Re: [Qemu-devel] [PATCH] configure: arm/aarch64: allow enable-seccomp

[Eduardo Otubo]

On Wed, Sep 30, 2015 at 11=59=18AM -0400, Andrew Jones wrote:
> This is a revert of ae6e8ef11e6cb, but with a bit of refactoring,
> and also specifically adding arm/aarch64, rather than all
> architectures. Currently, libseccomp code appears to also support
> mips, ppc, and s390. We could therefore allow qemu to enable
> seccomp for those platforms as well, with additional configure
> patches, given they're tested and proven to work.
> 
> Signed-off-by: Andrew Jones <address@hidden>
> ---
> Depends on
> http://lists.nongnu.org/archive/html/qemu-devel/2015-07/msg00191.html
> 
>  configure | 32 +++++++++++++++++++++++++-------
>  1 file changed, 25 insertions(+), 7 deletions(-)
> 
> diff --git a/configure b/configure
> index f14454e691b36..2d993bf210b56 100755
> --- a/configure
> +++ b/configure
> @@ -1870,16 +1870,34 @@ fi
>  # libseccomp check
>  
>  if test "$seccomp" != "no" ; then
> -    if test "$cpu" = "i386" || test "$cpu" = "x86_64" &&
> -        $pkg_config --atleast-version=2.1.1 libseccomp; then
> +    case "$cpu" in
> +    i386|x86_64)
> +        libseccomp_minver="2.1.1"
> +        ;;
> +    arm|aarch64)
> +        libseccomp_minver="2.2.3"
> +        ;;
> +    *)
> +        libseccomp_minver=""
> +        ;;
> +    esac
> +
> +    if test "$libseccomp_minver" != "" &&
> +       $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
>          libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
>          QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
> -     seccomp="yes"
> +        seccomp="yes"
>      else
> -     if test "$seccomp" = "yes"; then
> -            feature_not_found "libseccomp" "Install libseccomp devel >= 
> 2.1.1"
> -     fi
> -     seccomp="no"
> +        if test "$seccomp" = "yes" ; then
> +            if test "$libseccomp_minver" != "" ; then
> +                feature_not_found "libseccomp" \
> +                    "Install libseccomp devel >= $libseccomp_minver"
> +            else
> +                feature_not_found "libseccomp" \
> +                    "libseccomp is not supported for host cpu $cpu"
> +            fi
> +        fi
> +        seccomp="no"
>      fi
>  fi
>  ##########################################
> -- 
> 2.5.2
> 

The patch does look good, but I'll just delay a little bit the pull
request due to more patches incoming. I just want to create a single
batch. Is ok if we just merge it mid or end of next week?

Thanks for the contribution.

Acked-by: Eduardo Otubo <address@hidden>

-- 
Eduardo Otubo
ProfitBricks GmbH

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