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Build.pm
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################################################################
#
# Copyright (c) 1995-2014 SUSE Linux Products GmbH
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or 3 as
# published by the Free Software Foundation.
#
# 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 (see the file COPYING); if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
#
################################################################
package Build;
use strict;
use Digest::MD5;
use Build::Rpm;
use Data::Dumper;
our $expand_dbg;
our $do_rpm;
our $do_deb;
our $do_kiwi;
our $do_arch;
our $do_livebuild;
sub import {
for (@_) {
$do_rpm = 1 if $_ eq ':rpm';
$do_deb = 1 if $_ eq ':deb';
$do_kiwi = 1 if $_ eq ':kiwi';
$do_arch = 1 if $_ eq ':arch';
$do_livebuild = 1 if $_ eq ':livebuild';
}
$do_rpm = $do_deb = $do_kiwi = $do_arch = $do_livebuild = 1 if !$do_rpm && !$do_deb && !$do_kiwi && !$do_arch && !$do_livebuild;
if ($do_deb) {
require Build::Deb;
}
if ($do_kiwi) {
require Build::Kiwi;
}
if ($do_arch) {
require Build::Arch;
}
if ($do_livebuild) {
require Build::LiveBuild;
}
}
package Build::Features;
our $preinstallimage = 1; # on sale now
package Build;
my $std_macros = q{
%define nil
%define ix86 i386 i486 i586 i686 athlon
%define arm armv4l armv5l armv6l armv7l armv4b armv5l armv5b armv5el armv5eb armv5tel armv5teb armv6hl armv6el armv6eb armv7el armv7eb armv7hl armv7nhl armv8el
%define arml armv4l armv5l armv6l armv7l armv5tel armv5el armv6el armv6hl armv7el armv7hl armv7nhl armv8el
%define armb armv4b armv5b armv5teb armv5eb armv6eb armv7eb
%define sparc sparc sparcv8 sparcv9 sparcv9v sparc64 sparc64v
};
my $extra_macros = '';
sub unify {
my %h = map {$_ => 1} @_;
return grep(delete($h{$_}), @_);
}
sub define($)
{
my $def = shift;
$extra_macros .= '%define '.$def."\n";
}
sub init_helper_hashes {
my ($config) = @_;
$config->{'preferh'} = { map {$_ => 1} @{$config->{'prefer'}} };
my %ignore;
for (@{$config->{'ignore'}}) {
if (!/:/) {
$ignore{$_} = 1;
next;
}
my @s = split(/[,:]/, $_);
my $s = shift @s;
$ignore{"$s:$_"} = 1 for @s;
}
$config->{'ignoreh'} = \%ignore;
my %conflicts;
for (@{$config->{'conflict'}}) {
my @s = split(/[,:]/, $_);
my $s = shift @s;
push @{$conflicts{$s}}, @s;
push @{$conflicts{$_}}, $s for @s;
}
for (keys %conflicts) {
$conflicts{$_} = [ unify(@{$conflicts{$_}}) ]
}
$config->{'conflicth'} = \%conflicts;
}
# 'canonicalize' dist string as found in rpm dist tags
sub dist_canon($$) {
my ($rpmdist, $arch) = @_;
$rpmdist = lc($rpmdist);
$rpmdist =~ s/-/_/g;
$rpmdist =~ s/opensuse/suse linux/;
my $rpmdista;
if ($rpmdist =~ /\(/) {
$rpmdista = $rpmdist;
$rpmdista =~ s/.*\(//;
$rpmdista =~ s/\).*//;
} else {
$rpmdista = $arch;
}
$rpmdista =~ s/i[456]86/i386/;
$rpmdist = '' unless $rpmdista =~ /^(i386|x86_64|ia64|ppc|ppc64|ppc64le|s390|s390x)$/;
my $dist = 'default';
if ($rpmdist =~ /unitedlinux 1\.0.*/) {
$dist = "ul1-$rpmdista";
} elsif ($rpmdist =~ /suse sles_(\d+)/) {
$dist = "sles$1-$rpmdista";
} elsif ($rpmdist =~ /suse linux enterprise (\d+)/) {
$dist = "sles$1-$rpmdista";
} elsif ($rpmdist =~ /suse linux (\d+)\.(\d+)\.[4-9]\d/) {
# alpha version
$dist = "$1.".($2 + 1)."-$rpmdista";
} elsif ($rpmdist =~ /suse linux (\d+\.\d+)/) {
$dist = "$1-$rpmdista";
}
return $dist;
}
sub read_config_dist {
my ($dist, $archpath, $configdir) = @_;
my $arch = $archpath;
$arch = 'noarch' unless defined $arch;
$arch =~ s/:.*//;
$arch = 'noarch' if $arch eq '';
die("Please specify a distribution!\n") unless defined $dist;
if ($dist !~ /\//) {
my $saved = $dist;
$configdir = '.' unless defined $configdir;
$dist =~ s/-.*//;
$dist = "sl$dist" if $dist =~ /^\d/;
$dist = "$configdir/$dist.conf";
if (! -e $dist) {
$dist =~ s/-.*//;
$dist = "sl$dist" if $dist =~ /^\d/;
$dist = "$configdir/$dist.conf";
}
if (! -e $dist) {
warn "$saved.conf not found, using default.conf\n" unless $saved eq 'default';
$dist = "$configdir/default.conf";
}
}
die("$dist: $!\n") unless -e $dist;
my $cf = read_config($arch, $dist);
die("$dist: parse error\n") unless $cf;
return $cf;
}
sub read_config {
my ($arch, $cfile) = @_;
my @macros = split("\n", $std_macros.$extra_macros);
push @macros, "%define _target_cpu $arch";
push @macros, "%define _target_os linux";
my $config = {'macros' => \@macros, 'arch' => $arch};
my @config;
if (ref($cfile)) {
@config = @$cfile;
} elsif (defined($cfile)) {
local *CONF;
return undef unless open(CONF, '<', $cfile);
@config = <CONF>;
close CONF;
chomp @config;
}
# create verbatim macro blobs
my @newconfig;
while (@config) {
push @newconfig, shift @config;
next unless $newconfig[-1] =~ /^\s*macros:\s*$/si;
$newconfig[-1] = "macros:\n";
while (@config) {
my $l = shift @config;
last if $l =~ /^\s*:macros\s*$/si;
$newconfig[-1] .= "$l\n";
}
}
my @spec;
$config->{'save_expanded'} = 1;
Build::Rpm::parse($config, \@newconfig, \@spec);
delete $config->{'save_expanded'};
$config->{'preinstall'} = [];
$config->{'vminstall'} = [];
$config->{'cbpreinstall'} = [];
$config->{'cbinstall'} = [];
$config->{'runscripts'} = [];
$config->{'required'} = [];
$config->{'support'} = [];
$config->{'keep'} = [];
$config->{'prefer'} = [];
$config->{'ignore'} = [];
$config->{'conflict'} = [];
$config->{'substitute'} = {};
$config->{'substitute_vers'} = {};
$config->{'optflags'} = {};
$config->{'order'} = {};
$config->{'exportfilter'} = {};
$config->{'publishfilter'} = [];
$config->{'rawmacros'} = '';
$config->{'release'} = '<CI_CNT>.<B_CNT>';
$config->{'repotype'} = [];
$config->{'patterntype'} = [];
$config->{'fileprovides'} = {};
$config->{'constraint'} = [];
$config->{'expandflags'} = [];
$config->{'buildflags'} = [];
for my $l (@spec) {
$l = $l->[1] if ref $l;
next unless defined $l;
my @l = split(' ', $l);
next unless @l;
my $ll = shift @l;
my $l0 = lc($ll);
if ($l0 eq 'macros:') {
$l =~ s/.*?\n//s;
if ($l =~ /^!\n/s) {
$config->{'rawmacros'} = substr($l, 2);
} else {
$config->{'rawmacros'} .= $l;
}
next;
}
if ($l0 eq 'preinstall:' || $l0 eq 'vminstall:' || $l0 eq 'required:' || $l0 eq 'support:' || $l0 eq 'keep:' || $l0 eq 'prefer:' || $l0 eq 'ignore:' || $l0 eq 'conflict:' || $l0 eq 'runscripts:' || $l0 eq 'expandflags:' || $l0 eq 'buildflags:') {
my $t = substr($l0, 0, -1);
for my $l (@l) {
if ($l eq '!*') {
$config->{$t} = [];
} elsif ($l =~ /^!/) {
$config->{$t} = [ grep {"!$_" ne $l} @{$config->{$t}} ];
} else {
push @{$config->{$t}}, $l;
}
}
} elsif ($l0 eq 'substitute:') {
next unless @l;
$ll = shift @l;
if ($ll eq '!*') {
$config->{'substitute'} = {};
} elsif ($ll =~ /^!(.*)$/) {
delete $config->{'substitute'}->{$1};
} else {
$config->{'substitute'}->{$ll} = [ @l ];
}
} elsif ($l0 eq 'fileprovides:') {
next unless @l;
$ll = shift @l;
if ($ll eq '!*') {
$config->{'fileprovides'} = {};
} elsif ($ll =~ /^!(.*)$/) {
delete $config->{'fileprovides'}->{$1};
} else {
$config->{'fileprovides'}->{$ll} = [ @l ];
}
} elsif ($l0 eq 'exportfilter:') {
next unless @l;
$ll = shift @l;
$config->{'exportfilter'}->{$ll} = [ @l ];
} elsif ($l0 eq 'publishfilter:') {
$config->{'publishfilter'} = [ @l ];
} elsif ($l0 eq 'optflags:') {
next unless @l;
$ll = shift @l;
$config->{'optflags'}->{$ll} = join(' ', @l);
} elsif ($l0 eq 'order:') {
for my $l (@l) {
if ($l eq '!*') {
$config->{'order'} = {};
} elsif ($l =~ /^!(.*)$/) {
delete $config->{'order'}->{$1};
} else {
$config->{'order'}->{$l} = 1;
}
}
} elsif ($l0 eq 'repotype:') { # type of generated repository data
$config->{'repotype'} = [ @l ];
} elsif ($l0 eq 'type:') { # kind of recipe system (spec,dsc,arch,kiwi,...)
$config->{'type'} = $l[0];
} elsif ($l0 eq 'buildengine:') { # build engine (build,mock)
$config->{'buildengine'} = $l[0];
} elsif ($l0 eq 'binarytype:') { # kind of binary packages (rpm,deb,arch,...)
$config->{'binarytype'} = $l[0];
} elsif ($l0 eq 'patterntype:') { # kind of generated patterns in repository
$config->{'patterntype'} = [ @l ];
} elsif ($l0 eq 'release:') {
$config->{'release'} = $l[0];
} elsif ($l0 eq 'cicntstart:') {
$config->{'cicntstart'} = $l[0];
} elsif ($l0 eq 'releaseprg:') {
$config->{'releaseprg'} = $l[0];
} elsif ($l0 eq 'changetarget:' || $l0 eq 'target:') {
$config->{'target'} = join(' ', @l);
push @macros, "%define _target_cpu ".(split('-', $config->{'target'}))[0] if $config->{'target'};
} elsif ($l0 eq 'hostarch:') {
$config->{'hostarch'} = join(' ', @l);
} elsif ($l0 eq 'constraint:') {
my $l = join(' ', @l);
if ($l eq '!*') {
$config->{'constraint'} = [];
} else {
push @{$config->{'constraint'}}, $l;
}
} elsif ($l0 !~ /^[#%]/) {
warn("unknown keyword in config: $l0\n");
}
}
for my $l (qw{preinstall vminstall required support keep runscripts repotype patterntype}) {
$config->{$l} = [ unify(@{$config->{$l}}) ];
}
for my $l (keys %{$config->{'substitute'}}) {
$config->{'substitute_vers'}->{$l} = [ map {/^(.*?)(=)?$/g} unify(@{$config->{'substitute'}->{$l}}) ];
$config->{'substitute'}->{$l} = [ unify(@{$config->{'substitute'}->{$l}}) ];
s/=$// for @{$config->{'substitute'}->{$l}};
}
init_helper_hashes($config);
if (!$config->{'type'}) {
# Fallback to old guessing method if no type (spec, dsc or kiwi) is defined
if (grep {$_ eq 'rpm'} @{$config->{'preinstall'} || []}) {
$config->{'type'} = 'spec';
} elsif (grep {$_ eq 'debianutils'} @{$config->{'preinstall'} || []}) {
$config->{'type'} = 'dsc';
} elsif (grep {$_ eq 'pacman'} @{$config->{'preinstall'} || []}) {
$config->{'type'} = 'arch';
} else {
$config->{'type'} = 'UNDEFINED';
}
}
if (!$config->{'binarytype'}) {
$config->{'binarytype'} = 'rpm' if $config->{'type'} eq 'spec' || $config->{'type'} eq 'kiwi';
$config->{'binarytype'} = 'deb' if $config->{'type'} eq 'dsc' || $config->{'type'} eq 'livebuild';
$config->{'binarytype'} = 'arch' if $config->{'type'} eq 'arch';
$config->{'binarytype'} ||= 'UNDEFINED';
}
# add rawmacros to our macro list
if ($config->{'rawmacros'} ne '') {
for my $rm (split("\n", $config->{'rawmacros'})) {
if (@macros && $macros[-1] =~ /\\$/) {
if ($rm =~ /\\$/) {
push @macros, '...\\';
} else {
push @macros, '...';
}
} elsif ($rm !~ /^%/) {
push @macros, $rm;
} else {
push @macros, "%define ".substr($rm, 1);
}
}
}
for (@{$config->{'expandflags'} || []}) {
if (/^([^:]+):(.*)$/s) {
$config->{"expandflags:$1"} = $2;
} else {
$config->{"expandflags:$_"} = 1;
}
}
for (@{$config->{'buildflags'} || []}) {
if (/^([^:]+):(.*)$/s) {
$config->{"buildflags:$1"} = $2;
} else {
$config->{"buildflags:$_"} = 1;
}
}
return $config;
}
sub do_subst {
my ($config, @deps) = @_;
my @res;
my %done;
my $subst = $config->{'substitute'};
while (@deps) {
my $d = shift @deps;
next if $done{$d};
my $ds = $d;
$ds =~ s/\s*[<=>].*$//s;
if ($subst->{$ds}) {
unshift @deps, @{$subst->{$ds}};
push @res, $d if grep {$_ eq $ds} @{$subst->{$ds}};
} else {
push @res, $d;
}
$done{$d} = 1;
}
return @res;
}
sub do_subst_vers {
my ($config, @deps) = @_;
my @res;
my %done;
my $subst = $config->{'substitute_vers'};
while (@deps) {
my ($d, $dv) = splice(@deps, 0, 2);
next if $done{$d};
if ($subst->{$d}) {
unshift @deps, map {defined($_) && $_ eq '=' ? $dv : $_} @{$subst->{$d}};
push @res, $d, $dv if grep {defined($_) && $_ eq $d} @{$subst->{$d}};
} else {
push @res, $d, $dv;
}
$done{$d} = 1;
}
return @res;
}
sub add_livebuild_packages {
my ($config, @deps) = @_;
if ($config->{'substitute'}->{'build-packages:livebuild'}) {
push @deps, @{$config->{'substitute'}->{'build-packages:livebuild'}};
} else {
# defaults live-build package dependencies base on 4.0~a26 gathered with:
# grep Check_package -r /usr/lib/live/build
push @deps, (
'apt-utils', 'dctrl-tools', 'debconf', 'dosfstools', 'e2fsprogs', 'grub',
'librsvg2-bin', 'live-boot', 'live-config', 'mtd-tools', 'parted',
'squashfs-tools', 'syslinux', 'syslinux-common', 'wget', 'xorriso',
'zsync' );
}
return @deps;
}
# Delivers all packages which get used for building
sub get_build {
my ($config, $subpacks, @deps) = @_;
@deps = add_livebuild_packages($config, @deps) if $config->{'type'} eq 'livebuild';
my @ndeps = grep {/^-/} @deps;
my %ndeps = map {$_ => 1} @ndeps;
my @directdepsend;
if ($ndeps{'--directdepsend--'}) {
@directdepsend = @deps;
for (splice @deps) {
last if $_ eq '--directdepsend--';
push @deps, $_;
}
@directdepsend = grep {!/^-/} splice(@directdepsend, @deps + 1);
}
my @extra = (@{$config->{'required'}}, @{$config->{'support'}});
if (@{$config->{'keep'} || []}) {
my %keep = map {$_ => 1} (@deps, @{$config->{'keep'} || []}, @{$config->{'preinstall'}});
for (@{$subpacks || []}) {
next if $keep{$_};
push @ndeps, "-$_";
$ndeps{"-$_"} = 1;
}
} else {
# new "empty keep" mode, filter subpacks from required/support
my %subpacks = map {$_ => 1} @{$subpacks || []};
@extra = grep {!$subpacks{$_}} @extra;
}
@deps = grep {!$ndeps{$_}} @deps;
push @deps, @{$config->{'preinstall'}};
push @deps, @extra;
@deps = grep {!$ndeps{"-$_"}} @deps;
@deps = do_subst($config, @deps);
@deps = grep {!$ndeps{"-$_"}} @deps;
if (@directdepsend) {
@directdepsend = do_subst($config, @directdepsend);
@directdepsend = grep {!$ndeps{"-$_"}} @directdepsend;
unshift @directdepsend, '--directdepsend--' if @directdepsend;
}
@deps = expand($config, @deps, @ndeps, @directdepsend);
return @deps;
}
# return the package needed for setting up the build environment.
# an empty result means that the packages from get_build should
# be used instead.
sub get_sysbuild {
my ($config, $buildtype) = @_;
my $engine = $config->{'buildengine'} || '';
$buildtype ||= $config->{'type'} || '';
my @sysdeps;
if ($engine eq 'mock' && $buildtype ne 'kiwi') {
@sysdeps = @{$config->{'substitute'}->{'system-packages:mock'} || []};
@sysdeps = ('mock', 'createrepo') unless @sysdeps;
} elsif ($buildtype eq 'livebuild') {
# packages used for build environment setup (build-recipe-livebuild deps)
@sysdeps = @{$config->{'substitute'}->{'system-packages:livebuild'} || []};
@sysdeps = ('apt-utils', 'cpio', 'dpkg-dev', 'live-build', 'lsb-release', 'tar') unless @sysdeps;
}
return () unless @sysdeps;
@sysdeps = Build::get_build($config, [], @sysdeps);
return @sysdeps unless $sysdeps[0];
shift @sysdeps;
@sysdeps = unify(@sysdeps, get_preinstalls($config));
return (1, @sysdeps);
}
# Delivers all packages which shall have an influence to other package builds (get_build reduced by support packages)
sub get_deps {
my ($config, $subpacks, @deps) = @_;
my @ndeps = grep {/^-/} @deps;
my @extra = @{$config->{'required'}};
if (@{$config->{'keep'} || []}) {
my %keep = map {$_ => 1} (@deps, @{$config->{'keep'} || []}, @{$config->{'preinstall'}});
for (@{$subpacks || []}) {
push @ndeps, "-$_" unless $keep{$_};
}
} else {
# new "empty keep" mode, filter subpacks from required
my %subpacks = map {$_ => 1} @{$subpacks || []};
@extra = grep {!$subpacks{$_}} @extra;
}
my %ndeps = map {$_ => 1} @ndeps;
@deps = grep {!$ndeps{$_}} @deps;
push @deps, @extra;
@deps = grep {!$ndeps{"-$_"}} @deps;
@deps = do_subst($config, @deps);
@deps = grep {!$ndeps{"-$_"}} @deps;
my %bdeps = map {$_ => 1} (@{$config->{'preinstall'}}, @{$config->{'support'}});
delete $bdeps{$_} for @deps;
@deps = expand($config, @deps, @ndeps);
if (@deps && $deps[0]) {
my $r = shift @deps;
@deps = grep {!$bdeps{$_}} @deps;
unshift @deps, $r;
}
return @deps;
}
sub get_preinstalls {
my ($config) = @_;
return @{$config->{'preinstall'}};
}
sub get_vminstalls {
my ($config) = @_;
return @{$config->{'vminstall'}};
}
sub get_runscripts {
my ($config) = @_;
return @{$config->{'runscripts'}};
}
### just for API compability
sub get_cbpreinstalls { return @{[]}; }
sub get_cbinstalls { return @{[]}; }
###########################################################################
sub readdeps {
my ($config, $pkginfo, @depfiles) = @_;
my %requires = ();
local *F;
my %provides;
my $dofileprovides = %{$config->{'fileprovides'}};
for my $depfile (@depfiles) {
if (ref($depfile) eq 'HASH') {
for my $rr (keys %$depfile) {
$provides{$rr} = $depfile->{$rr}->{'provides'};
$requires{$rr} = $depfile->{$rr}->{'requires'};
}
next;
}
# XXX: we don't support different architectures per file
open(F, "<$depfile") || die("$depfile: $!\n");
while(<F>) {
my @s = split(' ', $_);
my $s = shift @s;
my @ss;
while (@s) {
if (!$dofileprovides && $s[0] =~ /^\//) {
shift @s;
next;
}
if ($s[0] =~ /^rpmlib\(/) {
splice(@s, 0, 3);
next;
}
push @ss, shift @s;
while (@s) {
if ($s[0] =~ /^[\(<=>|]/) {
$ss[-1] .= " $s[0] $s[1]";
$ss[-1] =~ s/ \((.*)\)/ $1/;
$ss[-1] =~ s/(<|>){2}/$1/;
splice(@s, 0, 2);
} else {
last;
}
}
}
my %ss;
@ss = grep {!$ss{$_}++} @ss;
if ($s =~ /^(P|R):(.*)\.(.*)-\d+\/\d+\/\d+:$/) {
my $pkgid = $2;
my $arch = $3;
if ($1 eq "R") {
$requires{$pkgid} = \@ss;
$pkginfo->{$pkgid}->{'requires'} = \@ss if $pkginfo;
next;
}
# handle provides
$provides{$pkgid} = \@ss;
if ($pkginfo) {
# extract ver and rel from self provides
my ($v, $r) = map { /\Q$pkgid\E = ([^-]+)(?:-(.+))?$/ } @ss;
die("$pkgid: no self provides\n") unless defined($v) && $v ne '';
$pkginfo->{$pkgid}->{'name'} = $pkgid;
$pkginfo->{$pkgid}->{'version'} = $v;
$pkginfo->{$pkgid}->{'release'} = $r if defined($r);
$pkginfo->{$pkgid}->{'arch'} = $arch;
$pkginfo->{$pkgid}->{'provides'} = \@ss;
}
}
}
close F;
}
$config->{'providesh'} = \%provides;
$config->{'requiresh'} = \%requires;
makewhatprovidesh($config);
}
sub makewhatprovidesh {
my ($config) = @_;
my %whatprovides;
my $provides = $config->{'providesh'};
for my $p (keys %$provides) {
my @pp = @{$provides->{$p}};
s/[ <=>].*// for @pp;
push @{$whatprovides{$_}}, $p for unify(@pp);
}
for my $p (keys %{$config->{'fileprovides'}}) {
my @pp = map {@{$whatprovides{$_} || []}} @{$config->{'fileprovides'}->{$p}};
@{$whatprovides{$p}} = unify(@{$whatprovides{$p} || []}, @pp) if @pp;
}
$config->{'whatprovidesh'} = \%whatprovides;
}
sub setdeps {
my ($config, $provides, $whatprovides, $requires) = @_;
$config->{'providesh'} = $provides;
$config->{'whatprovidesh'} = $whatprovides;
$config->{'requiresh'} = $requires;
}
sub forgetdeps {
my ($config) = @_;
delete $config->{'providesh'};
delete $config->{'whatprovidesh'};
delete $config->{'requiresh'};
}
my %addproviders_fm = (
'>' => 1,
'=' => 2,
'>=' => 3,
'<' => 4,
'<=' => 6,
);
sub addproviders {
my ($config, $r) = @_;
my @p;
my $whatprovides = $config->{'whatprovidesh'};
$whatprovides->{$r} = \@p;
if ($r =~ /\|/) {
for my $or (split(/\s*\|\s*/, $r)) {
push @p, @{$whatprovides->{$or} || addproviders($config, $or)};
}
@p = unify(@p) if @p > 1;
return \@p;
}
return \@p if $r !~ /^(.*?)\s*([<=>]{1,2})\s*(.*?)$/;
my $rn = $1;
my $rv = $3;
my $rf = $addproviders_fm{$2};
return \@p unless $rf;
my $provides = $config->{'providesh'};
my @rp = @{$whatprovides->{$rn} || []};
for my $rp (@rp) {
for my $pp (@{$provides->{$rp} || []}) {
if ($pp eq $rn) {
# debian: unversioned provides do not match
# kiwi: supports only rpm, so we need to hand it like it
next if $config->{'binarytype'} eq 'deb';
push @p, $rp;
last;
}
next unless $pp =~ /^\Q$rn\E\s*([<=>]{1,2})\s*(.*?)$/;
my $pv = $2;
my $pf = $addproviders_fm{$1};
next unless $pf;
if ($pf & $rf & 5) {
push @p, $rp;
last;
}
if ($pv eq $rv) {
next unless $pf & $rf & 2;
push @p, $rp;
last;
}
my $rr = $rf == 2 ? $pf : ($rf ^ 5);
$rr &= 5 unless $pf & 2;
# verscmp for spec and kiwi types
my $vv;
if ($config->{'binarytype'} eq 'deb') {
$vv = Build::Deb::verscmp($pv, $rv, 1);
} else {
$vv = Build::Rpm::verscmp($pv, $rv, 1);
}
if ($rr & (1 << ($vv + 1))) {
push @p, $rp;
last;
}
}
}
@p = unify(@p) if @p > 1;
return \@p;
}
sub expand {
my ($config, @p) = @_;
my $conflicts = $config->{'conflicth'};
my $prefer = $config->{'preferh'};
my $ignore = $config->{'ignoreh'};
my $whatprovides = $config->{'whatprovidesh'};
my $requires = $config->{'requiresh'};
my %xignore = map {substr($_, 1) => 1} grep {/^-/} @p;
my @directdepsend;
if ($xignore{'-directdepsend--'}) {
delete $xignore{'-directdepsend--'};
my @directdepsend = @p;
for my $p (splice @p) {
last if $p eq '--directdepsend--';
push @p, $p;
}
@directdepsend = grep {!/^-/} splice(@directdepsend, @p + 1);
}
@p = grep {!/^-/} @p;
my %p; # expanded packages
my %aconflicts; # packages we are conflicting with
# add direct dependency packages. this is different from below,
# because we add packages even if the dep is already provided and
# we break ambiguities if the name is an exact match.
for my $p (splice @p) {
my @q = @{$whatprovides->{$p} || addproviders($config, $p)};
if (@q > 1) {
my $pn = $p;
$pn =~ s/ .*//;
@q = grep {$_ eq $pn} @q;
}
if (@q != 1) {
push @p, $p;
next;
}
print "added $q[0] because of $p (direct dep)\n" if $expand_dbg;
push @p, $q[0];
$p{$q[0]} = 1;
$aconflicts{$_} = 1 for @{$conflicts->{$q[0]} || []};
}
push @p, @directdepsend;
my @pamb = ();
my $doamb = 0;
while (@p) {
my @error = ();
my @rerror = ();
for my $p (splice @p) {
for my $r (@{$requires->{$p} || [$p]}) {
my $ri = (split(/[ <=>]/, $r, 2))[0];
next if $ignore->{"$p:$ri"} || $xignore{"$p:$ri"};
next if $ignore->{$ri} || $xignore{$ri};
my @q = @{$whatprovides->{$r} || addproviders($config, $r)};
next if grep {$p{$_}} @q;
next if grep {$xignore{$_}} @q;
next if grep {$ignore->{"$p:$_"} || $xignore{"$p:$_"}} @q;
@q = grep {!$aconflicts{$_}} @q;
if (!@q) {
if ($r eq $p) {
push @rerror, "nothing provides $r";
} else {
next if $r =~ /^\//;
push @rerror, "nothing provides $r needed by $p";
}
next;
}
if (@q > 1 && !$doamb) {
push @pamb, $p unless @pamb && $pamb[-1] eq $p;
print "undecided about $p:$r: @q\n" if $expand_dbg;
next;
}
if (@q > 1) {
my @pq = grep {!$prefer->{"-$_"} && !$prefer->{"-$p:$_"}} @q;
@q = @pq if @pq;
@pq = grep {$prefer->{$_} || $prefer->{"$p:$_"}} @q;
if (@pq > 1) {
my %pq = map {$_ => 1} @pq;
@q = (grep {$pq{$_}} @{$config->{'prefer'}})[0];
} elsif (@pq == 1) {
@q = @pq;
}
}
if (@q > 1 && $r =~ /\|/) {
# choice op, implicit prefer of first match...
my %pq = map {$_ => 1} @q;
for my $rr (split(/\s*\|\s*/, $r)) {
next unless $whatprovides->{$rr};
my @pq = grep {$pq{$_}} @{$whatprovides->{$rr}};
next unless @pq;
@q = @pq;
last;
}
}
if (@q > 1) {
if ($r ne $p) {
push @error, "have choice for $r needed by $p: @q";
} else {
push @error, "have choice for $r: @q";
}
push @pamb, $p unless @pamb && $pamb[-1] eq $p;
next;
}
push @p, $q[0];
print "added $q[0] because of $p:$r\n" if $expand_dbg;
$p{$q[0]} = 1;
$aconflicts{$_} = 1 for @{$conflicts->{$q[0]} || []};
@error = ();
$doamb = 0;
}
}
return undef, @rerror if @rerror;
next if @p; # still work to do
# only ambig stuff left
if (@pamb && !$doamb) {
@p = @pamb;
@pamb = ();
$doamb = 1;
print "now doing undecided dependencies\n" if $expand_dbg;
next;
}
return undef, @error if @error;
}
return 1, (sort keys %p);
}
sub order {
my ($config, @p) = @_;
my $requires = $config->{'requiresh'};
my $whatprovides = $config->{'whatprovidesh'};
my %deps;
my %rdeps;
my %needed;
my %p = map {$_ => 1} @p;
for my $p (@p) {
my @r;
for my $r (@{$requires->{$p} || []}) {
my @q = @{$whatprovides->{$r} || addproviders($config, $r)};
push @r, grep {$_ ne $p && $p{$_}} @q;
}
if (%{$config->{'order'} || {}}) {
push @r, grep {$_ ne $p && $config->{'order'}->{"$_:$p"}} @p;
}
@r = unify(@r);
$deps{$p} = \@r;
$needed{$p} = @r;
push @{$rdeps{$_}}, $p for @r;
}
@p = sort {$needed{$a} <=> $needed{$b} || $a cmp $b} @p;
my @good;
my @res;
# the big sort loop
while (@p) {
@good = grep {$needed{$_} == 0} @p;
if (@good) {
@p = grep {$needed{$_}} @p;
push @res, @good;
for my $p (@good) {
$needed{$_}-- for @{$rdeps{$p}};
}
next;
}
# uh oh, cycle alert. find and remove all cycles.
my %notdone = map {$_ => 1} @p;
$notdone{$_} = 0 for @res; # already did those
my @todo = @p;
while (@todo) {
my $v = shift @todo;
if (ref($v)) {
$notdone{$$v} = 0; # finished this one
next;
}
my $s = $notdone{$v};
next unless $s;
my @e = grep {$notdone{$_}} @{$deps{$v}};
if (!@e) {
$notdone{$v} = 0; # all deps done, mark as finished
next;
}
if ($s == 1) {
$notdone{$v} = 2; # now under investigation
unshift @todo, @e, \$v;
next;
}
# reached visited package, found a cycle!
my @cyc = ();
my $cycv = $v;
# go back till $v is reached again
while(1) {
die unless @todo;
$v = shift @todo;
next unless ref($v);
$v = $$v;
$notdone{$v} = 1 if $notdone{$v} == 2;
unshift @cyc, $v;
last if $v eq $cycv;
}
unshift @todo, $cycv;
print STDERR "cycle: ".join(' -> ', @cyc)."\n";
my $breakv;
my @breakv = (@cyc, $cyc[0]);
while (@breakv > 1) {
last if $config->{'order'}->{"$breakv[0]:$breakv[1]"};
shift @breakv;
}
if (@breakv > 1) {
$breakv = $breakv[0];
} else {
$breakv = (sort {$needed{$a} <=> $needed{$b} || $a cmp $b} @cyc)[-1];
}
push @cyc, $cyc[0]; # make it loop
shift @cyc while $cyc[0] ne $breakv;
$v = $cyc[1];
print STDERR " breaking dependency $breakv -> $v\n";
$deps{$breakv} = [ grep {$_ ne $v} @{$deps{$breakv}} ];
$rdeps{$v} = [ grep {$_ ne $breakv} @{$rdeps{$v}} ];
$needed{$breakv}--;
}
}
return @res;
}
sub add_all_providers {
my ($config, @p) = @_;
my $whatprovides = $config->{'whatprovidesh'};
my $requires = $config->{'requiresh'};
my %a;
for my $p (@p) {
for my $r (@{$requires->{$p} || [$p]}) {
my $rn = (split(' ', $r, 2))[0];
$a{$_} = 1 for @{$whatprovides->{$rn} || []};
}
}
push @p, keys %a;
return unify(@p);
}
###########################################################################
sub recipe2buildtype {
my ($recipe) = @_;
return $1 if $recipe =~ /\.(spec|dsc|kiwi|livebuild)$/;
$recipe =~ s/.*\///;
$recipe =~ s/^_service:.*://;
return 'arch' if $recipe eq 'PKGBUILD';
return 'preinstallimage' if $recipe eq '_preinstallimage';
return undef;
}
sub show {
my ($conffile, $fn, $field, $arch) = @ARGV;