summaryrefslogtreecommitdiff
path: root/Build/source/texk/web2c/uptexdir/kanji.c
blob: e61f549de610cfc1c168c0c6370878d435c6765f (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
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
/*
 *  KANJI Code conversion routines.
 *  (for upTeX and e-upTeX)
 */

#include "kanji.h"

#define CS_TOKEN_FLAG  0x1FFFFFFF
#define CJK_CHAR_LIMIT  0x1000000
#define CJK_TOKEN_FLAG   0xFFFFFF
#define KCAT_KANJI     16
#define KCAT_HANGUL    19

/* TOKEN */
boolean check_kanji (integer c)
{
    if (c >= CS_TOKEN_FLAG) return false;
    else if (!(XXHi(c)>=KCAT_KANJI && XXHi(c)<=KCAT_HANGUL)) return false;
    else return is_char_kanji(c);
}

boolean is_char_ascii(integer c)
{
    return (0 <= c && c < 0x100);
}

boolean is_char_kanji(integer c)
{
    if (is_internalUPTEX()) 
        return (c >= 0);
    else
        return iskanji1(Hi(c)) && iskanji2(Lo(c));
}

boolean ismultiprn(integer c)
{
    int i, j;

    for (i=2; i<=4; i++) for (j=1; j<=i; j++) {
        if (ismultichr(i,j,c)) return true;
    }
    return false;
}

integer calc_pos(integer c)
{
    unsigned char c1, c2;

    if(c>=0 && c<=255) return(c);
    c1 = Hi(c);
    c2 = Lo(c);

    c1 = (c1 % 4) * 64;  /* c1 = 0, 64, 128, 192 */
    c2 = c2 % 64;        /* c2 = 0..63 */
    return(c1 + c2);     /* ret = 0..255 */
}

/* Ref. http://www.unicode.org/Public/UNIDATA/Blocks.txt */
/* # Blocks-15.0.0.txt                                   */
/* # Date: 2022-01-28, 20:58:00 GMT [KW]                 */
static long ucs_range[]={
      0x0000, /* Basic Latin					     */ /* 0x00 */
      0x0080, /* Latin-1 Supplement				     */
      0x0100, /* Latin Extended-A				     */
      0x0180, /* Latin Extended-B				     */
      0x0250, /* IPA Extensions				     */
      0x02B0, /* Spacing Modifier Letters			     */
      0x0300, /* Combining Diacritical Marks			     */
      0x0370, /* Greek and Coptic				     */
      0x0400, /* Cyrillic					     */
      0x0500, /* Cyrillic Supplement				     */
      0x0530, /* Armenian					     */
      0x0590, /* Hebrew					     */
      0x0600, /* Arabic					     */
      0x0700, /* Syriac					     */
      0x0750, /* Arabic Supplement				     */
      0x0780, /* Thaana					     */
      0x07C0, /* NKo						     */ /* 0x10 */
      0x0800, /* Samaritan					     */
      0x0840, /* Mandaic					     */
      0x0860, /* Syriac Supplement				     */
      0x0870, /* Arabic Extended-B				     */
      0x08A0, /* Arabic Extended-A				     */
      0x0900, /* Devanagari					     */
      0x0980, /* Bengali					     */
      0x0A00, /* Gurmukhi					     */
      0x0A80, /* Gujarati					     */
      0x0B00, /* Oriya						     */
      0x0B80, /* Tamil						     */
      0x0C00, /* Telugu					     */
      0x0C80, /* Kannada					     */
      0x0D00, /* Malayalam					     */
      0x0D80, /* Sinhala					     */
      0x0E00, /* Thai						     */ /* 0x20 */
      0x0E80, /* Lao						     */
      0x0F00, /* Tibetan					     */
      0x1000, /* Myanmar					     */
      0x10A0, /* Georgian					     */
      0x1100, /* Hangul Jamo					     */
      0x1200, /* Ethiopic					     */
      0x1380, /* Ethiopic Supplement				     */
      0x13A0, /* Cherokee					     */
      0x1400, /* Unified Canadian Aboriginal Syllabics		     */
      0x1680, /* Ogham						     */
      0x16A0, /* Runic						     */
      0x1700, /* Tagalog					     */
      0x1720, /* Hanunoo					     */
      0x1740, /* Buhid						     */
      0x1760, /* Tagbanwa					     */
      0x1780, /* Khmer						     */ /* 0x30 */
      0x1800, /* Mongolian					     */
      0x18B0, /* Unified Canadian Aboriginal Syllabics Extended      */
      0x1900, /* Limbu						     */
      0x1950, /* Tai Le					     */
      0x1980, /* New Tai Lue					     */
      0x19E0, /* Khmer Symbols					     */
      0x1A00, /* Buginese					     */
      0x1A20, /* Tai Tham					     */
      0x1AB0, /* Combining Diacritical Marks Extended		     */
      0x1B00, /* Balinese					     */
      0x1B80, /* Sundanese					     */
      0x1BC0, /* Batak						     */
      0x1C00, /* Lepcha					     */
      0x1C50, /* Ol Chiki					     */
      0x1C80, /* Cyrillic Extended-C				     */
      0x1C90, /* Georgian Extended				     */ /* 0x40 */
      0x1CC0, /* Sundanese Supplement				     */
      0x1CD0, /* Vedic Extensions				     */
      0x1D00, /* Phonetic Extensions				     */
      0x1D80, /* Phonetic Extensions Supplement		     */
      0x1DC0, /* Combining Diacritical Marks Supplement	     */
      0x1E00, /* Latin Extended Additional			     */
      0x1F00, /* Greek Extended				     */
      0x2000, /* General Punctuation				     */
      0x2070, /* Superscripts and Subscripts			     */
      0x20A0, /* Currency Symbols				     */
      0x20D0, /* Combining Diacritical Marks for Symbols	     */
      0x2100, /* Letterlike Symbols				     */
      0x2150, /* Number Forms					     */
      0x2190, /* Arrows					     */
      0x2200, /* Mathematical Operators			     */
      0x2300, /* Miscellaneous Technical			     */ /* 0x50 */
      0x2400, /* Control Pictures				     */
      0x2440, /* Optical Character Recognition			     */
      0x2460, /* Enclosed Alphanumerics			     */
      0x2500, /* Box Drawing					     */
      0x2580, /* Block Elements				     */
      0x25A0, /* Geometric Shapes				     */
      0x2600, /* Miscellaneous Symbols				     */
      0x2700, /* Dingbats					     */
      0x27C0, /* Miscellaneous Mathematical Symbols-A		     */
      0x27F0, /* Supplemental Arrows-A				     */
      0x2800, /* Braille Patterns				     */
      0x2900, /* Supplemental Arrows-B				     */
      0x2980, /* Miscellaneous Mathematical Symbols-B		     */
      0x2A00, /* Supplemental Mathematical Operators		     */
      0x2B00, /* Miscellaneous Symbols and Arrows		     */
      0x2C00, /* Glagolitic					     */ /* 0x60 */
      0x2C60, /* Latin Extended-C				     */
      0x2C80, /* Coptic					     */
      0x2D00, /* Georgian Supplement				     */
      0x2D30, /* Tifinagh					     */
      0x2D80, /* Ethiopic Extended				     */
      0x2DE0, /* Cyrillic Extended-A				     */
      0x2E00, /* Supplemental Punctuation			     */
      0x2E80, /* CJK Radicals Supplement			     */
      0x2F00, /* Kangxi Radicals				     */
      0x2FF0, /* Ideographic Description Characters		     */
      0x3000, /* CJK Symbols and Punctuation			     */
      0x3040, /* Hiragana					     */
      0x30A0, /* Katakana					     */
      0x3100, /* Bopomofo					     */
      0x3130, /* Hangul Compatibility Jamo			     */
      0x3190, /* Kanbun					     */ /* 0x70 */
      0x31A0, /* Bopomofo Extended				     */
      0x31C0, /* CJK Strokes					     */
      0x31F0, /* Katakana Phonetic Extensions			     */
      0x3200, /* Enclosed CJK Letters and Months		     */
      0x3300, /* CJK Compatibility				     */
      0x3400, /* CJK Unified Ideographs Extension A		     */
      0x4DC0, /* Yijing Hexagram Symbols			     */
      0x4E00, /* CJK Unified Ideographs			     */
      0xA000, /* Yi Syllables					     */
      0xA490, /* Yi Radicals					     */
      0xA4D0, /* Lisu						     */
      0xA500, /* Vai						     */
      0xA640, /* Cyrillic Extended-B				     */
      0xA6A0, /* Bamum						     */
      0xA700, /* Modifier Tone Letters				     */
      0xA720, /* Latin Extended-D				     */ /* 0x80 */
      0xA800, /* Syloti Nagri					     */
      0xA830, /* Common Indic Number Forms			     */
      0xA840, /* Phags-pa					     */
      0xA880, /* Saurashtra					     */
      0xA8E0, /* Devanagari Extended				     */
      0xA900, /* Kayah Li					     */
      0xA930, /* Rejang					     */
      0xA960, /* Hangul Jamo Extended-A			     */
      0xA980, /* Javanese					     */
      0xA9E0, /* Myanmar Extended-B				     */
      0xAA00, /* Cham						     */
      0xAA60, /* Myanmar Extended-A				     */
      0xAA80, /* Tai Viet					     */
      0xAAE0, /* Meetei Mayek Extensions			     */
      0xAB00, /* Ethiopic Extended-A				     */
      0xAB30, /* Latin Extended-E				     */ /* 0x90 */
      0xAB70, /* Cherokee Supplement				     */
      0xABC0, /* Meetei Mayek					     */
      0xAC00, /* Hangul Syllables				     */
      0xD7B0, /* Hangul Jamo Extended-B			     */
      0xD800, /* High Surrogates				     */
      0xDB80, /* High Private Use Surrogates			     */
      0xDC00, /* Low Surrogates				     */
      0xE000, /* Private Use Area				     */
      0xF900, /* CJK Compatibility Ideographs			     */
      0xFB00, /* Alphabetic Presentation Forms			     */
      0xFB50, /* Arabic Presentation Forms-A			     */
      0xFE00, /* Variation Selectors				     */
      0xFE10, /* Vertical Forms				     */
      0xFE20, /* Combining Half Marks				     */
      0xFE30, /* CJK Compatibility Forms			     */
      0xFE50, /* Small Form Variants				     */ /* 0xa0 */
      0xFE70, /* Arabic Presentation Forms-B			     */
      0xFF00, /* Halfwidth and Fullwidth Forms			     */
      0xFFF0, /* Specials					     */
      0x10000, /* Linear B Syllabary				     */
      0x10080, /* Linear B Ideograms				     */
      0x10100, /* Aegean Numbers				     */
      0x10140, /* Ancient Greek Numbers			     */
      0x10190, /* Ancient Symbols				     */
      0x101D0, /* Phaistos Disc				     */
      0x10280, /* Lycian					     */
      0x102A0, /* Carian					     */
      0x102E0, /* Coptic Epact Numbers				     */
      0x10300, /* Old Italic					     */
      0x10330, /* Gothic					     */
      0x10350, /* Old Permic					     */
      0x10380, /* Ugaritic					     */ /* 0xb0 */
      0x103A0, /* Old Persian					     */
      0x10400, /* Deseret					     */
      0x10450, /* Shavian					     */
      0x10480, /* Osmanya					     */
      0x104B0, /* Osage					     */
      0x10500, /* Elbasan					     */
      0x10530, /* Caucasian Albanian				     */
      0x10570, /* Vithkuqi					     */
      0x10600, /* Linear A					     */
      0x10780, /* Latin Extended-F				     */
      0x10800, /* Cypriot Syllabary				     */
      0x10840, /* Imperial Aramaic				     */
      0x10860, /* Palmyrene					     */
      0x10880, /* Nabataean					     */
      0x108E0, /* Hatran					     */
      0x10900, /* Phoenician					     */ /* 0xc0 */
      0x10920, /* Lydian					     */
      0x10980, /* Meroitic Hieroglyphs				     */
      0x109A0, /* Meroitic Cursive				     */
      0x10A00, /* Kharoshthi					     */
      0x10A60, /* Old South Arabian				     */
      0x10A80, /* Old North Arabian				     */
      0x10AC0, /* Manichaean					     */
      0x10B00, /* Avestan					     */
      0x10B40, /* Inscriptional Parthian			     */
      0x10B60, /* Inscriptional Pahlavi			     */
      0x10B80, /* Psalter Pahlavi				     */
      0x10C00, /* Old Turkic					     */
      0x10C80, /* Old Hungarian				     */
      0x10D00, /* Hanifi Rohingya				     */
      0x10E60, /* Rumi Numeral Symbols				     */
      0x10E80, /* Yezidi					     */ /* 0xd0 */
      0x10EC0, /* Arabic Extended-C				     */
      0x10F00, /* Old Sogdian					     */
      0x10F30, /* Sogdian					     */
      0x10F70, /* Old Uyghur					     */
      0x10FB0, /* Chorasmian					     */
      0x10FE0, /* Elymaic					     */
      0x11000, /* Brahmi					     */
      0x11080, /* Kaithi					     */
      0x110D0, /* Sora Sompeng					     */
      0x11100, /* Chakma					     */
      0x11150, /* Mahajani					     */
      0x11180, /* Sharada					     */
      0x111E0, /* Sinhala Archaic Numbers			     */
      0x11200, /* Khojki					     */
      0x11280, /* Multani					     */
      0x112B0, /* Khudawadi					     */ /* 0xe0 */
      0x11300, /* Grantha					     */
      0x11400, /* Newa						     */
      0x11480, /* Tirhuta					     */
      0x11580, /* Siddham					     */
      0x11600, /* Modi						     */
      0x11660, /* Mongolian Supplement				     */
      0x11680, /* Takri					     */
      0x11700, /* Ahom						     */
      0x11800, /* Dogra					     */
      0x118A0, /* Warang Citi					     */
      0x11900, /* Dives Akuru					     */
      0x119A0, /* Nandinagari					     */
      0x11A00, /* Zanabazar Square				     */
      0x11A50, /* Soyombo					     */
      0x11AB0, /* Unified Canadian Aboriginal Syllabics Extended-A   */
      0x11AC0, /* Pau Cin Hau					     */ /* 0xf0 */
      0x11B00, /* Devanagari Extended-A			     */
      0x11C00, /* Bhaiksuki					     */
      0x11C70, /* Marchen					     */
      0x11D00, /* Masaram Gondi				     */
      0x11D60, /* Gunjala Gondi				     */
      0x11EE0, /* Makasar					     */
      0x11F00, /* Kawi						     */
      0x11FB0, /* Lisu Supplement				     */
      0x11FC0, /* Tamil Supplement				     */
      0x12000, /* Cuneiform					     */
      0x12400, /* Cuneiform Numbers and Punctuation		     */
      0x12480, /* Early Dynastic Cuneiform			     */
      0x12F90, /* Cypro-Minoan					     */
      0x13000, /* Egyptian Hieroglyphs				     */
      0x13430, /* Egyptian Hieroglyph Format Controls		     */
      0x14400, /* Anatolian Hieroglyphs			     */ /* 0x100 */
      0x16800, /* Bamum Supplement				     */
      0x16A40, /* Mro						     */
      0x16A70, /* Tangsa					     */
      0x16AD0, /* Bassa Vah					     */
      0x16B00, /* Pahawh Hmong					     */
      0x16E40, /* Medefaidrin					     */
      0x16F00, /* Miao						     */
      0x16FE0, /* Ideographic Symbols and Punctuation		     */
      0x17000, /* Tangut					     */
      0x18800, /* Tangut Components				     */
      0x18B00, /* Khitan Small Script				     */
      0x18D00, /* Tangut Supplement				     */
      0x1AFF0, /* Kana Extended-B				     */
      0x1B000, /* Kana Supplement				     */
      0x1B100, /* Kana Extended-A				     */
      0x1B130, /* Small Kana Extension				     */ /* 0x110 */
      0x1B170, /* Nushu					     */
      0x1BC00, /* Duployan					     */
      0x1BCA0, /* Shorthand Format Controls			     */
      0x1CF00, /* Znamenny Musical Notation			     */
      0x1D000, /* Byzantine Musical Symbols			     */
      0x1D100, /* Musical Symbols				     */
      0x1D200, /* Ancient Greek Musical Notation		     */
      0x1D2C0, /* Kaktovik Numerals				     */
      0x1D2E0, /* Mayan Numerals				     */
      0x1D300, /* Tai Xuan Jing Symbols			     */
      0x1D360, /* Counting Rod Numerals			     */
      0x1D400, /* Mathematical Alphanumeric Symbols		     */
      0x1D800, /* Sutton SignWriting				     */
      0x1DF00, /* Latin Extended-G				     */
      0x1E000, /* Glagolitic Supplement			     */
      0x1E030, /* Cyrillic Extended-D				     */ /* 0x120 */
      0x1E100, /* Nyiakeng Puachue Hmong			     */
      0x1E290, /* Toto						     */
      0x1E2C0, /* Wancho					     */
      0x1E4D0, /* Nag Mundari					     */
      0x1E7E0, /* Ethiopic Extended-B				     */
      0x1E800, /* Mende Kikakui				     */
      0x1E900, /* Adlam					     */
      0x1EC70, /* Indic Siyaq Numbers				     */
      0x1ED00, /* Ottoman Siyaq Numbers			     */
      0x1EE00, /* Arabic Mathematical Alphabetic Symbols	     */
      0x1F000, /* Mahjong Tiles				     */
      0x1F030, /* Domino Tiles					     */
      0x1F0A0, /* Playing Cards				     */
      0x1F100, /* Enclosed Alphanumeric Supplement		     */
      0x1F200, /* Enclosed Ideographic Supplement		     */
      0x1F300, /* Miscellaneous Symbols and Pictographs	     */ /* 0x130 */
      0x1F600, /* Emoticons					     */
      0x1F650, /* Ornamental Dingbats				     */
      0x1F680, /* Transport and Map Symbols			     */
      0x1F700, /* Alchemical Symbols				     */
      0x1F780, /* Geometric Shapes Extended			     */
      0x1F800, /* Supplemental Arrows-C			     */
      0x1F900, /* Supplemental Symbols and Pictographs		     */
      0x1FA00, /* Chess Symbols				     */
      0x1FA70, /* Symbols and Pictographs Extended-A		     */
      0x1FB00, /* Symbols for Legacy Computing			     */
      0x20000, /* CJK Unified Ideographs Extension B		     */
      0x2A700, /* CJK Unified Ideographs Extension C		     */
      0x2B740, /* CJK Unified Ideographs Extension D		     */
      0x2B820, /* CJK Unified Ideographs Extension E		     */
      0x2CEB0, /* CJK Unified Ideographs Extension F		     */
      0x2F800, /* CJK Compatibility Ideographs Supplement	     */ /* 0x140 */
      0x30000, /* CJK Unified Ideographs Extension G		     */
      0x31350, /* CJK Unified Ideographs Extension H		     */
      0x323B0, /* reserved					     */
      0x40000, /* reserved					     */
      0x50000, /* reserved					     */
      0x60000, /* reserved					     */
      0x70000, /* reserved					     */
      0x80000, /* reserved					     */
      0x90000, /* reserved					     */
      0xA0000, /* reserved					     */
      0xB0000, /* reserved					     */
      0xC0000, /* reserved					     */
      0xD0000, /* reserved					     */
      0xE0000, /* Tags						     */
      0xE0100, /* Variation Selectors Supplement		     */
      0xF0000, /* Supplementary Private Use Area-A		     */ /* 0x150 */
      0x100000, /* Supplementary Private Use Area-B		     */
  /* Value over 0x10FFFF is illegal under Unicode,
     They are for some special use.  *** experimental ***  */
      0x110000, /* Reserved					     */
      0x120000, /* Reserved					     */
      0x130000, /* Reserved					     */
      0x140000, /* Reserved					     */
      0x150000, /* Reserved					     */
      0x160000, /* Reserved					     */
      0x170000, /* Reserved					     */
      0x180000, /* Reserved					     */
      0x190000, /* Reserved					     */
      0x1A0000, /* Reserved					     */
      0x1B0000, /* Reserved					     */
      0x1C0000, /* Reserved					     */
      0x1D0000, /* Reserved					     */
      0x1E0000, /* Reserved					     */
      0x1F0000, /* Reserved					     */ /* 0x160 */
      0x200000, /* Reserved					     */
      0x210000, /* Reserved					     */
      0x220000, /* Reserved					     */ /* 0x163 */
      CJK_CHAR_LIMIT
};

#define NUCS_RANGE (sizeof(ucs_range)/sizeof(ucs_range[0]))

/* Return i, which satisfies a[i] <= x < a[i+1]. */
/* 'i' is serached between left <= i <= right. */
/* If no i satisfies such condition, return left-1. */
/* [Okumura et al.] An algorithm encyclopedia in Java, p.236. */
static int
binary_search (long x, long *a, int left, int right)
{
    right++;
    while (left < right) {
        int mid = (left + right) / 2;
        if (a[mid] <= x ) left = mid + 1;
        else             right = mid;
    }
    return left - 1;
}

#define FEMININE_ORDINAL_INDICATOR             0x00AA
#define MASCULINE_ORDINAL_INDICATOR            0x00BA
#define LATIN_CAPITAL_LETTER_A_WITH_GRAVE      0x00C0
#define LATIN_CAPITAL_LETTER_O_WITH_DIAERESIS  0x00D6
#define LATIN_CAPITAL_LETTER_O_WITH_STROKE     0x00D8
#define LATIN_SMALL_LETTER_O_WITH_DIAERESIS    0x00F6
#define LATIN_SMALL_LETTER_O_WITH_STROKE       0x00F8
#define LATIN_SMALL_LETTER_Y_WITH_DIAERESIS    0x00FF
#define FULLWIDTH_DIGIT_0    0xFF10
#define FULLWIDTH_DIGIT_9    0xFF19
#define FULLWIDTH_CAPITAL_A  0xFF21
#define FULLWIDTH_CAPITAL_Z  0xFF3A
#define FULLWIDTH_SMALL_A    0xFF41
#define FULLWIDTH_SMALL_Z    0xFF5A
#define HALFWIDTH_KATAKANA_WO         0xFF66
#define HALFWIDTH_KATAKANA_SMALL_TSU  0xFF6F
#define HALFWIDTH_KATAKANA_A          0xFF71
#define HALFWIDTH_KATAKANA_N          0xFF9D

integer kcatcodekey(integer c)
{
    integer block;
    if (is_internalUPTEX()) {
        block = binary_search((long)c, ucs_range, 0, NUCS_RANGE-1);
        if (block==0x01) { /* Block : Latin-1 Supplement */
            /* Latin-1 Letters */
            if (   FEMININE_ORDINAL_INDICATOR ==c
               ||  MASCULINE_ORDINAL_INDICATOR==c
               || (LATIN_CAPITAL_LETTER_A_WITH_GRAVE <=c && c<=LATIN_CAPITAL_LETTER_O_WITH_DIAERESIS)
               || (LATIN_CAPITAL_LETTER_O_WITH_STROKE<=c && c<=LATIN_SMALL_LETTER_O_WITH_DIAERESIS  )
               || (LATIN_SMALL_LETTER_O_WITH_STROKE  <=c && c<=LATIN_SMALL_LETTER_Y_WITH_DIAERESIS  ) )
            return 0x1FD;
        }
        if (block==0xa2) { /* Block : Halfwidth and Fullwidth Forms */
            /* Fullwidth ASCII variants  except for U+FF01..FF0F, U+FF1A..FF20, U+FF3B..FF40, U+FF5B..FF5E */
            if (  (FULLWIDTH_DIGIT_0  <=c && c<=FULLWIDTH_DIGIT_9  )
               || (FULLWIDTH_CAPITAL_A<=c && c<=FULLWIDTH_CAPITAL_Z)
               || (FULLWIDTH_SMALL_A  <=c && c<=FULLWIDTH_SMALL_Z  ) )
            return 0x1FE;
        /* Halfwidth Katakana variants  except for U+FF65, U+FF70, U+FF9E..FF9F */
            if (  (HALFWIDTH_KATAKANA_WO <=c && c<=HALFWIDTH_KATAKANA_SMALL_TSU )
               || (HALFWIDTH_KATAKANA_A  <=c && c<=HALFWIDTH_KATAKANA_N  ) )
            return 0x1FF;
        }
        return block;
    } else {
        return Hi(toDVI(c));
    }
}

integer multilenbuffchar(integer c)
{
    c=toBUFF(c);
    if (BYTE1(c)) return 4;
    if (BYTE2(c)) return 3;
    if (BYTE3(c)) return 2;
    if (BYTE4(c)) return 1;
    return 0;
}

void init_kanji (const_string file_str, const_string internal_str)
{
    if (!set_enc_string (file_str, internal_str)) {
        fprintf (stderr, "Bad kanji encoding \"%s\" or \"%s\".\n",
                 file_str ? file_str  : "NULL",
                 internal_str ? internal_str : "NULL");
        uexit(1);
    }
}

void init_default_kanji (const_string file_str, const_string internal_str)
{
    char *p;

    init_kanji (file_str, internal_str);

    p = getenv ("PTEX_KANJI_ENC");
    if (p) {
        if (!set_enc_string (p, NULL))
            fprintf (stderr, "Ignoring bad kanji encoding \"%s\".\n", p);
    }

    p = kpse_var_value ("guess_input_kanji_encoding");
    if (p) {
        if (*p == '1' || *p == 'y' || *p == 't')
            infile_enc_auto = 1;
        free(p);
    }
}

void init_default_kanji_select(void)
{
    char *base;

    base = kpse_program_basename (argv[0]);

    if (FILESTRNCASEEQ(base, "p", 1) || FILESTRNCASEEQ(base, "ep", 2)) {

        enable_UPTEX (false); /* disable */
#if defined(WIN32)
/* pBibTeX is EUC only */
        if (FILESTRNCASEEQ(base, "pbibtex", 7)) {
            init_default_kanji(NULL, "euc");
        } else {
/* for pTeX, e-pTeX, pDVItype, pPLtoTF, and pTFtoPL */
            init_default_kanji(NULL, "sjis");
        }
#else
        init_default_kanji(NULL, "euc");
#endif

    } else {

/* for upTeX, e-upTeX, upBibTeX, upDVItype, upPLtoTF, and upTFtoPL */
        enable_UPTEX (true);  /* enable */
        init_default_kanji ("utf8", "uptex");

    }
}