Re: [PATCH 1/5] scanf.3: clarify that %n supports type modifiers

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Hello Alex and Alyssa,

On 4/5/21 3:13 PM, Alejandro Colomar wrote:
> From: Alyssa Ross <hi@xxxxxxxxx>
> 
> My initial reading of this was that type modifiers were probably not
> supported.  But they are, and this is actually documented further up,
> in the type modifiers documentation.  But to make it clearer, let's
> copy the language that printf(3) has in its %n section.
> 
> Signed-off-by: Alyssa Ross <hi@xxxxxxxxx>
> Signed-off-by: Alejandro Colomar <alx.manpages@xxxxxxxxx>
> ---
>  man3/scanf.3 | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/man3/scanf.3 b/man3/scanf.3
> index e6d00c9f1..bd49a6caf 100644
> --- a/man3/scanf.3
> +++ b/man3/scanf.3
> @@ -526,7 +526,9 @@ the next pointer must be a pointer to a pointer to
>  Nothing is expected; instead, the number of characters consumed thus far
>  from the input is stored through the next pointer, which must be a pointer
>  to
> -.IR int .
> +.IR int ,
> +or variant whose size matches the (optionally)
> +supplied integer length modifier.
>  This is
>  .I not
>  a conversion and does

Thanks. Patch applied.

Cheers,

Michael


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



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