1 /* Header for multibyte character handler.
2 Copyright (C) 1995, 1997, 1998 Electrotechnical Laboratory, JAPAN.
3 Licensed to the Free Software Foundation.
4 Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
5 National Institute of Advanced Industrial Science and Technology (AIST)
6 Registration Number H13PRO009
8 This file is part of GNU Emacs.
10 GNU Emacs is free software: you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation, either version 3 of the License, or
13 (at your option) any later version.
15 GNU Emacs is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
23 #ifndef EMACS_CHARACTER_H
24 #define EMACS_CHARACTER_H
26 /* character code 1st byte byte sequence
27 -------------- -------- -------------
29 80-7FF C2..DF 110xxxxx 10xxxxxx
30 800-FFFF E0..EF 1110xxxx 10xxxxxx 10xxxxxx
31 10000-1FFFFF F0..F7 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
32 200000-3FFF7F F8 11111000 1000xxxx 10xxxxxx 10xxxxxx 10xxxxxx
33 3FFF80-3FFFFF C0..C1 1100000x 10xxxxxx (for eight-bit-char)
36 invalid 1st byte 80..BF 10xxxxxx
37 F9..FF 11111xxx (xxx != 000)
40 /* Maximum character code ((1 << CHARACTERBITS) - 1). */
41 #define MAX_CHAR 0x3FFFFF
43 /* Maximum Unicode character code. */
44 #define MAX_UNICODE_CHAR 0x10FFFF
46 /* Maximum N-byte character codes. */
47 #define MAX_1_BYTE_CHAR 0x7F
48 #define MAX_2_BYTE_CHAR 0x7FF
49 #define MAX_3_BYTE_CHAR 0xFFFF
50 #define MAX_4_BYTE_CHAR 0x1FFFFF
51 #define MAX_5_BYTE_CHAR 0x3FFF7F
53 /* Minimum leading code of multibyte characters. */
54 #define MIN_MULTIBYTE_LEADING_CODE 0xC0
55 /* Maximum leading code of multibyte characters. */
56 #define MAX_MULTIBYTE_LEADING_CODE 0xF8
58 /* Nonzero iff C is a character that corresponds to a raw 8-bit
60 #define CHAR_BYTE8_P(c) ((c) > MAX_5_BYTE_CHAR)
62 /* Return the character code for raw 8-bit byte BYTE. */
63 #define BYTE8_TO_CHAR(byte) ((byte) + 0x3FFF00)
65 #define UNIBYTE_TO_CHAR(byte) \
66 (ASCII_BYTE_P (byte) ? (byte) : BYTE8_TO_CHAR (byte))
68 /* Return the raw 8-bit byte for character C. */
69 #define CHAR_TO_BYTE8(c) \
72 : multibyte_char_to_unibyte (c, Qnil))
74 /* Return the raw 8-bit byte for character C,
75 or -1 if C doesn't correspond to a byte. */
76 #define CHAR_TO_BYTE_SAFE(c) \
79 : multibyte_char_to_unibyte_safe (c))
81 /* Nonzero iff BYTE is the 1st byte of a multibyte form of a character
82 that corresponds to a raw 8-bit byte. */
83 #define CHAR_BYTE8_HEAD_P(byte) ((byte) == 0xC0 || (byte) == 0xC1)
85 /* If C is not ASCII, make it unibyte. */
86 #define MAKE_CHAR_UNIBYTE(c) \
88 if (! ASCII_CHAR_P (c)) \
89 c = CHAR_TO_BYTE8 (c); \
93 /* If C is not ASCII, make it multibyte. Assumes C < 256. */
94 #define MAKE_CHAR_MULTIBYTE(c) \
95 (eassert ((c) >= 0 && (c) < 256), (c) = UNIBYTE_TO_CHAR (c))
97 /* This is the maximum byte length of multibyte form. */
98 #define MAX_MULTIBYTE_LENGTH 5
100 /* Return a Lisp character whose character code is C. Assumes C is
101 a valid character code. */
102 #define make_char(c) make_number (c)
104 /* Nonzero iff C is an ASCII byte. */
105 #define ASCII_BYTE_P(c) ((unsigned) (c) < 0x80)
107 /* Nonzero iff X is a character. */
108 #define CHARACTERP(x) (NATNUMP (x) && XFASTINT (x) <= MAX_CHAR)
110 /* Nonzero iff C is valid as a character code. GENERICP is not used. */
111 #define CHAR_VALID_P(c, genericp) ((unsigned) (c) <= MAX_CHAR)
113 /* Check if Lisp object X is a character or not. */
114 #define CHECK_CHARACTER(x) \
115 CHECK_TYPE (CHARACTERP (x), Qcharacterp, x)
117 #define CHECK_CHARACTER_CAR(x) \
119 Lisp_Object tmp = XCAR (x); \
120 CHECK_CHARACTER (tmp); \
121 XSETCAR ((x), tmp); \
124 #define CHECK_CHARACTER_CDR(x) \
126 Lisp_Object tmp = XCDR (x); \
127 CHECK_CHARACTER (tmp); \
128 XSETCDR ((x), tmp); \
131 /* Nonzero iff C is an ASCII character. */
132 #define ASCII_CHAR_P(c) ((unsigned) (c) < 0x80)
134 /* Nonzero iff C is a character of code less than 0x100. */
135 #define SINGLE_BYTE_CHAR_P(c) ((unsigned) (c) < 0x100)
137 /* Nonzero if character C has a printable glyph. */
138 #define CHAR_PRINTABLE_P(c) \
139 (((c) >= 32 && (c) < 127) \
140 || ! NILP (CHAR_TABLE_REF (Vprintable_chars, (c))))
142 /* Return byte length of multibyte form for character C. */
143 #define CHAR_BYTES(c) \
144 ( (c) <= MAX_1_BYTE_CHAR ? 1 \
145 : (c) <= MAX_2_BYTE_CHAR ? 2 \
146 : (c) <= MAX_3_BYTE_CHAR ? 3 \
147 : (c) <= MAX_4_BYTE_CHAR ? 4 \
148 : (c) <= MAX_5_BYTE_CHAR ? 5 \
152 /* Return the leading code of multibyte form of C. */
153 #define CHAR_LEADING_CODE(c) \
154 ((c) <= MAX_1_BYTE_CHAR ? c \
155 : (c) <= MAX_2_BYTE_CHAR ? (0xC0 | ((c) >> 6)) \
156 : (c) <= MAX_3_BYTE_CHAR ? (0xE0 | ((c) >> 12)) \
157 : (c) <= MAX_4_BYTE_CHAR ? (0xF0 | ((c) >> 18)) \
158 : (c) <= MAX_5_BYTE_CHAR ? 0xF8 \
159 : (0xC0 | (((c) >> 6) & 0x01)))
162 /* Store multibyte form of the character C in P. The caller should
163 allocate at least MAX_MULTIBYTE_LENGTH bytes area at P in advance.
164 Returns the length of the multibyte form. */
166 #define CHAR_STRING(c, p) \
167 ((unsigned) (c) <= MAX_1_BYTE_CHAR \
170 : (unsigned) (c) <= MAX_2_BYTE_CHAR \
171 ? ((p)[0] = (0xC0 | ((c) >> 6)), \
172 (p)[1] = (0x80 | ((c) & 0x3F)), \
174 : (unsigned) (c) <= MAX_3_BYTE_CHAR \
175 ? ((p)[0] = (0xE0 | ((c) >> 12)), \
176 (p)[1] = (0x80 | (((c) >> 6) & 0x3F)), \
177 (p)[2] = (0x80 | ((c) & 0x3F)), \
179 : char_string ((unsigned) c, p))
181 /* Store multibyte form of byte B in P. The caller should allocate at
182 least MAX_MULTIBYTE_LENGTH bytes area at P in advance. Returns the
183 length of the multibyte form. */
185 #define BYTE8_STRING(b, p) \
186 ((p)[0] = (0xC0 | (((b) >> 6) & 0x01)), \
187 (p)[1] = (0x80 | ((b) & 0x3F)), \
191 /* Store multibyte form of the character C in P and advance P to the
192 end of the multibyte form. The caller should allocate at least
193 MAX_MULTIBYTE_LENGTH bytes area at P in advance. */
195 #define CHAR_STRING_ADVANCE(c, p) \
197 if ((c) <= MAX_1_BYTE_CHAR) \
199 else if ((c) <= MAX_2_BYTE_CHAR) \
200 *(p)++ = (0xC0 | ((c) >> 6)), \
201 *(p)++ = (0x80 | ((c) & 0x3F)); \
202 else if ((c) <= MAX_3_BYTE_CHAR) \
203 *(p)++ = (0xE0 | ((c) >> 12)), \
204 *(p)++ = (0x80 | (((c) >> 6) & 0x3F)), \
205 *(p)++ = (0x80 | ((c) & 0x3F)); \
207 (p) += char_string ((c), (p)); \
211 /* Nonzero iff BYTE starts a non-ASCII character in a multibyte
213 #define LEADING_CODE_P(byte) (((byte) & 0xC0) == 0xC0)
215 /* Nonzero iff BYTE is a trailing code of a non-ASCII character in a
217 #define TRAILING_CODE_P(byte) (((byte) & 0xC0) == 0x80)
219 /* Nonzero iff BYTE starts a character in a multibyte form.
220 This is equivalent to:
221 (ASCII_BYTE_P (byte) || LEADING_CODE_P (byte)) */
222 #define CHAR_HEAD_P(byte) (((byte) & 0xC0) != 0x80)
224 /* Kept for backward compatibility. This macro will be removed in the
226 #define BASE_LEADING_CODE_P LEADING_CODE_P
228 /* How many bytes a character that starts with BYTE occupies in a
230 #define BYTES_BY_CHAR_HEAD(byte) \
231 (!((byte) & 0x80) ? 1 \
232 : !((byte) & 0x20) ? 2 \
233 : !((byte) & 0x10) ? 3 \
234 : !((byte) & 0x08) ? 4 \
238 /* Return the length of the multi-byte form at string STR of length
239 LEN while assuming that STR points a valid multi-byte form. As
240 this macro isn't necessary anymore, all callers will be changed to
241 use BYTES_BY_CHAR_HEAD directly in the future. */
243 #define MULTIBYTE_FORM_LENGTH(str, len) \
244 BYTES_BY_CHAR_HEAD (*(str))
246 /* Parse multibyte string STR of length LENGTH and set BYTES to the
247 byte length of a character at STR while assuming that STR points a
248 valid multibyte form. As this macro isn't necessary anymore, all
249 callers will be changed to use BYTES_BY_CHAR_HEAD directly in the
252 #define PARSE_MULTIBYTE_SEQ(str, length, bytes) \
253 (bytes) = BYTES_BY_CHAR_HEAD (*(str))
255 /* The byte length of multibyte form at unibyte string P ending at
256 PEND. If STR doesn't point to a valid multibyte form, return 0. */
258 #define MULTIBYTE_LENGTH(p, pend) \
260 : !((p)[0] & 0x80) ? 1 \
261 : ((p + 1 >= pend) || (((p)[1] & 0xC0) != 0x80)) ? 0 \
262 : ((p)[0] & 0xE0) == 0xC0 ? 2 \
263 : ((p + 2 >= pend) || (((p)[2] & 0xC0) != 0x80)) ? 0 \
264 : ((p)[0] & 0xF0) == 0xE0 ? 3 \
265 : ((p + 3 >= pend) || (((p)[3] & 0xC0) != 0x80)) ? 0 \
266 : ((p)[0] & 0xF8) == 0xF0 ? 4 \
267 : ((p + 4 >= pend) || (((p)[4] & 0xC0) != 0x80)) ? 0 \
268 : (p)[0] == 0xF8 && ((p)[1] & 0xF0) == 0x80 ? 5 \
272 /* Like MULTIBYTE_LENGTH, but don't check the ending address. */
274 #define MULTIBYTE_LENGTH_NO_CHECK(p) \
275 (!((p)[0] & 0x80) ? 1 \
276 : ((p)[1] & 0xC0) != 0x80 ? 0 \
277 : ((p)[0] & 0xE0) == 0xC0 ? 2 \
278 : ((p)[2] & 0xC0) != 0x80 ? 0 \
279 : ((p)[0] & 0xF0) == 0xE0 ? 3 \
280 : ((p)[3] & 0xC0) != 0x80 ? 0 \
281 : ((p)[0] & 0xF8) == 0xF0 ? 4 \
282 : ((p)[4] & 0xC0) != 0x80 ? 0 \
283 : (p)[0] == 0xF8 && ((p)[1] & 0xF0) == 0x80 ? 5 \
286 /* If P is before LIMIT, advance P to the next character boundary.
287 Assumes that P is already at a character boundary of the same
288 mulitbyte form whose end address is LIMIT. */
290 #define NEXT_CHAR_BOUNDARY(p, limit) \
293 (p) += BYTES_BY_CHAR_HEAD (*(p)); \
297 /* If P is after LIMIT, advance P to the previous character boundary.
298 Assumes that P is already at a character boundary of the same
299 mulitbyte form whose beginning address is LIMIT. */
301 #define PREV_CHAR_BOUNDARY(p, limit) \
305 const unsigned char *p0 = (p); \
308 } while (p0 >= limit && ! CHAR_HEAD_P (*p0)); \
309 (p) = (BYTES_BY_CHAR_HEAD (*p0) == (p) - p0) ? p0 : (p) - 1; \
313 /* Return the character code of character whose multibyte form is at
316 #define STRING_CHAR(p) \
319 : ! ((p)[0] & 0x20) \
320 ? (((((p)[0] & 0x1F) << 6) \
322 + (((unsigned char) (p)[0]) < 0xC2 ? 0x3FFF80 : 0)) \
323 : ! ((p)[0] & 0x10) \
324 ? ((((p)[0] & 0x0F) << 12) \
325 | (((p)[1] & 0x3F) << 6) \
327 : string_char ((p), NULL, NULL))
330 /* Like STRING_CHAR, but set ACTUAL_LEN to the length of multibyte
333 #define STRING_CHAR_AND_LENGTH(p, actual_len) \
335 ? ((actual_len) = 1, (p)[0]) \
336 : ! ((p)[0] & 0x20) \
337 ? ((actual_len) = 2, \
338 (((((p)[0] & 0x1F) << 6) \
340 + (((unsigned char) (p)[0]) < 0xC2 ? 0x3FFF80 : 0))) \
341 : ! ((p)[0] & 0x10) \
342 ? ((actual_len) = 3, \
343 ((((p)[0] & 0x0F) << 12) \
344 | (((p)[1] & 0x3F) << 6) \
345 | ((p)[2] & 0x3F))) \
346 : string_char ((p), NULL, &actual_len))
349 /* Like STRING_CHAR, but advance P to the end of multibyte form. */
351 #define STRING_CHAR_ADVANCE(p) \
354 : ! ((p)[0] & 0x20) \
356 ((((p)[-2] & 0x1F) << 6) \
358 | ((unsigned char) ((p)[-2]) < 0xC2 ? 0x3FFF80 : 0))) \
359 : ! ((p)[0] & 0x10) \
361 ((((p)[-3] & 0x0F) << 12) \
362 | (((p)[-2] & 0x3F) << 6) \
363 | ((p)[-1] & 0x3F))) \
364 : string_char ((p), &(p), NULL))
367 /* Fetch the "next" character from Lisp string STRING at byte position
368 BYTEIDX, character position CHARIDX. Store it into OUTPUT.
370 All the args must be side-effect-free.
371 BYTEIDX and CHARIDX must be lvalues;
372 we increment them past the character fetched. */
374 #define FETCH_STRING_CHAR_ADVANCE(OUTPUT, STRING, CHARIDX, BYTEIDX) \
378 if (STRING_MULTIBYTE (STRING)) \
380 unsigned char *ptr = &SDATA (STRING)[BYTEIDX]; \
383 OUTPUT = STRING_CHAR_AND_LENGTH (ptr, len); \
388 OUTPUT = SREF (STRING, BYTEIDX); \
394 /* Like FETCH_STRING_CHAR_ADVANCE, but return a multibyte character
395 even if STRING is unibyte. */
397 #define FETCH_STRING_CHAR_AS_MULTIBYTE_ADVANCE(OUTPUT, STRING, CHARIDX, BYTEIDX) \
401 if (STRING_MULTIBYTE (STRING)) \
403 unsigned char *ptr = &SDATA (STRING)[BYTEIDX]; \
406 OUTPUT = STRING_CHAR_AND_LENGTH (ptr, len); \
411 OUTPUT = SREF (STRING, BYTEIDX); \
413 MAKE_CHAR_MULTIBYTE (OUTPUT); \
419 /* Like FETCH_STRING_CHAR_ADVANCE, but assumes STRING is multibyte. */
421 #define FETCH_STRING_CHAR_ADVANCE_NO_CHECK(OUTPUT, STRING, CHARIDX, BYTEIDX) \
424 unsigned char *ptr = &SDATA (STRING)[BYTEIDX]; \
427 OUTPUT = STRING_CHAR_AND_LENGTH (ptr, len); \
434 /* Like FETCH_STRING_CHAR_ADVANCE, but fetch character from the current
437 #define FETCH_CHAR_ADVANCE(OUTPUT, CHARIDX, BYTEIDX) \
441 if (!NILP (current_buffer->enable_multibyte_characters)) \
443 unsigned char *ptr = BYTE_POS_ADDR (BYTEIDX); \
446 OUTPUT= STRING_CHAR_AND_LENGTH (ptr, len); \
451 OUTPUT = *(BYTE_POS_ADDR (BYTEIDX)); \
458 /* Like FETCH_CHAR_ADVANCE, but assumes the current buffer is multibyte. */
460 #define FETCH_CHAR_ADVANCE_NO_CHECK(OUTPUT, CHARIDX, BYTEIDX) \
463 unsigned char *ptr = BYTE_POS_ADDR (BYTEIDX); \
466 OUTPUT = STRING_CHAR_AND_LENGTH (ptr, len); \
473 /* Increment the buffer byte position POS_BYTE of the current buffer to
474 the next character boundary. No range checking of POS. */
476 #define INC_POS(pos_byte) \
478 unsigned char *p = BYTE_POS_ADDR (pos_byte); \
479 pos_byte += BYTES_BY_CHAR_HEAD (*p); \
483 /* Decrement the buffer byte position POS_BYTE of the current buffer to
484 the previous character boundary. No range checking of POS. */
486 #define DEC_POS(pos_byte) \
491 if (pos_byte < GPT_BYTE) \
492 p = BEG_ADDR + pos_byte - BEG_BYTE; \
494 p = BEG_ADDR + GAP_SIZE + pos_byte - BEG_BYTE;\
495 while (!CHAR_HEAD_P (*p)) \
502 /* Increment both CHARPOS and BYTEPOS, each in the appropriate way. */
504 #define INC_BOTH(charpos, bytepos) \
508 if (NILP (current_buffer->enable_multibyte_characters)) \
511 INC_POS ((bytepos)); \
516 /* Decrement both CHARPOS and BYTEPOS, each in the appropriate way. */
518 #define DEC_BOTH(charpos, bytepos) \
522 if (NILP (current_buffer->enable_multibyte_characters)) \
525 DEC_POS ((bytepos)); \
530 /* Increment the buffer byte position POS_BYTE of the current buffer to
531 the next character boundary. This macro relies on the fact that
532 *GPT_ADDR and *Z_ADDR are always accessible and the values are
533 '\0'. No range checking of POS_BYTE. */
535 #define BUF_INC_POS(buf, pos_byte) \
537 unsigned char *p = BUF_BYTE_ADDRESS (buf, pos_byte); \
538 pos_byte += BYTES_BY_CHAR_HEAD (*p); \
542 /* Decrement the buffer byte position POS_BYTE of the current buffer to
543 the previous character boundary. No range checking of POS_BYTE. */
545 #define BUF_DEC_POS(buf, pos_byte) \
549 if (pos_byte < BUF_GPT_BYTE (buf)) \
550 p = BUF_BEG_ADDR (buf) + pos_byte - BEG_BYTE; \
552 p = BUF_BEG_ADDR (buf) + BUF_GAP_SIZE (buf) + pos_byte - BEG_BYTE;\
553 while (!CHAR_HEAD_P (*p)) \
561 /* If C is a character to be unified with a Unicode character, return
562 the unified Unicode character. */
564 #define MAYBE_UNIFY_CHAR(c) \
566 if (c > MAX_UNICODE_CHAR && c <= MAX_5_BYTE_CHAR) \
569 val = CHAR_TABLE_REF (Vchar_unify_table, c); \
570 if (INTEGERP (val)) \
572 else if (! NILP (val)) \
573 c = maybe_unify_char (c, val); \
578 /* Return the width of ASCII character C. The width is measured by
579 how many columns C will occupy on the screen when displayed in the
582 #define ASCII_CHAR_WIDTH(c) \
585 ? XFASTINT (current_buffer->tab_width) \
586 : (c == '\n' ? 0 : (NILP (current_buffer->ctl_arrow) ? 4 : 2))) \
589 : ((NILP (current_buffer->ctl_arrow) ? 4 : 2))))
591 /* Return the width of character C. The width is measured by how many
592 columns C will occupy on the screen when displayed in the current
595 #define CHAR_WIDTH(c) \
597 ? ASCII_CHAR_WIDTH (c) \
598 : XINT (CHAR_TABLE_REF (Vchar_width_table, c)))
600 /* If C is a variation selector, return the index numnber of the
601 variation selector (1..256). Otherwise, return 0. */
603 #define CHAR_VARIATION_SELECTOR_P(c) \
605 : (c) <= 0xFE0F ? (c) - 0xFE00 + 1 \
606 : (c) < 0xE0100 ? 0 \
607 : (c) <= 0xE01EF ? (c) - 0xE0100 + 17 \
610 /* If C is a high surrogate, return 1. If C is a low surrogate,
611 return 0. Otherwise, return 0. */
613 #define CHAR_SURROGATE_PAIR_P(c) \
615 : (c) <= 0xDBFF ? 1 \
616 : (c) <= 0xDFFF ? 2 \
620 extern int char_resolve_modifier_mask
P_ ((int));
621 extern int char_string
P_ ((unsigned, unsigned char *));
622 extern int string_char
P_ ((const unsigned char *,
623 const unsigned char **, int *));
625 extern int translate_char
P_ ((Lisp_Object
, int c
));
626 extern int char_printable_p
P_ ((int c
));
627 extern void parse_str_as_multibyte
P_ ((const unsigned char *, int, int *,
629 extern int parse_str_to_multibyte
P_ ((unsigned char *, int));
630 extern int str_as_multibyte
P_ ((unsigned char *, int, int, int *));
631 extern int str_to_multibyte
P_ ((unsigned char *, int, int));
632 extern int str_as_unibyte
P_ ((unsigned char *, int));
633 extern EMACS_INT str_to_unibyte
P_ ((const unsigned char *, unsigned char *,
635 extern int strwidth
P_ ((unsigned char *, int));
636 extern int c_string_width
P_ ((const unsigned char *, int, int, int *, int *));
637 extern int lisp_string_width
P_ ((Lisp_Object
, int, int *, int *));
639 extern Lisp_Object Vprintable_chars
;
641 extern Lisp_Object Qcharacterp
, Qauto_fill_chars
;
642 extern Lisp_Object Vtranslation_table_vector
;
643 extern Lisp_Object Vchar_width_table
;
644 extern Lisp_Object Vchar_direction_table
;
645 extern Lisp_Object Vchar_unify_table
;
646 extern Lisp_Object Vunicode_category_table
;
648 extern Lisp_Object string_escape_byte8
P_ ((Lisp_Object
));
650 /* Return a translation table of id number ID. */
651 #define GET_TRANSLATION_TABLE(id) \
652 (XCDR(XVECTOR(Vtranslation_table_vector)->contents[(id)]))
654 /* A char-table for characters which may invoke auto-filling. */
655 extern Lisp_Object Vauto_fill_chars
;
657 extern Lisp_Object Vchar_script_table
;
658 extern Lisp_Object Vscript_representative_chars
;
660 /* Copy LEN bytes from FROM to TO. This macro should be used only
661 when a caller knows that LEN is short and the obvious copy loop is
662 faster than calling bcopy which has some overhead. Copying a
663 multibyte sequence of a character is the typical case. */
665 #define BCOPY_SHORT(from, to, len) \
668 unsigned char *from_p = from, *to_p = to; \
669 while (i--) *to_p++ = *from_p++; \
672 #define DEFSYM(sym, name) \
673 do { (sym) = intern_c_string ((name)); staticpro (&(sym)); } while (0)
675 #endif /* EMACS_CHARACTER_H */
677 /* arch-tag: 4ef86004-2eff-4073-8cea-cfcbcf7188ac
678 (do not change this comment) */