Re: [PATCH i18n 01/11] Add three convenient format printing functions with \n automatically appended

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2012/4/16 Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>:
> +int printf_ln(const char *fmt, ...)
> +{
> +       int ret;
> +       va_list ap;
> +       va_start(ap, fmt);
> +       ret = vprintf(fmt, ap);
> +       va_end(ap);
> +       if (ret >= 0)
> +               ret += printf("\n");
> +               ret += fprintf(fp, "\n");

Apart from Jonathan's comment, isn't [f]printf a big hammer for this?
Wouldn't putchar / fputc be a tad more light-weight (and perhaps
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