Bug#175049: marked as done (lintian: please add undefined-symbol-in-library check)
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and subject line Bug#175049: lintian: please add undefined-symbol-in-library check
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Received: (at submit) by bugs.debian.org; 2 Jan 2003 16:19:44 +0000
>From md@linux.it Thu Jan 02 10:19:44 2003
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From: Marco d'Itri <md@Linux.IT>
Subject: lintian: please add undefined-symbol-in-library check
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Package: lintian
Version: 1.22.4
Severity: wishlist
A few minor things are missing, but this should be enough to show you
how this should work.
#!/usr/bin/perl -w
# binaries -- lintian check script
# Copyright (C) 1998 Christian Schwarz and Richard Braakman
# Copyright (C) 2003 Marco d'Itri <md@linux.it>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, you can find it on the World Wide
# Web at http://www.gnu.org/copyleft/gpl.html, or write to the Free
# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
# MA 02111-1307, USA.
use strict;
($#ARGV == 1) or fail("syntax: binaries <pkg> <type>");
my $pkg = shift;
my $type = shift;
my $arch;
# read architecture file
if (open(IN,"fields/architecture")) {
chop($arch = <IN>);
close(IN);
} else {
# we cannot do anything without knowing the architecture
exit 0;
}
# FIXME this check must be skipped if the package is for a different arch
my %dynamic_linker = (
alpha => '/lib/ld-linux.so.2',
arm => '/lib/ld-linux.so.2',
cris => '/lib/ld.so.1',
i386 => '/lib/ld-linux.so.2',
ia64 => '/lib/ld-linux-ia64.so.2',
ppc64 => '/lib64/ld64.so.1',
powerpc => '/lib/ld.so.1',
s390 => '/lib/ld.so.1',
s390x => '/lib/ld64.so.1',
sh => '/lib/ld-linux.so.2',
sparc => '/lib/ld-linux.so.2',
sparc64 => '/lib64/ld-linux.so.2',
x86_64 => '/lib64/ld-linux-x86-64.so.2',
);
$ENV{LD_TRACE_LOADED_OBJECTS}= '1';
$ENV{LD_BIND_NOW} = '1';
$ENV{LD_TRACE_PRELINKING} = 't';
# FIXME add --library-path pointing to directories inside the package
my $libspath;
# FIXME this check must be run on all libraries in the package
foreach my $file ( ) {
open(IN, "$dynamic_linker{$arch} --library-path=$libspath $file|")
or fail("cannot run dynamic linker for $type package $pkg");
while (<IN>) {
chop;
if (m/^undefined symbol: (\S+)\s+\((\S+)\)$/o) {
print "E: $pkg $type: undefined-symbol-in-library $1 (in $2)\n";
}
}
close(IN);
}
exit 0;
# -----------------------------------
sub fail {
if ($_[0]) {
print STDERR "internal error: $_[0]\n";
} elsif ($!) {
print STDERR "internal error: $!\n";
} else {
print STDERR "internal error.\n";
}
exit 1;
}
---------------------------------------
Received: (at 175049-done) by bugs.debian.org; 4 May 2004 15:21:08 +0000
>From jeroen@wolffelaar.nl Tue May 04 08:21:08 2004
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Date: Tue, 4 May 2004 17:21:07 +0200
To: 175049-done@bugs.debian.org
Subject: Re: Bug#175049: lintian: please add undefined-symbol-in-library check
Message-ID: <20040504152107.GT17082@A-Eskwadraat.nl>
References: <20030102161932.A2E8E33BEC@wonderland.linux.it> <[🔎] 20040504145141.GA3490@wolffelaar.nl> <[🔎] 20040504145339.GA8410@wonderland.linux.it>
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From: Jeroen van Wolffelaar <jeroen@wolffelaar.nl>
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On Tue, May 04, 2004 at 04:53:39PM +0200, Marco d'Itri wrote:
> On May 04, Jeroen van Wolffelaar <jeroen@wolffelaar.nl> wrote:
> > - Doesn't this only work on systems where all depends are satisfied? Or
> What do you mean?
Explained in IRC: ld's out will depend on which packages you happen to
have installed, and this is a showstopper for this wishlist to be
implemented.
--Jeroen
--
Jeroen van Wolffelaar
Jeroen@wolffelaar.nl (also for Jabber & MSN; ICQ: 33944357)
http://Jeroen.A-Eskwadraat.nl
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