[DebianGIS-dev] Bug#346467: marked as done (libgrass: undefined
symbols from libm)
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To: Debian Bug Tracking System <submit at bugs.debian.org>
Subject: libgrass: undefined symbols from libm
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Package: libgrass
Version: 6.0.1-1+b1
Severity: normal
Hi,
here is the problem:
$ ldd -r /usr/lib/grass/lib/libgrass_gis.6.0.1.so
undefined symbol: log (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: sqrt (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: ceil (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: floor (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: cos (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: sin (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: atan2 (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: exp (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: tan (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: atan (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: acos (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
undefined symbol: hypot (/usr/lib/grass/lib/libgrass_gis.6.0.1.so)
linux-gate.so.1 => (0xffffe000)
libz.so.1 => /usr/lib/libz.so.1 (0x41eb9000)
libgrass_datetime.so => /usr/lib/grass/lib/libgrass_datetime.so (0x4216c000)
libc.so.6 => /lib/tls/i686/cmov/libc.so.6 (0x41d53000)
/lib/ld-linux.so.2 (0x80000000)
Could you please link libgrass_gis with libm ?
-- System Information:
Debian Release: testing/unstable
APT prefers unstable
APT policy: (100, 'unstable'), (99, 'experimental')
Architecture: i386 (i686)
Shell: /bin/sh linked to /bin/bash
Kernel: Linux 2.6.15-1-686
Locale: LANG=fr_FR at euro, LC_CTYPE=fr_FR at euro (charmap=ISO-8859-15)
Versions of packages libgrass depends on:
ii fftw2 [fftw2-double] 2.1.3-16.2 Library for computing Fast Fourier
ii libc6 2.3.5-11 GNU C Library: Shared libraries an
ii libgdal1c2a 1.2.6-1.3 Geospatial Data Abstraction Librar
ii libglu1-xorg [libglu1] 6.9.0.dfsg.1-2 Mesa OpenGL utility library [X.Org
ii libncurses5 5.5-1 Shared libraries for terminal hand
ii libtiff4 3.7.4-1 Tag Image File Format (TIFF) libra
ii proj 4.4.9d-2 Cartographic projection filter and
ii xlibmesa-gl [libgl1] 6.9.0.dfsg.1-2 Mesa 3D graphics library [X.Org]
ii zlib1g 1:1.2.3-9 compression library - runtime
libgrass recommends no packages.
-- no debconf information
---------------------------------------
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Date: Tue, 31 Jan 2006 14:20:04 +0100
From: Francesco Paolo Lovergine <frankie at debian.org>
To: "Francesco P. Lovergine" <frankie at debian.org>
Cc: Laurent Bonnaud <bonnaud at lis.inpg.fr>, 346467-done at bugs.debian.org
Subject: Re: Bug#346467: [DebianGIS-dev] Bug#346467: libgrass: undefined symbols from libm
Message-ID: <20060131132004.GB4204 at mithrandir>
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On Fri, Jan 13, 2006 at 11:41:06AM +0100, Francesco P. Lovergine wrote:
> On Thu, Jan 12, 2006 at 03:22:58PM +0100, Laurent Bonnaud wrote:
> > > ldd /usr/lib/grass/lib/libgrass_gis.6.0.1.so
> > > linux-gate.so.1 => (0xffffe000)
> > > libz.so.1 => /usr/lib/libz.so.1 (0xb7ee4000)
> > > libgrass_datetime.so => /usr/lib/grass/lib/libgrass_datetime.so (0xb7edc000)
> > > libc.so.6 => /lib/tls/libc.so.6 (0xb7da5000)
> > > /lib/ld-linux.so.2 (0x80000000)
> >
> > You did not use the "-r" switch. Do you get the same result with it?
> >
> > > The same with the experimental package.
> > > Would you please reinstall from scratch the sid pkg?
> >
> > The md5sum of my file should be the same as yours:
> >
> > $ md5sum /usr/lib/grass/lib/libgrass_gis.6.0.1.so
> > 6d8ef9b38c1ce694bae212058a63b540 /usr/lib/grass/lib/libgrass_gis.6.0.1.so
> >
> > > What distribution are you using?
> >
> > sid, updated every day, and some packages from experimental.
> >
>
> Yes I see the same unresolved. I suspect the libm is differently
> resolved, btw. There's something about in the autoconf scripts, I need
> to check...
>
Ok, ext function relocs are resolved by ld.so at run-time. You will find a
tons of solibs working the same around in /usr/lib/... They are indeed
resolved because the library is linked by the ELF using that lib.
I think that's a ld 'feature'. So closing.
--
Francesco P. Lovergine
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