%{
#include <stdio.h>
#include <stdlib.h>
#include "scanType.h"
#include "token.tab.h"

static int line=1;

static int setValue(int linenum, int tokenClass, char *svalue)
{
    // create the pass-back data space
    yylval.tokenData = new TokenData;

    // stuff it up
    yylval.tokenData->linenum = linenum;
    yylval.tokenData->tokenstr = strdup(svalue);  // duplicating string
    yylval.tokenData->numValue = atof(svalue); 

    if (tokenClass == ID) {
        yylval.tokenData->idIndex = svalue[0]-'a';
    }
    // return the tokenclass
    return tokenClass;
}

%}

%option noyywrap

%%
\n               { line++; return setValue(line, '\n', yytext); }
[\=\+\*\-\(\)]   { return setValue(line, yytext[0], yytext); }
"quit"           { return setValue(line, QUIT, yytext); }
[a-z]            { return setValue(line, ID, yytext); }
[0-9]+           { return setValue(line, NUMBER, yytext); }
.                ;  // print scanner error
%%