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Re: MISRA: Compatible declarations for sort and bsearch
- To: Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 28 Nov 2023 09:56:11 +0100
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Andrew Cooper3 <andrew.cooper3@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Tue, 28 Nov 2023 08:56:20 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 24.11.2023 10:40, Nicola Vetrini wrote:
> in xen/lib.h and xen/sort.h there are definitions of the functions
> bsearch and sort that have no prior declarations, and therefore are
> subject to a violation of MISRA C Rule 8.4.
>
> I'm wondering whether it would be preferred
>
> 1. to put a declaration just before the definition, in lib.h and sort.h
> 2. deviate these functions, as their signatures are well-known and
> somewhat standardized
Seeing that so far no-one else has replied to this: My take is "neither".
It is the very nature of extern gnu_inline functions to work like this.
Jan
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