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#ifndef UTIL_H
#define UTIL_H
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
/* die and leave message */
void die(const char*, ...);
/* log an error */
void log_err(const char*, ...);
/* log some information */
void log_inf(const char*, ...);
/* log something with no formatting */
void log_raw(const char*, ...);
/* log a warning */
void log_war(const char*, ...);
/* does c appear in s? */
int appears_in_str(char*, char*);
#endif
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