Re: [Qemu-devel] [PATCH v7 01/24] build: Link user-only with crypto-rng-obj-y

[Laurent Vivier <lvivier@redhat.com>]

On 15/05/2019 19:49, Daniel P. Berrangé wrote:
> On Wed, May 15, 2019 at 10:22:08AM -0700, Richard Henderson wrote:
>> On 5/15/19 9:53 AM, Daniel P. Berrangé wrote:
>>> On Tue, May 14, 2019 at 12:16:30PM -0700, Richard Henderson wrote:
>>>> For user-only, we require only the random number bits of the
>>>> crypto subsystem.
>>>>
>>>> We need to preserve --static linking, which for many recent Linux
>>>> distributions precludes using GnuTLS or GCrypt.  Instead, use our
>>>> random-platform module unconditionally.
>>>
>>> I don't think we need to special case in this way.
>>>
>>> Today if you do a default build with all targets & tools and want
>>> to use --static, but don't have static libs available for some
>>> things you can achieve that
>>>
>>>  ./configure --static --disable-gnutls --disable-gcrypt --disable-nettle
>>
>> But we don't really want all of those --disable arguments by default.  It would
>> be one thing if one explicitly used --enable-gnutls and got link errors.  We
>> must preserve --static working all by itself.
> 
> That's already not working today unless you add extra args to disable
> build of the system emulators and tools. 
> 

Perhaps it can help, I have a series queued by Paolo to cleanup the
build dependencies for --{disable,enable}-{system,user,tools}:

    [v3,0/5] build: cleanup in Makefile.objs
    https://patchwork.kernel.org/cover/10880135/

Thanks,
Laurent