[Slackbuilds-users] lablgtk SlackBuilds install overwrites ocaml ld.conf

[Jason Graham]

I did try the latest ocaml package (4.02.1) when debugging the dllunix.so
issue, but had problems, as you mentioned, with other packages since it
looks like camlp4 has been removed from the latest ocaml version (at least
wasn't detected by configure) and is needed.




On Wed, Oct 22, 2014 at 4:06 PM, Markus Hutmacher <mailing at markhu.de> wrote:

> Am 22.10.2014 20:45, schrieb Jason Graham:
> > Hi Matteo, thanks very much for preparing the patch.
> >
> > I should also note/clarify that preserving the original ocaml ld.conf
> file
> > fixes the dllunix.so error when building unison. There is still a gtk2
> > error during the unison build, but this is addressed in a previous
> posting:
> >
> >
> >
> http://lists.slackbuilds.org/pipermail/slackbuilds-users/2014-October/013017.html
> >
> > Regards,
> > Jason
> >
> > On Wed, Oct 22, 2014 at 11:21 AM, Matteo Bernardini <
> > matteo.bernardini at gmail.com> wrote:
> >
> >> 2014-10-22 16:39 GMT+02:00 Jason Graham <jgraha8 at gmail.com>:
> >>> Hi all,
> >>>
> >>> When building and installing lablgtk (2.18.0) I've found that the ocaml
> >>> ld.conf file located in:
> >>>
> >>>     /usr/lib64/ocaml/ld.conf
> >>>
> >>> is overwritten, thus removing critical library paths. I encountered
> this
> >>> problem when trying to build and install unison (2.40.63) which has the
> >>> following set of SlackBuild dependencies:
> >>>
> >>>     ocaml (4.01.0)
> >>>     ocaml-findlib (1.4.1)
> >>>     lablgtk (2.18.0)
> >>>
> >>> During the unison build the following error is encountered:
> >>>
> >>>     Error: Error on dynamically loaded library: dllunix.so: dllunix.so:
> >>> cannot open shared object file: No such file or directory
> >>>
> >>> where dllunix.so is located in /usr/lib64/ocaml/stublibs. Prior to the
> >>> lablgtk installation the ocaml ld.conf file contained the following
> >> paths:
> >>>     /usr/lib64/ocaml/stublibs
> >>>     /usr/lib64/ocaml
> >>>     /usr/lib64/ocaml/site-lib/stublibs
> >>>
> >>> Once lablgtk is installed, ld.conf then erroneously contains only:
> >>>
> >>>     /tmp/SBo/package-lablgtk/usr/lib64/ocaml/site-lib/lablgtk2
> >>>
> >>> Manually restoring the library paths to:
> >>>
> >>>     /usr/lib64/ocaml/stublibs
> >>>     /usr/lib64/ocaml
> >>>     /usr/lib64/ocaml/site-lib/stublibs
> >>>     /usr/lib64/ocaml/site-lib/lablgtk2
> >>>
> >>> resolves the unison build.
> >>>
> >>> The required fix to the lablgtk SlackBuild would seem be to append
> >>> /usr/lib64/ocaml/site-lib/lablgtk2 to the pre-existing ocaml ld.conf
> >> file. I
> >>> believe the issue may be with the install portion of the
> >> ocaml-4.01.0.tar.xz
> >>> package, so not sure if would be a SlackBuild configuration issue or an
> >>> upstream problem.
> >>>
> >>> Any thoughts, suggestions, or fixes?
> >> Hi Jason,
> >>
> >> I tried to prepare a patch for lablgtk (that also updates it to
> >> 2.18.2, http://lablgtk.forge.ocamlcore.org/changes2.txt): I forward
> >> everything to the maintainer of ocaml and lablgtk for revision.
> >>
> >> Matteo
> >>
> >> _______________________________________________
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> >>
> >>
> >>
> Hi,
>
> I couldn't as yet find out why several Ocaml-related packages did not
> build correctly with the latest version(s) of ocaml. I did not recognize
> the ld.conf issue.
>
> Thanks for pointing that out. And thanks to Matteo for the patch. I hope
> this fixes also the issues I experienced when trying to upgrade the
> Ocaml-Slackbuild to the latest version.
>
> Markus
>
> --
>
> Markus Hutmacher
>
> mailing at markhu.de
>
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