#ifndef UTIL_H_
#define UTIL_H_

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <ctype.h>
#include <limits.h>

// Magic number to be returned in case something goes wrong. Lets the program know an error occured. This is kind of a hack.
#define ERRORRETURN 10787253

void null_terminate(char str[]);
bool is_num(char *str);
bool is_int(char *str);
int get_clean_int();
double get_clean_num();
bool is_safe(const char* string);
#endif // UTIL_H_