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