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|
/* Generated by re2c 0.5 on Tue Oct 14 15:44:30 2003 */
#line 1 "bytecode.re"
/*
* bytecode.re
*
* $Author$
* $Date$
*
* Copyright (C) 2003 why the lucky stiff
*/
#include "syck.h"
#include "ruby.h"
#include "gram.h"
#define QUOTELEN 128
/*
* They do my bidding...
*/
#define YYCTYPE char
#define YYCURSOR parser->cursor
#define YYMARKER parser->marker
#define YYLIMIT parser->limit
#define YYTOKEN parser->token
#define YYTOKTMP parser->toktmp
#define YYLINEPTR parser->lineptr
#define YYLINECTPTR parser->linectptr
#define YYLINE parser->linect
#define YYFILL(n) syck_parser_read(parser)
extern SyckParser *syck_parser_ptr;
char *get_inline( SyckParser *parser );
/*
* Repositions the cursor at `n' offset from the token start.
* Only works in `Header' and `Document' sections.
*/
#define YYPOS(n) YYCURSOR = YYTOKEN + n
/*
* I like seeing the level operations as macros...
*/
#define ADD_LEVEL(len, status) syck_parser_add_level( parser, len, status )
#define POP_LEVEL() syck_parser_pop_level( parser )
#define CURRENT_LEVEL() syck_parser_current_level( parser )
/*
* Force a token next time around sycklex()
*/
#define FORCE_NEXT_TOKEN(tok) parser->force_token = tok;
/*
* Adding levels in bytecode requires us to make sure
* we've got all our tokens worked out.
*/
#define ADD_BYTE_LEVEL(lvl, len, s ) \
switch ( lvl->status ) \
{ \
case syck_lvl_seq: \
lvl->ncount++; \
ADD_LEVEL(len, syck_lvl_open); \
YYPOS(0); \
return '-'; \
\
case syck_lvl_open: \
lvl->status = s; \
break; \
\
default: \
ADD_LEVEL(len, s); \
break; \
}
/*
* Nice little macro to ensure we're YAML_IOPENed to the current level.
* * Only use this macro in the "Document" section *
*/
#define ENSURE_YAML_IOPEN(last_lvl, lvl_type, to_len, reset) \
if ( last_lvl->spaces < to_len ) \
{ \
if ( last_lvl->status == syck_lvl_inline ) \
{ \
goto Document; \
} \
else \
{ \
ADD_LEVEL( to_len, lvl_type ); \
if ( reset == 1 ) YYPOS(0); \
return YAML_IOPEN; \
} \
}
/*
* Nice little macro to ensure closure of levels.
* * Only use this macro in the "Document" section *
*/
#define ENSURE_YAML_IEND(last_lvl, to_len) \
if ( last_lvl->spaces > to_len ) \
{ \
syck_parser_pop_level( parser ); \
YYPOS(0); \
return YAML_IEND; \
}
/*
* Concatenates string items and manages allocation
* to the string
*/
#define CAT(s, c, i, l) \
{ \
if ( i + 1 >= c ) \
{ \
c += QUOTELEN; \
S_REALLOC_N( s, char, c ); \
} \
s[i++] = l; \
s[i] = '\0'; \
}
/*
* Parser for standard YAML Bytecode [UTF-8]
*/
int
sycklex_bytecode_utf8( YYSTYPE *sycklval, SyckParser *parser )
{
SyckLevel *lvl;
int doc_level = 0;
syck_parser_ptr = parser;
if ( YYCURSOR == NULL )
{
syck_parser_read( parser );
}
if ( parser->force_token != 0 )
{
int t = parser->force_token;
parser->force_token = 0;
return t;
}
#line 163
lvl = CURRENT_LEVEL();
if ( lvl->status == syck_lvl_doc )
{
goto Document;
}
Header:
YYTOKEN = YYCURSOR;
{
YYCTYPE yych;
unsigned int yyaccept;
goto yy0;
yy1: ++YYCURSOR;
yy0:
if((YYLIMIT - YYCURSOR) < 3) YYFILL(3);
yych = *YYCURSOR;
if(yych <= '\000') goto yy2;
if(yych == 'D') goto yy3;
goto yy5;
yy2: YYCURSOR = YYMARKER;
switch(yyaccept){
case 0: goto yy4;
}
yy3: yyaccept = 0;
yych = *(YYMARKER = ++YYCURSOR);
if(yych == '\n') goto yy6;
if(yych == '\r') goto yy8;
yy4:
#line 189
{ YYPOS(0);
goto Document;
}
yy5: yych = *++YYCURSOR;
goto yy4;
yy6: yych = *++YYCURSOR;
yy7:
#line 177
{ if ( lvl->status == syck_lvl_header )
{
goto Directive;
}
else
{
ENSURE_YAML_IEND(lvl, -1);
YYPOS(0);
return 0;
}
}
yy8: yych = *++YYCURSOR;
if(yych == '\n') goto yy6;
goto yy2;
}
#line 193
lvl->status = syck_lvl_doc;
Document:
{
lvl = CURRENT_LEVEL();
if ( lvl->status == syck_lvl_header )
{
lvl->status = syck_lvl_doc;
}
YYTOKEN = YYCURSOR;
{
YYCTYPE yych;
unsigned int yyaccept;
goto yy9;
yy10: ++YYCURSOR;
yy9:
if((YYLIMIT - YYCURSOR) < 3) YYFILL(3);
yych = *YYCURSOR;
if(yych <= 'E'){
if(yych <= '\r'){
if(yych <= '\t'){
if(yych <= '\000') goto yy30;
} else {
if(yych <= '\n') goto yy27;
if(yych >= '\r') goto yy29;
}
} else {
if(yych <= 'A'){
if(yych >= 'A') goto yy19;
} else {
if(yych <= 'C') goto yy11;
if(yych <= 'D') goto yy12;
goto yy16;
}
}
} else {
if(yych <= 'Q'){
if(yych <= 'M'){
if(yych >= 'M') goto yy14;
} else {
if(yych <= 'O') goto yy11;
if(yych <= 'P') goto yy13;
goto yy15;
}
} else {
if(yych <= 'T'){
if(yych <= 'R') goto yy21;
if(yych <= 'S') goto yy17;
goto yy23;
} else {
if(yych == 'c') goto yy25;
}
}
}
yy11:yy12: yych = *++YYCURSOR;
if(yych == '\n') goto yy41;
if(yych == '\r') goto yy44;
goto yy11;
yy13: yych = *++YYCURSOR;
if(yych == '\n') goto yy41;
if(yych == '\r') goto yy43;
goto yy11;
yy14: yych = *++YYCURSOR;
if(yych == '\n') goto yy38;
if(yych == '\r') goto yy40;
goto yy11;
yy15: yych = *++YYCURSOR;
if(yych == '\n') goto yy35;
if(yych == '\r') goto yy37;
goto yy11;
yy16: yych = *++YYCURSOR;
if(yych == '\n') goto yy32;
if(yych == '\r') goto yy34;
goto yy11;
yy17: yych = *++YYCURSOR;
yy18:
#line 243
{ ADD_BYTE_LEVEL(lvl, lvl->spaces + 1, syck_lvl_str);
goto Scalar;
}
yy19: yych = *++YYCURSOR;
yy20:
#line 247
{ ADD_BYTE_LEVEL(lvl, lvl->spaces + 1, syck_lvl_open);
sycklval->name = get_inline( parser );
syck_hdlr_remove_anchor( parser, sycklval->name );
return YAML_ANCHOR;
}
yy21: yych = *++YYCURSOR;
yy22:
#line 253
{ ADD_BYTE_LEVEL(lvl, lvl->spaces + 1, syck_lvl_str);
sycklval->name = get_inline( parser );
POP_LEVEL();
if ( *( YYCURSOR - 1 ) == '\n' ) YYCURSOR--;
return YAML_ALIAS;
}
yy23: yych = *++YYCURSOR;
yy24:
#line 260
{ char *qstr = get_inline( parser );
if ( qstr[0] == '!' )
{
int qidx = strlen( qstr );
if ( qstr[1] == '\0' )
{
free( qstr );
return YAML_ITRANSFER;
}
lvl = CURRENT_LEVEL();
/*
* URL Prefixing
*/
if ( qstr[1] == '^' )
{
sycklval->name = S_ALLOC_N( char, qidx + strlen( lvl->domain ) );
sycklval->name[0] = '\0';
strcat( sycklval->name, lvl->domain );
strncat( sycklval->name, qstr + 2, qidx - 2 );
free( qstr );
}
else
{
char *carat = qstr + 1;
char *qend = qstr + qidx;
while ( (++carat) < qend )
{
if ( *carat == '^' )
break;
}
if ( carat < qend )
{
free( lvl->domain );
lvl->domain = syck_strndup( qstr + 1, carat - ( qstr + 1 ) );
sycklval->name = S_ALLOC_N( char, ( qend - carat ) + strlen( lvl->domain ) );
sycklval->name[0] = '\0';
strcat( sycklval->name, lvl->domain );
strncat( sycklval->name, carat + 1, ( qend - carat ) - 1 );
free( qstr );
}
else
{
sycklval->name = S_ALLOC_N( char, strlen( qstr ) );
S_MEMCPY( sycklval->name, qstr + 1, char, strlen( qstr ) );
free( qstr );
}
}
return YAML_TRANSFER;
}
sycklval->name = qstr;
return YAML_TAGURI;
}
yy25: yych = *++YYCURSOR;
yy26:
#line 316
{ goto Comment; }
yy27: yych = *++YYCURSOR;
yy28:
#line 318
{ if ( lvl->status == syck_lvl_seq )
{
return YAML_INDENT;
}
else if ( lvl->status == syck_lvl_map )
{
lvl->ncount++;
if ( lvl->ncount % 2 == 1 ) return ':';
else return YAML_INDENT;
}
goto Document;
}
yy29: yych = *++YYCURSOR;
if(yych == '\n') goto yy27;
goto yy11;
yy30: yych = *++YYCURSOR;
yy31:
#line 331
{ ENSURE_YAML_IEND(lvl, -1);
YYPOS(0);
return 0;
}
yy32: yych = *++YYCURSOR;
yy33:
#line 222
{ POP_LEVEL();
lvl = CURRENT_LEVEL();
if ( lvl->status == syck_lvl_seq )
{
FORCE_NEXT_TOKEN(YAML_INDENT);
}
else if ( lvl->status == syck_lvl_map )
{
lvl->ncount++;
if ( lvl->ncount % 2 == 1 )
{
FORCE_NEXT_TOKEN(':');
}
else
{
FORCE_NEXT_TOKEN(YAML_INDENT);
}
}
return YAML_IEND;
}
yy34: yych = *++YYCURSOR;
if(yych == '\n') goto yy32;
goto yy11;
yy35: yych = *++YYCURSOR;
yy36:
#line 218
{ ADD_BYTE_LEVEL(lvl, lvl->spaces + 1, syck_lvl_seq);
return YAML_IOPEN;
}
yy37: yych = *++YYCURSOR;
if(yych == '\n') goto yy35;
goto yy11;
yy38: yych = *++YYCURSOR;
yy39:
#line 214
{ ADD_BYTE_LEVEL(lvl, lvl->spaces + 1, syck_lvl_map);
return YAML_IOPEN;
}
yy40: yych = *++YYCURSOR;
if(yych == '\n') goto yy38;
goto yy11;
yy41: yych = *++YYCURSOR;
yy42:
#line 209
{ ENSURE_YAML_IEND(lvl, -1);
YYPOS(0);
return 0;
}
yy43: yych = *++YYCURSOR;
if(yych == '\n') goto yy41;
goto yy11;
yy44: yych = *++YYCURSOR;
if(yych == '\n') goto yy41;
goto yy11;
}
#line 336
}
Directive:
{
YYTOKTMP = YYCURSOR;
{
YYCTYPE yych;
unsigned int yyaccept;
goto yy45;
yy46: ++YYCURSOR;
yy45:
if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
yych = *YYCURSOR;
if(yych <= '\000') goto yy47;
if(yych == 'V') goto yy48;
goto yy50;
yy47: YYCURSOR = YYMARKER;
switch(yyaccept){
case 0: goto yy49;
}
yy48: yyaccept = 0;
yych = *(YYMARKER = ++YYCURSOR);
if(yych <= '-') goto yy49;
if(yych == '`') goto yy49;
if(yych <= 'z') goto yy51;
yy49:
#line 348
{ YYCURSOR = YYTOKTMP;
return YAML_DOCSEP;
}
yy50: yych = *++YYCURSOR;
goto yy49;
yy51: ++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
yy52: if(yych <= ':'){
if(yych <= '-') goto yy47;
if(yych <= '9') goto yy51;
} else {
if(yych == '`') goto yy47;
if(yych <= 'z') goto yy51;
goto yy47;
}
yy53: yych = *++YYCURSOR;
if(yych <= '-') goto yy47;
if(yych == '`') goto yy47;
if(yych >= '{') goto yy47;
yy54: ++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
yy55: if(yych <= '\r'){
if(yych == '\n') goto yy56;
if(yych <= '\f') goto yy47;
goto yy58;
} else {
if(yych <= '_'){
if(yych <= '-') goto yy47;
goto yy54;
} else {
if(yych <= '`') goto yy47;
if(yych <= 'z') goto yy54;
goto yy47;
}
}
yy56: yych = *++YYCURSOR;
yy57:
#line 346
{ goto Directive; }
yy58: yych = *++YYCURSOR;
if(yych == '\n') goto yy56;
goto yy47;
}
#line 351
}
Comment:
{
YYTOKTMP = YYCURSOR;
{
YYCTYPE yych;
unsigned int yyaccept;
goto yy59;
yy60: ++YYCURSOR;
yy59:
if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
yych = *YYCURSOR;
if(yych <= '\n'){
if(yych <= '\000') goto yy61;
if(yych <= '\t') goto yy66;
goto yy62;
} else {
if(yych == '\r') goto yy64;
goto yy66;
}
yy61:yy62: yych = *++YYCURSOR;
yy63:
#line 361
{ goto Document; }
yy64: yych = *++YYCURSOR;
if(yych == '\n') goto yy67;
yy65:
#line 363
{ goto Comment; }
yy66: yych = *++YYCURSOR;
goto yy65;
yy67: yych = *++YYCURSOR;
goto yy63;
}
#line 365
}
Scalar:
{
int idx = 0;
int cap = 100;
char *str = S_ALLOC_N( char, cap );
char *tok;
Scalar2:
tok = YYCURSOR;
{
YYCTYPE yych;
unsigned int yyaccept;
goto yy68;
yy69: ++YYCURSOR;
yy68:
if((YYLIMIT - YYCURSOR) < 3) YYFILL(3);
yych = *YYCURSOR;
if(yych <= '\n'){
if(yych <= '\000') goto yy74;
if(yych <= '\t') goto yy76;
} else {
if(yych == '\r') goto yy72;
goto yy76;
}
yy70: yych = *++YYCURSOR;
if(yych <= 'M'){
if(yych == 'C') goto yy78;
} else {
if(yych <= 'N') goto yy80;
if(yych == 'Z') goto yy83;
}
yy71:
#line 404
{ YYCURSOR = tok;
goto ScalarEnd;
}
yy72: yych = *++YYCURSOR;
if(yych == '\n') goto yy77;
yy73:
#line 412
{ CAT(str, cap, idx, tok[0]);
goto Scalar2;
}
yy74: yych = *++YYCURSOR;
yy75:
#line 408
{ YYCURSOR = tok;
goto ScalarEnd;
}
yy76: yych = *++YYCURSOR;
goto yy73;
yy77: yych = *++YYCURSOR;
if(yych <= 'M'){
if(yych != 'C') goto yy71;
} else {
if(yych <= 'N') goto yy80;
if(yych == 'Z') goto yy83;
goto yy71;
}
yy78: yych = *++YYCURSOR;
yy79:
#line 381
{ goto Scalar2; }
yy80: ++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
yy81: if(yych <= '/') goto yy82;
if(yych <= '9') goto yy80;
yy82:
#line 383
{ if ( tok + 2 < YYCURSOR )
{
char *count = tok + 2;
int total = strtod( count, NULL );
int i;
for ( i = 0; i < total; i++ )
{
CAT(str, cap, idx, '\n');
}
}
else
{
CAT(str, cap, idx, '\n');
}
goto Scalar2;
}
yy83: yych = *++YYCURSOR;
yy84:
#line 400
{ CAT(str, cap, idx, '\0');
goto Scalar2;
}
}
#line 416
ScalarEnd:
{
SyckNode *n = syck_alloc_str();
n->data.str->ptr = str;
n->data.str->len = idx;
sycklval->nodeData = n;
POP_LEVEL();
if ( parser->implicit_typing == 1 )
{
try_tag_implicit( sycklval->nodeData, parser->taguri_expansion );
}
return YAML_PLAIN;
}
}
}
char *
get_inline( SyckParser *parser )
{
int idx = 0;
int cap = 100;
char *str = S_ALLOC_N( char, cap );
char *tok;
Inline:
{
tok = YYCURSOR;
{
YYCTYPE yych;
unsigned int yyaccept;
goto yy85;
yy86: ++YYCURSOR;
yy85:
if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
yych = *YYCURSOR;
if(yych <= '\n'){
if(yych <= '\000') goto yy91;
if(yych <= '\t') goto yy93;
} else {
if(yych == '\r') goto yy89;
goto yy93;
}
yy87: yych = *++YYCURSOR;
yy88:
#line 449
{ return str; }
yy89: yych = *++YYCURSOR;
if(yych == '\n') goto yy94;
yy90:
#line 455
{ CAT(str, cap, idx, tok[0]);
goto Inline;
}
yy91: yych = *++YYCURSOR;
yy92:
#line 451
{ YYCURSOR = tok;
return str;
}
yy93: yych = *++YYCURSOR;
goto yy90;
yy94: yych = *++YYCURSOR;
goto yy88;
}
#line 459
}
}
|
