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Date:      Sat, 24 Jun 2023 04:13:47 +0000
From:      bugzilla-noreply@freebsd.org
To:        desktop@FreeBSD.org
Subject:   maintainer-feedback requested: [Bug 272173] graphics/opencv ATLAS knob cannot depend on cblas and cmake cannot find lapacke for this knob
Message-ID:  <bug-272173-39348-CPzND9eUFj@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-272173-39348@https.bugs.freebsd.org/bugzilla/>
References:  <bug-272173-39348@https.bugs.freebsd.org/bugzilla/>

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Bugzilla Automation <bugzilla@FreeBSD.org> has asked freebsd-desktop (Team)
<desktop@FreeBSD.org> for maintainer-feedback:
Bug 272173: graphics/opencv ATLAS knob cannot depend on cblas and cmake can=
not
find lapacke for this knob
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D272173



--- Description ---
maybe fallout from my 13.2 update that I lost track of, but I thought I had
this package while trying to get blender installed. Anyway, noticed cblas a=
nd
atlas-math cannot coexist, cblas says things are broken, they clobber. after
clearing this depend and checking the configure's output I noticed lapack
wasn't being found, actually lapacke, so had to force its path using a CMAK=
E_ON
with Atlas_CLAPACK_INCLUDE_DIR.

opencv now builds with the ATLAS blas option selected.=20

Its possible openblas maybe has this issue? not sure, worth a quick check, =
but
I have no easy way to do that at the moment. it would def be using a differ=
ent
cmake variable though. maybe the openblas cmake routines check
/usr/local/include/lapacke by default though too. the variable would seemin=
gly
be OpenBLAS_INCLUDE_DIR based on the OpenCVFindLAPACK.cmake routines that d=
on't
include the full path that was tripping up the Atlas routines in the same f=
ile.



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