Re: [PATCH 12/24] getgrent_r.3: Use sizeof() to get buffer size (instead of hardcoding macro name)

Michael Kerrisk (man-pages)
2020-09-11T07:17:46Z

On 9/10/20 11:13 PM, Alejandro Colomar wrote:
> Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com>

Thanks, Alex. Patch applied.

Cheers,

Michael

> ---
> man3/getgrent_r.3 | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/man3/getgrent_r.3 b/man3/getgrent_r.3
> index 81d81a851..76deec370 100644
> --- a/man3/getgrent_r.3
> +++ b/man3/getgrent_r.3
> @@ -186,7 +186,7 @@ main(void)
>
> setgrent();
> while (1) {
> - i = getgrent_r(&grp, buf, BUFLEN, &grpp);
> + i = getgrent_r(&grp, buf, sizeof(buf), &grpp);
> if (i)
> break;
> printf("%s (%d):", grpp\->gr_name, grpp\->gr_gid);
>

--
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/