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Re: [Qemu-devel] [RFC 1/6] Add bpf support to qemu
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [RFC 1/6] Add bpf support to qemu |
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Date: |
Mon, 3 Sep 2018 13:24:16 +0100 |
On 3 September 2018 at 12:59, Daniel P. Berrangé <address@hidden> wrote:
>> ##########################################
>> +# check for usable bpf system call
>> +if test "$bpf" = "yes"; then
>
> if test "x$bpf" != "xno"; then
We don't use the leading-x thingy elsewhere in configure,
why is this condition special?
(We can assume we don't have a broken shell, and we
know that $bpf won't be a string starting with a hyphen.)
thanks
-- PMM