Re: [PATCH v2] man2/clone.2: clarify that CLONE_CLEAR_SIGHAND does not affect SIG_IGN

[Alejandro Colomar <alx@kernel.org>]

[-- Attachment #1: Type: text/plain, Size: 1406 bytes --]

Hi Max,

On Mon, Oct 30, 2023 at 05:27:33PM +0100, Max Kellermann wrote:
> The old wording was ambiguous, but it is important to know that
> signals that were set to SIG_IGN will not be restored to SIG_DFL.
> 
> This behavior was documented in the kernel commit that introduced the
> feature:
> 
>  https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b612e5df4587c934bd056bf05f4a1deca4de4f75
> 
> Signed-off-by: Max Kellermann <max.kellermann@ionos.com>

Patch applied slightly amended).  Thanks!
<https://www.alejandro-colomar.es/src/alx/linux/man-pages/man-pages.git/commit/?h=contrib&id=05e46589ceb7e3ca5925c874adb489e0dde40596>

Cheers,
Alex

> ---
> v1 -> v2: added link to kernel commit
> ---
>  man2/clone.2 | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/man2/clone.2 b/man2/clone.2
> index 4a75b557b..deb4bdb5b 100644
> --- a/man2/clone.2
> +++ b/man2/clone.2
> @@ -455,7 +455,8 @@ flag is also employed.)
>  By default, signal dispositions in the child thread are the same as
>  in the parent.
>  If this flag is specified,
> -then all signals that are handled in the parent
> +then all signals that are handled in the parent (and not set to
> +.BR SIG_IGN )
>  are reset to their default dispositions
>  .RB ( SIG_DFL )
>  in the child.
> -- 
> 2.39.2
> 

-- 
<https://www.alejandro-colomar.es/>

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]