#define CHAR_ASCII_P(ch) ((ch) <= 0x7F)
\f
-typedef struct
+DECLARE_LRECORD (char_byte_table, struct Lisp_Char_Byte_Table);
+#define XCHAR_BYTE_TABLE(x) \
+ XRECORD (x, char_byte_table, struct Lisp_Char_Byte_Table)
+#define XSETCHAR_BYTE_TABLE(x, p) XSETRECORD (x, p, char_byte_table)
+#define CHAR_BYTE_TABLE_P(x) RECORDP (x, char_byte_table)
+#define GC_CHAR_BYTE_TABLE_P(x) GC_RECORDP (x, char_byte_table)
+/* #define CHECK_CHAR_BYTE_TABLE(x) CHECK_RECORD (x, char_byte_table)
+ char table entries should never escape to Lisp */
+
+struct Lisp_Char_Byte_Table
{
- unsigned char *base;
- size_t offset;
- size_t size;
-} Emchar_to_byte_table;
+ struct lcrecord_header header;
+
+ Lisp_Object property[256];
+};
-unsigned char
-get_byte_from_character_table (Emchar ch, Emchar_to_byte_table* table);
+Lisp_Object get_char_code_table (Emchar ch, Lisp_Object table);
extern Lisp_Object Vcharset_ucs_bmp;
#define LEADING_BYTE_CONTROL_1 0x81 /* represent normal 80-9F */
#define LEADING_BYTE_HIRAGANA_JISX0208 0x82
#define LEADING_BYTE_KATAKANA_JISX0208 0x83
-
+#define LEADING_BYTE_LATIN_VISCII 0x84
#define CHARSET_ID_OFFSET_94 0x55
Lisp_Object decoding_table;
/* Character->byte mapping table */
- Emchar_to_byte_table* to_byte1_table;
- Emchar_to_byte_table* to_byte2_table;
+ Lisp_Object encoding_table;
/* Range of character code */
Emchar ucs_min, ucs_max;
#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_TYPE_94 0 /* This charset includes 94 characters. */
+#define CHARSET_TYPE_94X94 1 /* This charset includes 94x94 characters. */
+#define CHARSET_TYPE_96 2 /* This charset includes 96 characters. */
+#define CHARSET_TYPE_96X96 3 /* This charset includes 96x96 characters. */
+#define CHARSET_TYPE_128 4 /* This charset includes 128 characters. */
+#define CHARSET_TYPE_128X128 5 /* This charset includes 128x128 characters. */
+#define CHARSET_TYPE_256 6 /* This charset includes 256 characters. */
+#define CHARSET_TYPE_256X256 7 /* This charset includes 256x256 characters. */
#define CHARSET_LEFT_TO_RIGHT 0
#define CHARSET_RIGHT_TO_LEFT 1
#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_TO_BYTE1_TABLE(cs) ((cs)->to_byte1_table)
-#define CHARSET_TO_BYTE2_TABLE(cs) ((cs)->to_byte2_table)
+#define CHARSET_ENCODING_TABLE(cs) ((cs)->encoding_table)
#define CHARSET_UCS_MIN(cs) ((cs)->ucs_min)
#define CHARSET_UCS_MAX(cs) ((cs)->ucs_max)
#define CHARSET_CODE_OFFSET(cs) ((cs)->code_offset)
#define XCHARSET_REVERSE_DIRECTION_CHARSET(cs) \
CHARSET_REVERSE_DIRECTION_CHARSET (XCHARSET (cs))
#define XCHARSET_DECODING_TABLE(cs) CHARSET_DECODING_TABLE(XCHARSET(cs))
-#define XCHARSET_TO_BYTE1_TABLE(cs) CHARSET_TO_BYTE1_TABLE(XCHARSET(cs))
-#define XCHARSET_TO_BYTE2_TABLE(cs) CHARSET_TO_BYTE2_TABLE(XCHARSET(cs))
+#define XCHARSET_ENCODING_TABLE(cs) CHARSET_ENCODING_TABLE(XCHARSET(cs))
#define XCHARSET_UCS_MIN(cs) CHARSET_UCS_MIN(XCHARSET(cs))
#define XCHARSET_UCS_MAX(cs) CHARSET_UCS_MAX(XCHARSET(cs))
#define XCHARSET_CODE_OFFSET(cs) CHARSET_CODE_OFFSET(XCHARSET(cs))
MAKE_CHAR (Lisp_Object charset, int c1, int c2)
{
Lisp_Object decoding_table = XCHARSET_DECODING_TABLE (charset);
- int ofs, idx;
+ int idx;
Lisp_Object ch;
if (!EQ (decoding_table, Qnil)
- && (0 <= (idx =
- c1 - (ofs = (XCHARSET_CHARS (charset) == 94 ? 33 : 32))))
+ && (0 <= (idx = c1 - XCHARSET_BYTE_OFFSET (charset)))
&& (idx < XVECTOR_LENGTH (decoding_table))
&& !EQ (ch = XVECTOR_DATA(decoding_table)[idx], Qnil))
{
if (VECTORP (ch))
{
- if ((0 <= (idx = c2 - ofs))
+ if ((0 <= (idx = c2 - XCHARSET_BYTE_OFFSET (charset)))
&& (idx < XVECTOR_LENGTH (ch))
&& !EQ (ch = XVECTOR_DATA(ch)[idx], Qnil))
return XCHAR (ch);