%option noyywrap
%option nounput
%{
  #include <iostream>
  #include <cstdlib>
  #include <cstring>
  using namespace std;
  #include "izraz.hpp"
  #include "naredba.hpp"
  
  #include "parser.tab.hpp"
  
%}

%%
"pocetak"       return pocetak_token;
"ispisi"        return ispisi_token;
"kraj"          return kraj_token;
"mod"           return mod_token;
"unesi"         return unesi_token;
"ako_je"        return ako_je_token;
"onda"          return onda_token;
"inace"         return inace_token;
"dok_je"        return dok_je_token;
"radi_sledece"  return radi_sledece_token;
[a-z_][a-z0-9]* {
  for (unsigned i = 0; i < strlen(yytext); i++)
    yytext[i] = tolower(yytext[i]);
  yylval.s = new string(yytext);
  return id_token;
}
[0-9]+          {
  yylval.i = atoi(yytext);
  return broj_token;
}
0x[0-9a-fA-F]+  {
  yylval.i = (int)strtol(yytext, NULL, 16);
  return broj_token;
}
["](\\["]|[^"])*["] {
  string tmp(yytext+1);
  tmp = tmp.substr(0, tmp.size()-1);
  yylval.s = new string(tmp);
  return string_token;
}
[-<>/.;()+*:=]  return *yytext;
[ \t\n]         {  }
.    {
  cerr << "Leksicka greska: nepoznat karakter '" << yytext << "'" << endl;
  exit(EXIT_FAILURE);
}

%%