Bug#841923: AW: AW: Bug#841923: libclang-common-3.9-dev: missing multilib binaries
Sylvestre Ledru
sylvestre at mozilla.com
Tue Nov 1 07:25:08 UTC 2016
Hello
Thanks for the patch. How do I test this change from the user perspective?
Thanks
Sylvestre
Le 1 nov. 2016 00:56, "Lange Norbert" <norbert.lange at andritz.com> a écrit :
> Hello,
>
> I don`t know if the docker installation got messed up (different so
> versions than on my native system), but the dh_shlibdeps step won`t find
> the correct packages for some 32bit libraries.
> In case some packages wont build, those errors could be ignored.
>
>
> diff -burN debian.org/control debian/control
> --- debian.org/control 2016-10-31 23:33:26.307560672 +0100
> +++ debian/control 2016-10-31 23:36:29.861497749 +0100
> @@ -7,7 +7,7 @@
> cmake, perl, libtool, chrpath, texinfo, sharutils, libffi-dev (>=
> 3.0.9),
> lsb-release, patchutils, diffstat, xz-utils, python-dev,
> libedit-dev, swig, python-six, python-sphinx, ocaml-nox, binutils-dev,
> - libjsoncpp-dev,
> + libjsoncpp-dev, g++-multilib,
> lcov, procps, help2man, dh-ocaml, zlib1g-dev
> Build-Conflicts: oprofile, ocaml, libllvm-3.4-ocaml-dev,
> libllvm-3.5-ocaml-dev,
> libllvm-3.8-ocaml-dev, libllvm-3.9-ocaml-dev
> diff -burN debian.org/rules debian/rules
> --- debian.org/rules 2016-10-31 23:33:26.307560672 +0100
> +++ debian/rules 2016-11-01 00:48:08.022283769 +0100
> @@ -400,7 +400,7 @@
>
>
> override_dh_shlibdeps:
> - LD_LIBRARY_PATH=$$LD_LIBRARY_PATH:$(DEB_INST)/usr/lib/llvm-$(LLVM_VERSION)/lib/
> dh_shlibdeps
> + dh_shlibdeps -l$(DEB_INST)/usr/lib/llvm-$(LLVM_VERSION)/lib/ --
> --ignore-missing-info
>
> override_dh_installman:
> dh_installman
>
> ________________________________________
> Von: Lange Norbert
> Gesendet: Montag, 31. Oktober 2016 23:58
> An: Sylvestre Ledru; 841923 at bugs.debian.org
> Betreff: AW: AW: Bug#841923: libclang-common-3.9-dev: missing multilib
> binaries
>
> Hi,
>
> patch is attached. I tested a clean docker installation of debian-testing,
> adding this dependency generates the additional libraries.
> Having those built once via the debian build machinery should give us an
> idea which subtypes are supported, and wether it crashes and burns an some
> systems (looking at gcc-6 source package theres alot arch.dependend
> libraries there)
>
> I`ll think of some scriptable tests too, but this will have to smart
> enough to figure out the expected variants for all supported hosts (ie the
> suported "multilib" flags).
>
> Kind regards,
> Norbert
>
> PS. I would have an idea for the generic multiarch support too. Since
> clang is a 'native' crosscompiler, it should be possibly to eg. compile a
> firmware for ARM quite easily, aslong a linker and the support libraries
> are installed.
> Is there interest in getting this easily done in debian, or something
> underway already (to your knowledge)?
> Would take some time to think through and propose.
>
> --- debian.org/control 2016-10-31 23:33:26.307560672 +0100
> +++ debian/control 2016-10-31 23:36:29.861497749 +0100
> @@ -7,7 +7,7 @@
> cmake, perl, libtool, chrpath, texinfo, sharutils, libffi-dev (>=
> 3.0.9),
> lsb-release, patchutils, diffstat, xz-utils, python-dev,
> libedit-dev, swig, python-six, python-sphinx, ocaml-nox, binutils-dev,
> - libjsoncpp-dev,
> + libjsoncpp-dev, g++-multilib,
> lcov, procps, help2man, dh-ocaml, zlib1g-dev
> Build-Conflicts: oprofile, ocaml, libllvm-3.4-ocaml-dev,
> libllvm-3.5-ocaml-dev,
> libllvm-3.8-ocaml-dev, libllvm-3.9-ocaml-dev
>
>
> ________________________________________
> Von: Sylvestre Ledru [sledru at mozilla.com]" im Auftrag von
> "Sylvestre Ledru [sylvestre at mozilla.com]
> Gesendet: Montag, 31. Oktober 2016 18:32
> An: Lange Norbert; 841923 at bugs.debian.org
> Betreff: Re: AW: Bug#841923: libclang-common-3.9-dev: missing multilib
> binaries
>
> Hello
>
> If you give me a patch for 3.8 and / or 3.9 and a way to test the new
> usage [1], I would be happy to apply it immediatly.
>
> Thanks
> Sylvestre
> [1]
> https://anonscm.debian.org/viewvc/pkg-llvm/llvm-
> toolchain/branches/qualify-clang.sh?view=markup
> => integrated this way :)
> Le 31/10/2016 à 18:29, Lange Norbert a écrit :
> > Hello,
> >
> > yes I know and the bug is for an older version and I added information
> (that most likely just the build depency is missing).
> > I am not really looking through the debian bug report system and how its
> supposed to be used for this,
> >
> > Further, the patch I proposed there wouldn`t be needed currently.
> >
> > For testing... the libraries are plainly missing. I suppose its the
> automatic build system than just installs the build depencies and nothing
> else.
> > I built the debian source archive locally and it works fine.
> >
> > Whats left is splitting out the i386 (and i686) libraries, or deciding
> wether this is actually necessary (debian guidelines about non-native
> libs?).
> > But IMHO this could be done independently.
> >
> > I am happy to help out, but the mailing list seems to be too
> high-latency for this. Any proposition how we should go about this?
> > If you add the build depencies, I should finally get libraries from the
> repository just like I built them locally and have used for a long time. I
> can then use this to start some builds.
> >
> > If its necessary to split out the libraries, I can work on that if I get
> some definitive rules ("clang-multiarch" meta-package and lib32 variants?).
> See https://packages.debian.org/source/sid/gcc-6 how this is done for gcc
> > This sure will get tricky, since some libs dont build on x86, some more
> dont build on mips, etc...
> >
> >
> > Kind Regards,
> > Norbert
> > ________________________________________
> > Von: Sylvestre Ledru [sylvestre at debian.org]
> > Gesendet: Montag, 31. Oktober 2016 11:51
> > An: Lange Norbert; 841923 at bugs.debian.org
> > Betreff: Re: Bug#841923: libclang-common-3.9-dev: missing multilib
> binaries
> >
> > Hello Norbert,
> >
> > Le 24/10/2016 à 15:28, Norbert Lange a écrit :
> >> Package: libclang-common-3.9-dev
> >> Version: 1:3.9-2
> >> Severity: important
> >>
> >> Dear Maintainer,
> >>
> >> On plattforms such as amd64, the libraries necessary to build for other
> architectures (i386 in this case) are missing.
> >>
> >> A local build of the package will however result in those libraries
> beeing built and packaged,
> >> so I believe that the build-depencies for creating the libraries are
> missing (g++multilib?) and the
> >> lvvm build will just silently skip over the libraries it can`t build
> >> (this bug is going back to atleast llvm 3.7)
> > You already reported bug #829441 about that. I am happy to apply this
> but I need help for testing it.
> >
> > Sylvestre
> >
> >
> >
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> >
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>
>
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