Hello,

Andy Patterson <ajpatter@uwaterloo.ca> skribis:

> On Mon, 16 Oct 2017 21:15:39 +0800
> iyzsong@member.fsf.org (宋文武) wrote:
>
>> Andy Patterson <ajpatter@uwaterloo.ca> writes:
>> 
>> > * gnu/packages/virtualization.scm
>> > (qemu)[arguments]<#:configure-flags>: New argument.
>> > [inputs]: Add usbredir.
>> > (qemu-minimal)[arguments]<#:configure-flags>: Restrict them even
>> > when they are set by qemu.
>> > [inputs]: Remove usbredir.  
>> 
>> Doesn't the 'configure' script auto-detect usb redirection support
>> when usbredir is available?
>
> To me, the advantage of specifying the enabled features is that the
> build will require the dependencies to be available for that feature
> even if they change. So, if more dependencies are required for the
> feature in future versions, the build will immediately inform us, rather
> than somewhat silently dropping support. Thoughts?

That makes sense to me.

I took the liberty to make the change below, to avoid a rebuild of
‘qemu-minimal’, and applied it.

Thanks,
Ludo’.