[edk2-devel] [PATCH 0/4] Arm, ArmPlatform, Crypto, Embedded: list internal headers in [Sources]

[Laszlo Ersek]

On 07/24/19 19:00, Leif Lindholm wrote:
> On Wed, Jul 24, 2019 at 03:17:56PM +0000, Gao, Liming wrote:
>>> Would it be feasible to update the --hash functionality to make use of
>>> the include dependencies extracted from the source files? (Clearly, we
>>> know when the source files change, so we would also know when we would
>>> need to re-run the dependency search.)
>>
>> The design is to save the step to extract the dependencies from the source files. 
>> I can further collect the build performance to be taken on the dependencies extraction
>> from the source files, and decide whether take this way. Another simple way is 
>> to calculate all source files in module directory and make sure there is no file missing for --hash option.
>>
>>>
>>> If not, I think we should make the explicit listing of .h files
>>> in .inf mandatory, triggering a build failure when not the case.
>>>
>>> If it is, then I think we should make it explicitly banned to list .h
>>> files in .inf. (If there is no other dependency, such as doxygen, also
>>> making use of .inf listings of .h files.)
>>
>> I know edk2 also has PI Packaging UPT. PI packaging requires all source 
>> files are listed in module INF file. Otherwise, some source files will be missed
>> in the packaging, and can't be rollback.
> 
> OK, this means we should update the documentation to be crystal clear
> that .h files need to be listed too.
> 
> I am OK to keep the warning enabled for now. But I would also wish
> that we start planning for making it an error at some point in the
> future.

Could you please file a Feature Request for that (i.e. s/warning/error/)
in the Bugzilla?

Thanks!
Laszlo

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