move host build in packages into a separate namespace: package/<name>/host/<target>

this allows dependencies between host and target packages, and saves unnecessary host builds for packages that contain both variants

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14905 3c298f89-4303-0410-b956-a3cf2f4a3e73

3 files changed, 69 insertions, 12 deletions

diff --git a/scripts/feeds b/scripts/feeds
index deafaca12..e51b17c37 100755
--- a/scripts/feeds
+++ b/scripts/feeds
@@ -327,10 +327,11 @@ sub install_package {
 
 	# install all dependencies
 	foreach my $vpkg (@{$srcpackage{$src}}, $pkg) {
-		foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}) {
+		foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}, @{$vpkg->{"builddepends/host"}}) {
 			next if $dep =~ /@/;
 			$dep =~ s/^\+//;
 			$dep =~ s/^.+://;
+			$dep =~ s/\/.+$//;
 			next unless $dep;
 			install_package($feed, $dep) == 0 or $ret = 1;
 		}
diff --git a/scripts/metadata.pl b/scripts/metadata.pl
index 400255900..3d9d68a65 100755
--- a/scripts/metadata.pl
+++ b/scripts/metadata.pl
@@ -551,6 +551,20 @@ EOF
 	}
 }
 
+sub get_conditional_dep($$) {
+	my $condition = shift;
+	my $depstr = shift;
+	if ($condition) {
+		if ($condition =~ /^!(.+)/) {
+			return "\$(if \$(CONFIG_$1),,$depstr)";
+		} else {
+			return "\$(if \$(CONFIG_$condition),$depstr)";
+		}
+	} else {
+		return $depstr;
+	}
+}
+
 sub gen_package_mk() {
 	my %conf;
 	my %dep;
@@ -582,6 +596,10 @@ sub gen_package_mk() {
 		next if $done{$pkg->{src}};
 		$done{$pkg->{src}} = 1;
 
+		if (@{$pkg->{buildtypes}} > 0) {
+			print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
+		}
+
 		foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
 			foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
 				$dep =~ /@/ or do {
@@ -590,17 +608,60 @@ sub gen_package_mk() {
 				};
 			}
 		}
+		foreach my $type (@{$pkg->{buildtypes}}) {
+			my @extra_deps;
+			my %deplines;
+
+			next unless $pkg->{"builddepends/$type"};
+			foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
+				my $suffix = "";
+				my $condition;
+
+				if ($dep =~ /^(.+):(.+)/) {
+					$condition = $1;
+					$dep = $2;
+				}
+				if ($dep =~ /^(.+)(\/.+)/) {
+					$dep = $1;
+					$suffix = $2;
+				}
+				my $pkg_dep = $package{$dep};
+				next unless $pkg_dep;
+
+				my $idx = "";
+				if (defined $pkg_dep->{src}) {
+					$idx = $pkg_dep->{subdir}.$pkg_dep->{src};
+				} elsif (defined($srcpackage{$dep})) {
+					$idx = $subdir{$dep}.$dep;
+				}
+				my $depstr = "\$(curdir)/$idx$suffix/compile";
+				my $depline = get_conditional_dep($condition, $depstr);
+				if ($depline) {
+					$deplines{$dep} = $depline;
+				}
+			}
+			my $depline = join(" ", values %deplines);
+			if ($depline) {
+				$line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
+			}
+		}
 
 		my $hasdeps = 0;
 		my %deplines;
 		foreach my $deps (@srcdeps) {
 			my $idx;
 			my $condition;
+			my $prefix = "";
+			my $suffix = "";
 
 			if ($deps =~ /^(.+):(.+)/) {
 				$condition = $1;
 				$deps = $2;
 			}
+			if ($deps =~ /^(.+)(\/.+)/) {
+				$deps = $1;
+				$suffix = $2;
+			}
 
 			my $pkg_dep = $package{$deps};
 			my @deps;
@@ -627,21 +688,13 @@ sub gen_package_mk() {
 					my $depstr;
 
 					if ($pkg_dep->{vdepends}) {
-						$depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
+						$depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx$suffix/compile)";
 						$dep{$pkg->{src}."->($dep)".$idx} = 1;
 					} else {
-						$depstr = "\$(curdir)/$idx/compile";
+						$depstr = "\$(curdir)/$idx$suffix/compile";
 						$dep{$pkg->{src}."->".$idx} = 1;
 					}
-					if ($condition) {
-						if ($condition =~ /^!(.+)/) {
-							$depline = "\$(if \$(CONFIG_$1),,$depstr)";
-						} else {
-							$depline = "\$(if \$(CONFIG_$condition),$depstr)";
-						}
-					} else {
-						$depline = $depstr;
-					}
+					$depline = get_conditional_dep($condition, $depstr);
 					if ($depline) {
 						$deplines{$idx.$dep} = $depline;
 					}
diff --git a/scripts/metadata.pm b/scripts/metadata.pm
index defa7b934..8ce4ea8b1 100644
--- a/scripts/metadata.pm
+++ b/scripts/metadata.pm
@@ -63,6 +63,7 @@ sub parse_package_metadata($) {
 			$pkg->{default} = "m if ALL";
 			$pkg->{depends} = [];
 			$pkg->{builddepends} = [];
+			$pkg->{buildtypes} = [];
 			$pkg->{subdir} = $subdir;
 			$pkg->{tristate} = 1;
 			$package{$1} = $pkg;
@@ -91,6 +92,8 @@ sub parse_package_metadata($) {
 		/^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
 		/^Build-Only: \s*(.+)\s*$/ and $pkg->{buildonly} = 1;
 		/^Build-Depends: \s*(.+)\s*$/ and $pkg->{builddepends} = [ split /\s+/, $1 ];
+		/^Build-Depends\/(\w+): \s*(.+)\s*$/ and $pkg->{"builddepends/$1"} = [ split /\s+/, $2 ];
+		/^Build-Types:\s*(.+)\s*$/ and $pkg->{buildtypes} = [ split /\s+/, $1 ];
 		/^Category: \s*(.+)\s*$/ and do {
 			$pkg->{category} = $1;
 			defined $category{$1} or $category{$1} = {};