Re: Dependency expression inheritance problems

["Gao, Liming" <liming.gao@intel.com>]

Thanks. 

>-----Original Message-----
>From: darylm@mc2research.com [mailto:darylm@mc2research.com] On
>Behalf Of edk2-lists@mc2research.org
>Sent: Saturday, April 07, 2018 6:04 AM
>To: Gao, Liming <liming.gao@intel.com>; edk2-devel@lists.01.org
>Subject: RE: [edk2] Dependency expression inheritance problems
>
>Liming,
>
>I don't remember whether I answered you or not, but I did submit a Bugzilla
>report on March 30, 2018.
>Bug 914 - DEPEX not inherited from binary libraries
>
>Thank you,
>Daryl
>
>-----Original Message-----
>From: edk2-devel <edk2-devel-bounces@lists.01.org> On Behalf Of Gao,
>Liming
>Sent: Thursday, March 29, 2018 5:36 PM
>To: edk2-lists@mc2research.org; edk2-devel@lists.01.org
>Subject: Re: [edk2] Dependency expression inheritance problems
>
>Daryl:
>  Could you submit one tracker in bugzillar? We will check it in BaseTools.
>
>Thanks
>Liming
>> -----Original Message-----
>> From: darylm@mc2research.com [mailto:darylm@mc2research.com] On
>Behalf
>> Of edk2-lists@mc2research.org
>> Sent: Friday, March 30, 2018 7:10 AM
>> To: Gao, Liming <liming.gao@intel.com>; edk2-devel@lists.01.org
>> Subject: RE: [edk2] Dependency expression inheritance problems
>>
>> Liming,
>>
>> This is only a problem with binary libraries.  If I do everything from
>> sources, the generated .depex is correct.
>>
>> Daryl
>>
>> -----Original Message-----
>> From: Gao, Liming <liming.gao@intel.com>
>> Sent: Thursday, March 29, 2018 12:08 AM
>> To: edk2-lists@mc2research.org; 'Laszlo Ersek' <lersek@redhat.com>;
>> edk2-devel@lists.01.org
>> Subject: RE: [edk2] Dependency expression inheritance problems
>>
>> Daryl:
>>   Do you try the source library INF file? EDK2 build system will
>> inherit the depex section from its library. Seemly, this is an issue
>> when the module is the binary library.
>>
>> Thanks
>> Liming
>> >-----Original Message-----
>> >From: edk2-devel [mailto:edk2-devel-bounces@lists.01.org] On Behalf
>> >Of edk2-lists@mc2research.org
>> >Sent: Thursday, March 29, 2018 6:48 AM
>> >To: 'Laszlo Ersek' <lersek@redhat.com>; edk2-devel@lists.01.org
>> >Subject: Re: [edk2] Dependency expression inheritance problems
>> >
>> >Laszlo,
>> >
>> >I think you are thinking of the old .dxs files.  EDK II supports
>> >them, but their use is discouraged.
>> >From the "EDK II Build Specification", v1.27:
>> >"For EDK II modules, the build tools will create the complete
>> >dependency expression using the information in the [Depex] section
>> >along with all [Depex] sections from the linked in library instances."
>> >
>> >and
>> >
>> >"Once all files are parsed, the build tools will do following work
>> >for each EDK II
>> >module:
>> >	...
>> >	*  Inherit library instance dependency ( [Depex] sections)
>> >expressions
>>
>> >if a module does not list a separate dependency file."
>> >
>> >So, use of the [Depex] sections in the .DSC and .INF files is
>> >supposed to be the way to go.
>> >
>> >The spec. also states that if a .dxs file is specified, inheritance
>> >will not be used and the .dxs file must specify every dependency.
>> >"Use of a separate file for describing the dependencies is discouraged. ...
>> >Libraries may also have a dependency, [Depex] , section. These
>> >dependencies must be appended to the module's DEPEX sections unless
>> >the module includes a depex (.dxs) file - even if the module does not
>> >contain a [Depex] section. When a developer chooses to write the .dxs
>> >file, the developer is responsible for specifying all dependencies in
>> >the
>> .dxs file."
>> >
>> >I believe that according to the spec., what I am attempting should
>> >work.  The EDK II build tools should generate a .depex file for the
>> >module that contains the module's depex as well as depex' inherited
>> >from the module's component libraries.
>> >
>> >But, I could be misinterpreting the spec. or doing something wrong in
>> >the build files (.DSC and .INF).
>> >
>> >Has anyone actually looked at the .depex that the tools produce and
>> >compared it to what the expected contents are for binary and hybrid
>> >(binary +
>> >source) builds?
>> >
>> >Thanks much,
>> >Daryl
>> >
>> >
>> >-----Original Message-----
>> >From: Laszlo Ersek <lersek@redhat.com>
>> >Sent: Wednesday, March 28, 2018 11:34 AM
>> >To: edk2-lists@mc2research.org; edk2-devel@lists.01.org
>> >Subject: Re: [edk2] Dependency expression inheritance problems
>> >
>> >On 03/28/18 20:32, Laszlo Ersek wrote:
>> >> On 03/28/18 20:14, edk2-lists@mc2research.org wrote:
>> >>> Hopefully someone on the list can help with this problem.
>> >>>
>> >>>
>> >>>
>> >>> I have a DXE_DRIVER that links with several libraries.  Some of
>> >>> these libraries are from a binary distribution.  I checked the
>> >>> binary library's .INF file and it has the [LibraryClasses] and
>> >>> [Depex] sections present in the same format as for a source .INF.
>> >>> (not
>> >>> comments)
>> >>
>> >> Isn't that wrong (from the binary distribution)? The INF spec makes
>> >> me think think that library instances provided in binary format
>> >> should ship their standalone .depex files as well, and they should
>> >> be referenced in the [Binaries] section of the respective lib
>> >> instance INF
>> file.
>> >>
>> >> https://edk2-docs.gitbooks.io/edk-ii-inf-specification/content/2_in
>> >> f_ o verview/215_[depex]_section.html#215-depex-section
>> >>
>> >> "Binary .depex files are listed in [Binaries] sections of the INF files."
>> >>
>> >> I vaguely recall seeing an example somewhere, but nothing specific.
>> >> I could be totally wrong. :)
>> >
>> >I should have looked a but further in the same spec :) See the "Example"
>> >section here:
>> >
>> >https://edk2-docs.gitbooks.io/edk-ii-inf-
>> >specification/content/3_edk_ii_inf_file_format/315_[binaries]_section
>> >.h
>> >tml
>> >
>> >Laszlo
>> >
>> >_______________________________________________
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>> >edk2-devel@lists.01.org
>> >https://lists.01.org/mailman/listinfo/edk2-devel
>
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