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# ex:ts=8 sw=4:
# $OpenBSD: PkgSpec.pm,v 1.26 2010/01/05 12:20:47 espie Exp $
#
# Copyright (c) 2003-2007 Marc Espie <espie@openbsd.org>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
use strict;
use warnings;
package OpenBSD::PkgSpec::flavorspec;
sub new
{
my ($class, $spec) = @_;
$spec =~ s/^-//o;
bless \$spec, $class;
}
sub check_1flavor
{
my ($f, $spec) = @_;
for my $_ (split /\-/o, $spec) {
# must not be here
if (m/^\!(.*)$/o) {
return 0 if $f->{$1};
# must be here
} else {
return 0 unless $f->{$_};
}
}
return 1;
}
sub match
{
my ($self, $h) = @_;
# check each flavor constraint
for my $_ (split /\,/o, $$self) {
if (check_1flavor($h->{flavors}, $_)) {
return 1;
}
}
return 0;
}
package OpenBSD::PkgSpec::exactflavor;
our @ISA = qw(OpenBSD::PkgSpec::flavorspec);
sub match
{
my ($self, $h) = @_;
if ($$self eq $h->flavor_string) {
return 1;
} else {
return 0;
}
}
package OpenBSD::PkgSpec::versionspec;
sub new
{
my ($class, $s) = @_;
my $spec = OpenBSD::PackageName::versionspec->from_string($s);
bless \$spec, $class;
}
sub match
{
my ($self, $name) = @_;
return $$self->match($name->{version});
}
package OpenBSD::PkgSpec::badspec;
sub new
{
my $class = shift;
bless {}, $class;
}
sub match_ref
{
return ();
}
sub match_locations
{
return ();
}
sub is_valid
{
return 0;
}
package OpenBSD::PkgSpec::SubPattern;
use OpenBSD::PackageName;
my $exception = {
"db-3.*" => "db->=3,<4",
"db-4.*" => "db->=4,<5",
"db-java-4.*" => "db-java->=4,<5",
"emacs-21.*" => "emacs->=21,<22",
"emacs-21.4*" => "emacs->=21.4,<21.5",
"emacs-22.2*" => "emacs->=22.2,<22.3",
"enlightenment-0.16*" => "enlightenment->=0.16,<0.17",
"gimp-2.*" => "gimp->=2,<3",
"gnupg->=1.4.*" => "gnupg->=1.4",
"gstreamer-0.10.*" => "gstreamer->=0.10,<0.11",
"gtksourceview-2.*" => "gtksourceview->=2,<3",
"hydra-5.4*" => "hydra->=5.4,<5.5",
"jdk->=1.5.0.*" => "jdk->=1.5.0",
"jdk->=1.6.0.*" => "jdk->=1.6.0",
"jre->=1.5.0.*" => "jre->=1.5.0",
"libggi->=0.9*" => "libggi->=0.9",
"libnet-1.0*" => "libnet->=1.0,<1.1",
"libnet-1.0.*" => "libnet->=1.0,<1.1",
"libnet-1.1*" => "libnet->=1.1,<1.2",
"libsigc++-1.*" => "libsigc++->=1,<2",
"libsigc++-2.*" => "libsigc++->=2,<3",
"mysql-client-5.0.*" => "mysql-client->=5.0,<5.1",
"ocaml-3.09.3*" => "ocaml->=3.09.3,<3.09.4",
"openldap-client-2.*" => "openldap-client->=2,<3",
"pgp-5.*" => "pgp->=5,<6",
"postgresql-client-8.3.*" => "postgresql-client->=8.3,<8.4",
"python-2.4*" => "python->=2.4,<2.5",
"python-2.4.*" => "python->=2.4,<2.5",
"python-2.5*" => "python->=2.5,<2.6",
"python-2.5.*" => "python->=2.5,<2.6",
"python-2.6.*" => "python->=2.6,<2.7",
"python-bsddb-2.5*" => "python-bsddb->=2.5,<2.6",
"python-tkinter-2.4*" => "python-tkinter->=2.4,<2.5",
"python-tkinter-2.5*" => "python-tkinter->=2.5,<2.6",
"rrdtool-1.2.*" => "rrdtool->=1.2,<1.3",
"swt-3.2.2*" => "swt->=3.2.2,<3.2.3",
"swt-browser-3.2.2*" => "swt-browser->=3.2.2,<3.2.3",
"tcl-8.4.*" => "tcl->=8.4,<8.5",
"tcl-8.5.*" => "tcl->=8.5,<8.6",
"tk-8.4*" => "tk->=8.4,<8.5",
"tk-8.4.*" => "tk->=8.4,<8.5",
"tk-8.5*" => "tk->=8.5,<8.6",
"tomcat-4.*" => "tomcat->=4,<5",
"tomcat-5.*" => "tomcat->=5,<6",
"tomcat-6.*" => "tomcat->=6,<7",
"tomcat-admin-4.*" => "tomcat-admin->=4,<5",
"tomcat-admin-5.*" => "tomcat-admin->=5,<6",
"xmms-1.2.11*" => "xmms->=1.2.11,<1.2.12"
};
sub parse
{
my ($class, $p) = @_;
my $r = {};
if (defined $exception->{$p}) {
$p = $exception->{$p};
$r->{e} = 1;
}
# let's try really hard to find the stem and the flavors
unless ($p =~ m/^(.*?)\-((?:(?:\>|\>\=|\<\=|\<|\=)?\d|\*)[^-]*)(.*)$/) {
return undef;
}
($r->{stemspec}, $r->{vspec}, $r->{flavorspec}) = ($1, $2, $3);
$r->{stemspec} =~ s/\./\\\./go;
$r->{stemspec} =~ s/\+/\\\+/go;
$r->{stemspec} =~ s/\*/\.\*/go;
$r->{stemspec} =~ s/\?/\./go;
$r->{stemspec} =~ s/^(\\\.libs)\-/$1\\d*\-/go;
return $r;
}
sub add_version_constraints
{
my ($class, $constraints, $vspec) = @_;
# turn the vspec into a list of constraints.
if ($vspec eq '*') {
# non constraint
} else {
for my $c (split /\,/, $vspec) {
push(@$constraints,
OpenBSD::PkgSpec::versionspec->new($c));
}
}
}
sub add_flavor_constraints
{
my ($class, $constraints, $flavorspec) = @_;
# and likewise for flavors
if ($flavorspec eq '') {
# non constraint
} else {
push(@$constraints,
OpenBSD::PkgSpec::flavorspec->new($flavorspec));
}
}
sub new
{
my ($class, $p) = @_;
my $r = $class->parse($p);
if (defined $r) {
my $stemspec = $r->{stemspec};
my $constraints = [];
$class->add_version_constraints($constraints, $r->{vspec});
$class->add_flavor_constraints($constraints, $r->{flavorspec});
my $o = bless {
exactstem => qr{^$stemspec$},
fuzzystem => qr{^$stemspec\-\d.*$},
constraints => $constraints,
}, $class;
if (defined $r->{e}) {
$o->{e} = 1;
}
return $o;
} else {
return OpenBSD::PkgSpec::badspec->new;
}
}
sub match_ref
{
my ($o, $list) = @_;
my @result = ();
# Now, have to extract the version number, and the flavor...
LOOP1:
for my $s (grep(/$o->{fuzzystem}/, @$list)) {
my $name = OpenBSD::PackageName->from_string($s);
next unless $name->{stem} =~ m/^$o->{exactstem}$/;
for my $c (@{$o->{constraints}}) {
next LOOP1 unless $c->match($name);
}
push(@result, $s);
}
return @result;
}
sub match_locations
{
my ($o, $list) = @_;
my $result = [];
# Now, have to extract the version number, and the flavor...
LOOP2:
for my $s (grep { $_->name =~ m/$o->{fuzzystem}/} @$list) {
my $name = $s->pkgname;
next unless $name->{stem} =~ m/^$o->{exactstem}$/;
for my $c (@{$o->{constraints}}) {
next LOOP2 unless $c->match($name);
}
push(@$result, $s);
}
return $result;
}
sub is_valid
{
return !defined shift->{e};
}
package OpenBSD::PkgSpec;
sub subpattern_class
{ "OpenBSD::PkgSpec::SubPattern" }
sub new
{
my ($class, $pattern) = @_;
my @l = map { $class->subpattern_class->new($_) }
(split /\|/o, $pattern);
if (@l == 1) {
return $l[0];
} else {
return bless \@l, $class;
}
}
sub match_ref
{
my ($self, $r) = @_;
my @l = ();
for my $subpattern (@$self) {
push(@l, $subpattern->match_ref($r));
}
return @l;
}
sub match_locations
{
my ($self, $r) = @_;
my $l = [];
for my $subpattern (@$self) {
push(@$l, @{$subpattern->match_locations($r)});
}
return $l;
}
sub is_valid
{
my $self = @_;
for my $subpattern (@$self) {
return 0 unless $subpattern->is_valid;
}
return 1;
}
package OpenBSD::PkgSpec::SubPattern::Exact;
our @ISA = qw(OpenBSD::PkgSpec::SubPattern);
sub add_version_constraints
{
my ($class, $constraints, $vspec) = @_;
return if $vspec eq '*'; # XXX
my $v = OpenBSD::PkgSpec::versionspec->new($vspec);
die "not a good exact spec" if !$$v->is_exact;
delete $$v->{p};
push(@$constraints, $v);
}
sub add_flavor_constraints
{
my ($class, $constraints, $flavorspec) = @_;
push(@$constraints, OpenBSD::PkgSpec::exactflavor->new($flavorspec));
}
package OpenBSD::PkgSpec::Exact;
our @ISA = qw(OpenBSD::PkgSpec);
sub subpattern_class
{ "OpenBSD::PkgSpec::SubPattern::Exact" }
1;
|