}, {0x3131, 0x318e},
411 {0x3190, 0x319f}, {0x3200, 0x321c}, {0x3221, 0x3243}, {0x3260, 0x327b},
412 {0x327f, 0x32b0}, {0x32c0, 0x32cb}, {0x32d0, 0x32fe}, {0x3300, 0x331f},
413 {0x3321, 0x3376}, {0x337b, 0x33dd}, {0x33e0, 0x33fe}, {0x4e00, 0x4e1f},
414 {0x4e21, 0x4f1f}, {0x4f21, 0x501f}, {0x5021, 0x511f}, {0x5121, 0x521f},
415 {0x5221, 0x531f}, {0x5321, 0x541f}, {0x5421, 0x551f}, {0x5521, 0x561f},
416 {0x5621, 0x571f}, {0x5721, 0x581f}, {0x5821, 0x591f}, {0x5921, 0x5a1f},
417 {0x5a21, 0x5b1f}, {0x5b21, 0x5c1f}, {0x5c21, 0x5d1f}, {0x5d21, 0x5e1f},
418 {0x5e21, 0x5f1f}, {0x5f21, 0x601f}, {0x6021, 0x611f}, {0x6121, 0x621f},
419 {0x6221, 0x631f}, {0x6321, 0x641f}, {0x6421, 0x651f}, {0x6521, 0x661f},
420 {0x6621, 0x671f}, {0x6721, 0x681f}, {0x6821, 0x691f}, {0x6921, 0x6a1f},
421 {0x6a21, 0x6b1f}, {0x6b21, 0x6c1f}, {0x6c21, 0x6d1f}, {0x6d21, 0x6e1f},
422 {0x6e21, 0x6f1f}, {0x6f21, 0x701f}, {0x7021, 0x711f}, {0x7121, 0x721f},
423 {0x7221, 0x731f}, {0x7321, 0x741f}, {0x7421, 0x751f}, {0x7521, 0x761f},
424 {0x7621, 0x771f}, {0x7721, 0x781f}, {0x7821, 0x791f}, {0x7921, 0x7a1f},
425 {0x7a21, 0x7b1f}, {0x7b21, 0x7c1f}, {0x7c21, 0x7d1f}, {0x7d21, 0x7e1f},
426 {0x7e21, 0x7f1f}, {0x7f21, 0x801f}, {0x8021, 0x811f}, {0x8121, 0x821f},
427 {0x8221, 0x831f}, {0x8321, 0x841f}, {0x8421, 0x851f}, {0x8521, 0x861f},
428 {0x8621, 0x871f}, {0x8721, 0x881f}, {0x8821, 0x891f}, {0x8921, 0x8a1f},
429 {0x8a21, 0x8b1f}, {0x8b21, 0x8c1f}, {0x8c21, 0x8d1f}, {0x8d21, 0x8e1f},
430 {0x8e21, 0x8f1f}, {0x8f21, 0x901f}, {0x9021, 0x911f}, {0x9121, 0x921f},
431 {0x9221, 0x931f}, {0x9321, 0x941f}, {0x9421, 0x951f}, {0x9521, 0x961f},
432 {0x9621, 0x971f}, {0x9721, 0x981f}, {0x9821, 0x991f}, {0x9921, 0x9a1f},
433 {0x9a21, 0x9b1f}, {0x9b21, 0x9c1f}, {0x9c21, 0x9d1f}, {0x9d21, 0x9e1f},
434 {0x9e21, 0x9f1f}, {0x9f21, 0x9fa5}, {0xac00, 0xac1f}, {0xac21, 0xad1f},
435 {0xad21, 0xae1f}, {0xae21, 0xaf1f}, {0xaf21, 0xb01f}, {0xb021, 0xb11f},
436 {0xb121, 0xb21f}, {0xb221, 0xb31f}, {0xb321, 0xb41f}, {0xb421, 0xb51f},
437 {0xb521, 0xb61f}, {0xb621, 0xb71f}, {0xb721, 0xb81f}, {0xb821, 0xb91f},
438 {0xb921, 0xba1f}, {0xba21, 0xbb1f}, {0xbb21, 0xbc1f}, {0xbc21, 0xbd1f},
439 {0xbd21, 0xbe1f}, {0xbe21, 0xbf1f}, {0xbf21, 0xc01f}, {0xc021, 0xc11f},
440 {0xc121, 0xc21f}, {0xc221, 0xc31f}, {0xc321, 0xc41f}, {0xc421, 0xc51f},
441 {0xc521, 0xc61f}, {0xc621, 0xc71f}, {0xc721, 0xc81f}, {0xc821, 0xc91f},
442 {0xc921, 0xca1f}, {0xca21, 0xcb1f}, {0xcb21, 0xcc1f}, {0xcc21, 0xcd1f},
443 {0xcd21, 0xce1f}, {0xce21, 0xcf1f}, {0xcf21, 0xd01f}, {0xd021, 0xd11f},
444 {0xd121, 0xd21f}, {0xd221, 0xd31f}, {0xd321, 0xd41f}, {0xd421, 0xd51f},
445 {0xd521, 0xd61f}, {0xd621, 0xd71f}, {0xd721, 0xd7a3}, {0xf900, 0xf91f},
446 {0xf921, 0xfa1f}, {0xfa21, 0xfa2d}, {0xfb00, 0xfb06}, {0xfb13, 0xfb17},
447 {0xfb21, 0xfb36}, {0xfb38, 0xfb3c}, {0xfb46, 0xfbb1}, {0xfbd3, 0xfc1f},
448 {0xfc21, 0xfd1f}, {0xfd21, 0xfd3f}, {0xfd50, 0xfd8f}, {0xfd92, 0xfdc7},
449 {0xfdf0, 0xfdfb}, {0xfe21, 0xfe23}, {0xfe30, 0xfe44}, {0xfe49, 0xfe52},
450 {0xfe54, 0xfe66}, {0xfe68, 0xfe6b}, {0xfe70, 0xfe72}, {0xfe76, 0xfefc},
451 {0xff01, 0xff1f}, {0xff21, 0xff5e}, {0xff61, 0xffbe}, {0xffc2, 0xffc7},
452 {0xffca, 0xffcf}, {0xffd2, 0xffd7}, {0xffda, 0xffdc}, {0xffe0, 0xffe6},
453 {0xffe8, 0xffee}
454 };
455
456 #define NUM_GRAPH_RANGE (sizeof(graphRangeTable)/sizeof(crange))
457
458 static chr graphCharTable[] = {
459 0x0360, 0x0361, 0x0374, 0x0375, 0x037a, 0x037e, 0x038c, 0x03da, 0x03dc,
460 0x03de, 0x03e0, 0x04c7, 0x04c8, 0x04cb, 0x04cc, 0x04f8, 0x04f9, 0x0589,
461 0x060c, 0x061b, 0x061f, 0x098f, 0x0990, 0x09b2, 0x09bc, 0x09c7, 0x09c8,
462 0x09d7, 0x09dc, 0x09dd, 0x0a02, 0x0a0f, 0x0a10, 0x0a32, 0x0a33, 0x0a35,
463 0x0a36, 0x0a38, 0x0a39, 0x0a3c, 0x0a47, 0x0a48, 0x0a5e, 0x0a8d, 0x0ab2,
464 0x0ab3, 0x0ad0, 0x0ae0, 0x0b0f, 0x0b10, 0x0b32, 0x0b33, 0x0b47, 0x0b48,
465 0x0b56, 0x0b57, 0x0b5c, 0x0b5d, 0x0b82, 0x0b83, 0x0b99, 0x0b9a, 0x0b9c,
466 0x0b9e, 0x0b9f, 0x0ba3, 0x0ba4, 0x0bd7, 0x0c55, 0x0c56, 0x0c60, 0x0c61,
467 0x0c82, 0x0c83, 0x0cd5, 0x0cd6, 0x0cde, 0x0ce0, 0x0ce1, 0x0d02, 0x0d03,
468 0x0d57, 0x0d60, 0x0d61, 0x0e81, 0x0e82, 0x0e84, 0x0e87, 0x0e88, 0x0e8a,
469 0x0e8d, 0x0ea5, 0x0ea7, 0x0eaa, 0x0eab, 0x0ec6, 0x0edc, 0x0edd, 0x0f97,
470 0x0fb9, 0x10fb, 0x1f59, 0x1f5b, 0x1f5d, 0x2070, 0x2300, 0x274d, 0x2756,
471 0x303f, 0xfb1e, 0xfb1f, 0xfb3e, 0xfb40, 0xfb41, 0xfb43, 0xfb44, 0xfe74,
472 0xfffc, 0xfffd
473 };
474
475 #define NUM_GRAPH_CHAR (sizeof(graphCharTable)/sizeof(chr))
476
477
478 #define CH NOCELT
479
480 /*
481 - nmcces - how many distinct MCCEs are there?
482 ^ static int nmcces(struct vars *);
483 */
484 static int
485 nmcces(v)
486 struct vars *v;
487 {
488 return 0;
489 }
490
491 /*
492 - nleaders - how many chrs can be first chrs of MCCEs?
493 ^ static int nleaders(struct vars *);
494 */
495 static int
496 nleaders(v)
497 struct vars *v;
498 {
499 return 0;
500 }
501
502 /*
503 - allmcces - return a cvec with all the MCCEs of the locale
504 ^ static struct cvec *allmcces(struct vars *, struct cvec *);
505 */
506 static struct cvec *
507 allmcces(v, cv)
508 struct vars *v;
509 struct cvec *cv; /* this is supposed to have enough room */
510 {
511 return clearcvec(cv);
512 }
513
514 /*
515 - element - map collating-element name to celt
516 ^ static celt element(struct vars *, chr *, chr *);
517 */
518 static celt
519 element(v, startp, endp)
520 struct vars *v;
521 chr *startp; /* points to start of name */
522 chr *endp; /* points just past end of name */
523 {
524 struct cname *cn;
525 size_t len;
526 Tcl_DString ds;
527 char *np;
528
529 /* generic: one-chr names stand for themselves */
530 assert(startp < endp);
531 len = endp - startp;
532 if (len == 1)
533 return *startp;
534
535 NOTE(REG_ULOCALE);
536
537 /* search table */
538 Tcl_DStringInit(&ds);
539 np = Tcl_UniCharToUtfDString(startp, (int)len, &ds);
540 for (cn = cnames; cn->name != NULL; cn++)
541 if (strlen(cn->name) == len && strncmp(cn->name, np, len) == 0)
542 break; /* NOTE BREAK OUT */
543 Tcl_DStringFree(&ds);
544 if (cn->name != NULL)
545 return CHR(cn->code);
546
547 /* couldn't find it */
548 ERR(REG_ECOLLATE);
549 return 0;
550 }
551
552 /*
553 - range - supply cvec for a range, including legality check
554 ^ static struct cvec *range(struct vars *, celt, celt, int);
555 */
556 static struct cvec *
557 range(v, a, b, cases)
558 struct vars *v;
559 celt a;
560 celt b; /* might equal a */
561 int cases; /* case-independent? */
562 {
563 int nchrs;
564 struct cvec *cv;
565 celt c, lc, uc, tc;
566
567 if (a != b && !before(a, b)) {
568 ERR(REG_ERANGE);
569 return NULL;
570 }
571
572 if (!cases) { /* easy version */
573 cv = getcvec(v, 0, 1, 0);
574 NOERRN();
575 addrange(cv, a, b);
576 return cv;
577 }
578
579 /*
580 * When case-independent, it's hard to decide when cvec ranges are
581 * usable, so for now at least, we won't try. We allocate enough
582 * space for two case variants plus a little extra for the two
583 * title case variants.
584 */
585
586 nchrs = (b - a + 1)*2 + 4;
587
588 cv = getcvec(v, nchrs, 0, 0);
589 NOERRN();
590
591 for (c = a; c <= b; c++) {
592 addchr(cv, c);
593 lc = Tcl_UniCharToLower((chr)c);
594 uc = Tcl_UniCharToUpper((chr)c);
595 tc = Tcl_UniCharToTitle((chr)c);
596 if (c != lc) {
597 addchr(cv, lc);
598 }
599 if (c != uc) {
600 addchr(cv, uc);
601 }
602 if (c != tc && tc != uc) {
603 addchr(cv, tc);
604 }
605 }
606
607 return cv;
608 }
609
610 /*
611 - before - is celt x before celt y, for purposes of range legality?
612 ^ static int before(celt, celt);
613 */
614 static int /* predicate */
615 before(x, y)
616 celt x;
617 celt y;
618 {
619 /* trivial because no MCCEs */
620 if (x < y)
621 return 1;
622 return 0;
623 }
624
625 /*
626 - eclass - supply cvec for an equivalence class
627 * Must include case counterparts on request.
628 ^ static struct cvec *eclass(struct vars *, celt, int);
629 */
630 static struct cvec *
631 eclass(v, c, cases)
632 struct vars *v;
633 celt c;
634 int cases; /* all cases? */
635 {
636 struct cvec *cv;
637
638 /* crude fake equivalence class for testing */
639 if ((v->cflags&REG_FAKE) && c == 'x') {
640 cv = getcvec(v, 4, 0, 0);
641 addchr(cv, (chr)'x');
642 addchr(cv, (chr)'y');
643 if (cases) {
644 addchr(cv, (chr)'X');
645 addchr(cv, (chr)'Y');
646 }
647 return cv;
648 }
649
650 /* otherwise, none */
651 if (cases)
652 return allcases(v, c);
653 cv = getcvec(v, 1, 0, 0);
654 assert(cv != NULL);
655 addchr(cv, (chr)c);
656 return cv;
657 }
658
659 /*
660 - cclass - supply cvec for a character class
661 * Must include case counterparts on request.
662 ^ static struct cvec *cclass(struct vars *, chr *, chr *, int);
663 */
664 static struct cvec *
665 cclass(v, startp, endp, cases)
666 struct vars *v;
667 chr *startp; /* where the name starts */
668 chr *endp; /* just past the end of the name */
669 int cases; /* case-independent? */
670 {
671 size_t len;
672 struct cvec *cv = NULL;
673 Tcl_DString ds;
674 char *np, **namePtr;
675 int i, index;
676
677 /*
678 * The following arrays define the valid character class names.
679 */
680
681 static char *classNames[] = {
682 "alnum", "alpha", "ascii", "blank", "cntrl", "digit", "graph",
683 "lower", "print", "punct", "space", "upper", "xdigit", NULL
684 };
685
686 enum classes {
687 CC_ALNUM, CC_ALPHA, CC_ASCII, CC_BLANK, CC_CNTRL, CC_DIGIT, CC_GRAPH,
688 CC_LOWER, CC_PRINT, CC_PUNCT, CC_SPACE, CC_UPPER, CC_XDIGIT
689 };
690
691
692 /*
693 * Extract the class name
694 */
695
696 len = endp - startp;
697 Tcl_DStringInit(&ds);
698 np = Tcl_UniCharToUtfDString(startp, (int)len, &ds);
699
700 /*
701 * Remap lower and upper to alpha if the match is case insensitive.
702 */
703
704 if (cases && len == 5 && (strncmp("lower", np, 5) == 0
705 || strncmp("upper", np, 5) == 0)) {
706 np = "alpha";
707 }
708
709 /*
710 * Map the name to the corresponding enumerated value.
711 */
712
713 index = -1;
714 for (namePtr = classNames, i = 0; *namePtr != NULL; namePtr++, i++) {
715 if ((strlen(*namePtr) == len) && (strncmp(*namePtr, np, len) == 0)) {
716 index = i;
717 break;
718 }
719 }
720 Tcl_DStringInit(&ds);
721 if (index == -1) {
722 ERR(REG_ECTYPE);
723 return NULL;
724 }
725
726 /*
727 * Now compute the character class contents.
728 */
729
730 switch((enum classes) index) {
731 case CC_PRINT:
732 case CC_ALNUM:
733 cv = getcvec(v, NUM_ALPHA_CHAR,
734 NUM_DIGIT_RANGE + NUM_ALPHA_RANGE, 0);
735 if (cv) {
736 for (i = 0; i < NUM_ALPHA_CHAR; i++) {
737 addchr(cv, alphaCharTable[i]);
738 }
739 for (i = 0; i < NUM_ALPHA_RANGE; i++) {
740 addrange(cv, alphaRangeTable[i].start,
741 alphaRangeTable[i].end);
742 }
743 for (i = 0; i < NUM_DIGIT_RANGE; i++) {
744 addrange(cv, digitRangeTable[i].start,
745 digitRangeTable[i].end);
746 }
747 }
748 break;
749 case CC_ALPHA:
750 cv = getcvec(v, NUM_ALPHA_CHAR, NUM_ALPHA_RANGE, 0);
751 if (cv) {
752 for (i = 0; i < NUM_ALPHA_RANGE; i++) {
753 addrange(cv, alphaRangeTable[i].start,
754 alphaRangeTable[i].end);
755 }
756 for (i = 0; i < NUM_ALPHA_CHAR; i++) {
757 addchr(cv, alphaCharTable[i]);
758 }
759 }
760 break;
761 case CC_ASCII:
762 cv = getcvec(v, 0, 1, 0);
763 if (cv) {
764 addrange(cv, 0, 0x7f);
765 }
766 break;
767 case CC_BLANK:
768 cv = getcvec(v, 2, 0, 0);
769 addchr(cv, '\t');
770 addchr(cv, ' ');
771 break;
772 case CC_CNTRL:
773 cv = getcvec(v, 0, 2, 0);
774 addrange(cv, 0x0, 0x1f);
775 addrange(cv, 0x7f, 0x9f);
776 break;
777 case CC_DIGIT:
778 cv = getcvec(v, 0, NUM_DIGIT_RANGE, 0);
779 if (cv) {
780 for (i = 0; i < NUM_DIGIT_RANGE; i++) {
781 addrange(cv, digitRangeTable[i].start,
782 digitRangeTable[i].end);
783 }
784 }
785 break;
786 case CC_PUNCT:
787 cv = getcvec(v, NUM_PUNCT_CHAR, NUM_PUNCT_RANGE, 0);
788 if (cv) {
789 for (i = 0; i < NUM_PUNCT_RANGE; i++) {
790 addrange(cv, punctRangeTable[i].start,
791 punctRangeTable[i].end);
792 }
793 for (i = 0; i < NUM_PUNCT_CHAR; i++) {
794 addchr(cv, punctCharTable[i]);
795 }
796 }
797 break;
798 case CC_XDIGIT:
799 cv = getcvec(v, 0, NUM_DIGIT_RANGE+2, 0);
800 if (cv) {
801 addrange(cv, '0', '9');
802 addrange(cv, 'a', 'f');
803 addrange(cv, 'A', 'F');
804 }
805 break;
806 case CC_SPACE:
807 cv = getcvec(v, NUM_SPACE_CHAR, NUM_SPACE_RANGE, 0);
808 if (cv) {
809 for (i = 0; i < NUM_SPACE_RANGE; i++) {
810 addrange(cv, spaceRangeTable[i].start,
811 spaceRangeTable[i].end);
812 }
813 for (i = 0; i < NUM_SPACE_CHAR; i++) {
814 addchr(cv, spaceCharTable[i]);
815 }
816 }
817 break;
818 case CC_LOWER:
819 cv = getcvec(v, NUM_LOWER_CHAR, NUM_LOWER_RANGE, 0);
820 if (cv) {
821 for (i = 0; i < NUM_LOWER_RANGE; i++) {
822 addrange(cv, lowerRangeTable[i].start,
823 lowerRangeTable[i].end);
824 }
825 for (i = 0; i < NUM_LOWER_CHAR; i++) {
826 addchr(cv, lowerCharTable[i]);
827 }
828 }
829 break;
830 case CC_UPPER:
831 cv = getcvec(v, NUM_UPPER_CHAR, NUM_UPPER_RANGE, 0);
832 if (cv) {
833 for (i = 0; i < NUM_UPPER_RANGE; i++) {
834 addrange(cv, upperRangeTable[i].start,
835 upperRangeTable[i].end);
836 }
837 for (i = 0; i < NUM_UPPER_CHAR; i++) {
838 addchr(cv, upperCharTable[i]);
839 }
840 }
841 break;
842 case CC_GRAPH:
843 cv = getcvec(v, NUM_GRAPH_CHAR, NUM_GRAPH_RANGE, 0);
844 if (cv) {
845 for (i = 0; i < NUM_GRAPH_RANGE; i++) {
846 addrange(cv, graphRangeTable[i].start,
847 graphRangeTable[i].end);
848 }
849 for (i = 0; i < NUM_GRAPH_CHAR; i++) {
850 addchr(cv, graphCharTable[i]);
851 }
852 }
853 break;
854 }
855 if (cv == NULL) {
856 ERR(REG_ESPACE);
857 }
858 return cv;
859 }
860
861 /*
862 - allcases - supply cvec for all case counterparts of a chr (including itself)
863 * This is a shortcut, preferably an efficient one, for simple characters;
864 * messy cases are done via range().
865 ^ static struct cvec *allcases(struct vars *, pchr);
866 */
867 static struct cvec *
868 allcases(v, pc)
869 struct vars *v;
870 pchr pc;
871 {
872 struct cvec *cv;
873 chr c = (chr)pc;
874 chr lc, uc, tc;
875
876 lc = Tcl_UniCharToLower((chr)c);
877 uc = Tcl_UniCharToUpper((chr)c);
878 tc = Tcl_UniCharToTitle((chr)c);
879
880 if (tc != uc) {
881 cv = getcvec(v, 3, 0, 0);
882 addchr(cv, tc);
883 } else {
884 cv = getcvec(v, 2, 0, 0);
885 }
886 addchr(cv, lc);
887 if (lc != uc) {
888 addchr(cv, uc);
889 }
890 return cv;
891 }
892
893 /*
894 - cmp - chr-substring compare
895 * Backrefs need this. It should preferably be efficient.
896 * Note that it does not need to report anything except equal/unequal.
897 * Note also that the length is exact, and the comparison should not
898 * stop at embedded NULs!
899 ^ static int cmp(CONST chr *, CONST chr *, size_t);
900 */
901 static int /* 0 for equal, nonzero for unequal */
902 cmp(x, y, len)
903 CONST chr *x;
904 CONST chr *y;
905 size_t len; /* exact length of comparison */
906 {
907 return memcmp(VS(x), VS(y), len*sizeof(chr));
908 }
909
910 /*
911 - casecmp - case-independent chr-substring compare
912 * REG_ICASE backrefs need this. It should preferably be efficient.
913 * Note that it does not need to report anything except equal/unequal.
914 * Note also that the length is exact, and the comparison should not
915 * stop at embedded NULs!
916 ^ static int casecmp(CONST chr *, CONST chr *, size_t);
917 */
918 static int /* 0 for equal, nonzero for unequal */
919 casecmp(x, y, len)
920 CONST chr *x;
921 CONST chr *y;
922 size_t len; /* exact length of comparison */
923 {
924 size_t i;
925 CONST chr *xp;
926 CONST chr *yp;
927
928 for (xp = x, yp = y, i = len; i > 0; i--)
929 if (Tcl_UniCharToLower(*xp++) != Tcl_UniCharToLower(*yp++))
930 return 1;
931 return 0;
932 }
933
934 /* $History: regc_locale.c $
935 *
936 * ***************** Version 1 *****************
937 * User: Dtashley Date: 1/02/01 Time: 12:05a
938 * Created in $/IjuScripter, IjuConsole/Source/Tcl Base
939 * Initial check-in.
940 */
941
942 /* End of REGC_LOCALE.C */

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