size_t err_fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream)
{
size_t ret = fwrite(ptr, size, nmemb, stream);
if (ret != nmemb)
err_fatal_simple_core("fwrite", strerror(errno));
return ret;
}
size_t err_fread(void *ptr, size_t size, size_t nmemb, FILE *stream)
{
size_t ret = fread(ptr, size, nmemb, stream);
if (ret != nmemb)
{
err_fatal_simple_core("fread", strerror(errno));
}
return ret;
}
int err_fclose(FILE *stream)
{
int ret = fclose(stream);
if (ret != 0)
{
err_fatal_simple_core("fclose", strerror(errno));
}
return ret;
}
int err_fflush(FILE *stream)
{
int ret = fflush(stream);
if (ret != 0)
{
err_fatal_simple_core("fflush", strerror(errno));
}
return ret;
}
int err_fprintf(FILE *stream, const char *format, ...)
{
va_list arg;
int done;
int saveErrno;
va_start(arg, format);
done = vfprintf(stream, format, arg);
saveErrno = errno;
va_end(arg);
if (done < 0) err_fatal_simple_core("vfprintf", strerror(saveErrno));
return done;
}
int err_printf(const char *format, ...)
{
va_list arg;
int done;
va_start(arg, format);
done = vfprintf(stdout, format, arg);
int saveErrno = errno;
va_end(arg);
if (done < 0)
{
err_fatal_simple_core("vfprintf(stdout)", strerror(saveErrno));
}
return done;
}
