%{
#include <stdio.h>
#include "y.tab.h"

char *copy_str(char *);
int line_num;

%}

S    \x20\x0a\x0d\x09
DATE  [0-9]{4}\-[0-9]{2}\-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}[A-Z]*





%start STRING

%%

<INITIAL>"<?xml".*"?>"      { return PROLOG; }

<INITIAL>[\x20\x0a\x0d\x09]                { if (*yytext == '\n') { line_num += 1; } }


<INITIAL>"<"                { return S_TAG_OPEN; }
<INITIAL>"</"               { return E_TAG_OPEN; }
<INITIAL>">"                { return TAG_CLOSE; }
<INITIAL>"/>"               { return EMPTY_TAG_CLOSE; }


<INITIAL>[a-zA-Z_:][a-zA-Z0-9\.\-_:]* { yylval.sval = copy_str(yytext); return NAME; }

<INITIAL>"=" { return *yytext; }

<INITIAL>"\"" { BEGIN(STRING); return *yytext; }
<STRING>"\"" { BEGIN(INITIAL); return *yytext; }
<STRING>[^"]  { yylval.cval = *yytext; return CHAR; }

<INITIAL>-?[0-9]+ { yylval.lval = strtol(yytext, NULL, 10); return INTEGER; }
<INITIAL>-?[0-9]+\.?[0-9]* { yylval.dval = strtod(yytext, NULL); return DOUBLE; }
<INITIAL>{DATE} { return DATE; }

%%

char * copy_str(char *str)
{
	size_t len = strlen(str) + 1;
	char *copy = malloc(sizeof(char) * len);
	strncpy(copy, str, len);
	return copy;
}