Re: [PATCH] android: libdrm_platform: add liblog shared dependency

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Hi,

I can try replacing <log/log.h> with <android/log.h>,
but I would like to get confirmation from Chih-Wei, the original author of [1]

Mauro

[1] http://git.osdn.net/view?p=android-x86/external-libdrm.git;a=commit;h=9d2a4cc3a16b5b464fda0a0c321dd1f5acadaa33


On Mon, Mar 18, 2019 at 2:32 PM Tapani Pälli <tapani.palli@xxxxxxxxx> wrote:
>
>
>
> On 3/18/19 3:25 PM, Robert Foss wrote:
> > Hey,
> >
> > On 3/18/19 2:11 PM, Mauro Rossi wrote:
> >> Hi,
> >>
> >> On Mon, Mar 18, 2019 at 10:58 AM Robert Foss
> >> <robert.foss@xxxxxxxxxxxxx> wrote:
> >>>
> >>> Hey Mauro,
> >>>
> >>> On 3/18/19 9:38 AM, Mauro Rossi wrote:
> >>>> Hi Robert,
> >>>>
> >>>> On Mon, Mar 18, 2019 at 9:21 AM Robert Foss
> >>>> <robert.foss@xxxxxxxxxxxxx> wrote:
> >>>>>
> >>>>> On a second note, this does not apply on libdrm/master due
> >>>>> to:
> >>>>>
> >>>>> LOCAL_SHARED_LIBRARIES := \
> >>>>>           libcutils
> >>>>
> >>>> Sorry, we have an additional Google patch, not present in libdrm/master
> >>>> that adds libdrm_platform module, but it is for a specific Google
> >>>> issue. [1]
> >>>>
> >>>> However with libdrm module we have both liblog and libcutils shared
> >>>> dependencies
> >>>>
> >>>> [1]
> >>>> http://git.osdn.net/view?p=android-x86/external-libdrm.git;a=commit;h=8ccbfeab9fb2bddf4585339a0bcbea2f1e3ffa1e
> >>>>
> >>>
> >>> Do you know if [1] causes incompatibility issues with earlier android
> >>> verions?
> >>> If not I would suggest upstreaming it too.
> >>
> >> I used those patches to build with nougat-x86 and there was no issue.
> >>
> >> To be precise I did a double rookie mistake, because __android_log_vprint
> >> not used in upstream libdrm and libdrm_platform not used either.
> >>
> >> Now starting from my mistakes, let's see if there is anything useful
> >> to libdrm project
> >>
> >> In our builds Chih-Wei Huang said that libdrm_platform is not used,
> >> meaning not added to packages list,
> >> however with oreo-x86 the build error appeared and the liblog dependency.
> >>
> >>   __android_log_vprint is used with __ANDROID__ braces
> >> in a special patch [2] by Chih-Wei Huang which adds capability to
> >> print logs
> >> in logcat
> >>
> >> If it's not too invasive in libdrm, it could be useful.
> >> Cheers
> >> Mauro
> >>
> >> [2]
> >> http://git.osdn.net/view?p=android-x86/external-libdrm.git;a=commitdiff;h=bcee43063ffd52a8677029c9ae6f4203563460f4;hp=81d7264033db4946a00003bf1ee82eb6c21260f9
> >>
> >
> > [2] Seems like a good idea to me.
> > Logcat really is the only intended path for logging on Android, and
> > redirecting our logs there does make sense to me.
> >
> > But, I'm not sure about I like the way [2] disregards log-levels in
> > drmMsg().
> >
>
> Yeah, I think it's a good idea. I see that in mesa we include
> "android/log.h", not "log/log.h", will need to make sure we get that
> correctly, maybe older versions did "log/log.h"?
>
> // Tapani
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