(name, type, doc_string, props))
{
Lisp_Coding_System *codesys;
- Lisp_Object rest, key, value;
enum coding_system_type ty;
int need_to_setup_eol_systems = 1;
CHECK_STRING (doc_string);
CODING_SYSTEM_DOC_STRING (codesys) = doc_string;
- EXTERNAL_PROPERTY_LIST_LOOP (rest, key, value, props)
- {
- if (EQ (key, Qmnemonic))
- {
- if (!NILP (value))
- CHECK_STRING (value);
- CODING_SYSTEM_MNEMONIC (codesys) = value;
- }
+ {
+ EXTERNAL_PROPERTY_LIST_LOOP_3 (key, value, props)
+ {
+ if (EQ (key, Qmnemonic))
+ {
+ if (!NILP (value))
+ CHECK_STRING (value);
+ CODING_SYSTEM_MNEMONIC (codesys) = value;
+ }
- else if (EQ (key, Qeol_type))
- {
- need_to_setup_eol_systems = NILP (value);
- if (EQ (value, Qt))
- value = Qnil;
- CODING_SYSTEM_EOL_TYPE (codesys) = symbol_to_eol_type (value);
- }
+ else if (EQ (key, Qeol_type))
+ {
+ need_to_setup_eol_systems = NILP (value);
+ if (EQ (value, Qt))
+ value = Qnil;
+ CODING_SYSTEM_EOL_TYPE (codesys) = symbol_to_eol_type (value);
+ }
- else if (EQ (key, Qpost_read_conversion))
- CODING_SYSTEM_POST_READ_CONVERSION (codesys) = value;
- else if (EQ (key, Qpre_write_conversion))
- CODING_SYSTEM_PRE_WRITE_CONVERSION (codesys) = value;
+ else if (EQ (key, Qpost_read_conversion))
+ CODING_SYSTEM_POST_READ_CONVERSION (codesys) = value;
+ else if (EQ (key, Qpre_write_conversion))
+ CODING_SYSTEM_PRE_WRITE_CONVERSION (codesys) = value;
#ifdef UTF2000
- else if (EQ (key, Qdisable_composition))
- CODING_SYSTEM_DISABLE_COMPOSITION (codesys) = !NILP (value);
+ else if (EQ (key, Qdisable_composition))
+ CODING_SYSTEM_DISABLE_COMPOSITION (codesys) = !NILP (value);
#endif
#ifdef MULE
- else if (ty == CODESYS_ISO2022)
- {
+ else if (ty == CODESYS_ISO2022)
+ {
#define FROB_INITIAL_CHARSET(charset_num) \
CODING_SYSTEM_ISO2022_INITIAL_CHARSET (codesys, charset_num) = \
((EQ (value, Qt) || EQ (value, Qnil)) ? value : Fget_charset (value))
- if (EQ (key, Qcharset_g0)) FROB_INITIAL_CHARSET (0);
- else if (EQ (key, Qcharset_g1)) FROB_INITIAL_CHARSET (1);
- else if (EQ (key, Qcharset_g2)) FROB_INITIAL_CHARSET (2);
- else if (EQ (key, Qcharset_g3)) FROB_INITIAL_CHARSET (3);
+ if (EQ (key, Qcharset_g0)) FROB_INITIAL_CHARSET (0);
+ else if (EQ (key, Qcharset_g1)) FROB_INITIAL_CHARSET (1);
+ else if (EQ (key, Qcharset_g2)) FROB_INITIAL_CHARSET (2);
+ else if (EQ (key, Qcharset_g3)) FROB_INITIAL_CHARSET (3);
#define FROB_FORCE_CHARSET(charset_num) \
CODING_SYSTEM_ISO2022_FORCE_CHARSET_ON_OUTPUT (codesys, charset_num) = !NILP (value)
- else if (EQ (key, Qforce_g0_on_output)) FROB_FORCE_CHARSET (0);
- else if (EQ (key, Qforce_g1_on_output)) FROB_FORCE_CHARSET (1);
- else if (EQ (key, Qforce_g2_on_output)) FROB_FORCE_CHARSET (2);
- else if (EQ (key, Qforce_g3_on_output)) FROB_FORCE_CHARSET (3);
+ else if (EQ (key, Qforce_g0_on_output)) FROB_FORCE_CHARSET (0);
+ else if (EQ (key, Qforce_g1_on_output)) FROB_FORCE_CHARSET (1);
+ else if (EQ (key, Qforce_g2_on_output)) FROB_FORCE_CHARSET (2);
+ else if (EQ (key, Qforce_g3_on_output)) FROB_FORCE_CHARSET (3);
#define FROB_BOOLEAN_PROPERTY(prop) \
CODING_SYSTEM_ISO2022_##prop (codesys) = !NILP (value)
- else if (EQ (key, Qshort)) FROB_BOOLEAN_PROPERTY (SHORT);
- else if (EQ (key, Qno_ascii_eol)) FROB_BOOLEAN_PROPERTY (NO_ASCII_EOL);
- else if (EQ (key, Qno_ascii_cntl)) FROB_BOOLEAN_PROPERTY (NO_ASCII_CNTL);
- else if (EQ (key, Qseven)) FROB_BOOLEAN_PROPERTY (SEVEN);
- else if (EQ (key, Qlock_shift)) FROB_BOOLEAN_PROPERTY (LOCK_SHIFT);
- else if (EQ (key, Qno_iso6429)) FROB_BOOLEAN_PROPERTY (NO_ISO6429);
- else if (EQ (key, Qescape_quoted)) FROB_BOOLEAN_PROPERTY (ESCAPE_QUOTED);
+ else if (EQ (key, Qshort)) FROB_BOOLEAN_PROPERTY (SHORT);
+ else if (EQ (key, Qno_ascii_eol)) FROB_BOOLEAN_PROPERTY (NO_ASCII_EOL);
+ else if (EQ (key, Qno_ascii_cntl)) FROB_BOOLEAN_PROPERTY (NO_ASCII_CNTL);
+ else if (EQ (key, Qseven)) FROB_BOOLEAN_PROPERTY (SEVEN);
+ else if (EQ (key, Qlock_shift)) FROB_BOOLEAN_PROPERTY (LOCK_SHIFT);
+ else if (EQ (key, Qno_iso6429)) FROB_BOOLEAN_PROPERTY (NO_ISO6429);
+ else if (EQ (key, Qescape_quoted)) FROB_BOOLEAN_PROPERTY (ESCAPE_QUOTED);
- else if (EQ (key, Qinput_charset_conversion))
- {
- codesys->iso2022.input_conv =
- Dynarr_new (charset_conversion_spec);
- parse_charset_conversion_specs (codesys->iso2022.input_conv,
- value);
- }
- else if (EQ (key, Qoutput_charset_conversion))
- {
- codesys->iso2022.output_conv =
- Dynarr_new (charset_conversion_spec);
- parse_charset_conversion_specs (codesys->iso2022.output_conv,
- value);
- }
- else
- signal_simple_error ("Unrecognized property", key);
- }
- else if (EQ (type, Qccl))
- {
- Lisp_Object sym;
- struct ccl_program test_ccl;
- Extbyte *suffix;
-
- /* Check key first. */
- if (EQ (key, Qdecode))
- suffix = "-ccl-decode";
- else if (EQ (key, Qencode))
- suffix = "-ccl-encode";
- else
- signal_simple_error ("Unrecognized property", key);
+ else if (EQ (key, Qinput_charset_conversion))
+ {
+ codesys->iso2022.input_conv =
+ Dynarr_new (charset_conversion_spec);
+ parse_charset_conversion_specs (codesys->iso2022.input_conv,
+ value);
+ }
+ else if (EQ (key, Qoutput_charset_conversion))
+ {
+ codesys->iso2022.output_conv =
+ Dynarr_new (charset_conversion_spec);
+ parse_charset_conversion_specs (codesys->iso2022.output_conv,
+ value);
+ }
+ else
+ signal_simple_error ("Unrecognized property", key);
+ }
+ else if (EQ (type, Qccl))
+ {
+ Lisp_Object sym;
+ struct ccl_program test_ccl;
+ Extbyte *suffix;
+
+ /* Check key first. */
+ if (EQ (key, Qdecode))
+ suffix = "-ccl-decode";
+ else if (EQ (key, Qencode))
+ suffix = "-ccl-encode";
+ else
+ signal_simple_error ("Unrecognized property", key);
- /* If value is vector, register it as a ccl program
- associated with an newly created symbol for
- backward compatibility. */
- if (VECTORP (value))
- {
- sym = Fintern (concat2 (Fsymbol_name (name),
- build_string (suffix)),
- Qnil);
- Fregister_ccl_program (sym, value);
- }
- else
- {
- CHECK_SYMBOL (value);
- sym = value;
- }
- /* check if the given ccl programs are valid. */
- if (setup_ccl_program (&test_ccl, sym) < 0)
- signal_simple_error ("Invalid CCL program", value);
+ /* If value is vector, register it as a ccl program
+ associated with an newly created symbol for
+ backward compatibility. */
+ if (VECTORP (value))
+ {
+ sym = Fintern (concat2 (Fsymbol_name (name),
+ build_string (suffix)),
+ Qnil);
+ Fregister_ccl_program (sym, value);
+ }
+ else
+ {
+ CHECK_SYMBOL (value);
+ sym = value;
+ }
+ /* check if the given ccl programs are valid. */
+ if (setup_ccl_program (&test_ccl, sym) < 0)
+ signal_simple_error ("Invalid CCL program", value);
- if (EQ (key, Qdecode))
- CODING_SYSTEM_CCL_DECODE (codesys) = sym;
- else if (EQ (key, Qencode))
- CODING_SYSTEM_CCL_ENCODE (codesys) = sym;
+ if (EQ (key, Qdecode))
+ CODING_SYSTEM_CCL_DECODE (codesys) = sym;
+ else if (EQ (key, Qencode))
+ CODING_SYSTEM_CCL_ENCODE (codesys) = sym;
- }
+ }
#endif /* MULE */
- else
- signal_simple_error ("Unrecognized property", key);
- }
+ else
+ signal_simple_error ("Unrecognized property", key);
+ }
+ }
if (need_to_setup_eol_systems)
setup_eol_coding_systems (codesys);
}
static void
+decode_output_utf8_partial_char (unsigned char counter,
+ unsigned int cpos,
+ unsigned_char_dynarr *dst)
+{
+ if (counter == 5)
+ DECODE_ADD_BINARY_CHAR ( (cpos|0xFC), dst);
+ else if (counter == 4)
+ {
+ if (cpos < (1 << 6))
+ DECODE_ADD_BINARY_CHAR ( (cpos|0xF8), dst);
+ else
+ {
+ DECODE_ADD_BINARY_CHAR ( ((cpos >> 6)|0xFC), dst);
+ DECODE_ADD_BINARY_CHAR ( ((cpos&0x3F)|0x80), dst);
+ }
+ }
+ else if (counter == 3)
+ {
+ if (cpos < (1 << 6))
+ DECODE_ADD_BINARY_CHAR ( (cpos|0xF0), dst);
+ else if (cpos < (1 << 12))
+ {
+ DECODE_ADD_BINARY_CHAR ( ((cpos >> 6)|0xF8), dst);
+ DECODE_ADD_BINARY_CHAR ( ((cpos&0x3F)|0x80), dst);
+ }
+ else
+ {
+ DECODE_ADD_BINARY_CHAR ( ( (cpos >> 12)|0xFC), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 6)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( ( (cpos &0x3F)|0x80), dst);
+ }
+ }
+ else if (counter == 2)
+ {
+ if (cpos < (1 << 6))
+ DECODE_ADD_BINARY_CHAR ( (cpos|0xE0), dst);
+ else if (cpos < (1 << 12))
+ {
+ DECODE_ADD_BINARY_CHAR ( ((cpos >> 6)|0xF0), dst);
+ DECODE_ADD_BINARY_CHAR ( ((cpos&0x3F)|0x80), dst);
+ }
+ else if (cpos < (1 << 18))
+ {
+ DECODE_ADD_BINARY_CHAR ( ( (cpos >> 12)|0xF8), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 6)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( ( (cpos &0x3F)|0x80), dst);
+ }
+ else
+ {
+ DECODE_ADD_BINARY_CHAR ( ( (cpos >> 18)|0xFC), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 12)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 6)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( ( (cpos &0x3F)|0x80), dst);
+ }
+ }
+ else
+ {
+ if (cpos < (1 << 6))
+ DECODE_ADD_BINARY_CHAR ( (cpos|0xC0), dst);
+ else if (cpos < (1 << 12))
+ {
+ DECODE_ADD_BINARY_CHAR ( ((cpos >> 6)|0xE0), dst);
+ DECODE_ADD_BINARY_CHAR ( ((cpos&0x3F)|0x80), dst);
+ }
+ else if (cpos < (1 << 18))
+ {
+ DECODE_ADD_BINARY_CHAR ( ( (cpos >> 12)|0xF0), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 6)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( ( (cpos &0x3F)|0x80), dst);
+ }
+ else if (cpos < (1 << 24))
+ {
+ DECODE_ADD_BINARY_CHAR ( ( (cpos >> 18)|0xF8), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 12)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 6)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( ( (cpos &0x3F)|0x80), dst);
+ }
+ else
+ {
+ DECODE_ADD_BINARY_CHAR ( ( (cpos >> 24)|0xFC), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 18)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 12)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( (((cpos >> 6)&0x3F)|0x80), dst);
+ DECODE_ADD_BINARY_CHAR ( ( (cpos &0x3F)|0x80), dst);
+ }
+ }
+}
+
+static void
decode_coding_utf8 (Lstream *decoding, const Extbyte *src,
unsigned_char_dynarr *dst, size_t n)
{
while (n--)
{
unsigned char c = *(unsigned char *)src++;
- switch (counter)
+ if (counter == 0)
{
- case 0:
- if ( c >= 0xfc )
- {
- cpos = c & 0x01;
- counter = 5;
- }
- else if ( c >= 0xf8 )
+ if ( c < 0xC0 )
{
- cpos = c & 0x03;
- counter = 4;
+ DECODE_HANDLE_EOL_TYPE (eol_type, c, flags, dst);
+ DECODE_ADD_UCS_CHAR (c, dst);
}
- else if ( c >= 0xf0 )
+ else if ( c < 0xE0 )
{
- cpos = c & 0x07;
- counter = 3;
+ cpos = c & 0x1f;
+ counter = 1;
}
- else if ( c >= 0xe0 )
+ else if ( c < 0xF0 )
{
cpos = c & 0x0f;
counter = 2;
}
- else if ( c >= 0xc0 )
+ else if ( c < 0xF8 )
{
- cpos = c & 0x1f;
- counter = 1;
+ cpos = c & 0x07;
+ counter = 3;
+ }
+ else if ( c < 0xFC )
+ {
+ cpos = c & 0x03;
+ counter = 4;
}
else
{
- DECODE_HANDLE_EOL_TYPE (eol_type, c, flags, dst);
- DECODE_ADD_UCS_CHAR (c, dst);
+ cpos = c & 0x01;
+ counter = 5;
}
- break;
- case 1:
+ }
+ else if ( (c & 0xC0) == 0x80 )
+ {
cpos = ( cpos << 6 ) | ( c & 0x3f );
- DECODE_ADD_UCS_CHAR (cpos, dst);
+ if (counter == 1)
+ {
+ DECODE_ADD_UCS_CHAR (cpos, dst);
+ cpos = 0;
+ counter = 0;
+ }
+ else
+ counter--;
+ }
+ else
+ {
+ decode_output_utf8_partial_char (counter, cpos, dst);
+ DECODE_ADD_BINARY_CHAR (c, dst);
cpos = 0;
counter = 0;
- break;
- default:
- cpos = ( cpos << 6 ) | ( c & 0x3f );
- counter--;
}
label_continue_loop:;
}
if (flags & CODING_STATE_END)
- DECODE_OUTPUT_PARTIAL_CHAR (cpos);
-
+ if (counter > 0)
+ {
+ decode_output_utf8_partial_char (counter, cpos, dst);
+ cpos = 0;
+ counter = 0;
+ }
str->flags = flags;
str->cpos = cpos;
str->counter = counter;
projects / chise / xemacs-chise.git- / blobdiff