1 /* Header for UCS-4 character representation.
2 Copyright (C) 1999 Electrotechnical Laboratory, JAPAN.
3 Licensed to the Free Software Foundation.
5 This file is part of XEmacs.
7 XEmacs is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 2, or (at your option) any
12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with XEmacs; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 /* Rewritten by MORIOKA Tomohiko <tomo@m17n.org>. */
24 #ifndef _XEMACS_CHAR_UCS_H
25 #define _XEMACS_CHAR_UCS_H
27 #define valid_char_p(ch) 1
29 #define CHAR_ASCII_P(ch) ((ch) <= 0x7F)
37 } Emchar_to_byte_table;
40 get_byte_from_character_table (Emchar ch, Emchar_to_byte_table* table);
43 extern Lisp_Object Vcharset_ucs_bmp;
44 extern Lisp_Object Vcharset_latin_jisx0201;
45 extern Lisp_Object Vcharset_latin_iso8859_2;
46 extern Lisp_Object Vcharset_latin_iso8859_3;
47 extern Lisp_Object Vcharset_latin_iso8859_4;
48 extern Lisp_Object Vcharset_latin_iso8859_9;
49 extern Lisp_Object Vcharset_latin_viscii_lower;
50 extern Lisp_Object Vcharset_latin_viscii_upper;
53 /************************************************************************/
54 /* Definition of leading bytes */
55 /************************************************************************/
57 typedef int Charset_ID;
59 #define MIN_LEADING_BYTE 0x80
61 #define LEADING_BYTE_UCS_BMP 0x80
62 #define LEADING_BYTE_CONTROL_1 0x81 /* represent normal 80-9F */
63 #define LEADING_BYTE_HIRAGANA_JISX0208 0x82
64 #define LEADING_BYTE_KATAKANA_JISX0208 0x83
67 #define CHARSET_ID_OFFSET_94 0x55
69 #define MIN_CHARSET_ID_PRIVATE_94 (CHARSET_ID_OFFSET_94 + '0')
70 #define MAX_CHARSET_ID_PRIVATE_94 (CHARSET_ID_OFFSET_94 + '?')
73 #define LEADING_BYTE_ASCII (CHARSET_ID_OFFSET_94 + 'B')
75 /* Right half of JIS X0201-1976 */
76 #define LEADING_BYTE_KATAKANA_JISX0201 (CHARSET_ID_OFFSET_94 + 'I')
78 /* Left half of JIS X0201-1976 */
79 #define LEADING_BYTE_LATIN_JISX0201 (CHARSET_ID_OFFSET_94 + 'J')
82 #define CHARSET_ID_OFFSET_96 0x70
84 #define LEADING_BYTE_LATIN_VISCII_LOWER (CHARSET_ID_OFFSET_96 + '1')
85 #define LEADING_BYTE_LATIN_VISCII_UPPER (CHARSET_ID_OFFSET_96 + '2')
87 /* Right half of ISO 8859-1 */
88 #define LEADING_BYTE_LATIN_ISO8859_1 (CHARSET_ID_OFFSET_96 + 'A')
90 /* Right half of ISO 8859-2 */
91 #define LEADING_BYTE_LATIN_ISO8859_2 (CHARSET_ID_OFFSET_96 + 'B')
93 /* Right half of ISO 8859-3 */
94 #define LEADING_BYTE_LATIN_ISO8859_3 (CHARSET_ID_OFFSET_96 + 'C')
96 /* Right half of ISO 8859-4 */
97 #define LEADING_BYTE_LATIN_ISO8859_4 (CHARSET_ID_OFFSET_96 + 'D')
99 /* Right half of ISO 8859-7 */
100 #define LEADING_BYTE_GREEK_ISO8859_7 (CHARSET_ID_OFFSET_96 + 'F')
102 /* Right half of ISO 8859-6 */
103 #define LEADING_BYTE_ARABIC_ISO8859_6 (CHARSET_ID_OFFSET_96 + 'G')
105 /* Right half of ISO 8859-8 */
106 #define LEADING_BYTE_HEBREW_ISO8859_8 (CHARSET_ID_OFFSET_96 + 'H')
108 /* Right half of ISO 8859-5 */
109 #define LEADING_BYTE_CYRILLIC_ISO8859_5 (CHARSET_ID_OFFSET_96 + 'L')
111 /* Right half of ISO 8859-9 */
112 #define LEADING_BYTE_LATIN_ISO8859_9 (CHARSET_ID_OFFSET_96 + 'M')
115 #define LEADING_BYTE_THAI_TIS620 (CHARSET_ID_OFFSET_96 + 'T')
118 #define MIN_LEADING_BYTE_PRIVATE_1 0xD0
119 #define MAX_LEADING_BYTE_PRIVATE_1 0xDF
122 #define CHARSET_ID_OFFSET_94x94 0xB0
125 #define LEADING_BYTE_CHINESE_BIG5_1 ('0' + CHARSET_ID_OFFSET_94x94)
128 #define LEADING_BYTE_CHINESE_BIG5_2 ('1' + CHARSET_ID_OFFSET_94x94)
130 #define MIN_LEADING_BYTE_PRIVATE_2 ('0' + CHARSET_ID_OFFSET_94x94)
131 #define MAX_LEADING_BYTE_PRIVATE_2 ('?' + CHARSET_ID_OFFSET_94x94)
133 /* Japanese JIS X0208-1978 */
134 #define LEADING_BYTE_JAPANESE_JISX0208_1978 \
135 ('@' + CHARSET_ID_OFFSET_94x94)
137 /* Chinese Hanzi GB2312-1980 */
138 #define LEADING_BYTE_CHINESE_GB2312 ('A' + CHARSET_ID_OFFSET_94x94)
140 /* Japanese JIS X0208-1983 */
141 #define LEADING_BYTE_JAPANESE_JISX0208 ('B' + CHARSET_ID_OFFSET_94x94)
143 /* Hangul KS C5601-1987 */
144 #define LEADING_BYTE_KOREAN_KSC5601 ('C' + CHARSET_ID_OFFSET_94x94)
146 /* Japanese JIS X0212-1990 */
147 #define LEADING_BYTE_JAPANESE_JISX0212 ('D' + CHARSET_ID_OFFSET_94x94)
149 /* CCITT Extended GB */
150 #define LEADING_BYTE_CHINESE_CCITT_GB ('E' + CHARSET_ID_OFFSET_94x94)
152 /* Chinese CNS11643 Set 1 */
153 #define LEADING_BYTE_CHINESE_CNS11643_1 ('G' + CHARSET_ID_OFFSET_94x94)
155 /* Chinese CNS11643 Set 2 */
156 #define LEADING_BYTE_CHINESE_CNS11643_2 ('H' + CHARSET_ID_OFFSET_94x94)
158 /* Chinese CNS11643 Set 3 */
159 #define LEADING_BYTE_CHINESE_CNS11643_3 ('I' + CHARSET_ID_OFFSET_94x94)
161 /* Chinese CNS11643 Set 4 */
162 #define LEADING_BYTE_CHINESE_CNS11643_4 ('J' + CHARSET_ID_OFFSET_94x94)
164 /* Chinese CNS11643 Set 5 */
165 #define LEADING_BYTE_CHINESE_CNS11643_5 ('K' + CHARSET_ID_OFFSET_94x94)
167 /* Chinese CNS11643 Set 6 */
168 #define LEADING_BYTE_CHINESE_CNS11643_6 ('L' + CHARSET_ID_OFFSET_94x94)
170 /* Chinese CNS11643 Set 7 */
171 #define LEADING_BYTE_CHINESE_CNS11643_7 ('M' + CHARSET_ID_OFFSET_94x94)
173 /* DPRK Hangul KPS 9566-1997 */
174 #define LEADING_BYTE_KOREAN_KPS9566 ('N' + CHARSET_ID_OFFSET_94x94)
176 #define MIN_LEADING_BYTE_OFFICIAL_2 LEADING_BYTE_JAPANESE_JISX0208_1978
177 #define MAX_LEADING_BYTE_OFFICIAL_2 LEADING_BYTE_KOREAN_KPS9566
179 #define NUM_LEADING_BYTES 256
182 /************************************************************************/
183 /* Information about a particular character set */
184 /************************************************************************/
188 struct lcrecord_header header;
192 Lisp_Object doc_string, registry, short_name, long_name;
194 Lisp_Object reverse_direction_charset;
196 Lisp_Object ccl_program;
198 /* Final byte of this character set in ISO2022 designating escape sequence */
201 /* Number of columns a character in this charset takes up, on TTY
202 devices. Not used for X devices. */
203 unsigned int columns;
205 /* Direction of this character set */
206 unsigned int direction;
208 /* Type of this character set (94, 96, 94x94, 96x96) */
211 /* Number of bytes used in encoding of this character set (1 or 2) */
212 unsigned int dimension;
214 /* Number of chars in each dimension (usually 94 or 96) */
217 /* Which half of font to be used to display this character set */
218 unsigned int graphic;
220 /* Byte->character mapping table */
221 Lisp_Object decoding_table;
223 /* Character->byte mapping table */
224 Emchar_to_byte_table* to_byte1_table;
225 Emchar_to_byte_table* to_byte2_table;
227 /* Range of character code */
228 Emchar ucs_min, ucs_max;
230 /* Offset for external code */
233 /* Offset for each byte */
237 DECLARE_LRECORD (charset, struct Lisp_Charset);
238 #define XCHARSET(x) XRECORD (x, charset, struct Lisp_Charset)
239 #define XSETCHARSET(x, p) XSETRECORD (x, p, charset)
240 #define CHARSETP(x) RECORDP (x, charset)
241 #define GC_CHARSETP(x) GC_RECORDP (x, charset)
242 #define CHECK_CHARSET(x) CHECK_RECORD (x, charset)
243 #define CONCHECK_CHARSET(x) CONCHECK_RECORD (x, charset)
245 #define CHARSET_TYPE_94 0 /* This charset includes 94 characters. */
246 #define CHARSET_TYPE_96 1 /* This charset includes 96 characters. */
247 #define CHARSET_TYPE_94X94 2 /* This charset includes 94x94 characters. */
248 #define CHARSET_TYPE_96X96 3 /* This charset includes 96x96 characters. */
249 #define CHARSET_TYPE_128X128 4 /* This charset includes 128x128 characters. */
250 #define CHARSET_TYPE_256X256 5 /* This charset includes 256x256 characters. */
252 #define CHARSET_LEFT_TO_RIGHT 0
253 #define CHARSET_RIGHT_TO_LEFT 1
255 /* Leading byte and id have been regrouped. -- OG */
256 #define CHARSET_ID(cs) ((cs)->id)
257 #define CHARSET_LEADING_BYTE(cs) ((Bufbyte)(CHARSET_ID(cs)))
258 #define CHARSET_NAME(cs) ((cs)->name)
259 #define CHARSET_SHORT_NAME(cs) ((cs)->short_name)
260 #define CHARSET_LONG_NAME(cs) ((cs)->long_name)
261 #define CHARSET_COLUMNS(cs) ((cs)->columns)
262 #define CHARSET_GRAPHIC(cs) ((cs)->graphic)
263 #define CHARSET_TYPE(cs) ((cs)->type)
264 #define CHARSET_DIRECTION(cs) ((cs)->direction)
265 #define CHARSET_FINAL(cs) ((cs)->final)
266 #define CHARSET_DOC_STRING(cs) ((cs)->doc_string)
267 #define CHARSET_REGISTRY(cs) ((cs)->registry)
268 #define CHARSET_CCL_PROGRAM(cs) ((cs)->ccl_program)
269 #define CHARSET_DIMENSION(cs) ((cs)->dimension)
270 #define CHARSET_CHARS(cs) ((cs)->chars)
271 #define CHARSET_REVERSE_DIRECTION_CHARSET(cs) ((cs)->reverse_direction_charset)
272 #define CHARSET_DECODING_TABLE(cs) ((cs)->decoding_table)
273 #define CHARSET_TO_BYTE1_TABLE(cs) ((cs)->to_byte1_table)
274 #define CHARSET_TO_BYTE2_TABLE(cs) ((cs)->to_byte2_table)
275 #define CHARSET_UCS_MIN(cs) ((cs)->ucs_min)
276 #define CHARSET_UCS_MAX(cs) ((cs)->ucs_max)
277 #define CHARSET_CODE_OFFSET(cs) ((cs)->code_offset)
278 #define CHARSET_BYTE_OFFSET(cs) ((cs)->byte_offset)
281 #define XCHARSET_ID(cs) CHARSET_ID (XCHARSET (cs))
282 #define XCHARSET_NAME(cs) CHARSET_NAME (XCHARSET (cs))
283 #define XCHARSET_SHORT_NAME(cs) CHARSET_SHORT_NAME (XCHARSET (cs))
284 #define XCHARSET_LONG_NAME(cs) CHARSET_LONG_NAME (XCHARSET (cs))
285 #define XCHARSET_GRAPHIC(cs) CHARSET_GRAPHIC (XCHARSET (cs))
286 #define XCHARSET_TYPE(cs) CHARSET_TYPE (XCHARSET (cs))
287 #define XCHARSET_DIRECTION(cs) CHARSET_DIRECTION (XCHARSET (cs))
288 #define XCHARSET_FINAL(cs) CHARSET_FINAL (XCHARSET (cs))
289 #define XCHARSET_DOC_STRING(cs) CHARSET_DOC_STRING (XCHARSET (cs))
290 #define XCHARSET_REGISTRY(cs) CHARSET_REGISTRY (XCHARSET (cs))
291 #define XCHARSET_LEADING_BYTE(cs) CHARSET_LEADING_BYTE (XCHARSET (cs))
292 #define XCHARSET_CCL_PROGRAM(cs) CHARSET_CCL_PROGRAM (XCHARSET (cs))
293 #define XCHARSET_DIMENSION(cs) CHARSET_DIMENSION (XCHARSET (cs))
294 #define XCHARSET_CHARS(cs) CHARSET_CHARS (XCHARSET (cs))
295 #define XCHARSET_REVERSE_DIRECTION_CHARSET(cs) \
296 CHARSET_REVERSE_DIRECTION_CHARSET (XCHARSET (cs))
297 #define XCHARSET_DECODING_TABLE(cs) CHARSET_DECODING_TABLE(XCHARSET(cs))
298 #define XCHARSET_TO_BYTE1_TABLE(cs) CHARSET_TO_BYTE1_TABLE(XCHARSET(cs))
299 #define XCHARSET_TO_BYTE2_TABLE(cs) CHARSET_TO_BYTE2_TABLE(XCHARSET(cs))
300 #define XCHARSET_UCS_MIN(cs) CHARSET_UCS_MIN(XCHARSET(cs))
301 #define XCHARSET_UCS_MAX(cs) CHARSET_UCS_MAX(XCHARSET(cs))
302 #define XCHARSET_CODE_OFFSET(cs) CHARSET_CODE_OFFSET(XCHARSET(cs))
303 #define XCHARSET_BYTE_OFFSET(cs) CHARSET_BYTE_OFFSET(XCHARSET(cs))
305 /* Table of charsets indexed by (leading byte - 128). */
306 extern Lisp_Object charset_by_leading_byte[NUM_LEADING_BYTES];
308 /* Table of charsets indexed by type/final-byte. */
309 extern Lisp_Object charset_by_attributes[4][128];
311 #ifdef ERROR_CHECK_TYPECHECK
312 /* int not Bufbyte even though that is the actual type of a leading byte.
313 This way, out-ot-range values will get caught rather than automatically
315 INLINE Lisp_Object CHARSET_BY_LEADING_BYTE (Charset_ID lb);
317 CHARSET_BY_LEADING_BYTE (Charset_ID lb)
319 assert (lb >= MIN_LEADING_BYTE &&
320 lb < (MIN_LEADING_BYTE + NUM_LEADING_BYTES));
321 return charset_by_leading_byte[lb - MIN_LEADING_BYTE];
326 #define CHARSET_BY_LEADING_BYTE(lb) \
327 (charset_by_leading_byte[(lb) - MIN_LEADING_BYTE])
331 #define CHARSET_BY_ATTRIBUTES(type, final, dir) \
332 (charset_by_attributes[type][final])
335 /************************************************************************/
336 /* Dealing with characters */
337 /************************************************************************/
339 #define MAX_CHAR_BASIC_LATIN 0x007F
341 #define MIN_CHAR_GREEK 0x0370
342 #define MAX_CHAR_GREEK 0x03CF
344 #define MIN_CHAR_CYRILLIC 0x0400
345 #define MAX_CHAR_CYRILLIC 0x045F
347 #define MIN_CHAR_HEBREW 0x0590
348 #define MAX_CHAR_HEBREW 0x05EF
350 #define MIN_CHAR_THAI 0x0E00
351 #define MAX_CHAR_THAI 0x0E5F
353 #define MIN_CHAR_HIRAGANA 0x3041
354 #define MAX_CHAR_HIRAGANA 0x3093
356 #define MIN_CHAR_KATAKANA 0x30A1
357 #define MAX_CHAR_KATAKANA 0x30F6
359 #define MIN_CHAR_HALFWIDTH_KATAKANA 0xFF61
360 #define MAX_CHAR_HALFWIDTH_KATAKANA 0xFF9F
362 #define MIN_CHAR_94 0xE90940
363 #define MAX_CHAR_94 (MIN_CHAR_94 + 94 * 80 - 1)
364 #define MIN_CHAR_96 (MIN_CHAR_94 + 94 * 80)
365 #define MAX_CHAR_96 (MIN_CHAR_96 + 96 * 80 - 1)
367 #define MIN_CHAR_94x94 0xE9F6C0
368 #define MAX_CHAR_94x94 (MIN_CHAR_94x94 + 94 * 94 * 80 - 1)
369 #define MIN_CHAR_96x96 0xF4C000
370 #define MAX_CHAR_96x96 (MIN_CHAR_96x96 + 96 * 96 * 80 - 1)
373 /* Return a character whose charset is CHARSET and position-codes
374 are C1 and C2. TYPE9N character ignores C2. */
376 INLINE Emchar MAKE_CHAR (Lisp_Object charset, int c1, int c2);
378 MAKE_CHAR (Lisp_Object charset, int c1, int c2)
380 Lisp_Object decoding_table = XCHARSET_DECODING_TABLE (charset);
384 if (!EQ (decoding_table, Qnil)
386 c1 - (ofs = (XCHARSET_CHARS (charset) == 94 ? 33 : 32))))
387 && (idx < XVECTOR_LENGTH (decoding_table))
388 && !EQ (ch = XVECTOR_DATA(decoding_table)[idx], Qnil))
392 if ((0 <= (idx = c2 - ofs))
393 && (idx < XVECTOR_LENGTH (ch))
394 && !EQ (ch = XVECTOR_DATA(ch)[idx], Qnil))
400 if (EQ (charset, Vcharset_katakana_jisx0201))
402 return c1 + MIN_CHAR_HALFWIDTH_KATAKANA - 33;
404 /* return MIN_CHAR_94 + ('I' - '0') * 94 + (c1 - 33); */
406 else if (XCHARSET_UCS_MAX (charset))
409 = (XCHARSET_DIMENSION (charset) == 1
411 c1 - XCHARSET_BYTE_OFFSET (charset)
413 (c1 - XCHARSET_BYTE_OFFSET (charset)) * XCHARSET_CHARS (charset)
414 + c2 - XCHARSET_BYTE_OFFSET (charset))
415 - XCHARSET_CODE_OFFSET (charset) + XCHARSET_UCS_MIN (charset);
416 if ((code < XCHARSET_UCS_MIN (charset))
417 || (XCHARSET_UCS_MAX (charset) < code))
418 signal_simple_error ("Arguments makes invalid character",
422 else if (XCHARSET_DIMENSION (charset) == 1)
424 switch (XCHARSET_CHARS (charset))
428 + (XCHARSET_FINAL (charset) - '0') * 94 + (c1 - 33);
431 + (XCHARSET_FINAL (charset) - '0') * 96 + (c1 - 32);
438 switch (XCHARSET_CHARS (charset))
441 return MIN_CHAR_94x94
442 + (XCHARSET_FINAL (charset) - '0') * 94 * 94
443 + (c1 - 33) * 94 + (c2 - 33);
445 return MIN_CHAR_96x96
446 + (XCHARSET_FINAL (charset) - '0') * 96 * 96
447 + (c1 - 32) * 96 + (c2 - 32);
454 unsigned char charset_get_byte1 (Lisp_Object charset, Emchar ch);
455 unsigned char charset_get_byte2 (Lisp_Object charset, Emchar ch);
457 extern Lisp_Object Vdefault_coded_charset_priority_list;
458 EXFUN (Ffind_charset, 1);
460 INLINE void breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2);
462 breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2)
466 Lisp_Object charsets = Vdefault_coded_charset_priority_list;
467 while (!EQ (charsets, Qnil))
469 *charset = Ffind_charset (Fcar (charsets));
470 if (!EQ (*charset, Qnil)
471 && (*c1 = charset_get_byte1 (*charset, c)) )
473 *c2 = charset_get_byte2 (*charset, c);
476 charsets = Fcdr (charsets);
478 /* otherwise --- maybe for bootstrap */
479 if (c <= MAX_CHAR_BASIC_LATIN)
481 *charset = Vcharset_ascii;
482 *c1 = charset_get_byte1 (*charset, c);
483 *c2 = charset_get_byte2 (*charset, c);
487 *charset = Vcharset_control_1;
488 *c1 = charset_get_byte1 (*charset, c);
489 *c2 = charset_get_byte2 (*charset, c);
493 *charset = Vcharset_latin_iso8859_1;
494 *c1 = charset_get_byte1 (*charset, c);
495 *c2 = charset_get_byte2 (*charset, c);
497 else if ((MIN_CHAR_GREEK <= c) && (c <= MAX_CHAR_GREEK))
499 *charset = Vcharset_greek_iso8859_7;
500 *c1 = c - MIN_CHAR_GREEK + 0x20;
503 else if ((MIN_CHAR_CYRILLIC <= c) && (c <= MAX_CHAR_CYRILLIC))
505 *charset = Vcharset_cyrillic_iso8859_5;
506 *c1 = c - MIN_CHAR_CYRILLIC + 0x20;
509 else if ((MIN_CHAR_HEBREW <= c) && (c <= MAX_CHAR_HEBREW))
511 *charset = Vcharset_hebrew_iso8859_8;
512 *c1 = c - MIN_CHAR_HEBREW + 0x20;
515 else if ((MIN_CHAR_THAI <= c) && (c <= MAX_CHAR_THAI))
517 *charset = Vcharset_thai_tis620;
518 *c1 = c - MIN_CHAR_THAI + 0x20;
521 else if ((MIN_CHAR_HALFWIDTH_KATAKANA <= c)
522 && (c <= MAX_CHAR_HALFWIDTH_KATAKANA))
524 *charset = Vcharset_katakana_jisx0201;
525 *c1 = c - MIN_CHAR_HALFWIDTH_KATAKANA + 33;
530 *charset = Vcharset_ucs_bmp;
535 else if (c <= MAX_CHAR_94)
538 = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_94,
539 ((c - MIN_CHAR_94) / 94) + '0',
540 CHARSET_LEFT_TO_RIGHT);
541 *c1 = ((c - MIN_CHAR_94) % 94) + 33;
544 else if (c <= MAX_CHAR_96)
547 = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_96,
548 ((c - MIN_CHAR_96) / 96) + '0',
549 CHARSET_LEFT_TO_RIGHT);
550 *c1 = ((c - MIN_CHAR_96) % 96) + 32;
553 else if (c <= MAX_CHAR_94x94)
556 = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_94X94,
557 ((c - MIN_CHAR_94x94) / (94 * 94)) + '0',
558 CHARSET_LEFT_TO_RIGHT);
559 *c1 = (((c - MIN_CHAR_94x94) / 94) % 94) + 33;
560 *c2 = ((c - MIN_CHAR_94x94) % 94) + 33;
562 else if (c <= MAX_CHAR_96x96)
565 = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_96X96,
566 ((c - MIN_CHAR_96x96) / (96 * 96)) + '0',
567 CHARSET_LEFT_TO_RIGHT);
568 *c1 = (((c - MIN_CHAR_96x96) / 96) % 96) + 32;
569 *c2 = ((c - MIN_CHAR_96x96) % 96) + 32;
578 #define BREAKUP_CHAR(ch, charset, b1, b2) \
579 breakup_char_1 (ch, &(charset), &(b1), &(b2))
581 INLINE Lisp_Object CHAR_CHARSET (Emchar ch);
583 CHAR_CHARSET (Emchar ch)
588 BREAKUP_CHAR(ch, charset, b1, b2);
592 #define CHAR_LEADING_BYTE(c) (XCHARSET_LEADING_BYTE(CHAR_CHARSET(c)))
594 #define CHAR_COLUMNS(c) (CHARSET_COLUMNS(XCHARSET(CHAR_CHARSET(c))))
597 /************************************************************************/
598 /* Exported functions */
599 /************************************************************************/
601 EXFUN (Fget_charset, 1);
603 extern Lisp_Object Vcharset_chinese_big5_1;
604 extern Lisp_Object Vcharset_chinese_big5_2;
605 extern Lisp_Object Vcharset_japanese_jisx0208;
606 extern Lisp_Object Vcharset_japanese_jisx0212;
608 #endif /* _XEMACS_CHAR_UCS_H */