openbsd-ports/infrastructure/install/check-libs-elf
2004-11-23 11:54:55 +00:00

126 lines
3.5 KiB
Perl
Executable File

#!/usr/bin/perl -w
# $OpenBSD: check-libs-elf,v 1.11 2004/11/23 11:54:55 espie Exp $
# Copyright (c) 2001 Marc Espie
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# Check that all libraries are mentioned in lib depends.
use strict;
use OpenBSD::PackageInfo;
use OpenBSD::PackingList;
use OpenBSD::SharedLibs;
sub find_library
{
my $spec = shift;
my @r;
OpenBSD::SharedLibs::add_system_libs('/');
@r = OpenBSD::SharedLibs::lookup_libspec('/usr', $spec);
unless (@r) {
@r = OpenBSD::SharedLibs::lookup_libspec('/usr/X11R6', $spec);
}
unless (@r) {
for my $pkg (installed_packages()) {
OpenBSD::SharedLibs::add_package_libs($pkg, 1);
}
@r = OpenBSD::SharedLibs::lookup_libspec('/usr/local', $spec);
}
return join(',', @r);
}
my $error = 0;
my %registered;
my %used;
if (defined $ENV{'LIB_DEPENDS'}) {
for my $d (split(/[ ,\n]+/, $ENV{'LIB_DEPENDS'})) {
$d =~ s/.*\///;
$d =~ s/\.$//;
$d =~ s/(?:\.\d+){1,2}$//;
$registered{$d} = 1;
$used{$d} = 0;
}
}
if (defined $ENV{'WANTLIB'}) {
for my $r (split(/\s+/, $ENV{'WANTLIB'})) {
$r =~ s/(?:\.\d+){1,2}$//;
$registered{$r} = 1;
$used{$r} = 0;
}
}
open(my $libs, '<', shift) or die;
open(my $builds, '<', shift) or die;
while (<$builds>) {
chomp;
if (m/^.*\/lib(.*?)\.so((?:\.\d+)*)$/) {
$registered{$1} = $2;
}
}
close($builds);
while (<$libs>) {
my ($path, $name, $major, $minor);
chomp;
# older a.out
if (m/^\tlibrary: (\S+)\s(\d+)\s(\-?\d+)$/) {
($name, $major, $minor) = ($1, $2, $3);
} elsif (m/^\t\-l(.*?)(\.\d+)?(\.\d+)?(?: \=\> .*)?$/) {
($name, $major, $minor) = ($1, $2, $3);
# newer elf
} elsif (m/^lib(\S+)\s+(\d+)\s+(\d+)$/) {
($name, $major, $minor) = ($1, $2, $3);
} elsif (m/^(.*)\/lib(\S+)\s+(\d+)\s+(\d+)$/) {
($path, $name, $major, $minor) = ($1, $2, $3, $4);
} elsif (m/^lib(\S+)$/) {
$name = $1;
} elsif (m/^(.*)\/lib(\S+)$/) {
($path, $name) = ($1, $2);
} else {
next;
}
if (exists $registered{$name}) {
$used{$name} = 1;
} else {
my $spec="$name.$major.$minor";
if (defined $path && $path ne '/usr/local/lib') {
$spec="$path/$spec";
}
print "lib-depends-check: no mention of $spec (".find_library($spec).")\n";
$error = 1;
}
}
close($libs);
while (my ($k, $v) = each %used) {
next if $v == 1;
print "lib-depends-check: unused library $k\n";
}
exit($error);