3 Routines for compiling Flash2 AVM2 ABC Actionscript
5 Extension module for the rfxswf library.
6 Part of the swftools package.
8 Copyright (c) 2008 Matthias Kramm <kramm@quiss.org>
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
32 #include "tokenizer.h"
35 unsigned int as3_tokencount = 0;
37 static void dbg(const char*format, ...)
44 va_start(arglist, format);
45 vsnprintf(buf, sizeof(buf)-1, format, arglist);
48 while(l && buf[l-1]=='\n') {
52 printf("(tokenizer) ");
57 #ifndef YY_CURRENT_BUFFER
58 #define YY_CURRENT_BUFFER yy_current_buffer
61 static void*as3_buffer=0;
62 static int as3_buffer_pos=0;
63 static int as3_buffer_len=0;
64 void as3_file_input(FILE*fi)
69 void as3_buffer_input(void*buffer, int len)
72 syntaxerror("trying to parse zero bytearray");
79 #define YY_INPUT(buf,result,max_size) { \
82 while((result = fread(buf, 1, max_size, as3_in))==0 && ferror(as3_in)) \
83 { if(errno != EINTR) {YY_FATAL_ERROR("input in flex scanner failed"); break;} \
84 errno=0; clearerr(as3_in); \
87 int to_read = max_size; \
88 if(to_read + as3_buffer_pos > as3_buffer_len) \
89 to_read = as3_buffer_len - as3_buffer_pos; \
90 memcpy(buf, as3_buffer+as3_buffer_pos, to_read); \
91 as3_buffer_pos += to_read; \
96 void handleInclude(char*text, int len, char quotes)
100 char*p1 = strchr(text, '"');
101 char*p2 = strrchr(text, '"');
102 if(!p1 || !p2 || p1==p2) {
103 syntaxerror("Invalid include in line %d\n", current_line);
106 filename = strdup(p1+1);
110 while(!strchr(" \n\r\t", text[i1])) i1++;
112 while(strchr(" \n\r\t", text[i1])) i1++;
113 while(strchr(" \n\r\t", text[i2-1])) i2--;
114 if(i2!=len) text[i2]=0;
115 filename = strdup(&text[i1]);
118 char*fullfilename = find_file(filename, 1);
119 enter_file2(filename, fullfilename, YY_CURRENT_BUFFER);
120 yyin = fopen(fullfilename, "rb");
122 syntaxerror("Couldn't open include file \"%s\"\n", fullfilename);
125 yy_switch_to_buffer(yy_create_buffer( yyin, YY_BUF_SIZE ) );
126 //BEGIN(DEFAULT); keep context
129 static int do_unescape(const char*s, const char*end, char*n)
135 if(o) o[len] = *s;len++;
140 if(s==end) syntaxerror("invalid \\ at end of string");
142 /* handle the various line endings (mac, dos, unix) */
155 case '\\': if(o) o[len] = '\\';s++;len++; break;
156 case '"': if(o) o[len] = '"';s++;len++; break;
157 case '\'': if(o) o[len] = '\'';s++;len++; break;
158 case 'b': if(o) o[len] = '\b';s++;len++; break;
159 case 'f': if(o) o[len] = '\f';s++;len++; break;
160 case 'n': if(o) o[len] = '\n';s++;len++; break;
161 case 'r': if(o) o[len] = '\r';s++;len++; break;
162 case 't': if(o) o[len] = '\t';s++;len++; break;
163 case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': {
166 while(strchr("01234567", *s) && nr<3 && s<end) {
173 syntaxerror("octal number out of range (0-255): %d", num);
174 if(o) o[len] = num;len++;
177 case 'x': case 'u': {
186 if(s==end) syntaxerror("invalid \\u or \\x at end of string");
189 if(s==end) syntaxerror("invalid \\u{ at end of string");
194 while(strchr("0123456789abcdefABCDEF", *s) && (bracket || nr < max) && s<end) {
196 if(*s>='0' && *s<='9') num |= *s - '0';
197 if(*s>='a' && *s<='f') num |= *s - 'a' + 10;
198 if(*s>='A' && *s<='F') num |= *s - 'A' + 10;
203 if(*s=='}' && s<end) {
206 syntaxerror("missing terminating '}'");
210 char*utf8 = getUTF8(num);
212 if(o) o[len] = *utf8;utf8++;len++;
216 syntaxerror("byte out of range (0-255): %d", num);
217 if(o) o[len] = num;len++;
236 static string_t string_unescape(const char*in, int l)
239 const char*end = &in[l];
241 int len = do_unescape(s, end, 0);
242 char*n = (char*)malloc(len+1);
243 do_unescape(s, end, n);
244 string_t out = string_new(n, len);
248 static void handleCData(char*s, int len)
250 a3_lval.str.str = s+9; // <![CDATA[
251 a3_lval.str.len = len-9-3;// ]]>
252 a3_lval.str.str = strdup_n(a3_lval.str.str, a3_lval.str.len);
255 static void handleRaw(char*s, int len)
257 a3_lval.str.len = len;
258 a3_lval.str.str = strdup_n(s, a3_lval.str.len);
261 static void handleString(char*s, int len)
264 if(s[len-1]!='"') syntaxerror("String doesn't end with '\"'");
267 else if(s[0]=='\'') {
268 if(s[len-1]!='\'') syntaxerror("String doesn't end with '\"'");
271 else syntaxerror("String incorrectly terminated");
273 a3_lval.str = string_unescape(s, len);
277 char start_of_expression;
279 static inline int m(int type)
281 a3_lval.token = type;
285 static char numberbuf[64];
288 if(yyleng>sizeof(numberbuf)-1)
289 syntaxerror("decimal number overflow");
291 memcpy(s, yytext, yyleng);
296 static inline int setint(int v)
298 a3_lval.number_int = v;
301 static inline int setfloat(double v)
303 a3_lval.number_float = v;
307 static inline int handlefloat()
310 a3_lval.number_float = atof(s);
314 static inline int handleint()
317 char l = (yytext[0]=='-');
319 //char*max = l?"1073741824":"2147483647";
320 char*max = l?"2147483648":"2147483647";
323 as3_softwarning("integer overflow: %s (converted to Number)", s);
324 return handlefloat();
328 for(t=0;t<yyleng-l;t++) {
329 if(yytext[l+t]>max[t]) {
330 as3_softwarning("integer overflow: %s (converted to Number)", s);
331 return handlefloat();
333 else if(yytext[l+t]<max[t])
343 for(t=0;t<yyleng;t++) {
351 static inline int handlehexfloat()
353 char l = (yytext[0]=='-')+2;
358 for(t=l;t<yyleng;t++) {
371 else if((c>='a' && c<='f') || (c>='A' && c<='F'))
372 d+=((c&0x0f)+9)*base;
376 static inline int handlehex()
378 char l = (yytext[0]=='-')+2;
383 syntaxerror("integer overflow %s", s);
393 else if((c>='a' && c<='f') || (c>='A' && c<='F'))
396 if(l && v>=0x80000000) {
398 as3_softwarning("integer overflow: %s (converted to Number)", s);
401 if(!l && v>0x7fffffff) {
403 as3_softwarning("integer overflow: %s (converted to Number)", s);
408 return setint(-(int)v);
414 void handleLabel(char*text, int len)
417 for(t=len-1;t>=0;--t) {
422 char*s = malloc(t+1);
423 memcpy(s, yytext, t);
428 static int handleregexp()
430 char*s = malloc(yyleng);
432 memcpy(s, yytext+1, len);
435 for(t=len;t>=0;--t) {
441 a3_lval.regexp.pattern = s;
443 a3_lval.regexp.options = 0;
445 a3_lval.regexp.options = s+t+1;
450 void initialize_scanner();
451 #define YY_USER_INIT initialize_scanner();
453 /* count the number of lines+columns consumed by this token */
454 static inline void l() {
456 for(t=0;t<yyleng;t++) {
457 if(yytext[t]=='\n') {
465 /* count the number of columns consumed by this token */
466 static inline void c() {
467 current_column+=yyleng;
470 trie_t*active_namespaces = 0;
471 /*void tokenizer_register_namespace(const char*id)
473 trie_put(namespaces, id, 0);
475 void tokenizer_unregister_namespace(const char*id)
477 trie_remove(namespaces, id);
479 static inline char tokenizer_is_namespace(const char*id)
481 return trie_contains(active_namespaces, id);
484 static inline int handleIdentifier()
486 char*s = malloc(yyleng+1);
487 memcpy(s, yytext, yyleng);
490 if(tokenizer_is_namespace(s))
495 static int tokenerror();
498 //Boolean {c();return m(KW_BOOLEAN);}
499 //int {c();return m(KW_INT);}
500 //uint {c();return m(KW_UINT);}
501 //Number {c();return m(KW_NUMBER);}
502 //XMLCOMMENT <!--([^->]|(-/[^-])|(--/[^>]))*-->
513 NAME [a-zA-Z_][a-zA-Z0-9_\\]*
516 HEXINT 0x[a-zA-Z0-9]+
517 HEXFLOAT 0x[a-zA-Z0-9]*\.[a-zA-Z0-9]*
519 FLOAT ([0-9]+(\.[0-9]*)?|\.[0-9]+)(e[0-9]+)?
521 HEXWITHSIGN [+-]?({HEXINT})
522 HEXFLOATWITHSIGN [+-]?({HEXFLOAT})
523 INTWITHSIGN [+-]?({INT})
524 FLOATWITHSIGN [+-]?({FLOAT})
526 CDATA <!\[CDATA\[([^]]|\][^]]|\]\][^>])*\]*\]\]\>
527 XMLCOMMENT <!--([^->]|[-]+[^>-]|>)*-*-->
530 STRING ["](\\[\x00-\xff]|[^\\"\n])*["]|['](\\[\x00-\xff]|[^\\'\n])*[']
532 MULTILINE_COMMENT [/][*]+([*][^/]|[^/*]|[^*][/]|[\x00-\x1f])*[*]+[/]
533 SINGLELINE_COMMENT \/\/[^\n\r]*[\n\r]
534 REGEXP [/]([^/\n]|\\[/])*[/][a-zA-Z]*
538 {SINGLELINE_COMMENT} {l(); /* single line comment */}
539 {MULTILINE_COMMENT} {l(); /* multi line comment */}
540 [/][*] {syntaxerror("syntax error: unterminated comment", yytext);}
542 ^include{S}+{STRING}{S}*/\n {l();handleInclude(yytext, yyleng, 1);}
543 ^include{S}+[^" \t\r\n][\x20-\xff]*{S}*/\n {l();handleInclude(yytext, yyleng, 0);}
544 {STRING} {l(); BEGIN(DEFAULT);handleString(yytext, yyleng);return T_STRING;}
545 {CDATA} {l(); BEGIN(DEFAULT);handleCData(yytext, yyleng);return T_STRING;}
547 <DEFAULT,BEGINNING,REGEXPOK>{
548 {XMLCOMMENT} {l(); BEGIN(DEFAULT);handleRaw(yytext, yyleng);return T_STRING;}
552 {STRING} {l(); handleString(yytext, yyleng);return T_STRING;}
553 [<] {c(); return m('<');}
554 [/] {c(); return m('/');}
555 [>] {c(); return m('>');}
556 [=] {c(); return m('=');}
557 {NAME} {c(); handleRaw(yytext, yyleng);return T_IDENTIFIER;}
559 <<EOF>> {syntaxerror("unexpected end of file");}
563 [^<>]+ {l(); BEGIN(DEFAULT);handleRaw(yytext, yyleng);return T_STRING;}
564 [<] {c(); BEGIN(XML);return m('<');}
565 [>] {c(); return m('>');}
566 {XMLCOMMENT} {l(); handleRaw(yytext, yyleng);return T_STRING;}
567 {CDATA} {l(); handleRaw(yytext, yyleng);return T_STRING;}
568 <<EOF>> {syntaxerror("unexpected end of file");}
571 <BEGINNING,REGEXPOK>{
572 {REGEXP} {c(); BEGIN(DEFAULT);return handleregexp();}
573 {HEXWITHSIGN}/{_} {c(); BEGIN(DEFAULT);return handlehex();}
574 {HEXFLOATWITHSIGN}/{_} {c(); BEGIN(DEFAULT);return handlehexfloat();}
575 {INTWITHSIGN}/{_} {c(); BEGIN(DEFAULT);return handleint();}
576 {FLOATWITHSIGN}/{_} {c(); BEGIN(DEFAULT);return handlefloat();}
579 <REGEXPOK>[\{] {c(); BEGIN(REGEXPOK);return m(T_DICTSTART);}
580 [\{] {c(); BEGIN(DEFAULT); return m('{');}
582 \xef\xbb\xbf {/* utf 8 bom */}
585 {HEXINT}/{_} {c(); BEGIN(DEFAULT);return handlehex();}
586 {HEXFLOAT}/{_} {c(); BEGIN(DEFAULT);return handlehexfloat();}
587 {INT}/{_} {c(); BEGIN(DEFAULT);return handleint();}
588 {FLOAT}/{_} {c(); BEGIN(DEFAULT);return handlefloat();}
589 NaN {c(); BEGIN(DEFAULT);return m(KW_NAN);}
591 3rr0r {/* for debugging: generates a tokenizer-level error */
592 syntaxerror("3rr0r");}
594 {NAME}{S}*:{S}*for/{_} {l();BEGIN(DEFAULT);handleLabel(yytext, yyleng-3);return T_FOR;}
595 {NAME}{S}*:{S}*do/{_} {l();BEGIN(DEFAULT);handleLabel(yytext, yyleng-2);return T_DO;}
596 {NAME}{S}*:{S}*while/{_} {l();BEGIN(DEFAULT);handleLabel(yytext, yyleng-5);return T_WHILE;}
597 {NAME}{S}*:{S}*switch/{_} {l();BEGIN(DEFAULT);handleLabel(yytext, yyleng-6);return T_SWITCH;}
598 for {c();BEGIN(DEFAULT);a3_lval.id="";return T_FOR;}
599 do {c();BEGIN(DEFAULT);a3_lval.id="";return T_DO;}
600 while {c();BEGIN(DEFAULT);a3_lval.id="";return T_WHILE;}
601 switch {c();BEGIN(DEFAULT);a3_lval.id="";return T_SWITCH;}
603 [&][&] {c();BEGIN(REGEXPOK);return m(T_ANDAND);}
604 [|][|] {c();BEGIN(REGEXPOK);return m(T_OROR);}
605 [!][=] {c();BEGIN(REGEXPOK);return m(T_NE);}
606 [!][=][=] {c();BEGIN(REGEXPOK);return m(T_NEE);}
607 [=][=][=] {c();BEGIN(REGEXPOK);return m(T_EQEQEQ);}
608 [=][=] {c();BEGIN(REGEXPOK);return m(T_EQEQ);}
609 [>][=] {c();BEGIN(REGEXPOK);return m(T_GE);}
610 [<][=] {c();BEGIN(REGEXPOK);return m(T_LE);}
611 [-][-] {c();BEGIN(DEFAULT);return m(T_MINUSMINUS);}
612 [+][+] {c();BEGIN(DEFAULT);return m(T_PLUSPLUS);}
613 [+][=] {c();BEGIN(REGEXPOK);return m(T_PLUSBY);}
614 [\^][=] {c();BEGIN(REGEXPOK);return m(T_XORBY);}
615 [-][=] {c();BEGIN(REGEXPOK);return m(T_MINUSBY);}
616 [/][=] {c();BEGIN(REGEXPOK);return m(T_DIVBY);}
617 [%][=] {c();BEGIN(REGEXPOK);return m(T_MODBY);}
618 [*][=] {c();BEGIN(REGEXPOK);return m(T_MULBY);}
619 [|][=] {c();BEGIN(REGEXPOK);return m(T_ORBY);}
620 [&][=] {c();BEGIN(REGEXPOK);return m(T_ANDBY);}
621 [>][>][=] {c();BEGIN(REGEXPOK);return m(T_SHRBY);}
622 [<][<][=] {c();BEGIN(REGEXPOK);return m(T_SHLBY);}
623 [>][>][>][=] {c();BEGIN(REGEXPOK);return m(T_USHRBY);}
624 [<][<] {c();BEGIN(REGEXPOK);return m(T_SHL);}
625 [>][>][>] {c();BEGIN(REGEXPOK);return m(T_USHR);}
626 [>][>] {c();BEGIN(REGEXPOK);return m(T_SHR);}
627 \.\.\. {c();BEGIN(REGEXPOK);return m(T_DOTDOTDOT);}
628 \.\. {c();BEGIN(REGEXPOK);return m(T_DOTDOT);}
629 \. {c();BEGIN(REGEXPOK);return m('.');}
630 :: {c();BEGIN(REGEXPOK);return m(T_COLONCOLON);}
631 : {c();BEGIN(REGEXPOK);return m(':');}
632 instanceof {c();BEGIN(REGEXPOK);return m(KW_INSTANCEOF);}
633 implements {c();BEGIN(REGEXPOK);return m(KW_IMPLEMENTS);}
634 interface {c();BEGIN(DEFAULT);return m(KW_INTERFACE);}
635 namespace {c();BEGIN(DEFAULT);return m(KW_NAMESPACE);}
636 protected {c();BEGIN(DEFAULT);return m(KW_PROTECTED);}
637 undefined {c();BEGIN(DEFAULT);return m(KW_UNDEFINED);}
638 continue {c();BEGIN(DEFAULT);return m(KW_CONTINUE);}
639 override {c();BEGIN(DEFAULT);return m(KW_OVERRIDE);}
640 internal {c();BEGIN(DEFAULT);return m(KW_INTERNAL);}
641 function {c();BEGIN(DEFAULT);return m(KW_FUNCTION);}
642 finally {c();BEGIN(DEFAULT);return m(KW_FINALLY);}
643 default {c();BEGIN(DEFAULT);return m(KW_DEFAULT);}
644 package {c();BEGIN(DEFAULT);return m(KW_PACKAGE);}
645 private {c();BEGIN(DEFAULT);return m(KW_PRIVATE);}
646 dynamic {c();BEGIN(DEFAULT);return m(KW_DYNAMIC);}
647 extends {c();BEGIN(DEFAULT);return m(KW_EXTENDS);}
648 delete {c();BEGIN(REGEXPOK);return m(KW_DELETE);}
649 return {c();BEGIN(REGEXPOK);return m(KW_RETURN);}
650 public {c();BEGIN(DEFAULT);return m(KW_PUBLIC);}
651 native {c();BEGIN(DEFAULT);return m(KW_NATIVE);}
652 static {c();BEGIN(DEFAULT);return m(KW_STATIC);}
653 import {c();BEGIN(REGEXPOK);return m(KW_IMPORT);}
654 typeof {c();BEGIN(REGEXPOK);return m(KW_TYPEOF);}
655 throw {c();BEGIN(REGEXPOK);return m(KW_THROW);}
656 class {c();BEGIN(DEFAULT);return m(KW_CLASS);}
657 const {c();BEGIN(DEFAULT);return m(KW_CONST);}
658 catch {c();BEGIN(DEFAULT);return m(KW_CATCH);}
659 final {c();BEGIN(DEFAULT);return m(KW_FINAL);}
660 false {c();BEGIN(DEFAULT);return m(KW_FALSE);}
661 break {c();BEGIN(DEFAULT);return m(KW_BREAK);}
662 super {c();BEGIN(DEFAULT);return m(KW_SUPER);}
663 each {c();BEGIN(DEFAULT);return m(KW_EACH);}
664 void {c();BEGIN(DEFAULT);return m(KW_VOID);}
665 true {c();BEGIN(DEFAULT);return m(KW_TRUE);}
666 null {c();BEGIN(DEFAULT);return m(KW_NULL);}
667 else {c();BEGIN(DEFAULT);return m(KW_ELSE);}
668 case {c();BEGIN(REGEXPOK);return m(KW_CASE);}
669 with {c();BEGIN(REGEXPOK);return m(KW_WITH);}
670 use {c();BEGIN(REGEXPOK);return m(KW_USE);}
671 new {c();BEGIN(REGEXPOK);return m(KW_NEW);}
672 get {c();BEGIN(DEFAULT);return m(KW_GET);}
673 set {c();BEGIN(DEFAULT);return m(KW_SET);}
674 var {c();BEGIN(DEFAULT);return m(KW_VAR);}
675 try {c();BEGIN(DEFAULT);return m(KW_TRY);}
676 is {c();BEGIN(REGEXPOK);return m(KW_IS) ;}
677 in {c();BEGIN(REGEXPOK);return m(KW_IN) ;}
678 if {c();BEGIN(DEFAULT);return m(KW_IF) ;}
679 as {c();BEGIN(REGEXPOK);return m(KW_AS);}
680 $?{NAME} {c();BEGIN(DEFAULT);return handleIdentifier();}
682 [\]\}*] {c();BEGIN(DEFAULT);return m(yytext[0]);}
683 [+-\/^~@$!%&\(=\[|?:;,<>] {c();BEGIN(REGEXPOK);return m(yytext[0]);}
684 [\)\]] {c();BEGIN(DEFAULT);return m(yytext[0]);}
686 <DEFAULT,BEGINNING,REGEXPOK,XML,XMLTEXT>{
690 void*b = leave_file();
693 yy_delete_buffer(YY_CURRENT_BUFFER);
696 yy_delete_buffer(YY_CURRENT_BUFFER);
697 yy_switch_to_buffer(b);
708 static int tokenerror()
715 char c = buf[t]=input();
716 if(c=='\n' || c==EOF) {
721 if(c1>='0' && c1<='9')
722 syntaxerror("syntax error: %s (identifiers must not start with a digit)");
724 syntaxerror("syntax error: %s", buf);
731 static char mbuf[256];
732 char*token2string(enum yytokentype nr, YYSTYPE v)
735 char*s = malloc(v.str.len+10);
736 strcpy(s, "<string>");
737 memcpy(s+8, v.str.str, v.str.len);
738 sprintf(s+8+v.str.len, " (%d bytes)", v.str.len);
741 else if(nr==T_REGEXP) {
742 char*s = malloc(strlen(v.regexp.pattern)+10);
743 sprintf(s, "<regexp>%s", v.regexp.pattern);
746 else if(nr==T_IDENTIFIER) {
747 char*s = malloc(strlen(v.id)+10);
748 sprintf(s, "<ID>%s", v.id);
751 else if(nr==T_INT) return "<int>";
752 else if(nr==T_UINT) return "<uint>";
753 else if(nr==T_FLOAT) return "<float>";
754 else if(nr==T_EOF) return "***END***";
755 else if(nr==T_GE) return ">=";
756 else if(nr==T_LE) return "<=";
757 else if(nr==T_MINUSMINUS) return "--";
758 else if(nr==T_PLUSPLUS) return "++";
759 else if(nr==KW_IMPLEMENTS) return "implements";
760 else if(nr==KW_INTERFACE) return "interface";
761 else if(nr==KW_NAMESPACE) return "namespace";
762 else if(nr==KW_PROTECTED) return "protected";
763 else if(nr==KW_OVERRIDE) return "override";
764 else if(nr==KW_INTERNAL) return "internal";
765 else if(nr==KW_FUNCTION) return "function";
766 else if(nr==KW_PACKAGE) return "package";
767 else if(nr==KW_PRIVATE) return "private";
768 else if(nr==KW_BOOLEAN) return "Boolean";
769 else if(nr==KW_DYNAMIC) return "dynamic";
770 else if(nr==KW_EXTENDS) return "extends";
771 else if(nr==KW_PUBLIC) return "public";
772 else if(nr==KW_NATIVE) return "native";
773 else if(nr==KW_STATIC) return "static";
774 else if(nr==KW_IMPORT) return "import";
775 else if(nr==KW_NUMBER) return "number";
776 else if(nr==KW_CLASS) return "class";
777 else if(nr==KW_CONST) return "const";
778 else if(nr==KW_FINAL) return "final";
779 else if(nr==KW_FALSE) return "False";
780 else if(nr==KW_TRUE) return "True";
781 else if(nr==KW_UINT) return "uint";
782 else if(nr==KW_NULL) return "null";
783 else if(nr==KW_ELSE) return "else";
784 else if(nr==KW_USE) return "use";
785 else if(nr==KW_INT) return "int";
786 else if(nr==KW_NEW) return "new";
787 else if(nr==KW_GET) return "get";
788 else if(nr==KW_SET) return "set";
789 else if(nr==KW_VAR) return "var";
790 else if(nr==KW_IS) return "is";
791 else if(nr==KW_AS) return "as";
793 sprintf(mbuf, "%d", nr);
798 void tokenizer_begin_xml()
802 void tokenizer_begin_xmltext()
806 void tokenizer_end_xmltext()
810 void tokenizer_end_xml()
815 void initialize_scanner()