X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fchar-ucs.h;h=b5160338e686658b19ebc340fb63993bd1ce0956;hb=a699139716d7a947173ebc9a7130cc0eead5da7f;hp=5b413d9e674dc8dcab70eb3fad4069ae846783c6;hpb=283ffeef62871f7ed9f5168953d6e8de77129f76;p=chise%2Fxemacs-chise.git- diff --git a/src/char-ucs.h b/src/char-ucs.h index 5b413d9..b516033 100644 --- a/src/char-ucs.h +++ b/src/char-ucs.h @@ -1,6 +1,5 @@ /* Header for UCS-4 character representation. - Copyright (C) 1999 Electrotechnical Laboratory, JAPAN. - Licensed to the Free Software Foundation. + Copyright (C) 1999,2000,2001,2002 MORIOKA Tomohiko This file is part of XEmacs. @@ -19,10 +18,15 @@ along with XEmacs; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* Rewritten by MORIOKA Tomohiko . */ +#ifndef INCLUDED_char_ucs_h_ +#define INCLUDED_char_ucs_h_ -#ifndef _XEMACS_CHAR_UCS_H -#define _XEMACS_CHAR_UCS_H +#include "chartab.h" +#include "elhash.h" + +EXFUN (Fmake_directory_internal, 1); + +extern Lisp_Object Vchar_attribute_hash_table; #define valid_char_p(ch) 1 @@ -30,141 +34,220 @@ Boston, MA 02111-1307, USA. */ /************************************************************************/ +/* Exported functions */ +/************************************************************************/ + +extern Lisp_Object Vcharset_ucs; +extern Lisp_Object Vcharset_latin_jisx0201; +extern Lisp_Object Vcharset_chinese_big5; +extern Lisp_Object Vcharset_chinese_big5_1; +extern Lisp_Object Vcharset_chinese_big5_2; +extern Lisp_Object Vcharset_japanese_jisx0208; +extern Lisp_Object Vcharset_japanese_jisx0208_1990; +extern Lisp_Object Vcharset_japanese_jisx0212; + +EXFUN (Fget_charset, 1); + +extern Lisp_Object Qucs; + +Lisp_Object put_char_ccs_code_point (Lisp_Object character, + Lisp_Object ccs, Lisp_Object value); +Lisp_Object remove_char_ccs (Lisp_Object character, Lisp_Object ccs); + + +/************************************************************************/ /* Definition of leading bytes */ /************************************************************************/ -typedef int Charset_ID; +typedef short Charset_ID; + +#define MIN_LEADING_BYTE -0x200 + +/* ISO/IEC 10646 */ +#define LEADING_BYTE_UCS (MIN_LEADING_BYTE + 1) + +/* represent normal 80-9F */ +#define LEADING_BYTE_CONTROL_1 (MIN_LEADING_BYTE + 2) + +/* ISO/IEC 10646 BMP */ +#define LEADING_BYTE_UCS_BMP (MIN_LEADING_BYTE + 3) + +/* ISO/IEC 10646 SMP */ +#define LEADING_BYTE_UCS_SMP (MIN_LEADING_BYTE + 4) + +/* ISO/IEC 10646 SIP */ +#define LEADING_BYTE_UCS_SIP (MIN_LEADING_BYTE + 5) -#define MIN_LEADING_BYTE 0x80 +/* ISO/IEC 10646 for CNS */ +#define LEADING_BYTE_UCS_CNS (MIN_LEADING_BYTE + 6) -#define LEADING_BYTE_UCS_BMP 0x80 -#define LEADING_BYTE_CONTROL_1 0x81 /* represent normal 80-9F */ +/* ISO/IEC 10646 for JIS */ +#define LEADING_BYTE_UCS_JIS (MIN_LEADING_BYTE + 7) +/* ISO/IEC 10646 for KS */ +#define LEADING_BYTE_UCS_KS (MIN_LEADING_BYTE + 8) -#define CHARSET_ID_OFFSET_94 0x60 +/* ISO/IEC 10646 for Big5 */ +#define LEADING_BYTE_UCS_BIG5 (MIN_LEADING_BYTE + 9) + +/* Japanese JIS X0208-1990 2/4 2/{(8),9,10,11} 4/2 (B) */ +#define LEADING_BYTE_JAPANESE_JISX0208_1990 (MIN_LEADING_BYTE + 10) + +/* Chinese GB 12345-1990 */ +#define LEADING_BYTE_CHINESE_GB12345 (MIN_LEADING_BYTE + 11) + +#define LEADING_BYTE_CHINESE_BIG5 (MIN_LEADING_BYTE + 20) + +/* Big5 Level 1 2/4 2/{(8),9,10,11} 4/0 '0' */ +#define LEADING_BYTE_CHINESE_BIG5_1 (MIN_LEADING_BYTE + 21) + +/* Big5 Level 2 2/4 2/{(8),9,10,11} 4/0 '1' */ +#define LEADING_BYTE_CHINESE_BIG5_2 (MIN_LEADING_BYTE + 22) + +/* VISCII 1.1 */ +#define LEADING_BYTE_LATIN_VISCII (MIN_LEADING_BYTE + 24) + +/* MULE VISCII-LOWER (CHARSET_ID_OFFSET_96 + '1') */ +#define LEADING_BYTE_LATIN_VISCII_LOWER (MIN_LEADING_BYTE + 25) + +/* MULE VISCII-UPPER (CHARSET_ID_OFFSET_96 + '2') */ +#define LEADING_BYTE_LATIN_VISCII_UPPER (MIN_LEADING_BYTE + 26) + +#define LEADING_BYTE_ETHIOPIC_UCS (MIN_LEADING_BYTE + 27) + +#define LEADING_BYTE_DAIKANWA_0 (MIN_LEADING_BYTE + 28) +#define LEADING_BYTE_DAIKANWA_1 (MIN_LEADING_BYTE + 29) +#define LEADING_BYTE_DAIKANWA_2 (MIN_LEADING_BYTE + 30) +#define LEADING_BYTE_DAIKANWA_3 (MIN_LEADING_BYTE + 31) + +#define LEADING_BYTE_GT (MIN_LEADING_BYTE + 40) +#define LEADING_BYTE_GT_PJ_1 (MIN_LEADING_BYTE + 41) +#define LEADING_BYTE_GT_PJ_2 (MIN_LEADING_BYTE + 42) +#define LEADING_BYTE_GT_PJ_3 (MIN_LEADING_BYTE + 43) +#define LEADING_BYTE_GT_PJ_4 (MIN_LEADING_BYTE + 44) +#define LEADING_BYTE_GT_PJ_5 (MIN_LEADING_BYTE + 45) +#define LEADING_BYTE_GT_PJ_6 (MIN_LEADING_BYTE + 46) +#define LEADING_BYTE_GT_PJ_7 (MIN_LEADING_BYTE + 47) +#define LEADING_BYTE_GT_PJ_8 (MIN_LEADING_BYTE + 48) +#define LEADING_BYTE_GT_PJ_9 (MIN_LEADING_BYTE + 49) +#define LEADING_BYTE_GT_PJ_10 (MIN_LEADING_BYTE + 50) +#define LEADING_BYTE_GT_PJ_11 (MIN_LEADING_BYTE + 51) + +#define LEADING_BYTE_CHINA3_JEF (MIN_LEADING_BYTE + 82) +#define LEADING_BYTE_CBETA (MIN_LEADING_BYTE + 83) +/* #define LEADING_BYTE_CHINESE_BIG5_CDP (MIN_LEADING_BYTE + 84) */ +#define LEADING_BYTE_HANZIKU_1 (MIN_LEADING_BYTE + 85) +#define LEADING_BYTE_HANZIKU_2 (MIN_LEADING_BYTE + 86) +#define LEADING_BYTE_HANZIKU_3 (MIN_LEADING_BYTE + 87) +#define LEADING_BYTE_HANZIKU_4 (MIN_LEADING_BYTE + 88) +#define LEADING_BYTE_HANZIKU_5 (MIN_LEADING_BYTE + 89) +#define LEADING_BYTE_HANZIKU_6 (MIN_LEADING_BYTE + 90) +#define LEADING_BYTE_HANZIKU_7 (MIN_LEADING_BYTE + 91) +#define LEADING_BYTE_HANZIKU_8 (MIN_LEADING_BYTE + 92) +#define LEADING_BYTE_HANZIKU_9 (MIN_LEADING_BYTE + 93) +#define LEADING_BYTE_HANZIKU_10 (MIN_LEADING_BYTE + 94) +#define LEADING_BYTE_HANZIKU_11 (MIN_LEADING_BYTE + 95) +#define LEADING_BYTE_HANZIKU_12 (MIN_LEADING_BYTE + 96) + +#define MIN_LEADING_BYTE_PRIVATE (MIN_LEADING_BYTE + 97) +#define MAX_LEADING_BYTE_PRIVATE -1 -#define MIN_CHARSET_ID_PRIVATE_94 (CHARSET_ID_OFFSET_94 + '0') -#define MAX_CHARSET_ID_PRIVATE_94 (CHARSET_ID_OFFSET_94 + '?') /* ISO 646 IRV */ -#define LEADING_BYTE_ASCII (CHARSET_ID_OFFSET_94 + 'B') +#define LEADING_BYTE_ASCII 6 /* (CHARSET_ID_OFFSET_94 + 'B') */ /* Right half of JIS X0201-1976 */ -#define LEADING_BYTE_KATAKANA_JISX0201 (CHARSET_ID_OFFSET_94 + 'I') +#define LEADING_BYTE_KATAKANA_JISX0201 13 /* (CHARSET_ID_OFFSET_94 + 'I') */ /* Left half of JIS X0201-1976 */ -#define LEADING_BYTE_LATIN_JISX0201 (CHARSET_ID_OFFSET_94 + 'J') +#define LEADING_BYTE_LATIN_JISX0201 14 /* (CHARSET_ID_OFFSET_94 + 'J') */ -#define CHARSET_ID_OFFSET_96 0x70 +/* #define CHARSET_ID_OFFSET_96 (CHARSET_ID_OFFSET_94 + 80) */ /* Right half of ISO 8859-1 */ -#define LEADING_BYTE_LATIN_ISO8859_1 (CHARSET_ID_OFFSET_96 + 'A') +#define LEADING_BYTE_LATIN_ISO8859_1 100 /* (CHARSET_ID_OFFSET_96 + 'A') */ /* Right half of ISO 8859-2 */ -#define LEADING_BYTE_LATIN_ISO8859_2 (CHARSET_ID_OFFSET_96 + 'B') +#define LEADING_BYTE_LATIN_ISO8859_2 101 /* (CHARSET_ID_OFFSET_96 + 'B') */ /* Right half of ISO 8859-3 */ -#define LEADING_BYTE_LATIN_ISO8859_3 (CHARSET_ID_OFFSET_96 + 'C') +#define LEADING_BYTE_LATIN_ISO8859_3 109 /* (CHARSET_ID_OFFSET_96 + 'C') */ /* Right half of ISO 8859-4 */ -#define LEADING_BYTE_LATIN_ISO8859_4 (CHARSET_ID_OFFSET_96 + 'D') +#define LEADING_BYTE_LATIN_ISO8859_4 110 /* (CHARSET_ID_OFFSET_96 + 'D') */ /* Right half of ISO 8859-7 */ -#define LEADING_BYTE_GREEK_ISO8859_7 (CHARSET_ID_OFFSET_96 + 'F') +#define LEADING_BYTE_GREEK_ISO8859_7 126 /* (CHARSET_ID_OFFSET_96 + 'F') */ /* Right half of ISO 8859-6 */ -#define LEADING_BYTE_ARABIC_ISO8859_6 (CHARSET_ID_OFFSET_96 + 'G') +#define LEADING_BYTE_ARABIC_ISO8859_6 127 /* (CHARSET_ID_OFFSET_96 + 'G') */ /* Right half of ISO 8859-8 */ -#define LEADING_BYTE_HEBREW_ISO8859_8 (CHARSET_ID_OFFSET_96 + 'H') +#define LEADING_BYTE_HEBREW_ISO8859_8 138 /* (CHARSET_ID_OFFSET_96 + 'H') */ /* Right half of ISO 8859-5 */ -#define LEADING_BYTE_CYRILLIC_ISO8859_5 (CHARSET_ID_OFFSET_96 + 'L') +#define LEADING_BYTE_CYRILLIC_ISO8859_5 144 /* (CHARSET_ID_OFFSET_96 + 'L') */ /* Right half of ISO 8859-9 */ -#define LEADING_BYTE_LATIN_ISO8859_9 (CHARSET_ID_OFFSET_96 + 'M') +#define LEADING_BYTE_LATIN_ISO8859_9 148 /* (CHARSET_ID_OFFSET_96 + 'M') */ /* TIS620-2533 */ -#define LEADING_BYTE_THAI_TIS620 (CHARSET_ID_OFFSET_96 + 'T') - - -#define MIN_LEADING_BYTE_PRIVATE_1 0xD0 -#define MAX_LEADING_BYTE_PRIVATE_1 0xDF - - -#define CHARSET_ID_OFFSET_94x94 0xB0 +#define LEADING_BYTE_THAI_TIS620 166 /* (CHARSET_ID_OFFSET_96 + 'T') */ -/* Big5 Level 1 */ -#define LEADING_BYTE_CHINESE_BIG5_1 ('0' + CHARSET_ID_OFFSET_94x94) +/* Right-hand Part of the VSCII-2 (TCVN 5712:1983) */ +#define LEADING_BYTE_LATIN_TCVN5712 180 /* F = 5/10 0x5A `Z' */ -/* Big5 Level 2 */ -#define LEADING_BYTE_CHINESE_BIG5_2 ('1' + CHARSET_ID_OFFSET_94x94) -#define MIN_LEADING_BYTE_PRIVATE_2 ('0' + CHARSET_ID_OFFSET_94x94) -#define MAX_LEADING_BYTE_PRIVATE_2 ('?' + CHARSET_ID_OFFSET_94x94) +/* #define CHARSET_ID_OFFSET_94x94 (CHARSET_ID_OFFSET_96 + 80) */ -/* Japanese JIS X0208-1978 */ -#define LEADING_BYTE_JAPANESE_JISX0208_1978 \ - ('@' + CHARSET_ID_OFFSET_94x94) +/* #define MIN_LEADING_BYTE_PRIVATE_2 ('0' + CHARSET_ID_OFFSET_94x94) */ +/* #define MAX_LEADING_BYTE_PRIVATE_2 ('?' + CHARSET_ID_OFFSET_94x94) */ -/* Chinese Hanzi GB2312-1980 */ -#define LEADING_BYTE_CHINESE_GB2312 ('A' + CHARSET_ID_OFFSET_94x94) +/* Japanese JIS X0208-1978 2/4 2/{(8),9,10,11} 4/0 (@) */ +#define LEADING_BYTE_JAPANESE_JISX0208_1978 42 -/* Japanese JIS X0208-1983 */ -#define LEADING_BYTE_JAPANESE_JISX0208 ('B' + CHARSET_ID_OFFSET_94x94) +/* Chinese Hanzi GB2312-1980 2/4 2/{(8),9,10,11} 4/1 (A) */ +#define LEADING_BYTE_CHINESE_GB2312 58 -/* Hangul KS C5601-1987 */ -#define LEADING_BYTE_KOREAN_KSC5601 ('C' + CHARSET_ID_OFFSET_94x94) +/* Japanese JIS X0208-1983 2/4 2/{(8),9,10,11} 4/2 (B) */ +#define LEADING_BYTE_JAPANESE_JISX0208 87 -/* Japanese JIS X0212-1990 */ -#define LEADING_BYTE_JAPANESE_JISX0212 ('D' + CHARSET_ID_OFFSET_94x94) +/* Hangul KS C5601-1987 2/4 2/{8,9,10,11} 4/3 (C) */ +#define LEADING_BYTE_KOREAN_KSC5601 149 -/* CCITT Extended GB */ -#define LEADING_BYTE_CHINESE_CCITT_GB ('E' + CHARSET_ID_OFFSET_94x94) +/* Japanese JIS X0212-1990 2/4 2/{8,9,10,11} 4/4 (D) */ +#define LEADING_BYTE_JAPANESE_JISX0212 159 -/* Chinese CNS11643 Set 1 */ -#define LEADING_BYTE_CHINESE_CNS11643_1 ('G' + CHARSET_ID_OFFSET_94x94) +/* CCITT Extended GB 2/4 2/{8,9,10,11} 4/5 (E) */ +#define LEADING_BYTE_CHINESE_CCITT_GB 165 -/* Chinese CNS11643 Set 2 */ -#define LEADING_BYTE_CHINESE_CNS11643_2 ('H' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 1 2/4 2/{8,9,10,11} 4/7 (G) */ +#define LEADING_BYTE_CHINESE_CNS11643_1 171 -/* Chinese CNS11643 Set 3 */ -#define LEADING_BYTE_CHINESE_CNS11643_3 ('I' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 2 2/4 2/{8,9,10,11} 4/8 (H) */ +#define LEADING_BYTE_CHINESE_CNS11643_2 172 -/* Chinese CNS11643 Set 4 */ -#define LEADING_BYTE_CHINESE_CNS11643_4 ('J' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 3 2/4 2/{8,9,10,11} 4/9 (I) */ +#define LEADING_BYTE_CHINESE_CNS11643_3 183 -/* Chinese CNS11643 Set 5 */ -#define LEADING_BYTE_CHINESE_CNS11643_5 ('K' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 4 2/4 2/{8,9,10,11} 4/10 (J) */ +#define LEADING_BYTE_CHINESE_CNS11643_4 184 -/* Chinese CNS11643 Set 6 */ -#define LEADING_BYTE_CHINESE_CNS11643_6 ('L' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 5 2/4 2/{8,9,10,11} 4/11 (K) */ +#define LEADING_BYTE_CHINESE_CNS11643_5 185 -/* Chinese CNS11643 Set 7 */ -#define LEADING_BYTE_CHINESE_CNS11643_7 ('M' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 6 2/4 2/{8,9,10,11} 4/12 (L) */ +#define LEADING_BYTE_CHINESE_CNS11643_6 186 -/* DPRK Hangul KPS 9566-1997 */ -#define LEADING_BYTE_KOREAN_KPS9566 ('N' + CHARSET_ID_OFFSET_94x94) +/* Chinese CNS11643 Set 7 2/4 2/{8,9,10,11} 4/13 (M) */ +#define LEADING_BYTE_CHINESE_CNS11643_7 187 -#define MIN_LEADING_BYTE_OFFICIAL_2 LEADING_BYTE_JAPANESE_JISX0208_1978 -#define MAX_LEADING_BYTE_OFFICIAL_2 LEADING_BYTE_KOREAN_KPS9566 - -#define NUM_LEADING_BYTES 256 - - -/************************************************************************/ -/* Operations on individual bytes */ -/* of any format */ -/************************************************************************/ +/* DPRK Hangul KPS 9566-1997 2/4 2/{8,9,10,11} 4/14 (N) */ +#define LEADING_BYTE_KOREAN_KPS9566 202 -/* Argument `c' should be (unsigned int) or (unsigned char). */ -/* Note that SP and DEL are not included. */ -#define BYTE_ASCII_P(c) ((c) < 0x80) -#define BYTE_C0_P(c) ((c) < 0x20) -/* Do some forced casting just to make *sure* things are gotten right. */ -#define BYTE_C1_P(c) ((unsigned int) ((unsigned int) (c) - 0x80) < 0x20) +#define NUM_LEADING_BYTES (80 * 3 - MIN_LEADING_BYTE) /************************************************************************/ @@ -177,7 +260,10 @@ struct Lisp_Charset int id; Lisp_Object name; - Lisp_Object doc_string, registry, short_name, long_name; + Lisp_Object doc_string; + Lisp_Object registry; + Lisp_Object short_name; + Lisp_Object long_name; Lisp_Object reverse_direction_charset; @@ -186,11 +272,6 @@ struct Lisp_Charset /* Final byte of this character set in ISO2022 designating escape sequence */ Bufbyte final; - /* Number of bytes (1 - 4) required in the internal representation - for characters in this character set. This is *not* the - same as the dimension of the character set). */ - unsigned int rep_bytes; - /* Number of columns a character in this charset takes up, on TTY devices. Not used for X devices. */ unsigned int columns; @@ -198,47 +279,54 @@ struct Lisp_Charset /* Direction of this character set */ unsigned int direction; - /* Type of this character set (94, 96, 94x94, 96x96) */ - unsigned int type; - - /* Number of bytes used in encoding of this character set (1 or 2) */ - unsigned int dimension; + /* Number of bytes used in encoding of this character set (1 .. 4) */ + unsigned short dimension; - /* Number of chars in each dimension (usually 94 or 96) */ - unsigned int chars; + /* Number of chars in each dimension (94, 96, 128, 256) */ + unsigned short chars; /* Which half of font to be used to display this character set */ unsigned int graphic; + + /* Code-point->character mapping table */ + Lisp_Object decoding_table; + + /* Base CCS */ + Lisp_Object mother; + + /* Range of character code */ + int min_code, max_code; + + /* Offset for external code */ + int code_offset; + + /* Type of conversion from mother CCS */ + unsigned char conversion; + + /* Offset for each byte */ + int byte_offset; }; +typedef struct Lisp_Charset Lisp_Charset; -DECLARE_LRECORD (charset, struct Lisp_Charset); -#define XCHARSET(x) XRECORD (x, charset, struct Lisp_Charset) +DECLARE_LRECORD (charset, Lisp_Charset); +#define XCHARSET(x) XRECORD (x, charset, Lisp_Charset) #define XSETCHARSET(x, p) XSETRECORD (x, p, charset) #define CHARSETP(x) RECORDP (x, charset) #define GC_CHARSETP(x) GC_RECORDP (x, charset) #define CHECK_CHARSET(x) CHECK_RECORD (x, charset) #define CONCHECK_CHARSET(x) CONCHECK_RECORD (x, charset) -#define CHARSET_TYPE_94 0 /* This charset includes 94 characters. */ -#define CHARSET_TYPE_96 1 /* This charset includes 96 characters. */ -#define CHARSET_TYPE_94X94 2 /* This charset includes 94x94 characters. */ -#define CHARSET_TYPE_96X96 3 /* This charset includes 96x96 characters. */ -#define CHARSET_TYPE_128X128 4 /* This charset includes 128x128 characters. */ -#define CHARSET_TYPE_256X256 5 /* This charset includes 256x256 characters. */ - #define CHARSET_LEFT_TO_RIGHT 0 #define CHARSET_RIGHT_TO_LEFT 1 /* Leading byte and id have been regrouped. -- OG */ #define CHARSET_ID(cs) ((cs)->id) -#define CHARSET_LEADING_BYTE(cs) ((Bufbyte)(CHARSET_ID(cs))) +#define CHARSET_LEADING_BYTE(cs) (CHARSET_ID(cs)) #define CHARSET_NAME(cs) ((cs)->name) #define CHARSET_SHORT_NAME(cs) ((cs)->short_name) #define CHARSET_LONG_NAME(cs) ((cs)->long_name) -#define CHARSET_REP_BYTES(cs) ((cs)->rep_bytes) #define CHARSET_COLUMNS(cs) ((cs)->columns) #define CHARSET_GRAPHIC(cs) ((cs)->graphic) -#define CHARSET_TYPE(cs) ((cs)->type) #define CHARSET_DIRECTION(cs) ((cs)->direction) #define CHARSET_FINAL(cs) ((cs)->final) #define CHARSET_DOC_STRING(cs) ((cs)->doc_string) @@ -247,16 +335,44 @@ DECLARE_LRECORD (charset, struct Lisp_Charset); #define CHARSET_DIMENSION(cs) ((cs)->dimension) #define CHARSET_CHARS(cs) ((cs)->chars) #define CHARSET_REVERSE_DIRECTION_CHARSET(cs) ((cs)->reverse_direction_charset) +#define CHARSET_DECODING_TABLE(cs) ((cs)->decoding_table) +#define CHARSET_MIN_CODE(cs) ((cs)->min_code) +#define CHARSET_MAX_CODE(cs) ((cs)->max_code) +#define CHARSET_CODE_OFFSET(cs) ((cs)->code_offset) +#define CHARSET_BYTE_OFFSET(cs) ((cs)->byte_offset) +#define CHARSET_MOTHER(cs) ((cs)->mother) +#define CHARSET_CONVERSION(cs) ((cs)->conversion) + +INLINE_HEADER int CHARSET_BYTE_SIZE (Lisp_Charset* cs); +INLINE_HEADER int +CHARSET_BYTE_SIZE (Lisp_Charset* cs) +{ + /* ad-hoc method for `ascii' */ + if ((CHARSET_CHARS (cs) == 94) && + (CHARSET_BYTE_OFFSET (cs) != 33)) + return 128 - CHARSET_BYTE_OFFSET (cs); + else + return CHARSET_CHARS (cs); +} + +INLINE_HEADER Lisp_Object CHARSET_ENCODING_TABLE (Lisp_Charset* cs); +INLINE_HEADER Lisp_Object +CHARSET_ENCODING_TABLE (Lisp_Charset* cs) +{ + return Fgethash (CHARSET_NAME(cs), + Vchar_attribute_hash_table, + Qnil); +} +#define CONVERSION_IDENTICAL 0 +#define CONVERSION_94x60 1 +#define CONVERSION_94x94x60 2 #define XCHARSET_ID(cs) CHARSET_ID (XCHARSET (cs)) #define XCHARSET_NAME(cs) CHARSET_NAME (XCHARSET (cs)) #define XCHARSET_SHORT_NAME(cs) CHARSET_SHORT_NAME (XCHARSET (cs)) #define XCHARSET_LONG_NAME(cs) CHARSET_LONG_NAME (XCHARSET (cs)) -#define XCHARSET_REP_BYTES(cs) CHARSET_REP_BYTES (XCHARSET (cs)) -#define XCHARSET_COLUMNS(cs) CHARSET_COLUMNS (XCHARSET (cs)) #define XCHARSET_GRAPHIC(cs) CHARSET_GRAPHIC (XCHARSET (cs)) -#define XCHARSET_TYPE(cs) CHARSET_TYPE (XCHARSET (cs)) #define XCHARSET_DIRECTION(cs) CHARSET_DIRECTION (XCHARSET (cs)) #define XCHARSET_FINAL(cs) CHARSET_FINAL (XCHARSET (cs)) #define XCHARSET_DOC_STRING(cs) CHARSET_DOC_STRING (XCHARSET (cs)) @@ -265,37 +381,66 @@ DECLARE_LRECORD (charset, struct Lisp_Charset); #define XCHARSET_CCL_PROGRAM(cs) CHARSET_CCL_PROGRAM (XCHARSET (cs)) #define XCHARSET_DIMENSION(cs) CHARSET_DIMENSION (XCHARSET (cs)) #define XCHARSET_CHARS(cs) CHARSET_CHARS (XCHARSET (cs)) +#define XCHARSET_BYTE_SIZE(cs) CHARSET_BYTE_SIZE (XCHARSET (cs)) #define XCHARSET_REVERSE_DIRECTION_CHARSET(cs) \ CHARSET_REVERSE_DIRECTION_CHARSET (XCHARSET (cs)) +#define XCHARSET_DECODING_TABLE(cs) CHARSET_DECODING_TABLE(XCHARSET(cs)) +#define XCHARSET_ENCODING_TABLE(cs) CHARSET_ENCODING_TABLE(XCHARSET(cs)) +#define XCHARSET_MIN_CODE(cs) CHARSET_MIN_CODE(XCHARSET(cs)) +#define XCHARSET_MAX_CODE(cs) CHARSET_MAX_CODE(XCHARSET(cs)) +#define XCHARSET_CODE_OFFSET(cs) CHARSET_CODE_OFFSET(XCHARSET(cs)) +#define XCHARSET_BYTE_OFFSET(cs) CHARSET_BYTE_OFFSET(XCHARSET(cs)) +#define XCHARSET_MOTHER(cs) CHARSET_MOTHER(XCHARSET(cs)) +#define XCHARSET_CONVERSION(cs) CHARSET_CONVERSION(XCHARSET(cs)) + +struct charset_lookup { + /* Table of charsets indexed by (leading byte - 128). */ + Lisp_Object charset_by_leading_byte[NUM_LEADING_BYTES]; + + /* Table of charsets indexed by type/final-byte/direction. */ + Lisp_Object charset_by_attributes[4][128]; + + Charset_ID next_allocated_leading_byte; +}; -/* Table of charsets indexed by (leading byte - 128). */ -extern Lisp_Object charset_by_leading_byte[NUM_LEADING_BYTES]; - -/* Table of charsets indexed by type/final-byte. */ -extern Lisp_Object charset_by_attributes[4][128]; +extern struct charset_lookup *chlook; #ifdef ERROR_CHECK_TYPECHECK /* int not Bufbyte even though that is the actual type of a leading byte. This way, out-ot-range values will get caught rather than automatically truncated. */ -INLINE Lisp_Object CHARSET_BY_LEADING_BYTE (Charset_ID lb); -INLINE Lisp_Object +INLINE_HEADER Lisp_Object CHARSET_BY_LEADING_BYTE (Charset_ID lb); +INLINE_HEADER Lisp_Object CHARSET_BY_LEADING_BYTE (Charset_ID lb) { assert (lb >= MIN_LEADING_BYTE && lb < (MIN_LEADING_BYTE + NUM_LEADING_BYTES)); - return charset_by_leading_byte[lb - MIN_LEADING_BYTE]; + return chlook->charset_by_leading_byte[lb - MIN_LEADING_BYTE]; } #else #define CHARSET_BY_LEADING_BYTE(lb) \ - (charset_by_leading_byte[(lb) - MIN_LEADING_BYTE]) + (chlook->charset_by_leading_byte[(lb) - MIN_LEADING_BYTE]) #endif -#define CHARSET_BY_ATTRIBUTES(type, final, dir) \ - (charset_by_attributes[type][final]) +INLINE_HEADER Lisp_Object +CHARSET_BY_ATTRIBUTES (int chars, int dimension, int final, int dir); +INLINE_HEADER Lisp_Object +CHARSET_BY_ATTRIBUTES (int chars, int dimension, int final, int dir) +{ + int type; + + if (chars == 94) + type = 0; + else if (chars == 96) + type = 1; + else + return Qnil; + type += dimension == 1 ? 0 : 2; + return chlook->charset_by_attributes[type][final]; +} /************************************************************************/ @@ -304,267 +449,374 @@ CHARSET_BY_LEADING_BYTE (Charset_ID lb) #define MAX_CHAR_BASIC_LATIN 0x007F -#define MIN_CHAR_GREEK 0x0370 -#define MAX_CHAR_GREEK 0x03CF - -#define MIN_CHAR_CYRILLIC 0x0400 -#define MAX_CHAR_CYRILLIC 0x045F - +/* #define MIN_CHAR_HEBREW 0x0590 #define MAX_CHAR_HEBREW 0x05EF +*/ #define MIN_CHAR_THAI 0x0E00 #define MAX_CHAR_THAI 0x0E5F -#define MIN_CHAR_HALFWIDTH_KATAKANA 0xFF60 +/* +#define MIN_CHAR_HIRAGANA 0x3041 +#define MAX_CHAR_HIRAGANA 0x3093 + +#define MIN_CHAR_KATAKANA 0x30A1 +#define MAX_CHAR_KATAKANA 0x30F6 +*/ + +#define MIN_CHAR_HALFWIDTH_KATAKANA 0xFF61 #define MAX_CHAR_HALFWIDTH_KATAKANA 0xFF9F -#define MIN_CHAR_94 0xE90940 +#define MAX_CHAR_BMP 0x00FFFF + +#define MIN_CHAR_SMP 0x010000 +#define MAX_CHAR_SMP 0x01FFFF + +#define MIN_CHAR_SIP 0x020000 +#define MAX_CHAR_SIP 0x02FFFF + +#define MIN_CHAR_DAIKANWA 0x00E00000 +#define MAX_CHAR_DAIKANWA (MIN_CHAR_DAIKANWA + 50100) /* 0xE0FFFF */ +#define MIN_CHAR_CBETA 0x00E20000 +#define MAX_CHAR_CBETA 0x00E2FFFF +#define MIN_CHAR_CHINA3_JEF 0x00E80000 +#define MAX_CHAR_CHINA3_JEF 0x00E8FFFF + +#define MIN_CHAR_94 0x00E90940 #define MAX_CHAR_94 (MIN_CHAR_94 + 94 * 80 - 1) #define MIN_CHAR_96 (MIN_CHAR_94 + 94 * 80) #define MAX_CHAR_96 (MIN_CHAR_96 + 96 * 80 - 1) #define MIN_CHAR_94x94 0xE9F6C0 +#define MIN_CHAR_JIS_X0208_1990 (MIN_CHAR_94x94 + 94 * 94 * 79) #define MAX_CHAR_94x94 (MIN_CHAR_94x94 + 94 * 94 * 80 - 1) +#define MAX_CHAR_JIS_X0208_1990 MAX_CHAR_94x94 #define MIN_CHAR_96x96 0xF4C000 #define MAX_CHAR_96x96 (MIN_CHAR_96x96 + 96 * 96 * 80 - 1) - -/* Return a character whose charset is CHARSET and position-codes - are C1 and C2. TYPE9N character ignores C2. */ - -INLINE Emchar MAKE_CHAR (Lisp_Object charset, int c1, int c2); -INLINE Emchar -MAKE_CHAR (Lisp_Object charset, int c1, int c2) +#define MIN_CHAR_GT 0x61000000 +#define MAX_CHAR_GT (MIN_CHAR_GT + 66773) +#define MIN_CHAR_BIG5_CDP 0x62000000 +#define MAX_CHAR_BIG5_CDP 0x6200FFFF +#define MIN_CHAR_HANZIKU_1 (0x62000000 + 65536 * 1) +#define MAX_CHAR_HANZIKU_1 (0x62000000 + 65536 * 1 + 65535) +#define MIN_CHAR_HANZIKU_2 (0x62000000 + 65536 * 2) +#define MAX_CHAR_HANZIKU_2 (0x62000000 + 65536 * 2 + 65535) +#define MIN_CHAR_HANZIKU_3 (0x62000000 + 65536 * 3) +#define MAX_CHAR_HANZIKU_3 (0x62000000 + 65536 * 3 + 65535) +#define MIN_CHAR_HANZIKU_4 (0x62000000 + 65536 * 4) +#define MAX_CHAR_HANZIKU_4 (0x62000000 + 65536 * 4 + 65535) +#define MIN_CHAR_HANZIKU_5 (0x62000000 + 65536 * 5) +#define MAX_CHAR_HANZIKU_5 (0x62000000 + 65536 * 5 + 65535) +#define MIN_CHAR_HANZIKU_6 (0x62000000 + 65536 * 6) +#define MAX_CHAR_HANZIKU_6 (0x62000000 + 65536 * 6 + 65535) +#define MIN_CHAR_HANZIKU_7 (0x62000000 + 65536 * 7) +#define MAX_CHAR_HANZIKU_7 (0x62000000 + 65536 * 7 + 65535) +#define MIN_CHAR_HANZIKU_8 (0x62000000 + 65536 * 8) +#define MAX_CHAR_HANZIKU_8 (0x62000000 + 65536 * 8 + 65535) +#define MIN_CHAR_HANZIKU_9 (0x62000000 + 65536 * 9) +#define MAX_CHAR_HANZIKU_9 (0x62000000 + 65536 * 9 + 65535) +#define MIN_CHAR_HANZIKU_10 (0x62000000 + 65536 * 10) +#define MAX_CHAR_HANZIKU_10 (0x62000000 + 65536 * 10 + 65535) +#define MIN_CHAR_HANZIKU_11 (0x62000000 + 65536 * 11) +#define MAX_CHAR_HANZIKU_11 (0x62000000 + 65536 * 11 + 65535) +#define MIN_CHAR_HANZIKU_12 (0x62000000 + 65536 * 12) +#define MAX_CHAR_HANZIKU_12 (0x62000000 + 65536 * 12 + 65535) + +Emchar decode_builtin_char (Lisp_Object charset, int code_point); + +INLINE_HEADER Lisp_Object +get_ccs_octet_table (Lisp_Object table, Lisp_Object ccs, int code); +INLINE_HEADER Lisp_Object +get_ccs_octet_table (Lisp_Object table, Lisp_Object ccs, int code) { - if (EQ (charset, Vcharset_ascii)) - return c1; - else if (EQ (charset, Vcharset_control_1)) - return c1 | 0x80; - else if (EQ (charset, Vcharset_latin_iso8859_1)) - return c1 | 0x80; - else if (EQ (charset, Vcharset_greek_iso8859_7)) - return c1 + MIN_CHAR_GREEK - 0x20; - else if (EQ (charset, Vcharset_cyrillic_iso8859_5)) - return c1 + MIN_CHAR_CYRILLIC - 0x20; - else if (EQ (charset, Vcharset_hebrew_iso8859_8)) - return c1 + MIN_CHAR_HEBREW - 0x20; - else if (EQ (charset, Vcharset_thai_tis620)) - return c1 + MIN_CHAR_THAI - 0x20; - else if (EQ (charset, Vcharset_katakana_jisx0201)) - if (c1 < 0x60) - return c1 + MIN_CHAR_HALFWIDTH_KATAKANA - 0x20; - else - return 32; - else if (XCHARSET_DIMENSION (charset) == 1) + int byte_offset = XCHARSET_BYTE_OFFSET (ccs); + + if (VECTORP (table)) { - switch (XCHARSET_CHARS (charset)) - { - case 94: - return MIN_CHAR_94 - + (XCHARSET_FINAL (charset) - '0') * 94 + (c1 - 33); - case 96: - return MIN_CHAR_96 - + (XCHARSET_FINAL (charset) - '0') * 96 + (c1 - 32); - default: - abort (); - } + int idx = code - byte_offset; + + if (idx < XVECTOR_LENGTH(table)) + return XVECTOR_DATA(table)[idx]; + else + return Qunbound; } else - { - switch (XCHARSET_CHARS (charset)) - { - case 94: - return MIN_CHAR_94x94 - + (XCHARSET_FINAL (charset) - '0') * 94 * 94 - + (c1 - 33) * 94 + (c2 - 33); - case 96: - return MIN_CHAR_96x96 - + (XCHARSET_FINAL (charset) - '0') * 96 * 96 - + (c1 - 32) * 96 + (c2 - 32); - default: - abort (); - } - } + return table; } -extern Charset_ID latin_a_char_to_charset[128]; -extern unsigned char latin_a_char_to_byte1[128]; -extern unsigned char latin_a_char_to_byte2[128]; - -INLINE void breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2); -INLINE void -breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2) +INLINE_HEADER Lisp_Object +put_ccs_octet_table (Lisp_Object table, Lisp_Object ccs, int code, + Lisp_Object value); +INLINE_HEADER Lisp_Object +put_ccs_octet_table (Lisp_Object table, Lisp_Object ccs, int code, + Lisp_Object value) { - if (c <= MAX_CHAR_BASIC_LATIN) - { - *charset = Vcharset_ascii; - *c1 = c; - *c2 = 0; - } - else if (c < 0xA0) - { - *charset = Vcharset_control_1; - *c1 = c & 0x7f; - *c2 = 0; - } - else if (c <= 0xff) - { - *charset = Vcharset_latin_iso8859_1; - *c1 = c & 0x7f; - *c2 = 0; - } - else if (c <= 0x17f) - { - *charset - = CHARSET_BY_LEADING_BYTE (latin_a_char_to_charset[c - 0x100]); - *c1 = latin_a_char_to_byte1[c - 0x100]; - *c2 = latin_a_char_to_byte2[c - 0x100]; - } - else if (c < MIN_CHAR_GREEK) - { - printf("not break up u+%x", c); - abort (); - } - else if (c <= MAX_CHAR_GREEK) - { - *charset = Vcharset_greek_iso8859_7; - *c1 = c - MIN_CHAR_GREEK + 0x20; - *c2 = 0; - } - else if (c < MIN_CHAR_CYRILLIC) - { - printf("not break up u+%x", c); - abort (); - } - else if (c <= MAX_CHAR_CYRILLIC) - { - *charset = Vcharset_cyrillic_iso8859_5; - *c1 = c - MIN_CHAR_CYRILLIC + 0x20; - *c2 = 0; - } - else if (c < MIN_CHAR_HEBREW) - { - printf("not break up u+%x", c); - abort (); - } - else if (c <= MAX_CHAR_HEBREW) + int byte_offset = XCHARSET_BYTE_OFFSET (ccs); + int ccs_len = XCHARSET_BYTE_SIZE (ccs); + + if (VECTORP (table)) { - *charset = Vcharset_hebrew_iso8859_8; - *c1 = c - MIN_CHAR_HEBREW + 0x20; - *c2 = 0; + XVECTOR_DATA(table)[code - byte_offset] = value; + return table; } - else if (c < MIN_CHAR_THAI) + else if (EQ (table, value)) + return table; + else { - printf("not break up u+%x", c); - abort (); + table = make_vector (ccs_len, table); + XVECTOR_DATA(table)[code - byte_offset] = value; + return table; } - else if (c <= MAX_CHAR_THAI) +} + +INLINE_HEADER void +decoding_table_put_char (Lisp_Object ccs, + int code_point, Lisp_Object character); +INLINE_HEADER void +decoding_table_put_char (Lisp_Object ccs, + int code_point, Lisp_Object character) +{ +#if 1 + Lisp_Object table1 = XCHARSET_DECODING_TABLE (ccs); + int dim = XCHARSET_DIMENSION (ccs); + + if (dim == 1) + XCHARSET_DECODING_TABLE (ccs) + = put_ccs_octet_table (table1, ccs, code_point, character); + else if (dim == 2) { - *charset = Vcharset_thai_tis620; - *c1 = c - MIN_CHAR_THAI + 0x20; - *c2 = 0; + Lisp_Object table2 + = get_ccs_octet_table (table1, ccs, (unsigned char)(code_point >> 8)); + + table2 = put_ccs_octet_table (table2, ccs, + (unsigned char)code_point, character); + XCHARSET_DECODING_TABLE (ccs) + = put_ccs_octet_table (table1, ccs, + (unsigned char)(code_point >> 8), table2); } - else if (c < MIN_CHAR_HALFWIDTH_KATAKANA) + else if (dim == 3) { - printf("not break up u+%x", c); - abort (); + Lisp_Object table2 + = get_ccs_octet_table (table1, ccs, (unsigned char)(code_point >> 16)); + Lisp_Object table3 + = get_ccs_octet_table (table2, ccs, (unsigned char)(code_point >> 8)); + + table3 = put_ccs_octet_table (table3, ccs, + (unsigned char)code_point, character); + table2 = put_ccs_octet_table (table2, ccs, + (unsigned char)(code_point >> 8), table3); + XCHARSET_DECODING_TABLE (ccs) + = put_ccs_octet_table (table1, ccs, + (unsigned char)(code_point >> 16), table2); } - else if (c <= MAX_CHAR_HALFWIDTH_KATAKANA) + else /* if (dim == 4) */ { - *charset = Vcharset_katakana_jisx0201; - *c1 = c - MIN_CHAR_HALFWIDTH_KATAKANA + 0x20; - *c2 = 0; + Lisp_Object table2 + = get_ccs_octet_table (table1, ccs, (unsigned char)(code_point >> 24)); + Lisp_Object table3 + = get_ccs_octet_table (table2, ccs, (unsigned char)(code_point >> 16)); + Lisp_Object table4 + = get_ccs_octet_table (table3, ccs, (unsigned char)(code_point >> 8)); + + table4 = put_ccs_octet_table (table4, ccs, + (unsigned char)code_point, character); + table3 = put_ccs_octet_table (table3, ccs, + (unsigned char)(code_point >> 8), table4); + table2 = put_ccs_octet_table (table2, ccs, + (unsigned char)(code_point >> 16), table3); + XCHARSET_DECODING_TABLE (ccs) + = put_ccs_octet_table (table1, ccs, + (unsigned char)(code_point >> 24), table2); } - else if (c <= MAX_CHAR_94) +#else + Lisp_Object v = XCHARSET_DECODING_TABLE (ccs); + int dim = XCHARSET_DIMENSION (ccs); + int byte_offset = XCHARSET_BYTE_OFFSET (ccs); + int i = -1; + Lisp_Object nv; + int ccs_len = XVECTOR_LENGTH (v); + + while (dim > 0) { - *charset - = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_94, - ((c - MIN_CHAR_94) / 94) + '0', - CHARSET_LEFT_TO_RIGHT); - *c1 = ((c - MIN_CHAR_94) % 94) + 33; - *c2 = 0; + dim--; + i = ((code_point >> (8 * dim)) & 255) - byte_offset; + nv = XVECTOR_DATA(v)[i]; + if (dim > 0) + { + if (!VECTORP (nv)) + { + if (EQ (nv, character)) + return; + else + nv = (XVECTOR_DATA(v)[i] = make_vector (ccs_len, Qnil)); + } + v = nv; + } + else + break; } - else if (c <= MAX_CHAR_96) + XVECTOR_DATA(v)[i] = character; +#endif +} + +INLINE_HEADER void +decoding_table_remove_char (Lisp_Object ccs, int code_point); +INLINE_HEADER void +decoding_table_remove_char (Lisp_Object ccs, int code_point) +{ + decoding_table_put_char (ccs, code_point, Qunbound); +} + +#ifdef HAVE_DATABASE +Emchar load_char_decoding_entry_maybe (Lisp_Object ccs, int code_point); +#endif + +Emchar decode_defined_char (Lisp_Object charset, int code_point); + +INLINE_HEADER Emchar DECODE_CHAR (Lisp_Object charset, int code_point); +INLINE_HEADER Emchar +DECODE_CHAR (Lisp_Object charset, int code_point) +{ + Emchar char_id = decode_defined_char (charset, code_point); + + if (char_id >= 0) + return char_id; + else if (XCHARSET_DIMENSION (charset) == 1) + return decode_builtin_char (charset, code_point); + else if (EQ (charset, Vcharset_chinese_big5_1)) { - *charset - = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_96, - ((c - MIN_CHAR_96) / 96) + '0', - CHARSET_LEFT_TO_RIGHT); - *c1 = ((c - MIN_CHAR_96) % 96) + 32; - *c2 = 0; + unsigned int I + = ((code_point >> 8) - 33) * (0xFF - 0xA1) + + ((code_point & 0xFF) - 33); + unsigned char b1 = I / (0xFF - 0xA1 + 0x7F - 0x40) + 0xA1; + unsigned char b2 = I % (0xFF - 0xA1 + 0x7F - 0x40); + + b2 += b2 < 0x3F ? 0x40 : 0x62; + return DECODE_CHAR (Vcharset_chinese_big5, (b1 << 8) | b2); } - else if (c <= MAX_CHAR_94x94) + else if (EQ (charset, Vcharset_chinese_big5_2)) { - *charset - = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_94X94, - ((c - MIN_CHAR_94x94) / (94 * 94)) + '0', - CHARSET_LEFT_TO_RIGHT); - *c1 = (((c - MIN_CHAR_94x94) / 94) % 94) + 33; - *c2 = ((c - MIN_CHAR_94x94) % 94) + 33; + unsigned int I + = ((code_point >> 8) - 33) * (0xFF - 0xA1) + + ((code_point & 0xFF) - 33); + unsigned char b1, b2; + + I += (0xFF - 0xA1 + 0x7F - 0x40) * (0xC9 - 0xA1); + b1 = I / (0xFF - 0xA1 + 0x7F - 0x40) + 0xA1; + b2 = I % (0xFF - 0xA1 + 0x7F - 0x40); + b2 += b2 < 0x3F ? 0x40 : 0x62; + return DECODE_CHAR (Vcharset_chinese_big5, (b1 << 8) | b2); } - else if (c <= MAX_CHAR_96x96) + return decode_builtin_char (charset, code_point); +} + +/* Return a character whose charset is CHARSET and position-codes + are C1 and C2. TYPE9N character ignores C2. */ + +INLINE_HEADER Emchar MAKE_CHAR (Lisp_Object charset, int c1, int c2); +INLINE_HEADER Emchar +MAKE_CHAR (Lisp_Object charset, int c1, int c2) +{ + if (XCHARSET_DIMENSION (charset) == 1) + return DECODE_CHAR (charset, c1); + else + return DECODE_CHAR (charset, (c1 << 8) | c2); +} + +extern Lisp_Object Vcharacter_attribute_table; + +int encode_builtin_char_1 (Emchar c, Lisp_Object* charset); +int charset_code_point (Lisp_Object charset, Emchar ch); +int range_charset_code_point (Lisp_Object charset, Emchar ch); + +extern Lisp_Object Vdefault_coded_charset_priority_list; +EXFUN (Ffind_charset, 1); + +INLINE_HEADER int encode_char_1 (Emchar ch, Lisp_Object* charset); +INLINE_HEADER int +encode_char_1 (Emchar ch, Lisp_Object* charset) +{ + Lisp_Object charsets = Vdefault_coded_charset_priority_list; + + while (!NILP (charsets)) { - *charset - = CHARSET_BY_ATTRIBUTES (CHARSET_TYPE_96X96, - ((c - MIN_CHAR_96x96) / (96 * 96)) + '0', - CHARSET_LEFT_TO_RIGHT); - *c1 = (((c - MIN_CHAR_96x96) / 96) % 96) + 32; - *c2 = ((c - MIN_CHAR_96x96) % 96) + 32; + *charset = Ffind_charset (Fcar (charsets)); + if (!NILP (*charset)) + { + int code_point = charset_code_point (*charset, ch); + + if (code_point >= 0) + return code_point; + } + charsets = Fcdr (charsets); } - else + + /* otherwise --- maybe for bootstrap */ + return encode_builtin_char_1 (ch, charset); +} + +#define ENCODE_CHAR(ch, charset) encode_char_1 (ch, &(charset)) + +INLINE_HEADER void +breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2); +INLINE_HEADER void +breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2) +{ + int code_point = encode_char_1 (c, charset); + + if (code_point >= 0) { - printf("u+%x", c); - abort(); + int dim = XCHARSET_DIMENSION (*charset); + + if (dim == 1) + { + *c1 = code_point; + *c2 = 0; + } + else /* if (dim == 2) */ + { + *c1 = code_point >> 8; + *c2 = code_point & 255; + } } + else{ + *c1 = *c2 = 0; + } } #define BREAKUP_CHAR(ch, charset, b1, b2) \ breakup_char_1 (ch, &(charset), &(b1), &(b2)) -INLINE Lisp_Object CHAR_CHARSET (Emchar ch); -INLINE Lisp_Object +INLINE_HEADER Lisp_Object CHAR_CHARSET (Emchar ch); +INLINE_HEADER Lisp_Object CHAR_CHARSET (Emchar ch) { Lisp_Object charset; - int b1, b2; - - BREAKUP_CHAR(ch, charset, b1, b2); + + ENCODE_CHAR (ch, charset); return charset; } -#define CHAR_LEADING_BYTE(c) (XCHARSET_LEADING_BYTE(CHAR_CHARSET(c))) - - -#ifdef ENABLE_COMPOSITE_CHARS -/************************************************************************/ -/* Composite characters */ -/************************************************************************/ +#define CHAR_CHARSET_ID(c) (XCHARSET_ID(CHAR_CHARSET(c))) +#define CHAR_COLUMNS(c) (CHARSET_COLUMNS(XCHARSET(CHAR_CHARSET(c)))) -Emchar lookup_composite_char (Bufbyte *str, int len); -Lisp_Object composite_char_string (Emchar ch); -#endif /* ENABLE_COMPOSITE_CHARS */ - -/************************************************************************/ -/* Exported functions */ -/************************************************************************/ - -EXFUN (Ffind_charset, 1); -EXFUN (Fget_charset, 1); - -extern Lisp_Object Vcharset_chinese_big5_1; -extern Lisp_Object Vcharset_chinese_big5_2; -extern Lisp_Object Vcharset_japanese_jisx0208; -extern Lisp_Object Vcharset_japanese_jisx0212; +typedef struct Charc +{ + Lisp_Object charset; + int code_point; +} Charc; -Emchar Lstream_get_emchar_1 (Lstream *stream, int first_char); -int Lstream_fput_emchar (Lstream *stream, Emchar ch); -void Lstream_funget_emchar (Lstream *stream, Emchar ch); +INLINE_HEADER Charc CHAR_TO_CHARC (Emchar ch); +INLINE_HEADER Charc +CHAR_TO_CHARC (Emchar ch) +{ + Charc cc; -int copy_internal_to_external (CONST Bufbyte *internal, Bytecount len, - unsigned char *external); -Bytecount copy_external_to_internal (CONST unsigned char *external, - int len, Bufbyte *internal); + cc.code_point = encode_char_1 (ch, &cc.charset); + return cc; +} -#endif /* _XEMACS_CHAR_UCS_H */ +#endif /* INCLUDED_char_ucs_h_ */