#include "files.h"
int as3_pass = 0;
-
int as3_verbosity = 1;
+unsigned int as3_tokencount = 0;
+
void as3_error(const char*format, ...)
{
char buf[1024];
fflush(stdout);
}
-
-
#ifndef YY_CURRENT_BUFFER
#define YY_CURRENT_BUFFER yy_current_buffer
#endif
+static void*as3_buffer=0;
+static int as3_buffer_pos=0;
+static int as3_buffer_len=0;
+void as3_file_input(FILE*fi)
+{
+ as3_in = fi;
+ as3_buffer = 0;
+}
+void as3_buffer_input(void*buffer, int len)
+{
+ if(!buffer)
+ syntaxerror("trying to parse zero bytearray");
+ as3_buffer = buffer;
+ as3_buffer_len = len;
+ as3_buffer_pos = 0;
+ as3_in = 0;
+}
+
+#define YY_INPUT(buf,result,max_size) { \
+ if(!as3_buffer) { \
+ errno=0; \
+ while((result = fread(buf, 1, max_size, as3_in))==0 && ferror(as3_in)) \
+ { if(errno != EINTR) {YY_FATAL_ERROR("input in flex scanner failed"); break;} \
+ errno=0; clearerr(as3_in); \
+ } \
+ } else { \
+ int to_read = max_size; \
+ if(to_read + as3_buffer_pos > as3_buffer_len) \
+ to_read = as3_buffer_len - as3_buffer_pos; \
+ memcpy(buf, as3_buffer+as3_buffer_pos, to_read); \
+ as3_buffer_pos += to_read; \
+ result=to_read; \
+ } \
+}
+
void handleInclude(char*text, int len, char quotes)
{
char*filename = 0;
filename = strdup(&text[i1]);
}
- char*fullfilename = enter_file(filename, YY_CURRENT_BUFFER);
+ char*fullfilename = find_file(filename);
+ enter_file2(filename, fullfilename, YY_CURRENT_BUFFER);
yyin = fopen(fullfilename, "rb");
if (!yyin) {
syntaxerror("Couldn't open include file \"%s\"\n", fullfilename);
return out;
}
+static void handleCData(char*s, int len)
+{
+ a3_lval.str.str = s+9; // <![CDATA[
+ a3_lval.str.len = len-9-3;// ]]>
+ a3_lval.str.str = strdup_n(a3_lval.str.str, a3_lval.str.len);
+}
+
static void handleString(char*s, int len)
{
+ if(as3_pass < 2) {
+ // don't bother decoding strings in pass 1
+ memset(&a3_lval, 0, sizeof(a3_lval));
+ return;
+ }
+
if(s[0]=='"') {
if(s[len-1]!='"') syntaxerror("String doesn't end with '\"'");
s++;len-=2;
else syntaxerror("String incorrectly terminated");
- avm2_lval.str = string_unescape(s, len);
+ a3_lval.str = string_unescape(s, len);
}
char start_of_expression;
-static inline int mkid(int type)
-{
- char*s = malloc(yyleng+1);
- memcpy(s, yytext, yyleng);
- s[yyleng]=0;
- avm2_lval.id = s;
- return type;
-}
-
static inline int m(int type)
{
- avm2_lval.token = type;
+ a3_lval.token = type;
return type;
}
static inline int setint(int v)
{
- avm2_lval.number_int = v;
+ a3_lval.number_int = v;
if(v>-128)
return T_BYTE;
else if(v>=-32768)
}
static inline int setuint(unsigned int v)
{
- avm2_lval.number_uint = v;
+ a3_lval.number_uint = v;
if(v<128)
return T_BYTE;
else if(v<32768)
}
static inline int setfloat(double v)
{
- avm2_lval.number_float = v;
+ a3_lval.number_float = v;
return T_FLOAT;
}
static inline int handlefloat()
{
char*s = nrbuf();
- avm2_lval.number_float = atof(s);
+ a3_lval.number_float = atof(s);
return T_FLOAT;
}
char*s = malloc(t+1);
memcpy(s, yytext, t);
s[t]=0;
- avm2_lval.id = s;
+ a3_lval.id = s;
}
static int handleregexp()
break;
}
}
- avm2_lval.regexp.pattern = s;
+ a3_lval.regexp.pattern = s;
if(t==len) {
- avm2_lval.regexp.options = 0;
+ a3_lval.regexp.options = 0;
} else {
- avm2_lval.regexp.options = s+t+1;
+ a3_lval.regexp.options = s+t+1;
}
return T_REGEXP;
}
current_column+=yyleng;
}
+static trie_t*namespaces = 0;
+void tokenizer_register_namespace(const char*id)
+{
+ trie_put(&namespaces, id);
+}
+static inline tokenizer_is_namespace(const char*id)
+{
+ return trie_lookup(namespaces, id);
+}
+
+static inline int handleIdentifier()
+{
+ char*s = malloc(yyleng+1);
+ memcpy(s, yytext, yyleng);
+ s[yyleng]=0;
+ a3_lval.id = s;
+ if(tokenizer_is_namespace(s))
+ return T_NAMESPACE;
+ else
+ return T_IDENTIFIER;
+}
+
+
//Boolean {c();return m(KW_BOOLEAN);}
//int {c();return m(KW_INT);}
//uint {c();return m(KW_UINT);}
//Number {c();return m(KW_NUMBER);}
-
%}
%s REGEXPOK
HEXINT 0x[a-zA-Z0-9]+
HEXFLOAT 0x[a-zA-Z0-9]*\.[a-zA-Z0-9]*
INT [0-9]+
-FLOAT [0-9]+(\.[0-9]*)?|\.[0-9]+
+FLOAT ([0-9]+(\.[0-9]*)?|\.[0-9]+)(e[0-9]+)?
HEXWITHSIGN [+-]?({HEXINT})
HEXFLOATWITHSIGN [+-]?({HEXFLOAT})
INTWITHSIGN [+-]?({INT})
FLOATWITHSIGN [+-]?({FLOAT})
+CDATA <!\[CDATA\[([^]]|\][^]]|\]\][^>])*\]*\]\]\>
STRING ["](\\[\x00-\xff]|[^\\"\n])*["]|['](\\[\x00-\xff]|[^\\'\n])*[']
S [ \n\r\t]
MULTILINE_COMMENT [/][*]+([*][^/]|[^/*]|[^*][/]|[\x00-\x1f])*[*]+[/]
-SINGLELINE_COMMENT \/\/[^\n]*\n
+SINGLELINE_COMMENT \/\/[^\n\r]*[\n\r]
REGEXP [/]([^/\n]|\\[/])*[/][a-zA-Z]*
%%
^include{S}+{STRING}{S}*/\n {l();handleInclude(yytext, yyleng, 1);}
^include{S}+[^" \t\r\n][\x20-\xff]*{S}*/\n {l();handleInclude(yytext, yyleng, 0);}
{STRING} {l(); BEGIN(INITIAL);handleString(yytext, yyleng);return T_STRING;}
+{CDATA} {l(); BEGIN(INITIAL);handleCData(yytext, yyleng);return T_STRING;}
<BEGINNING,REGEXPOK>{
{REGEXP} {c(); BEGIN(INITIAL);return handleregexp();}
-{HEXWITHSIGN} {c(); BEGIN(INITIAL);return handlehex();}
-{HEXFLOATWITHSIGN} {c(); BEGIN(INITIAL);return handlehexfloat();}
-{INTWITHSIGN} {c(); BEGIN(INITIAL);return handleint();}
-{FLOATWITHSIGN} {c(); BEGIN(INITIAL);return handlefloat();}
+{HEXWITHSIGN}/{_} {c(); BEGIN(INITIAL);return handlehex();}
+{HEXFLOATWITHSIGN}/{_} {c(); BEGIN(INITIAL);return handlehexfloat();}
+{INTWITHSIGN}/{_} {c(); BEGIN(INITIAL);return handleint();}
+{FLOATWITHSIGN}/{_} {c(); BEGIN(INITIAL);return handlefloat();}
}
\xef\xbb\xbf {/* utf 8 bom */}
{S} {l();}
-{HEXINT} {c(); BEGIN(INITIAL);return handlehex();}
-{HEXFLOAT} {c(); BEGIN(INITIAL);return handlehexfloat();}
-{INT} {c(); BEGIN(INITIAL);return handleint();}
-{FLOAT} {c(); BEGIN(INITIAL);return handlefloat();}
+{HEXINT}/{_} {c(); BEGIN(INITIAL);return handlehex();}
+{HEXFLOAT}/{_} {c(); BEGIN(INITIAL);return handlehexfloat();}
+{INT}/{_} {c(); BEGIN(INITIAL);return handleint();}
+{FLOAT}/{_} {c(); BEGIN(INITIAL);return handlefloat();}
3rr0r {/* for debugging: generates a tokenizer-level error */
syntaxerror("3rr0r");}
{NAME}{S}*:{S}*do/{_} {l();handleLabel(yytext, yyleng-2);return T_DO;}
{NAME}{S}*:{S}*while/{_} {l();handleLabel(yytext, yyleng-5);return T_WHILE;}
{NAME}{S}*:{S}*switch/{_} {l();handleLabel(yytext, yyleng-6);return T_SWITCH;}
-for {c();avm2_lval.id="";return T_FOR;}
-do {c();avm2_lval.id="";return T_DO;}
-while {c();avm2_lval.id="";return T_WHILE;}
-switch {c();avm2_lval.id="";return T_SWITCH;}
+for {c();a3_lval.id="";return T_FOR;}
+do {c();a3_lval.id="";return T_DO;}
+while {c();a3_lval.id="";return T_WHILE;}
+switch {c();a3_lval.id="";return T_SWITCH;}
[&][&] {c();BEGIN(REGEXPOK);return m(T_ANDAND);}
[|][|] {c();BEGIN(REGEXPOK);return m(T_OROR);}
in {c();return m(KW_IN) ;}
if {c();return m(KW_IF) ;}
as {c();return m(KW_AS);}
-{NAME} {c();BEGIN(INITIAL);return mkid(T_IDENTIFIER);}
+{NAME} {c();BEGIN(INITIAL);return handleIdentifier();}
-[+-\/*^~@$!%&\(=\[\]\{\}|?:;,<>] {c();BEGIN(REGEXPOK);return m(yytext[0]);}
+[\]\}] {c();BEGIN(INITIAL);return m(yytext[0]);}
+[+-\/*^~@$!%&\(=\[\{|?:;,<>] {c();BEGIN(REGEXPOK);return m(yytext[0]);}
[\)\]] {c();BEGIN(INITIAL);return m(yytext[0]);}
-. {char c1=yytext[0];
+. {/* ERROR */
+ char c1=yytext[0];
char buf[128];
buf[0] = yytext[0];
int t;
static char mbuf[256];
char*token2string(enum yytokentype nr, YYSTYPE v)
{
- if(nr==T_STRING) return "<string>";
+ if(nr==T_STRING) {
+ char*s = malloc(v.str.len+10);
+ strcpy(s, "<string>");
+ memcpy(s+8, v.str.str, v.str.len);
+ sprintf(s+8+v.str.len, " (%d bytes)", v.str.len);
+ return s;
+ }
+ else if(nr==T_REGEXP) {
+ char*s = malloc(strlen(v.regexp.pattern)+10);
+ sprintf(s, "<regexp>%s", v.regexp.pattern);
+ return s;
+ }
+ else if(nr==T_IDENTIFIER) {
+ char*s = malloc(strlen(v.id)+10);
+ sprintf(s, "<ID>%s", v.id);
+ return s;
+ }
else if(nr==T_INT) return "<int>";
else if(nr==T_UINT) return "<uint>";
else if(nr==T_BYTE) return "<byte>";
else if(nr==T_FLOAT) return "<float>";
- else if(nr==T_REGEXP) return "REGEXP";
else if(nr==T_EOF) return "***END***";
else if(nr==T_GE) return ">=";
else if(nr==T_LE) return "<=";
else if(nr==KW_VAR) return "var";
else if(nr==KW_IS) return "is";
else if(nr==KW_AS) return "as";
- else if(nr==T_IDENTIFIER) return "ID";
else {
sprintf(mbuf, "%d", nr);
return mbuf;
BEGIN(BEGINNING);
}
+
git.asbjorn.biz / swftools.git / blobdiff