#if __STDC_VERSION__ < 199901L

#define STATIC_ALLOC(var, size) char *var = (char*)malloc(size);
#define STATIC_FREE(var) free(var);
int _expand_format_str(char *buffer, const char *format);

#else

#define STATIC_ALLOC(var, size) char var[size];
#define STATIC_FREE(var)
int _expand_format_str(char *restrict buffer, const char *restrict format);

#endif

/* ----------------------- Wrapping up standard io  ----------------------- */

#if __STDC_VERSION__ < 199901L
int cprintf(const char *format, ...)
#else
int cprintf(const char *restrict format, ...)
#endif
{
    va_list args;
    int ret;
    STATIC_ALLOC(format_expanded, _expand_format_str(NULL, format));

    va_start(args, format);
    _expand_format_str(format_expanded, format);
    ret = vprintf(format_expanded, args);
    va_end(args);

    STATIC_FREE(format_expanded);
    return ret;
}