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Re: [Xen-devel] [PATCH 3/4] README: document that `python` is required


  • To: Wei Liu <wei.liu2@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: George Dunlap <george.dunlap@xxxxxxxxxx>
  • Date: Mon, 13 May 2019 15:38:24 +0100
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  • Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Ian Jackson <ian.jackson@xxxxxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>, Julien Grall <julien.grall@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>
  • Delivery-date: Mon, 13 May 2019 14:38:31 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
  • Openpgp: preference=signencrypt

On 5/13/19 2:47 PM, Wei Liu wrote:
> The hypervisor build system requires `python`. To avoid putting too
> much (confusing) information in README, mandate availability of
> `python`.
> 
> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> ---
>  README | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/README b/README
> index 23e4f7c3dc..a60ccf6e9c 100644
> --- a/README
> +++ b/README
> @@ -181,6 +181,10 @@ Various tools, such as pygrub, have the following 
> runtime dependencies:
>            URL:    http://www.python.org/
>            Debian: python
>  
> +Note that the build system expects `python` to be available. If your system
> +only has `python2` or `python3` but not `python` (as in Linux From Scratch),
> +you will need to create a symlink for it.

Since we're not in a release crunch any more, it seems like updating
./configure to look for ""python3", "python2", and "python" (probably in
that order) would be a better solution here.

 -George

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