openbsd-ports/infrastructure/package/find-all-conflicts
2007-05-13 08:03:47 +00:00

260 lines
6.3 KiB
Perl

#!/usr/bin/perl
# $OpenBSD: find-all-conflicts,v 1.16 2007/05/13 08:03:47 espie Exp $
# Copyright (c) 2000-2005
# Marc Espie. All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Neither the name of OpenBSD nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY ITS AUTHOR AND THE OpenBSD project ``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 REGENTS OR CONTRIBUTORS 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 all packages in the current directory, and report conflicts which
# are not apparent in @pkgcfl.
use strict;
use File::Spec;
use File::Path;
use OpenBSD::PackageLocator;
use OpenBSD::PackageInfo;
use OpenBSD::PackingList;
use OpenBSD::Getopt;
use OpenBSD::Error;
use OpenBSD::PkgCfl;
package OpenBSD::PackingElement;
sub register
{
}
package OpenBSD::PackingElement::FileBase;
my $pkg_list = {};
my $seen = {};
sub register
{
my ($self, $all_conflict, $all_deps, $pkgname) = @_;
my $file= File::Spec->canonpath($self->fullname());
# build one single list for each pkgnames combination
if (exists $all_conflict->{$file}) {
$pkg_list->{$all_conflict->{$file}}->{$pkgname} ||=
[@{$all_conflict->{$file}}, $pkgname ];
$all_conflict->{$file} =
$pkg_list->{$all_conflict->{$file}}->{$pkgname};
} elsif (exists $seen->{$file}) {
$pkg_list->{$seen->{$file}}->{$pkgname} ||=
[ @{$seen->{$file}}, $pkgname ];
$all_conflict->{$file} =
$pkg_list->{$seen->{$file}}->{$pkgname};
delete $seen->{$file};
} else {
$pkg_list->{$pkgname} ||= [$pkgname];
$seen->{$file} = $pkg_list->{$pkgname};
}
}
package OpenBSD::PackingElement::Depend;
sub register
{
my ($self, $all_conflict, $all_deps, $pkgname) = @_;
if (defined $self->{def}) {
push @{$all_deps->{$pkgname}}, $self->{def};
}
}
package main;
my $cache = {};
my $cache2 = {};
sub find_a_conflict
{
my ($conflicts, $deps, $pkg, $pkg2) = @_;
return 0 if $pkg eq $pkg2;
if (defined $conflicts->{$pkg} && $conflicts->{$pkg}->conflicts_with($pkg2)) {
return 1;
}
if (defined $deps->{$pkg}) {
for my $dep (@{$deps->{$pkg}}) {
if (find_a_conflict($conflicts, $deps, $dep, $pkg2)) {
return 1;
}
}
}
if (defined $deps->{$pkg2}) {
for my $dep (@{$deps->{$pkg2}}) {
if (find_a_conflict($conflicts, $deps, $pkg, $dep)) {
return 1;
}
}
}
return 0;
}
sub compute_true_conflicts
{
my ($l, $conflicts, $deps) = @_;
# create a list of unconflicting packages.
my $l2 = [];
for my $pkg (@$l) {
my $keepit = 0;
for my $pkg2 (@$l) {
next if $pkg eq $pkg2;
if (!(find_a_conflict($conflicts, $deps, $pkg, $pkg2) ||
find_a_conflict($conflicts, $deps, $pkg2, $pkg))) {
$keepit = 1;
last;
}
}
if ($keepit) {
push(@$l2, $pkg);
}
}
return $l2;
}
sub compute_problems
{
my ($h, $conflicts, $deps) = @_;
my $c = {};
my $c2 = {};
while (my ($key, $l) = each %$h) {
if (!defined $c->{$l}) {
my %s = map {($_, 1)} @$l;
$c->{$l} = [sort keys %s];
$c2->{$l} = join(',', @{$c->{$l}});
}
my $hv = $c2->{$l};
$l = $c->{$l};
next if @$l == 1;
if (!defined $cache->{$hv}) {
$cache->{$hv} = compute_true_conflicts($l, $conflicts, $deps);
}
my $result = $cache->{$hv};
if (@$result != 0) {
my $newkey = join(',', @$result);
if (@$result == 1) {
$newkey.="-> was ".join(',', @$l);
}
push(@{$cache2->{$newkey}}, $key);
}
}
}
my $filehash={};
my %dirhash=();
my $conflicts={};
my $dephash={};
our ($opt_d, $opt_p, $opt_v);
sub handle_plist
{
my ($filename, $plist) = @_;
if (!defined $plist) {
print STDERR "Error reading $filename\n";
return;
}
print "$filename -> ", $plist->pkgname(), "\n" if $opt_v;
$plist->forget();
$conflicts->{$plist->pkgname()} =
OpenBSD::PkgCfl->make_conflict_list($plist);
$plist->register($filehash, $dephash, $plist->pkgname());
}
sub handle_file
{
my $filename = shift;
my $plist = OpenBSD::PackingList->fromfile($filename);
handle_plist($filename, $plist);
}
sub handle_portsdir
{
my $dir = shift;
my $make = $ENV{MAKE} || 'make';
print STDERR "$dir\n";
open(my $input, "cd $dir && $make print-plist-all |");
my $done = 0;
while (!$done) {
my $plist = OpenBSD::PackingList->read($input, sub {
my ($fh, $cont) = @_;
local $_;
while (<$fh>) {
return if m/^\=\=\=\> /o;
next unless m/^\@(?:cwd|name|info|man|file|lib|shell|conflict|comment\s+subdir\=)\b/o || !m/^\@/o;
&$cont($_);
}
$done = 1;
});
if (defined $plist && $plist->pkgname()) {
handle_plist($dir, $plist);
}
}
}
set_usage('find-all-conflicts [-v] [-d plist_dir] [-p ports_dir] [pkgname ...]');
try {
getopts('d:p:v');
} catchall {
Usage($_);
};
print "Scanning\n" if $opt_v;
print "--------\n" if $opt_v;
if ($opt_d) {
opendir(my $dir, $opt_d);
while (my $pkgname = readdir($dir)) {
next if $pkgname eq '.' or $pkgname eq '..';
handle_file("$opt_d/$pkgname");
}
closedir($dir);
} elsif ($opt_p) {
handle_portsdir($opt_p);
} elsif (@ARGV==0) {
@ARGV=(<*.tgz>);
}
for my $pkgname (@ARGV) {
print STDERR "$pkgname\n";
my $true_package = OpenBSD::PackageLocator->find($pkgname);
next unless $true_package;
my $dir = $true_package->info();
$true_package->close();
handle_file($dir.CONTENTS);
rmtree($dir);
}
print "File problems:\n";
print "-------------\n";
compute_problems($filehash, $conflicts, $dephash);
for my $cfl (sort keys %$cache2) {
print "$cfl\n";
for my $f (sort @{$cache2->{$cfl}}) {
print "\t$f\n";
}
}