Die utility - terminate C program with error message and exit code

die.c

#include <stdarg.h>

#include "util.h"

void vsfdie(FILE * stream, int code, const char *format, va_list arg) {
  vfprintf(stream, format, arg);
  va_end(arg);
  exit(code);
}

void sfdie(FILE * stream, int code, const char *format, ...) {
  va_list args;
  va_start(args, format);
  vsfdie(stream, code, format, args);
}

void sdie(int code, const char *format, ...) {
  va_list args;
  va_start(args, format);
  vsfdie(stderr, code, format, args);
}

void fdie(FILE *stream, const char *format, ...) {
  va_list args;
  va_start(args, format);
  vfdie(stream, format, args);
}

void die(const char *format, ...) {
  va_list args;
  va_start(args, format);
  vdie(format, args);
}

die.h

#pragma once
#ifndef UTIL_H
#define UTIL_H

#include <stdio.h>
#include <stdlib.h>

void vsfdie(FILE *stream, int code, const char *format, va_list arg);
void sfdie(FILE * stream, int code, const char *format, ...);
void sdie(int code, const char *format, ...);
void die(const char *format, ...);

static inline void vsdie(int code, const char *format, va_list arg) {
  vsfdie(stderr, code, format, arg);
};

static inline void vfdie(FILE *stream, const char *format, va_list arg) {
  vsfdie(stream, EXIT_FAILURE, format, arg);
}

static inline void vdie(const char *format, va_list arg) {
  vsdie(EXIT_FAILURE, format, arg);
}

#endif