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Re: [XEN PATCH 1/2] xen: Fix check-endbr with mawk
- To: Anthony PERARD <anthony.perard@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Fri, 15 Jul 2022 12:14:37 +0200
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- Cc: Luca Fancellu <Luca.Fancellu@xxxxxxx>, Mathieu Tarral <mathieu.tarral@xxxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Fri, 15 Jul 2022 10:14:46 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 14.07.2022 16:39, Anthony PERARD wrote:
> --- a/xen/tools/check-endbr.sh
> +++ b/xen/tools/check-endbr.sh
> @@ -78,7 +78,7 @@ then
> else
> grep -aob -e "$(printf '\363\17\36\372')" -e "$(printf
> '\363\17\36\373')" \
> -e "$(printf '\146\17\37\1')" $TEXT_BIN
> -fi | awk -F':' '{printf "%s%x\n", "'$vma_hi'", int(0x'$vma_lo') + $1}' > $ALL
> +fi | awk -F':' '{printf "%s%x\n", "'$vma_hi'", int('$((0x$vma_lo))') + $1}'
> > $ALL
I'm afraid that's not portable to environments where sizeof(long) < 8.
The shell isn't required to use wider than long for the evaluation.
Jan
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