Re: Artificially target-dependend compiles

[Thomas Huth <thuth@redhat.com>]

On 08/11/2021 17.23, Paolo Bonzini wrote:
> On 11/8/21 16:38, Thomas Huth wrote:
>>
>> Hmm, we used to have a config-all-devices.mak file in the past (see commit 
>> a98006bc798169e which removed it), maybe we could re-introduce something 
>> similar again, but producing a config-all.h header file instead? So that 
>> this header file contains switches like CONFIG_ANY_ACPI_VMGENID and 
>> CONFIG_ANY_ROCKER that are set if any of the targets uses the device ... 
>> and these switches would not get poisoned in common code... ?
> 
> That would work, however the schema would still not provide any more 
> information than it currently does.

Yeah, it's of limited use - you would only get a difference if none of the 
targets provided a feature (say if you did not build the x86 and arm 
targets, CONFIG_ANY_ACPI_VMGENID would likely not be set) ... not too 
useful, I guess.

  Thomas