Re: [ptxdist] problem configuring python3

[Michael Olbrich <m.olbrich@pengutronix.de>]

On Tue, Jun 15, 2021 at 08:17:36AM -0400, Jon Ringle wrote:
> On Tue, Jun 15, 2021 at 8:08 AM Michael Olbrich <m.olbrich@pengutronix.de>
> wrote:
> > On Tue, Jun 15, 2021 at 07:16:32AM -0400, Jon Ringle wrote:
> > > On Tue, Jun 15, 2021 at 2:11 AM Michael Olbrich <
> > m.olbrich@pengutronix.de>
> > > wrote:
> > > > On Mon, Jun 14, 2021 at 05:57:36PM -0400, Jon Ringle wrote:
> > > > > It seems like I'm having a problem with python3.7m in sysroot-host
> > trying
> > > > > to use the host libm. I'm not sure if the issue is with ptxdist or
> > with
> > > > the
> > > > > docker container image I use for building the ptxdist bsp.
> > > > >
> > > > > -----------------------
> > > > > target: python3.prepare
> > > > > -----------------------
> > > > >
> > > > > checking for git... found
> > > > > checking build system type... x86_64-host-linux-gnu
> > > > > checking host system type... arm-v5te-linux-gnueabi
> > > > > checking for python3.7... python3.7
> > > > > checking for python interpreter for cross build... python3.7:
> > > > > /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found
> > (required
> > > > > by /src/build/platform-ec1k/sysroot-host/bin/../lib/l
> > > > > ibpython3.7m.so.1.0)
> > > >
> > > > This looks strange. I think it's trying to execute
> > > > /src/build/platform-ec1k/sysroot-host/bin/python3.7 and fails. That
> > should
> > > > not happen. Can you execute that manually?
> > > > For some reason the glibc that is used does not match the libm from
> > your
> > > > system. Maybe there is a version mismatch in the docker container?
> > > >
> > > >
> > > I fails in the same way executing manually within a ptxdist bash shell:
> > > [ptx] jringle@-arm-v5te-linux-gnueabi:~/build$
> > > /src/build/platform-ec1k/sysroot-host/bin/python3.7
> > > /src/build/platform-ec1k/sysroot-host/bin/python3.7:
> > > /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required
> > > by /src/build/platform-ec1k/sysroot-host/bin/../lib/libpython3
> > > .7m.so.1.0)
> >
> > What's the output of
> >
> > $ ldd /src/build/platform-ec1k/sysroot-host/bin/python3.7
> > $ ldd /usr/bin/python3.7
> >
> >
> jringle@-arm-v5te-linux-gnueabi:~/build$ ldd
> /src/build/platform-ec1k/sysroot-host/bin/python3.7
> /src/build/platform-ec1k/sysroot-host/bin/python3.7:
> /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required
> by /src/build/platform-ec1k/sysroot-host/bin/../lib/libpython3
> .7m.so.1.0)
> 
>        linux-vdso.so.1 (0x00007ffffb3b1000)
>        libpython3.7m.so.1.0 =>
> /src/build/platform-ec1k/sysroot-host/bin/../lib/libpython3.7m.so.1.0
> (0x00007f0ccabe4000)
>        libcrypt.so.1 => /lib/x86_64-linux-gnu/libcrypt.so.1
> (0x00007f0ccaba0000)
>        libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
> (0x00007f0ccab7f000)
>        libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f0ccab7a000)
>        libutil.so.1 => /lib/x86_64-linux-gnu/libutil.so.1
> (0x00007f0ccab75000)
>        libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f0cca9f2000)
>        libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f0cca82f000)
>        /lib64/ld-linux-x86-64.so.2 (0x00007f0ccaef4000)
> jringle@-arm-v5te-linux-gnueabi:~/build$ ldd /usr/bin/python3.7
>        linux-vdso.so.1 (0x00007ffd9bbf8000)
>        libcrypt.so.1 => /lib/x86_64-linux-gnu/libcrypt.so.1
> (0x00007f85dffc0000)
>        libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
> (0x00007f85dff9f000)
>        libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f85dff9a000)
>        libutil.so.1 => /lib/x86_64-linux-gnu/libutil.so.1
> (0x00007f85dff95000)
>        libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1
> (0x00007f85dff58000)
>        libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f85dfd3a000)
>        libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f85dfbb5000)
>        libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f85df9f4000)
>        /lib64/ld-linux-x86-64.so.2 (0x00007f85e0006000)

This looks ok. What about:

$ ls -l /lib/x86_64-linux-gnu/libm.so.6 /lib/x86_64-linux-gnu/libc.so.6

Michael


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