X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fmule-charset.c;h=a112c8c50df77f4c4845b4d707239fd2d02a5a93;hb=f44540086f484816ff3e77cf7a8f223b45355cdb;hp=8b27219c9389aee0adad6d32517fd2eba092a07e;hpb=6b3f40dfa3d8f18a2fcc6932be7f82acd94261c2;p=chise%2Fxemacs-chise.git diff --git a/src/mule-charset.c b/src/mule-charset.c index 8b27219..a112c8c 100644 --- a/src/mule-charset.c +++ b/src/mule-charset.c @@ -125,6 +125,7 @@ Bytecount rep_bytes_by_first_byte[0xA0] = #endif #ifdef UTF2000 + static Lisp_Object mark_char_byte_table (Lisp_Object obj, void (*markobj) (Lisp_Object)) { @@ -176,7 +177,7 @@ static const struct lrecord_description char_byte_table_description[] = { { XD_END } }; -DEFINE_LRECORD_IMPLEMENTATION ("char-code-table", char_byte_table, +DEFINE_LRECORD_IMPLEMENTATION ("char-byte-table", char_byte_table, mark_char_byte_table, internal_object_printer, 0, char_byte_table_equal, @@ -184,7 +185,6 @@ DEFINE_LRECORD_IMPLEMENTATION ("char-code-table", char_byte_table, char_byte_table_description, struct Lisp_Char_Byte_Table); - static Lisp_Object make_char_byte_table (Lisp_Object initval) { @@ -224,12 +224,79 @@ copy_char_byte_table (Lisp_Object entry) return obj; } -#define make_char_code_table(initval) make_char_byte_table(initval) + +static Lisp_Object +mark_char_code_table (Lisp_Object obj, void (*markobj) (Lisp_Object)) +{ + struct Lisp_Char_Code_Table *cte = XCHAR_CODE_TABLE (obj); + + return cte->table; +} + +static int +char_code_table_equal (Lisp_Object obj1, Lisp_Object obj2, int depth) +{ + struct Lisp_Char_Code_Table *cte1 = XCHAR_CODE_TABLE (obj1); + struct Lisp_Char_Code_Table *cte2 = XCHAR_CODE_TABLE (obj2); + + return char_byte_table_equal (cte1->table, cte2->table, depth + 1); +} + +static unsigned long +char_code_table_hash (Lisp_Object obj, int depth) +{ + struct Lisp_Char_Code_Table *cte = XCHAR_CODE_TABLE (obj); + + return char_code_table_hash (cte->table, depth + 1); +} + +static const struct lrecord_description char_code_table_description[] = { + { XD_LISP_OBJECT, offsetof(struct Lisp_Char_Code_Table, table), 1 }, + { XD_END } +}; + +DEFINE_LRECORD_IMPLEMENTATION ("char-code-table", char_code_table, + mark_char_code_table, + internal_object_printer, + 0, char_code_table_equal, + char_code_table_hash, + char_code_table_description, + struct Lisp_Char_Code_Table); + +static Lisp_Object +make_char_code_table (Lisp_Object initval) +{ + Lisp_Object obj; + struct Lisp_Char_Code_Table *cte = + alloc_lcrecord_type (struct Lisp_Char_Code_Table, + &lrecord_char_code_table); + + cte->table = make_char_byte_table (initval); + + XSETCHAR_CODE_TABLE (obj, cte); + return obj; +} + +static Lisp_Object +copy_char_code_table (Lisp_Object entry) +{ + struct Lisp_Char_Code_Table *cte = XCHAR_CODE_TABLE (entry); + Lisp_Object obj; + struct Lisp_Char_Code_Table *ctenew = + alloc_lcrecord_type (struct Lisp_Char_Code_Table, + &lrecord_char_code_table); + + ctenew->table = copy_char_byte_table (cte->table); + XSETCHAR_CODE_TABLE (obj, ctenew); + return obj; +} + Lisp_Object get_char_code_table (Emchar ch, Lisp_Object table) { - struct Lisp_Char_Byte_Table* cpt = XCHAR_BYTE_TABLE (table); + struct Lisp_Char_Byte_Table* cpt + = XCHAR_BYTE_TABLE (XCHAR_CODE_TABLE (table)->table); Lisp_Object ret = cpt->property [ch >> 24]; if (CHAR_BYTE_TABLE_P (ret)) @@ -255,7 +322,8 @@ get_char_code_table (Emchar ch, Lisp_Object table) void put_char_code_table (Emchar ch, Lisp_Object value, Lisp_Object table) { - struct Lisp_Char_Byte_Table* cpt1 = XCHAR_BYTE_TABLE (table); + struct Lisp_Char_Byte_Table* cpt1 + = XCHAR_BYTE_TABLE (XCHAR_CODE_TABLE (table)->table); Lisp_Object ret = cpt1->property[ch >> 24]; if (CHAR_BYTE_TABLE_P (ret)) @@ -325,31 +393,228 @@ Return the value of CHARACTER's ATTRIBUTE. { Lisp_Object ret = get_char_code_table (XCHAR (character), Vcharacter_attribute_table); + Lisp_Object ccs; if (EQ (ret, Qnil)) return Qnil; - + + if (!NILP (ccs = Ffind_charset (attribute))) + attribute = ccs; + return Fcdr (Fassq (attribute, ret)); } -DEFUN ("put-char-attribute", Fput_char_attribute, 3, 3, 0, /* -Store CHARACTER's ATTRIBUTE with VALUE. -*/ - (character, attribute, value)) +Lisp_Object +put_char_attribute (Lisp_Object character, Lisp_Object attribute, + Lisp_Object value) { Emchar char_code = XCHAR (character); Lisp_Object ret = get_char_code_table (char_code, Vcharacter_attribute_table); - Lisp_Object cell = Fassq (attribute, ret); + Lisp_Object cell; - if (EQ (cell, Qnil)) - ret = Fcons (Fcons (attribute, value), ret); - else - Fsetcdr (cell, value); + cell = Fassq (attribute, ret); + + if (NILP (cell)) + { + ret = Fcons (Fcons (attribute, value), ret); + } + else if (!EQ (Fcdr (cell), value)) + { + Fsetcdr (cell, value); + } put_char_code_table (char_code, ret, Vcharacter_attribute_table); return ret; } + +DEFUN ("put-char-attribute", Fput_char_attribute, 3, 3, 0, /* +Store CHARACTER's ATTRIBUTE with VALUE. +*/ + (character, attribute, value)) +{ + Lisp_Object ccs; + ccs = Ffind_charset (attribute); + if (!NILP (ccs)) + { + Lisp_Object rest; + Lisp_Object v = XCHARSET_DECODING_TABLE (ccs); + Lisp_Object nv; + int i = -1; + int ccs_len; + + /* ad-hoc method for `ascii' */ + if ((XCHARSET_CHARS (ccs) == 94) && + (XCHARSET_BYTE_OFFSET (ccs) != 33)) + ccs_len = 128 - XCHARSET_BYTE_OFFSET (ccs); + else + ccs_len = XCHARSET_CHARS (ccs); + + if (!CONSP (value)) + signal_simple_error ("Invalid value for coded-charset", + value); + + attribute = ccs; + rest = Fget_char_attribute (character, attribute); + if (VECTORP (v)) + { + if (!NILP (rest)) + { + while (!NILP (rest)) + { + Lisp_Object ei = Fcar (rest); + + i = XINT (ei) - XCHARSET_BYTE_OFFSET (ccs); + nv = XVECTOR_DATA(v)[i]; + if (!VECTORP (nv)) + break; + v = nv; + rest = Fcdr (rest); + } + if (i >= 0) + XVECTOR_DATA(v)[i] = Qnil; + v = XCHARSET_DECODING_TABLE (ccs); + } + } + else + { + XCHARSET_DECODING_TABLE (ccs) = v = make_vector (ccs_len, Qnil); + } + + rest = value; + i = -1; + while (CONSP (rest)) + { + Lisp_Object ei = Fcar (rest); + + if (!INTP (ei)) + signal_simple_error ("Invalid value for coded-charset", + value); + i = XINT (ei) - XCHARSET_BYTE_OFFSET (ccs); + nv = XVECTOR_DATA(v)[i]; + rest = Fcdr (rest); + if (CONSP (rest)) + { + if (!VECTORP (nv)) + { + nv = (XVECTOR_DATA(v)[i] = make_vector (ccs_len, Qnil)); + } + v = nv; + } + else + break; + } + XVECTOR_DATA(v)[i] = character; + } + return put_char_attribute (character, attribute, value); +} + +Lisp_Object Qucs; + +DEFUN ("define-char", Fdefine_char, 1, 1, 0, /* +Store character's ATTRIBUTES. +*/ + (attributes)) +{ + Lisp_Object rest = attributes; + Lisp_Object code = Fcdr (Fassq (Qucs, attributes)); + Lisp_Object character; + + if (NILP (code)) + { + while (CONSP (rest)) + { + Lisp_Object cell = Fcar (rest); + Lisp_Object ccs; + + if (!LISTP (cell)) + signal_simple_error ("Invalid argument", attributes); + if (!NILP (ccs = Ffind_charset (Fcar (cell))) + && XCHARSET_FINAL (ccs)) + { + Emchar code; + + if (XCHARSET_DIMENSION (ccs) == 1) + { + Lisp_Object eb1 = Fcar (Fcdr (cell)); + int b1; + + if (!INTP (eb1)) + signal_simple_error ("Invalid argument", attributes); + b1 = XINT (eb1); + switch (XCHARSET_CHARS (ccs)) + { + case 94: + code = MIN_CHAR_94 + + (XCHARSET_FINAL (ccs) - '0') * 94 + (b1 - 33); + break; + case 96: + code = MIN_CHAR_96 + + (XCHARSET_FINAL (ccs) - '0') * 96 + (b1 - 32); + break; + default: + abort (); + } + } + else if (XCHARSET_DIMENSION (ccs) == 2) + { + Lisp_Object eb1 = Fcar (Fcdr (cell)); + Lisp_Object eb2 = Fcar (Fcdr (Fcdr (cell))); + int b1, b2; + + if (!INTP (eb1)) + signal_simple_error ("Invalid argument", attributes); + b1 = XINT (eb1); + if (!INTP (eb2)) + signal_simple_error ("Invalid argument", attributes); + b2 = XINT (eb2); + switch (XCHARSET_CHARS (ccs)) + { + case 94: + code = MIN_CHAR_94x94 + + (XCHARSET_FINAL (ccs) - '0') * 94 * 94 + + (b1 - 33) * 94 + (b2 - 33); + break; + case 96: + code = MIN_CHAR_96x96 + + (XCHARSET_FINAL (ccs) - '0') * 96 * 96 + + (b1 - 32) * 96 + (b2 - 32); + break; + default: + abort (); + } + } + else + { + rest = Fcdr (rest); + continue; + } + character = make_char (code); + goto setup_attributes; + } + rest = Fcdr (rest); + } + return Qnil; + } + else if (!INTP (code)) + signal_simple_error ("Invalid argument", attributes); + else + character = make_char (XINT (code)); + + setup_attributes: + rest = attributes; + while (CONSP (rest)) + { + Lisp_Object cell = Fcar (rest); + + if (!LISTP (cell)) + signal_simple_error ("Invalid argument", attributes); + Fput_char_attribute (character, Fcar (cell), Fcdr (cell)); + rest = Fcdr (rest); + } + return + get_char_code_table (XCHAR (character), Vcharacter_attribute_table); +} Lisp_Object Vutf_2000_version; #endif @@ -775,7 +1040,6 @@ mark_charset (Lisp_Object obj, void (*markobj) (Lisp_Object)) markobj (cs->ccl_program); #ifdef UTF2000 markobj (cs->decoding_table); - markobj (cs->encoding_table); #endif return cs->name; } @@ -859,7 +1123,6 @@ make_charset (Charset_ID id, Lisp_Object name, CHARSET_REVERSE_DIRECTION_CHARSET (cs) = Qnil; #ifdef UTF2000 CHARSET_DECODING_TABLE(cs) = Qnil; - CHARSET_ENCODING_TABLE(cs) = Qnil; CHARSET_UCS_MIN(cs) = ucs_min; CHARSET_UCS_MAX(cs) = ucs_max; CHARSET_CODE_OFFSET(cs) = code_offset; @@ -981,46 +1244,47 @@ get_unallocated_leading_byte (int dimension) } #ifdef UTF2000 -unsigned char -charset_get_byte1 (Lisp_Object charset, Emchar ch) +Lisp_Object +range_charset_code_point (Lisp_Object charset, Emchar ch) { - Lisp_Object table; int d; - if (!EQ (table = XCHARSET_ENCODING_TABLE (charset), Qnil)) - { - Lisp_Object value = get_char_code_table (ch, table); - - if (INTP (value)) - { - Emchar code = XINT (value); - - if (code < (1 << 8)) - return code; - else if (code < (1 << 16)) - return code >> 8; - else if (code < (1 << 24)) - return code >> 16; - else - return code >> 24; - } - } if ((XCHARSET_UCS_MIN (charset) <= ch) && (ch <= XCHARSET_UCS_MAX (charset))) - return (ch - XCHARSET_UCS_MIN (charset) - + XCHARSET_CODE_OFFSET (charset)) - / (XCHARSET_DIMENSION (charset) == 1 ? - 1 - : - XCHARSET_DIMENSION (charset) == 2 ? - XCHARSET_CHARS (charset) - : - XCHARSET_DIMENSION (charset) == 3 ? - XCHARSET_CHARS (charset) * XCHARSET_CHARS (charset) - : - XCHARSET_CHARS (charset) - * XCHARSET_CHARS (charset) * XCHARSET_CHARS (charset)) - + XCHARSET_BYTE_OFFSET (charset); + { + d = ch - XCHARSET_UCS_MIN (charset) + XCHARSET_CODE_OFFSET (charset); + + if (XCHARSET_DIMENSION (charset) == 1) + return list1 (make_int (d + XCHARSET_BYTE_OFFSET (charset))); + else if (XCHARSET_DIMENSION (charset) == 2) + return list2 (make_int (d / XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset)), + make_int (d % XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset))); + else if (XCHARSET_DIMENSION (charset) == 3) + return list3 (make_int (d / (XCHARSET_CHARS (charset) + * XCHARSET_CHARS (charset)) + + XCHARSET_BYTE_OFFSET (charset)), + make_int (d / XCHARSET_CHARS (charset) + % XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset)), + make_int (d % XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset))); + else /* if (XCHARSET_DIMENSION (charset) == 4) */ + return list4 (make_int (d / (XCHARSET_CHARS (charset) + * XCHARSET_CHARS (charset) + * XCHARSET_CHARS (charset)) + + XCHARSET_BYTE_OFFSET (charset)), + make_int (d / (XCHARSET_CHARS (charset) + * XCHARSET_CHARS (charset)) + % XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset)), + make_int (d / XCHARSET_CHARS (charset) + % XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset)), + make_int (d % XCHARSET_CHARS (charset) + + XCHARSET_BYTE_OFFSET (charset))); + } else if (XCHARSET_CODE_OFFSET (charset) == 0) { if (XCHARSET_DIMENSION (charset) == 1) @@ -1030,17 +1294,17 @@ charset_get_byte1 (Lisp_Object charset, Emchar ch) if (((d = ch - (MIN_CHAR_94 + (XCHARSET_FINAL (charset) - '0') * 94)) >= 0) && (d < 94)) - return d + 33; + return list1 (make_int (d + 33)); } else if (XCHARSET_CHARS (charset) == 96) { if (((d = ch - (MIN_CHAR_96 + (XCHARSET_FINAL (charset) - '0') * 96)) >= 0) && (d < 96)) - return d + 32; + return list1 (make_int (d + 32)); } else - return 0; + return Qnil; } else if (XCHARSET_DIMENSION (charset) == 2) { @@ -1050,7 +1314,7 @@ charset_get_byte1 (Lisp_Object charset, Emchar ch) + (XCHARSET_FINAL (charset) - '0') * 94 * 94)) >= 0) && (d < 94 * 94)) - return (d / 94) + 33; + return list2 ((d / 94) + 33, d % 94 + 33); } else if (XCHARSET_CHARS (charset) == 96) { @@ -1058,64 +1322,26 @@ charset_get_byte1 (Lisp_Object charset, Emchar ch) + (XCHARSET_FINAL (charset) - '0') * 96 * 96)) >= 0) && (d < 96 * 96)) - return (d / 96) + 32; + return list2 ((d / 96) + 32, d % 96 + 32); } } } - return 0; + return Qnil; } -unsigned char -charset_get_byte2 (Lisp_Object charset, Emchar ch) +Lisp_Object +charset_code_point (Lisp_Object charset, Emchar ch) { - if (XCHARSET_DIMENSION (charset) == 1) - return 0; - else - { - Lisp_Object table; + Lisp_Object cdef = get_char_code_table (ch, Vcharacter_attribute_table); - if (!EQ (table = XCHARSET_ENCODING_TABLE (charset), Qnil)) - { - Lisp_Object value = get_char_code_table (ch, table); - - if (INTP (value)) - { - Emchar code = XINT (value); + if (!EQ (cdef, Qnil)) + { + Lisp_Object field = Fassq (charset, cdef); - if (code < (1 << 16)) - return (unsigned char)code; - else if (code < (1 << 24)) - return (unsigned char)(code >> 16); - else - return (unsigned char)(code >> 24); - } - } - if ((XCHARSET_UCS_MIN (charset) <= ch) - && (ch <= XCHARSET_UCS_MAX (charset))) - return ((ch - XCHARSET_UCS_MIN (charset) - + XCHARSET_CODE_OFFSET (charset)) - / (XCHARSET_DIMENSION (charset) == 2 ? - 1 - : - XCHARSET_DIMENSION (charset) == 3 ? - XCHARSET_CHARS (charset) - : - XCHARSET_CHARS (charset) * XCHARSET_CHARS (charset))) - % XCHARSET_CHARS (charset) - + XCHARSET_BYTE_OFFSET (charset); - else if (XCHARSET_CHARS (charset) == 94) - return (MIN_CHAR_94x94 - + (XCHARSET_FINAL (charset) - '0') * 94 * 94 <= ch) - && (ch < MIN_CHAR_94x94 - + (XCHARSET_FINAL (charset) - '0' + 1) * 94 * 94) ? - ((ch - MIN_CHAR_94x94) % 94) + 33 : 0; - else /* if (XCHARSET_CHARS (charset) == 96) */ - return (MIN_CHAR_96x96 - + (XCHARSET_FINAL (charset) - '0') * 96 * 96 <= ch) - && (ch < MIN_CHAR_96x96 - + (XCHARSET_FINAL (charset) - '0' + 1) * 96 * 96) ? - ((ch - MIN_CHAR_96x96) % 96) + 32 : 0; + if (!EQ (field, Qnil)) + return Fcdr (field); } + return range_charset_code_point (charset, ch); } Lisp_Object Vdefault_coded_charset_priority_list; @@ -1267,10 +1493,7 @@ character set. Recognized properties are: Lisp_Object rest, keyword, value; Lisp_Object ccl_program = Qnil; Lisp_Object short_name = Qnil, long_name = Qnil; -#ifdef UTF2000 - Emchar code_offset = 0; - unsigned char byte_offset = 0; -#endif + int byte_offset = -1; CHECK_SYMBOL (name); if (!NILP (doc_string)) @@ -1397,6 +1620,17 @@ character set. Recognized properties are: if (columns == -1) columns = dimension; + + if (byte_offset < 0) + { + if (chars == 94) + byte_offset = 33; + else if (chars == 96) + byte_offset = 32; + else + byte_offset = 0; + } + charset = make_charset (id, name, type, columns, graphic, final, direction, short_name, long_name, doc_string, registry, @@ -1690,14 +1924,13 @@ Set mapping-table of CHARSET to TABLE. if (EQ (table, Qnil)) { CHARSET_DECODING_TABLE(cs) = table; - CHARSET_ENCODING_TABLE(cs) = Qnil; return table; } else if (VECTORP (table)) { if (XVECTOR_LENGTH (table) > CHARSET_CHARS (cs)) args_out_of_range (table, make_int (CHARSET_CHARS (cs))); - old_table = CHARSET_ENCODING_TABLE(cs); + old_table = CHARSET_DECODING_TABLE(cs); CHARSET_DECODING_TABLE(cs) = table; } else @@ -1709,24 +1942,17 @@ Set mapping-table of CHARSET to TABLE. switch (CHARSET_DIMENSION (cs)) { case 1: - CHARSET_ENCODING_TABLE(cs) = make_char_code_table (Qnil); for (i = 0; i < XVECTOR_LENGTH (table); i++) { Lisp_Object c = XVECTOR_DATA(table)[i]; if (CHARP (c)) - { - put_char_code_table (XCHAR (c), - make_int (i + CHARSET_BYTE_OFFSET (cs)), - CHARSET_ENCODING_TABLE(cs)); - Fput_char_attribute (c, charset, - list1 - (make_int (i + CHARSET_BYTE_OFFSET (cs)))); - } + put_char_attribute + (c, charset, + list1 (make_int (i + CHARSET_BYTE_OFFSET (cs)))); } break; case 2: - CHARSET_ENCODING_TABLE(cs) = make_char_code_table (Qnil); for (i = 0; i < XVECTOR_LENGTH (table); i++) { Lisp_Object v = XVECTOR_DATA(table)[i]; @@ -1745,30 +1971,18 @@ Set mapping-table of CHARSET to TABLE. Lisp_Object c = XVECTOR_DATA(v)[j]; if (CHARP (c)) - { - put_char_code_table - (XCHAR (c), - make_int (( (i + CHARSET_BYTE_OFFSET (cs)) << 8) - | (j + CHARSET_BYTE_OFFSET (cs))), - CHARSET_ENCODING_TABLE(cs)); - Fput_char_attribute (c, charset, - list2 - (make_int - (i + CHARSET_BYTE_OFFSET (cs)), - make_int - (j + CHARSET_BYTE_OFFSET (cs)))); - } + put_char_attribute (c, charset, + list2 + (make_int + (i + CHARSET_BYTE_OFFSET (cs)), + make_int + (j + CHARSET_BYTE_OFFSET (cs)))); } } else if (CHARP (v)) - { - put_char_code_table (XCHAR (v), - make_int (i + CHARSET_BYTE_OFFSET (cs)), - CHARSET_ENCODING_TABLE(cs)); - Fput_char_attribute (v, charset, - list1 - (make_int (i + CHARSET_BYTE_OFFSET (cs)))); - } + put_char_attribute (v, charset, + list1 + (make_int (i + CHARSET_BYTE_OFFSET (cs)))); } break; } @@ -1984,6 +2198,7 @@ syms_of_mule_charset (void) DEFSUBR (Fchar_attribute_alist); DEFSUBR (Fget_char_attribute); DEFSUBR (Fput_char_attribute); + DEFSUBR (Fdefine_char); DEFSUBR (Fcharset_mapping_table); DEFSUBR (Fset_charset_mapping_table); #endif @@ -2033,6 +2248,7 @@ syms_of_mule_charset (void) defsymbol (&Qchinese_cns11643_1, "chinese-cns11643-1"); defsymbol (&Qchinese_cns11643_2, "chinese-cns11643-2"); #ifdef UTF2000 + defsymbol (&Qucs, "ucs"); defsymbol (&Qucs_bmp, "ucs-bmp"); defsymbol (&Qlatin_viscii, "latin-viscii"); defsymbol (&Qlatin_viscii_lower, "latin-viscii-lower"); @@ -2089,7 +2305,7 @@ Leading-code of private TYPE9N charset of column-width 1. #endif #ifdef UTF2000 - Vutf_2000_version = build_string("0.9 (Kyūhōji)"); + Vutf_2000_version = build_string("0.12 (Kashiwara)"); DEFVAR_LISP ("utf-2000-version", &Vutf_2000_version /* Version number of UTF-2000. */ );