metadata: always resolve dependencies through provides list
Instead of adding virtual packages to the normal package list, keep a separate list for provides, make each package provide itself, and resolve all dependencies through this list. This allows to use PROVIDES to replace existing packages. Fixes FS#837. Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
This commit is contained in:
		| @@ -252,7 +252,6 @@ sub search_feed { | ||||
| 		my $substr; | ||||
| 		my $pkgmatch = 1; | ||||
|  | ||||
| 		next if $pkg->{vdepends}; | ||||
| 		foreach my $substr (@substr) { | ||||
| 			my $match; | ||||
| 			foreach my $key (qw(name title description src)) { | ||||
| @@ -306,7 +305,6 @@ sub list_feed { | ||||
| 	get_feed($feed); | ||||
| 	foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) { | ||||
| 		my $pkg = $feed_package->{$name}; | ||||
| 		next if $pkg->{vdepends}; | ||||
| 		if($pkg->{name}) { | ||||
| 			printf "\%-32s\t\%s\n", $pkg->{name}, $pkg->{title}; | ||||
| 		} | ||||
| @@ -534,6 +532,7 @@ sub install_package { | ||||
| 		@{$feed_src->{$src}{"builddepends/host"}}, | ||||
| 		map { @{$_->{depends}} } @{$feed_src->{$src}{packages}} | ||||
| 	) { | ||||
| 		# TODO: handle virtual packages and PROVIDES | ||||
| 		next if $dep =~ /@/; | ||||
| 		$dep =~ s/^\+//; | ||||
| 		$dep =~ s/^.+://; | ||||
| @@ -594,7 +593,6 @@ sub install { | ||||
| 				get_feed($f->[1]); | ||||
| 				foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) { | ||||
| 					my $p = $feed_package->{$name}; | ||||
| 					next if $p->{vdepends}; | ||||
| 					if( $p->{name} ) { | ||||
| 						install_package($feed, $p->{name}, exists($opts{f})) == 0 or $ret = 1; | ||||
| 						get_feed($f->[1]); | ||||
|   | ||||
| @@ -2,9 +2,10 @@ package metadata; | ||||
| use base 'Exporter'; | ||||
| use strict; | ||||
| use warnings; | ||||
| our @EXPORT = qw(%package %srcpackage %category %features %overrides clear_packages parse_package_metadata parse_target_metadata get_multiline @ignore %usernames %groupnames); | ||||
| our @EXPORT = qw(%package %vpackage %srcpackage %category %features %overrides clear_packages parse_package_metadata parse_target_metadata get_multiline @ignore %usernames %groupnames); | ||||
|  | ||||
| our %package; | ||||
| our %vpackage; | ||||
| our %srcpackage; | ||||
| our %category; | ||||
| our %features; | ||||
| @@ -177,6 +178,7 @@ sub parse_target_metadata($) { | ||||
|  | ||||
| sub clear_packages() { | ||||
| 	%package = (); | ||||
| 	%vpackage = (); | ||||
| 	%srcpackage = (); | ||||
| 	%category = (); | ||||
| 	%features = (); | ||||
| @@ -230,6 +232,9 @@ sub parse_package_metadata($) { | ||||
| 			$pkg->{override} = $override; | ||||
| 			$package{$1} = $pkg; | ||||
| 			push @{$src->{packages}}, $pkg; | ||||
|  | ||||
| 			$vpackage{$1} or $vpackage{$1} = []; | ||||
| 			unshift @{$vpackage{$1}}, $pkg; | ||||
| 		}; | ||||
| 		/^Feature:\s*(.+?)\s*$/ and do { | ||||
| 			undef $pkg; | ||||
| @@ -264,12 +269,8 @@ sub parse_package_metadata($) { | ||||
| 		/^Provides: \s*(.+)\s*$/ and do { | ||||
| 			my @vpkg = split /\s+/, $1; | ||||
| 			foreach my $vpkg (@vpkg) { | ||||
| 				$package{$vpkg} or $package{$vpkg} = { | ||||
| 					name => $vpkg, | ||||
| 					vdepends => [], | ||||
| 					src => $src, | ||||
| 				}; | ||||
| 				push @{$package{$vpkg}->{vdepends}}, $pkg->{name}; | ||||
| 				$vpackage{$vpkg} or $vpackage{$vpkg} = []; | ||||
| 				push @{$vpackage{$vpkg}}, $pkg; | ||||
| 			} | ||||
| 		}; | ||||
| 		/^Menu-Depends: \s*(.+)\s*$/ and $pkg->{mdepends} = [ split /\s+/, $1 ]; | ||||
|   | ||||
| @@ -101,14 +101,16 @@ my %dep_check; | ||||
| sub __find_package_dep($$) { | ||||
| 	my $pkg = shift; | ||||
| 	my $name = shift; | ||||
| 	my $deps = ($pkg->{vdepends} or $pkg->{depends}); | ||||
| 	my $deps = $pkg->{depends}; | ||||
|  | ||||
| 	return 0 unless defined $deps; | ||||
| 	foreach my $dep (@{$deps}) { | ||||
| 		next if $dep_check{$dep}; | ||||
| 		$dep_check{$dep} = 1; | ||||
| 		return 1 if $dep eq $name; | ||||
| 		return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1)); | ||||
| 	foreach my $vpkg (@{$deps}) { | ||||
| 		foreach my $dep (@{$vpackage{$vpkg}}) { | ||||
| 			next if $dep_check{$dep->{name}}; | ||||
| 			$dep_check{$dep->{name}} = 1; | ||||
| 			return 1 if $dep->{name} eq $name; | ||||
| 			return 1 if (__find_package_dep($dep, $name) == 1); | ||||
| 		} | ||||
| 	} | ||||
| 	return 0; | ||||
| } | ||||
| @@ -156,7 +158,6 @@ sub mconf_depends { | ||||
| 		my $m = "depends on"; | ||||
| 		my $flags = ""; | ||||
| 		$depend =~ s/^([@\+]+)// and $flags = $1; | ||||
| 		my $vdep; | ||||
| 		my $condition = $parent_condition; | ||||
|  | ||||
| 		next if $condition eq $depend; | ||||
| @@ -173,23 +174,21 @@ sub mconf_depends { | ||||
| 			} | ||||
| 			$depend = $2; | ||||
| 		} | ||||
| 		next if $package{$depend} and $package{$depend}->{buildonly}; | ||||
| 		if ($flags =~ /\+/) { | ||||
| 			if ($vdep = $package{$depend}->{vdepends}) { | ||||
| 			my $vdep = $vpackage{$depend}; | ||||
| 			if ($vdep) { | ||||
| 				my @vdeps; | ||||
| 				$depend = undef; | ||||
|  | ||||
| 				foreach my $v (@$vdep) { | ||||
| 					if ($package{$v} && $package{$v}->{variant_default}) { | ||||
| 						$depend = $v; | ||||
| 					next if $v->{buildonly}; | ||||
| 					if ($v->{variant_default}) { | ||||
| 						unshift @vdeps, $v->{name}; | ||||
| 					} else { | ||||
| 						push @vdeps, $v; | ||||
| 						push @vdeps, $v->{name}; | ||||
| 					} | ||||
| 				} | ||||
|  | ||||
| 				if (!$depend) { | ||||
| 					$depend = shift @vdeps; | ||||
| 				} | ||||
| 				$depend = shift @vdeps; | ||||
|  | ||||
| 				if (@vdeps > 1) { | ||||
| 					$condition = ($condition ? "$condition && " : '') . '!('.join("||", map { "PACKAGE_".$_ } @vdeps).')'; | ||||
| @@ -209,8 +208,9 @@ sub mconf_depends { | ||||
|  | ||||
| 			$flags =~ /@/ or $depend = "PACKAGE_$depend"; | ||||
| 		} else { | ||||
| 			if ($vdep = $package{$depend}->{vdepends}) { | ||||
| 				$depend = join("||", map { "PACKAGE_".$_ } @$vdep); | ||||
| 			my $vdep = $vpackage{$depend}; | ||||
| 			if ($vdep) { | ||||
| 				$depend = join("||", map { "PACKAGE_".$_->{name} } @$vdep); | ||||
| 			} else { | ||||
| 				$flags =~ /@/ or $depend = "PACKAGE_$depend"; | ||||
| 			} | ||||
| @@ -419,29 +419,21 @@ sub gen_package_mk() { | ||||
| 					$dep = $2; | ||||
| 				} | ||||
|  | ||||
| 				my $pkg_dep = $package{$dep}; | ||||
| 				unless (defined $pkg_dep) { | ||||
| 				my $vpkg_dep = $vpackage{$dep}; | ||||
| 				unless (defined $vpkg_dep) { | ||||
| 					warn sprintf "WARNING: Makefile '%s' has a dependency on '%s', which does not exist\n", | ||||
| 						$src->{makefile}, $dep; | ||||
| 					next; | ||||
| 				} | ||||
|  | ||||
| 				unless ($pkg_dep->{vdepends}) { | ||||
| 					next if $srcname eq $pkg_dep->{src}{name}; | ||||
| 				# Filter out self-depends | ||||
| 				my @vdeps = grep { $srcname ne $_->{src}{name} } @{$vpkg_dep}; | ||||
|  | ||||
| 					my $depstr = "\$(curdir)/$pkg_dep->{src}{path}/compile"; | ||||
| 					my $depline = get_conditional_dep($condition, $depstr); | ||||
| 					if ($depline) { | ||||
| 						$deplines{''}{$depline}++; | ||||
| 				foreach my $vdep (@vdeps) { | ||||
| 					my $depstr = "\$(curdir)/$vdep->{src}{path}/compile"; | ||||
| 					if (@vdeps > 1) { | ||||
| 						$depstr = "\$(if \$(CONFIG_PACKAGE_$vdep->{name}),$depstr)"; | ||||
| 					} | ||||
| 					next; | ||||
| 				} | ||||
|  | ||||
| 				foreach my $vdep (@{$pkg_dep->{vdepends}}) { | ||||
| 					my $pkg_vdep = $package{$vdep}; | ||||
| 					next if $srcname eq $pkg_vdep->{src}{name}; | ||||
|  | ||||
| 					my $depstr = "\$(if \$(CONFIG_PACKAGE_$vdep),\$(curdir)/$pkg_vdep->{src}{path}/compile)"; | ||||
| 					my $depline = get_conditional_dep($condition, $depstr); | ||||
| 					if ($depline) { | ||||
| 						$deplines{''}{$depline}++; | ||||
| @@ -449,8 +441,6 @@ sub gen_package_mk() { | ||||
| 				} | ||||
| 			} | ||||
|  | ||||
| 			next if defined $pkg->{vdepends}; | ||||
|  | ||||
| 			my $config = ''; | ||||
| 			$config = "\$(CONFIG_PACKAGE_$pkg->{name})" unless $pkg->{buildonly}; | ||||
|  | ||||
|   | ||||
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